PROT_EXEC mmap/mprotect, i386 PAE + NX broken, x86-64 2.6.17-rc2

[Alistair John Strachan]

On Saturday 22 April 2006 08:38, Marcus Meissner wrote:
[snip]
> Well, in your case it seems to be the main executable, since it faults
> at its very first instruction.

Maybe I'm just misunderstanding what you're saying here, but the problem is 
_not_ with the application I am attempting to run. It works flawlessly with 
an x86-64 kernel with noexec32=off, or 2.6.14.7 (where this is the default).

> > [alistair] 11:17 [~/.wine/drive_c/Program Files/Warcraft III] wine
> > war3.exe -opengl wine: Unhandled page fault on write access to 0x00495000
> > at address 0x495000 (thread 0009), starting debugger...
> >
> > =>1 0x00495000 EntryPoint in war3 (0x00495000)
> >   2 0xf7f763ab wine_switch_to_stack+0x17 in libwine.so.1 (0xf7f763ab)
> > 0x00495000 EntryPoint in war3: pushl    %eax
>
> Please run with:
> 	WINEDEBUG=+virtual wine war3.exe -opengl
>
> And look for the virtual entries in the vicinity of 495000.

Can't see anything obvious. Here's the entire trace:

http://devzero.co.uk/~alistair/wine/virtual.log

-- 
Cheers,
Alistair.

Third year Computer Science undergraduate.
1F2 55 South Clerk Street, Edinburgh, UK.