linux uml segfault

Hajime Tazaki thehajime at gmail.com
Fri Mar 5 22:25:43 GMT 2021


might be late, but I'll give it a try with your dlopen reproducer.

-- Hajime

On Sat, 06 Mar 2021 05:22:19 +0900,
Johannes Berg wrote:
> 
> On Thu, 2021-03-04 at 14:38 +0900, Hajime Tazaki wrote:
> > 
> > objcopy (from binutils) can localize symbols (i.e., objcopy -L
> > sem_init $orig_file $new_file).
> 
> This doesn't seem to be sufficient.
> 
> > It also does renaming symbols.  But
> > not sure this is the ideal solution.
> 
> Even that doesn't seem to actually work/help? I still get libcom_err
> trying to call UML's sem_init, even after doing
>  objcopy --redefine-sym sem_init=uml_sem_init



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