[lkml]   [2008]   [Nov]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: vm86 segfaults with NX bit
    Takashi Iwai wrote:
    >>> did the code that mapped this memory setup use PROT_EXEC ?
    >> A good question...
    >> Luc, Egbert, how does VESA driver handle it?
    > Just looking through the vesa directory of xorg-server code, PROT_EXEC
    > is passed for all mappings, at least.
    > Please correct me if I'm looking at a wrong place...

    Please do an strace of the X server startup up to the point of the crash.

    I am betting that PROT_EXEC is missing from an mmap(), or that it needs
    an additional mprotect().


     \ /
      Last update: 2008-11-20 22:31    [W:0.019 / U:106.868 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site