solved!!! VDSO support, 2.6.20-1.2925 hangs after unmounting old proc and sys

[Daniel Kirsten]

On Thursday April 12 2007, you wrote:
> On Thu, Apr 12, 2007 at 05:49:05PM +0200, Daniel Kirsten wrote:
>  > Hallo, 
>  > 
>  > we discussed the following problem in march
>  > 
>  > >my compiled  2.6.20-1.2925  kernel does not boot. 
>  > >It hangs after unmounting the old proc and 
>  > >sys filesystems. However, I can still use 
>  > >Ctrl+Alt+Del to reboot. 
>  > > 
>  > >Maybe, the problem is related to Selinux. 
>  > >
>  > >My compiled kernels 2.6.19-1.2895 and 2.6.19-1.2911
>  > >worked fine, and I did not change the kernel 
>  > >configuration. 
>  > > 
>  > >The Fedora-kernels 2.6.19-1.2895, 2.6.19-1.2911 and 
>  > >2.6.20-1.2925 also work. 
>  > 
>  > The same problem occured in 2.6.20-1.2933. 
>  > However, in a needle-in-the-haystick search, I solved the 
>  > problem by DISabeling the option 
>  > 
>  > Compat VDSO support (COMPAT_VDSO)
> 
> That should only be necessary if you're running an ancient glibc.
> (FC1 era). 

I use    glibc-2.5-10.fc6

Daniel