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SubjectRe: 2.6.18-rc6-mm2
On 14/09/06, Greg KH <gregkh@suse.de> wrote:
> On Thu, Sep 14, 2006 at 01:11:49PM +0200, Michal Piotrowski wrote:
> > On 12/09/06, Andrew Morton <akpm@osdl.org> wrote:
> > >
> > >ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc6/2.6.18-rc6-mm2/
> > >
> >
> > Kernel 2.6.18-rc6-mm2 - xfs-rename-uio_read.patch
> > Built with gcc 3.4
> > Reading specs from /usr/local/bin/../lib/gcc/i686-pc-linux-gnu/3.4.6/specs
> > Configured with: ./configure --prefix=/usr/local/ --disable-nls
> > --enable-shared --enable-languages=c --program-suffix=-3.4
> > Thread model: posix
> > gcc version 3.4.6
> >
> > ACPI: PCI Interrupt 0000:00:1d.2[C] -> GSI 18 (level, low) -> IRQ 17
> > BUG: unable to handle kernel paging request at virtual address 5a5a5aaa
> > usb usb2: configuration #1 chosen from 1 choice
> > hub 2-0:1.0: USB hub found
> > printing eip:
> > c01f596a
> > *pde = 00000000
> > Oops: 0000 [#1]
> > 4K_STACKS PREEMPT SMP
> > last sysfs file:
> > Modules linked in:
> > CPU: 0
> > EIP: 0060:[<c01f596a>] Not tainted VLI
> > EFLAGS: 00010202 (2.6.18-rc6-mm2 #122)
> > EIP is at kref_get+0x7/0x55
> > eax: 5a5a5aaa ebx: 5a5a5aaa ecx: c75cfe54 edx: c75cfe54
> > esi: c033152f edi: c75cfe5e ebp: c755be20 esp: c755be18
> > ds: 007b es: 007b ss: 0068
> > Process usb-probe-<NULL (pid: 291, ti=c755b000 task=c759aab0
> > task.ti=c755b000)
>
> You have the USB multi-threaded device probing config option
> (CONFIG_USB_MULTITHREAD_PROBE) enabled, right?

Yes, I have.

>
> Does disabling it fix this problem?

I'll disable it and try to reproduce the problem.

> That option has been reworked by Alan Stern, and I need to intregate it
> into my tree soon. This is the first report of a problem with the
> current stuff, I wonder why.
>
> Can you send the output of /sys/proc/bus/usb/devices with the same
> devices plugged in on a different, no oopsing kernel?

cat /proc/bus/usb/devices

T: Bus=05 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.18-rc7-g63b98080 uhci_hcd
S: Product=UHCI Host Controller
S: SerialNumber=0000:00:1d.3
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms

T: Bus=04 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.18-rc7-g63b98080 uhci_hcd
S: Product=UHCI Host Controller
S: SerialNumber=0000:00:1d.2
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms

T: Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc=118/900 us (13%), #Int= 1, #Iso= 0
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.18-rc7-g63b98080 uhci_hcd
S: Product=UHCI Host Controller
S: SerialNumber=0000:00:1d.1
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms

T: Bus=03 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=1.5 MxCh= 0
D: Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=04d9 ProdID=0499 Rev= 2.90
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=01 Prot=02 Driver=usbhid
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=10ms

T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.18-rc7-g63b98080 uhci_hcd
S: Product=UHCI Host Controller
S: SerialNumber=0000:00:1d.0
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms

T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh= 8
B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 2.06
S: Manufacturer=Linux 2.6.18-rc7-g63b98080 ehci_hcd
S: Product=EHCI Host Controller
S: SerialNumber=0000:00:1d.7
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=256ms

>
> thanks,
>
> greg k-h
>

Regards,
Michal

--
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/)
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