Tuesday, December 04, 2018

Re: statethreads crashes in ld on 6.4

On Tue, Dec 04, 2018, Otto Moerbeek wrote:

> malloc(3) uses mmap without MAP_STACK flag, so you'll end up with memory
> not marked MAP_STACK in both cases.

Thanks for the information.

> Define MALLOC_STACK and add MAP_STACK to the flags,

You mean "undefine MALLOC_STACK", right? I don't see a way (in the
man page) to add MAP_STACK to malloc(2) memory, but I might be
missing something (again).

statethreads works when adding MAP_STACK:

...
#if defined (MAP_STACK)
mmap_flags |= MAP_STACK;

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