PROT_EXEC mmap/mprotect, i386 PAE + NX broken, x86-64 2.6.17-rc2
Alistair John Strachan
s0348365 at sms.ed.ac.uk
Sat Apr 22 03:43:43 CDT 2006
On Saturday 22 April 2006 08:38, Marcus Meissner wrote:
> 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 18.104.22.168 (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:
Third year Computer Science undergraduate.
1F2 55 South Clerk Street, Edinburgh, UK.
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