Re: Null Pointer BUG in uhci_hcd

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[ adding linux-usb to CC ]

On Sun, 5 Jul 2009, Michael S. Zick wrote:

> Anyone with suggestions about this one?
> 
> root@cb01:~# dmesg
> uhci_hcd: USB Universal Host Controller Interface driver
> uhci_hcd 0000:00:10.0: PCI INT A -> Link[LNKA] -> GSI 10 (level, low) -> IRQ 10
> uhci_hcd 0000:00:10.0: UHCI Host Controller
> uhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 1
> uhci_hcd 0000:00:10.0: irq 10, io base 0x00004400
> usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
> usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
> usb usb1: Product: UHCI Host Controller
> usb usb1: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd
> usb usb1: SerialNumber: 0000:00:10.0
> usb usb1: configuration #1 chosen from 1 choice
> hub 1-0:1.0: USB hub found
> hub 1-0:1.0: 2 ports detected
> uhci_hcd 0000:00:10.1: PCI INT B -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11
> uhci_hcd 0000:00:10.1: UHCI Host Controller
> uhci_hcd 0000:00:10.1: new USB bus registered, assigned bus number 2
> uhci_hcd 0000:00:10.1: HCRESET not completed yet!
> uhci_hcd 0000:00:10.1: irq 11, io base 0x00004420
> usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
> usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
> usb usb2: Product: UHCI Host Controller
> usb usb2: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd
> usb usb2: SerialNumber: 0000:00:10.1
> usb usb2: configuration #1 chosen from 1 choice
> hub 2-0:1.0: USB hub found
> hub 2-0:1.0: 0 ports detected
> uhci_hcd 0000:00:10.2: PCI INT C -> Link[LNKC] -> GSI 10 (level, low) -> IRQ 10
> uhci_hcd 0000:00:10.2: UHCI Host Controller
> uhci_hcd 0000:00:10.2: new USB bus registered, assigned bus number 3
> uhci_hcd 0000:00:10.2: HCRESET not completed yet!
> uhci_hcd 0000:00:10.2: irq 10, io base 0x00004440
> usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
> usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
> usb usb3: Product: UHCI Host Controller
> usb usb3: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd
> usb usb3: SerialNumber: 0000:00:10.2
> uhci_hcd 0000:00:10.2: host system error, PCI problems?
> uhci_hcd 0000:00:10.2: host controller process error, something bad happened!
> uhci_hcd 0000:00:10.2: host controller halted, very bad!
> uhci_hcd 0000:00:10.2: HCRESET not completed yet!
> uhci_hcd 0000:00:10.2: HC died; cleaning up
> uhci_hcd 0000:00:10.1: host system error, PCI problems?
> uhci_hcd 0000:00:10.1: host controller process error, something bad happened!
> uhci_hcd 0000:00:10.1: host controller halted, very bad!
> uhci_hcd 0000:00:10.1: HCRESET not completed yet!
> uhci_hcd 0000:00:10.1: HC died; cleaning up
> usb usb3: configuration #1 chosen from 1 choice
> usb usb3: can't set config #1, error -108
> uhci_hcd 0000:00:10.2: HC died; cleaning up
> BUG: unable to handle kernel NULL pointer dereference at 00000050
> IP: [<c03ae8b1>] usb_kick_khubd+0x21/0x40
> *pde = 00000000
> Oops: 0000 [#1] PREEMPT DEBUG_PAGEALLOC
> last sysfs file: /sys/devices/pci0000:00/0000:00:10.0/usb1/bmAttributes
> Modules linked in: uhci_hcd(+) joydev i2c_viapro rtl8187 [last unloaded: ehci_hcd]
> 
> Pid: 3562, comm: modprobe Tainted: G        W  (2.6.30-ce1200v-09185 #5) Everex gBook Series
> EIP: 0060:[<c03ae8b1>] EFLAGS: 00010046 CPU: 0
> EIP is at usb_kick_khubd+0x21/0x40
> EAX: 00000000 EBX: 00000282 ECX: d90db39b EDX: 00000000
> ESI: d9e15000 EDI: 00000000 EBP: d9e15000 ESP: d0749d60
>  DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068
> Process modprobe (pid: 3562, ti=d0748000 task=d9e1e370 task.ti=d0748000)
> Stack:
>  d90db39b c03b071c c06b0840 dc7e31a2 db473bf0 d90db39b 00000000 00004440
>  c03b1515 c06b08ec dc7e31a2 db473bf0 0000000a c0694a4c 00004440 00000000
>  00000080 0000000a c048c054 d0749dbf d63fe800 db473bf0 db49f85c d90db39b
> Call Trace:
>  [<c03b071c>] ? usb_hc_died+0x8c/0xb0
>  [<c03b1515>] ? usb_add_hcd+0x595/0x600
>  [<c048c054>] ? pcibios_set_master+0x34/0xd0
>  [<c03bf485>] ? usb_hcd_pci_probe+0x1c5/0x2d0
>  [<c01f728a>] ? sysfs_do_create_link+0xca/0x150
>  [<c02a283a>] ? local_pci_probe+0x1a/0x40
>  [<c02a39ca>] ? pci_device_probe+0x7a/0xa0
>  [<c034653c>] ? driver_probe_device+0x8c/0x170
>  [<c02a2aea>] ? pci_match_device+0xca/0x110
>  [<c03466ab>] ? __driver_attach+0x8b/0xa0
>  [<c0346620>] ? __driver_attach+0x0/0xa0
>  [<c0345988>] ? bus_for_each_dev+0x48/0x80
>  [<c02a2860>] ? pci_device_shutdown+0x0/0x40
>  [<c0346372>] ? driver_attach+0x22/0x40
>  [<c0346620>] ? __driver_attach+0x0/0xa0
>  [<c034615b>] ? bus_add_driver+0x1db/0x250
>  [<c02a2860>] ? pci_device_shutdown+0x0/0x40
>  [<c0346b14>] ? driver_register+0x64/0x130
>  [<dc7d5000>] ? uhci_hcd_init+0x0/0xe1 [uhci_hcd]
>  [<c02a3cb2>] ? __pci_register_driver+0x42/0xc0
>  [<dc7d5000>] ? uhci_hcd_init+0x0/0xe1 [uhci_hcd]
>  [<dc7d508f>] ? uhci_hcd_init+0x8f/0xe1 [uhci_hcd]
>  [<c010112e>] ? do_one_initcall+0x3e/0x1a0
>  [<c015ba72>] ? sys_init_module+0xb2/0x1f0
>  [<c010313b>] ? sysenter_do_call+0x12/0x26
> Code: 74 26 00 8d bc 27 00 00 00 00 83 ec 04 65 8b 15 14 00 00 00 89 14 24 31 d2 8b 14 24 65 33 15 14 00 00 00 75 12 8b 80 20 01 00 00 <8b> 40 50 8b 40 64 59 e9 a3 d7 ff ff e8 2e ba d7 ff 8d b4 26 00
> EIP: [<c03ae8b1>] usb_kick_khubd+0x21/0x40 SS:ESP 0068:d0749d60
> CR2: 0000000000000050
> ---[ end trace 15ef77c17c582a97 ]---
> note: modprobe[3562] exited with preempt_count 1
> root@cb01:~# 
> --
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-- 
Jiri Kosina
SUSE Labs

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