Re: 2.6.17-mm4

Dave Jones
2006-06-29T20:43:39Z

On Thu, Jun 29, 2006 at 10:39:33PM +0200, Michal Piotrowski wrote:

> This looks very strange.
>
> BUG: unable to handle kernel paging request at virtual address 6b6b6c07

Looks like a use after free.

> printing eip:
> c0138594
> *pde=00000000
> Oops: 0002 [#1]
> 4K_STACK PREEMPT SMP
> last sysfs file /class/net/eth0/address
> Modules linked in: ipv6 af_packet ipt_REJECT xt_tcpudp x_tables
> p4_clockmod speedstep_lib binfmt_misc
>
> (gdb) list *0xc0138594
> 0xc0138594 is in __lock_acquire (include2/asm/atomic.h:96).
> warning: Source file is more recent than executable.

got a backtrace ?

Dave

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