[FYI] tux3: Core changes
daniel at phunq.net
Wed May 27 11:09:25 PDT 2015
On Wednesday, May 27, 2015 12:41:37 AM PDT, Pavel Machek wrote:
> On Fri 2015-05-15 02:38:33, Daniel Phillips wrote:
>> On 05/14/2015 08:06 PM, Rik van Riel wrote: ...
> Umm. Why do you think it is only issue for executable files?
I meant: files with code in them, that will be executed. Please excuse
me for colliding with the chmod sense. I will say "code files" to avoid
> I'm free to mmap() any file, and then execute from it.
> /lib/ld-linux.so /path/to/binary
> is known way to exec programs that do not have x bit set.
So... why would I write to a code file at the same time as stepping
through it with ptrace? Should I expect ptrace to work perfectly if
I do that? What would "work perfectly" mean, if the code is changing
at the same time as being traced?
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