From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264312AbUENB3P (ORCPT ); Thu, 13 May 2004 21:29:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264311AbUENB3P (ORCPT ); Thu, 13 May 2004 21:29:15 -0400 Received: from smtp-roam.Stanford.EDU ([171.64.10.152]:179 "EHLO smtp-roam.Stanford.EDU") by vger.kernel.org with ESMTP id S264312AbUENB1e (ORCPT ); Thu, 13 May 2004 21:27:34 -0400 Message-ID: <40A4207D.9000003@myrealbox.com> Date: Thu, 13 May 2004 18:27:25 -0700 From: Andy Lutomirski User-Agent: Mozilla Thunderbird 0.6 (Windows/20040502) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andrew Morton , vojtech@suse.cz CC: linux-kernel@vger.kernel.org Subject: Re: 2.6.6-mm2 (oops on keyboard/mouse USB hub unplug) References: In-Reply-To: Content-Type: multipart/mixed; boundary="------------040509060907020903080000" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------040509060907020903080000 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Andrew Morton wrote: > > Changes since 2.6.6-mm1: > > bk-usb.patch Unplugging my hub still oopses. This one was introduced in -mm1 (2.6.6-rc2-mm1 was fine), and reverting mm1's bk-usb.patch fixed it. This happens every time. Anything I can do to help? --Andy --------------040509060907020903080000 Content-Type: text/plain; name="dmesg.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="dmesg.txt" 0: 00000000fff80000 - 0000000100000000 (reserved) 511MB LOWMEM available. On node 0 totalpages: 131056 DMA zone: 4096 pages, LIFO batch:1 Normal zone: 126960 pages, LIFO batch:16 HighMem zone: 0 pages, LIFO batch:1 DMI 2.3 present. ACPI: RSDP (v000 AMI ) @ 0x000fa3f0 ACPI: RSDT (v001 AMIINT VIA_K8 0x00000010 MSFT 0x00000097) @ 0x1fff0000 ACPI: FADT (v001 AMIINT VIA_K8 0x00000011 MSFT 0x00000097) @ 0x1fff0030 ACPI: MADT (v001 AMIINT VIA_K8 0x00000009 MSFT 0x00000097) @ 0x1fff00c0 ACPI: DSDT (v001 VIA VIA_K8 0x00001000 MSFT 0x0100000d) @ 0x00000000 ACPI: PM-Timer IO Port: 0x808 Built 1 zonelists Initializing CPU#0 Kernel command line: ro root=/dev/hda1 console=ttyS0,115200 console=tty0 commonc ap.newcaps=1 PID hash table entries: 2048 (order 11: 16384 bytes) Detected 2000.223 MHz processor. Using pmtmr for high-res timesource Console: colour VGA+ 80x25 Memory: 516108k/524224k available (1878k kernel code, 7336k reserved, 834k data, 136k init, 0k highmem) Checking if this processor honours the WP bit even in supervisor mode... Ok. Calibrating delay loop... 3956.73 BogoMIPS Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) Mount-cache hash table entries: 512 (order: 0, 4096 bytes) CPU: After generic identify, caps: 078bfbff e1d3fbff 00000000 00000000 CPU: After vendor identify, caps: 078bfbff e1d3fbff 00000000 00000000 CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) CPU: L2 Cache: 1024K (64 bytes/line) CPU: After all inits, caps: 078bfbff e1d3fbff 00000000 00000010 Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. CPU: AMD Athlon(tm) 64 Processor 3200+ stepping 08 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Checking 'hlt' instruction... OK. POSIX conformance testing by UNIFIX checking if image is initramfs...it isn't (no cpio magic); looks like an initrd Freeing initrd memory: 110k freed NET: Registered protocol family 16 PCI: PCI BIOS revision 2.10 entry at 0xfdab1, last bus=2 PCI: Using configuration type 1 mtrr: v2.0 (20020519) ACPI: Subsystem revision 20040326 ACPI: IRQ9 SCI: Edge set to Level Trigger. ACPI: Interpreter enabled ACPI: Using PIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (00:00) PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: Power Resource [URP1] (off) ACPI: Power Resource [URP2] (off) ACPI: Power Resource [FDDP] (off) ACPI: Power Resource [LPTP] (off) ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 10 *11 12 14 15) ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 *5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LNKD] (IRQs *3 4 5 6 7 10 11 12 14 15) ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled. Linux Plug and Play Support v0.97 (c) Adam Belay PnPBIOS: Scanning system for PnP BIOS support... PnPBIOS: Found PnP BIOS installation structure at 0xc00f7510 PnPBIOS: PnP BIOS version 1.0, entry 0xf0000:0x645b, dseg 0xf0000 PnPBIOS: 11 nodes reported by PnP BIOS; 11 recorded by driver usbcore: registered new driver usbfs usbcore: registered new driver hub ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 10 ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 5 ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 11 ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 3 PCI: Using ACPI for IRQ routing vesafb: probe of vesafb0 failed with error -6 Machine check exception polling timer started. Total HugeTLB memory allocated, 0 VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) Experimental capability support is on Initializing Cryptographic API ACPI: Power Button (FF) [PWRF] ACPI: Sleep Button (CM) [SLPB] ACPI: Processor [CPU1] (supports C1) isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Real Time Clock Driver v1.12 Linux agpgart interface v0.100 (c) Dave Jones agpgart: Detected AGP bridge 0 agpgart: Maximum main memory to use for agp memory: 439M agpgart: AGP aperture is 256M @ 0xd0000000 Serial: 8250/16550 driver $Revision: 1.90 $ 8 ports, IRQ sharing disabled ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A Using anticipatory io scheduler Floppy drive(s): fd0 is 1.44M FDC 0 is a post-1991 82077 RAMDISK driver initialized: 16 RAM disks of 128000K size 1024 blocksize loop: loaded (max 8 devices) Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx VP_IDE: IDE controller at PCI slot 0000:00:0f.0 VP_IDE: chipset revision 6 VP_IDE: not 100% native mode: will probe irqs later VP_IDE: VIA vt8237 (rev 00) IDE UDMA133 controller on pci0000:00:0f.0 ide0: BM-DMA at 0xfc00-0xfc07, BIOS settings: hda:DMA, hdb:pio ide1: BM-DMA at 0xfc08-0xfc0f, BIOS settings: hdc:DMA, hdd:pio hda: ST3160023A, ATA DISK drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 hdc: LITEON DVD-ROM LTD163D, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 hda: max request size: 1024KiB hda: 312581808 sectors (160041 MB) w/8192KiB Cache, CHS=19457/255/63, UDMA(100) hda: hda1 hda2 hda3 < hda5 hda6 hda7 > ide-floppy driver 0.99.newide ehci_hcd 0000:00:10.4: VIA Technologies, Inc. USB 2.0 ehci_hcd 0000:00:10.4: irq 5, pci mem e085ad00 ehci_hcd 0000:00:10.4: new USB bus registered, assigned bus number 1 ehci_hcd 0000:00:10.4: USB 2.0 enabled, EHCI 1.00, driver 2004-May-10 hub 1-0:1.0: USB hub found hub 1-0:1.0: 8 ports detected USB Universal Host Controller Interface driver v2.2 uhci_hcd 0000:00:10.0: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller uhci_hcd 0000:00:10.0: irq 11, io base 0000d400 uhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 hub 2-0:1.0: USB hub found hub 2-0:1.0: 2 ports detected uhci_hcd 0000:00:10.1: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (#2) uhci_hcd 0000:00:10.1: irq 11, io base 0000d800 uhci_hcd 0000:00:10.1: new USB bus registered, assigned bus number 3 hub 3-0:1.0: USB hub found hub 3-0:1.0: 2 ports detected uhci_hcd 0000:00:10.2: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (#3) uhci_hcd 0000:00:10.2: irq 10, io base 0000dc00 uhci_hcd 0000:00:10.2: new USB bus registered, assigned bus number 4 hub 4-0:1.0: USB hub found hub 4-0:1.0: 2 ports detected uhci_hcd 0000:00:10.3: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller (#4) uhci_hcd 0000:00:10.3: irq 10, io base 0000e000 uhci_hcd 0000:00:10.3: new USB bus registered, assigned bus number 5 hub 5-0:1.0: USB hub found hub 5-0:1.0: 2 ports detected usbcore: registered new driver hiddev usbcore: registered new driver hid drivers/usb/input/hid-core.c: v2.0:USB HID core driver mice: PS/2 mouse device common for all mice serio: i8042 AUX port at 0x60,0x64 irq 12 serio: i8042 KBD port at 0x60,0x64 irq 1 NET: Registered protocol family 2 IP: routing cache hash table of 4096 buckets, 32Kbytes TCP: Hash tables configured (established 32768 bind 65536) NET: Registered protocol family 1 NET: Registered protocol family 17 ACPI: (supports S0 S1 S4 S5) SMBIOS facility v1.0 2004-04-19 RAMDISK: Compressed image found at block 0 VFS: Mounted root (ext2 filesystem). kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. Freeing unused kernel memory: 136k freed EXT3 FS on hda1, internal journal Adding 1004052k swap on /dev/hda2. Priority:-1 extents:1 SGI XFS with ACLs, large block numbers, no debug enabled SGI XFS Quota Management subsystem XFS mounting filesystem hda7 Ending clean XFS mount for filesystem: hda7 ReiserFS: hda5: found reiserfs format "3.6" with standard journal ReiserFS: hda5: using ordered data mode ReiserFS: hda5: journal params: device hda5, size 8192, journal first block 18, max trans len 1024, max batch 900, max commit age 30, max trans age 30 ReiserFS: hda5: checking transaction log (hda5) ReiserFS: hda5: Using r5 hash to sort names ReiserFS: hda6: found reiserfs format "3.6" with standard journal ReiserFS: hda6: using ordered data mode ReiserFS: hda6: journal params: device hda6, size 8192, journal first block 18, max trans len 1024, max batch 900, max commit age 30, max trans age 30 ReiserFS: hda6: checking transaction log (hda6) ReiserFS: hda6: Using r5 hash to sort names ieee1394: Initialized config rom entry `ip1394' ohci1394: $Rev: 1203 $ Ben Collins ohci1394: fw-host0: OHCI-1394 1.0 (PCI): IRQ=[3] MMIO=[cfffd000-cfffd7ff] Max Packet=[2048] ieee1394: Host added: ID:BUS[0-00:1023] GUID[0010dc00002c7728] ip_tables: (C) 2000-2002 Netfilter core team ip_conntrack version 2.1 (4095 buckets, 32760 max) - 296 bytes per conntrack Bridge firewalling registered natsemi dp8381x driver, version 1.07+LK1.0.17, Sep 27, 2002 originally by Donald Becker http://www.scyld.com/network/natsemi.html 2.4.x kernel port by Jeff Garzik, Tjeerd Mulder eth0: NatSemi DP8381[56] at 0xe0977000, 00:40:f4:58:9c:a9, IRQ 5. r8169 Gigabit Ethernet driver 1.2 loaded eth1: Identified chip type is 'RTL8169s/8110s'. eth1: RTL8169 at 0xe0b54f00, 00:0c:76:4e:df:cc, IRQ 11 hostap_crypt: registered algorithm 'NULL' hostap_pci: CVS (Jouni Malinen ) hostap_pci: Registered netdevice wifi0 prism2_hw_init: initialized in 198 ms wifi0: trying to read PDA from 0x007f0000: failed wifi0: trying to read PDA from 0x003f0000: failed wifi0: trying to read PDA from 0x00390000: failed wifi0: trying to read PDA from 0x007f0002: OK wifi0: NIC: id=0x8013 v1.0.0 wifi0: PRI: id=0x15 v1.0.7 wifi0: STA: id=0x1f v1.3.5 wifi0: defaulting to host-based encryption as a workaround for firmware bug in H ost AP mode WEP wifi0: defaulting to bogus WDS frame as a workaround for firmware bug in Host AP mode WDS wifi0: Intersil Prism2.5 PCI: mem=0xcdcff000, irq=3 wifi0: registered netdevice wlan0 prism2_download: dl_cmd=5 start_addr=0x003f0c01 num_areas=3 area 0: addr=0x007e17fe len=53400 ptr=0x080524b8 area 1: addr=0x007f0800 len=4066 ptr=0x0805f558 area 2: addr=0x007fe000 len=3282 ptr=0x08060540 prism2_hw_init: initialized in 82 ms wifi0: Writing 53400 bytes at 0x007e17fe wifi0: Writing 4066 bytes at 0x007f0800 wifi0: Writing 3282 bytes at 0x007fe000 prism2_hw_init: initialized in 29 ms wifi0: trying to read PDA from 0x007f0000: failed wifi0: trying to read PDA from 0x003f0000: failed wifi0: trying to read PDA from 0x00390000: failed wifi0: trying to read PDA from 0x007f0002: OK wifi0: NIC: id=0x8013 v1.0.0 wifi0: PRI: id=0x15 v1.0.7 wifi0: STA: id=0x1f v1.8.0 eth0: link up. eth0: Setting full-duplex based on negotiated link capability. eth0: Promiscuous mode enabled. device eth0 entered promiscuous mode br0: port 1(eth0) entering learning state br0: topology change detected, propgating br0: port 1(eth0) entering forwarding state wlan0 unsupported ioctl(0x8946) device wlan0 entered promiscuous mode br0: port 2(wlan0) entering learning state br0: topology change detected, propgating br0: port 2(wlan0) entering forwarding state Universal TUN/TAP device driver 1.5 (C)1999-2002 Maxim Krasnyansky Linux video capture interface: v1.00 bttv: driver version 0.9.14 loaded bttv: using 8 buffers with 2080k (520 pages) each for capture bttv: Bt8xx card found (0). bttv0: Bt878 (rev 17) at 0000:00:0a.0, irq: 10, latency: 32, mmio: 0xcddfe000 bttv0: using: Hauppauge (bt848) [card=2,insmod option] bttv0: gpio: en=00000000, out=00000000 in=003fffff [init] bttv0: Hauppauge/Voodoo msp34xx: reset line init [5] bttv: readee error bttv0: Hauppauge eeprom: invalid bttv0: Hauppauge eeprom: model=0, tuner= (4), radio=no bttv0: using tuner=17 bttv0: i2c: checking for MSP34xx @ 0x80... not found bttv0: i2c: checking for TDA9875 @ 0xb0... not found bttv0: i2c: checking for TDA7432 @ 0x8a... not found tvaudio: TV audio decoder + audio/video mux driver tvaudio: known chips: tda9840,tda9873h,tda9874h/a,tda9850,tda9855,tea6300,tea642 0,tda8425,pic16c54 (PV951),ta8874z tuner: chip found at addr 0xc0 i2c-bus bt878 #0 [sw] tuner: type set to 17 (Philips NTSC_M (MK2)) by bt878 #0 [sw] bttv0: registered device video0 bttv0: registered device vbi0 bttv0: registered device radio0 usb 3-2: new full speed USB device using address 2 hub 3-2:1.0: USB hub found hub 3-2:1.0: 4 ports detected usb 3-2.1: new low speed USB device using address 3 input: USB HID v1.10 Keyboard [Logitech USB Receiver] on usb-0000:00:10.1-2.1 input: USB HID v1.10 Mouse [Logitech USB Receiver] on usb-0000:00:10.1-2.1 usb 3-2.2: new low speed USB device using address 4 input: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:10.1 -2.2 usb 3-2: USB disconnect, address 2 usb 3-2.1: USB disconnect, address 3 Unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip: c0251df4 *pde = 00000000 ___ ______ 0--,| /OOOOOO\ {_o / /OO plop OO\ \__\_/OO oh dear OOO\s \OOOOOOOOOOOOOOOO/ __XXX__ __XXX__ Oops: 0000 [#1] PREEMPT Modules linked in: evdev w83627hf i2c_sensor i2c_isa i2c_viapro tuner tvaudio bt tv video_buf i2c_algo_bit v4l2_common btcx_risc i2c_core videodev snd_cs4281 snd _rawmidi snd_ac97_codec snd_pcm snd_page_alloc snd_opl3_lib snd_seq_device snd_t imer snd_hwdep snd soundcore tun hostap_pci hostap r8169 natsemi bridge ip_nat_f tp ip_conntrack_ftp ipt_limit ipt_REJECT ipt_state iptable_filter ipt_REDIRECT i pt_multiport iptable_nat ip_conntrack ip_tables ohci1394 ieee1394 reiserfs xfs b attery ac CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010293 (2.6.6-mm2) EIP is at usb_ifnum_to_if+0x24/0x40 eax: 00000000 ebx: db676e00 ecx: 00000000 edx: 00000001 esi: 00000002 edi: 00000001 ebp: dec73024 esp: c15ede80 ds: 007b es: 007b ss: 0068 Process khubd (pid: 43, threadinfo=c15ec000 task=c15ef6b0) Stack: dec73000 00000000 00000001 c0257e9a 00000282 d5634a00 00000001 00000286 00000100 d4f94c44 00000000 c0268780 df7e4754 c0373f80 dec73000 dec73024 c0251cc5 df7e4764 c0373fa0 c0207426 df7e4764 dec730cc c0207538 df7e4764 Call Trace: [] usb_set_interface+0x1a/0x140 [] hid_free_device+0x50/0x60 [] usb_unbind_interface+0x45/0x70 [] device_release_driver+0x56/0x60 [] bus_remove_device+0x48/0x90 [] device_del+0x5a/0x90 [] device_unregister+0x8/0x10 [] usb_disable_device+0x61/0xb0 [] usb_disconnect+0x91/0xe0 [] usb_disconnect+0xcc/0xe0 [] hub_port_connect_change+0x28e/0x2c0 [] hub_port_status+0x3a/0xb0 [] schedule+0x27c/0x470 [] hub_events+0x2a5/0x320 [] free_uid+0x11/0x80 [] hub_thread+0x2b/0xe0 [] default_wake_function+0x0/0x10 [] hub_thread+0x0/0xe0 [] kernel_thread_helper+0x5/0x18 Code: 00 00 90 8d 74 26 00 57 89 d7 56 53 8b 98 9c 01 00 00 31 c0 85 db 74 24 0f b6 43 04 31 c9 39 c1 7d 18 89 c6 8d 76 00 8b 44 8b 0c <8b> 10 0f b6 52 02 39 fa 74 07 41 39 f1 7c ed 31 c0 5b 5e 5f c3 hdc: ATAPI 48X DVD-ROM drive, 512kB Cache, UDMA(33) Uniform CD-ROM driver Revision: 3.20 --------------040509060907020903080000 Content-Type: text/plain; name="lsusb.txt" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="lsusb.txt" Bus 005 Device 001: ID 0000:0000 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x0000 idProduct 0x0000 bcdDevice 2.06 iManufacturer 3 Linux 2.6.6-mm2 uhci_hcd iProduct 2 VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Contro ller (#4) iSerial 1 0000:00:10.3 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 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 bytes 2 once 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 0xbf PortPwrCtrlMask 0x6a Language IDs: (length=4) 0409 English(US) Bus 004 Device 001: ID 0000:0000 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x0000 idProduct 0x0000 bcdDevice 2.06 iManufacturer 3 Linux 2.6.6-mm2 uhci_hcd iProduct 2 VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Contro ller (#3) iSerial 1 0000:00:10.2 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 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 bytes 2 once 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 0xbf PortPwrCtrlMask 0x6a Language IDs: (length=4) 0409 English(US) Bus 003 Device 001: ID 0000:0000 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x0000 idProduct 0x0000 bcdDevice 2.06 iManufacturer 3 Linux 2.6.6-mm2 uhci_hcd iProduct 2 VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Contro ller (#2) iSerial 1 0000:00:10.1 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 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 bytes 2 once 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 0xbf PortPwrCtrlMask 0x6a Language IDs: (length=4) 0409 English(US) Bus 002 Device 001: ID 0000:0000 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x0000 idProduct 0x0000 bcdDevice 2.06 iManufacturer 3 Linux 2.6.6-mm2 uhci_hcd iProduct 2 VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Contro ller iSerial 1 0000:00:10.0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 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 bytes 2 once 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 0xbf PortPwrCtrlMask 0x6a Language IDs: (length=4) 0409 English(US) Bus 001 Device 001: ID 0000:0000 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 1 Single TT bMaxPacketSize0 8 idVendor 0x0000 idProduct 0x0000 bcdDevice 2.06 iManufacturer 3 Linux 2.6.6-mm2 ehci_hcd iProduct 2 VIA Technologies, Inc. USB 2.0 iSerial 1 0000:00:10.4 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 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 bytes 2 once bInterval 12 Hub Descriptor: bLength 11 bDescriptorType 41 nNbrPorts 8 wHubCharacteristic 0x0008 Ganged power switching Per-port overcurrent protection TT think time 8 FS bits bPwrOn2PwrGood 10 * 2 milli seconds bHubContrCurrent 0 milli Ampere DeviceRemovable 0xbf 0x6a PortPwrCtrlMask 0x45 0x5b Language IDs: (length=4) 0409 English(US) --------------040509060907020903080000--