答复: ת·¢: segment fault for fiasco-ux

Adam Lackorzynski adam at os.inf.tu-dresden.de
Wed Dec 20 15:31:24 CET 2006


Hi,


On Wed Dec 20, 2006 at 14:00:26 +0800, halo.duan wrote:
> and I check the host linux configuration. the page offset is
> CONFIG_PAGE_OFFSET=0xC0000000 which is correct as your
> suggestion.I guss that fiasco-ux must be failed to interpret ELF
> of sigma0/roottask/irq0  and execute it . I put the same "hello"
> bin in grub/ fiasco environment. it works fun. JDB does not help
> me becuase that fiasco-ux enter a stage that  CRTL-C does not
> work, I can not bring the system to jdb stage with CRTL-C. ps
> can find three processes which are 'fiasco-ux,[I][irq0] and
> [fiasco-ux].   I can use strace for fiasco-ux and [i][irq0]. but
> failed to trace [fiasco-ux].

Thats correct, as the fiasco-ux is already ptracing the [fiasco-ux]
binary. I think you haven't shown us the full log of the segfault and
the text before yet, so please post it. We should be able to see more
when we see the log.


Adam
-- 
Adam                 adam at os.inf.tu-dresden.de
  Lackorzynski         http://os.inf.tu-dresden.de/~adam/




More information about the l4-hackers mailing list