Re: 2.6.4 - powerbook 15" - usb oops+backtrace

[Benjamin Herrenschmidt]

On Sat, 2004-03-13 at 18:49, Soeren Sonnenburg wrote:
> On Sat, 2004-03-13 at 01:23, Benjamin Herrenschmidt wrote:
> > On Sat, 2004-03-13 at 00:25, Soeren Sonnenburg wrote:
> > > Hi!
> > > 
> > > I got this oops when inserting mouse/keyboard (both usb).
> > > 
> > > usb 1-1: new low speed USB device using address 4
> > > input: USB HID v1.00 Mouse [Cypress Sem USB Mouse] on usb-0001:01:18.0-1
> > > Oops: kernel access of bad area, sig: 11 [#1]
> > > NIP: 5A5A5A58 LR: C026D8B0 SP: ED6B1E10 REGS: ed6b1d60 TRAP: 0401    Not
> > 
> > NIP is the program counter, something tried to jump into nowhereland,
> > find out who by looking at who "owns" C026D8B0 in System.map
> 
> this is the area around c026d8b0, so input_accept_process or noone ?!

Yup, input_accept_process called into oblivion, apparently a poisoned
region even (use after free ?)

Vojtech, any clue ?

Ben.


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