Re: [uml-devel] Re: Bug#224502: FATAL: cannot determine library version

[Matt Z. <md...@de...>]

On Sun, Dec 21, 2003 at 01:40:03AM +0100, Bill Allombert wrote:

> On Fri, Dec 19, 2003 at 08:11:44AM -0800, Matt Zimmerman wrote:
> > On Fri, Dec 19, 2003 at 03:36:55PM +0100, Bill Allombert wrote:
> > 
> > > I have upgraded from 2.4.22-5um-1 to 2.4.22-7um-1 and now 
> > > user-mode-linux fail to start with 
> > > 
> > > NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
> > > VFS: Mounted root (ext2 filesystem) readonly.
> > > FATAL: cannot determine library version
> > 
> > Strange.  I think this error message comes from ld.so.
> 
> You are right.  From the source , this message com from
>  sysdeps/unix/sysv/linux/dl-osinfo.h in the following macro:
> 
> #define DL_SYSDEP_OSCHECK(FATAL) \
>   do {                                                                        \
>     /* Test whether the kernel is new enough.  This test is only              \
>        performed if the library is not compiled to run on all                 \
>        kernels.  */                                                           \
> 
> The UML filesystem is woody.

This is probably another symptom of the same bug; something is returning
-ENOSYS _sometimes_.

-- 
 - mdz