[Mono-dev] Malloc issue?

[Rodrigo Kumpera]

Either your app is broken or linux's malloc is. Mono does nothing special
but call malloc/free.

One issue might be if you're allocating more than 2Gb of memory at once.
This will probably break on mono.


On Thu, Aug 23, 2012 at 3:35 AM, Greg Young <gregoryyoung1 at gmail.com> wrote:

> We are allocating and releasing unmanaged memory with
> marshal.allochglobal. In mono we are getting the following failure (no
> failures under clr).
>
> Any ideas?
>
>
> part from team city logs:
> [20:55:52][Step 2/2] mono: malloc.c:2451: sYSMALLOc: Assertion `(old_top
> == (((mbinptr) (((char *) &((av)->bins[((1) - 1) * 2])) -
> __builtin_offsetof (struct malloc_chunk, fd)))) && old_size == 0) ||
> ((unsigned long) (old_size) >= (unsigned long)((((__builtin_offsetof
> (struct malloc_chunk, fd_nextsize))+((2 * (sizeof(size_t))) - 1)) & ~((2 *
> (sizeof(size_t))) - 1))) && ((old_top)->size & 0x1) && ((unsigned
> long)old_end & pagemask) == 0)' failed.
> [20:55:52][Step 2/2] Stacktrace:
> [20:55:52][Step 2/2]
>
>
> --
> Le doute n'est pas une condition agréable, mais la certitude est absurde.
>
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>
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