[dpdk-dev] [PATCH v3] eal: fix use-after-free issue on thread creation

[Olivier Matz]

On Wed, May 02, 2018 at 01:52:14PM +0000, Jianfeng Tan wrote:
> After below commit, we encounter some strange issue:
>   1) Dead lock as described here:
>      http://dpdk.org/ml/archives/dev/2018-April/099806.html
>   2) SIGSEGV issue when starting a testpmd in VM.
> 
> Considering below commit changes to use dynamic memory instead of
> stack for memory barrier, we doubt it's caused by use-after-free.
> 
> Fixes: 3d09a6e26d8b ("eal: fix threads block on barrier")
> 
> Reported-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> Reported-by: Lei Yao <lei.a.yao at intel.com>
> Suggested-by: Stephen Hemminger <stephen at networkplumber.org>
> Signed-off-by: Jianfeng Tan <jianfeng.tan at intel.com>
> Suggested-by: Olivier Matz <olivier.matz at 6wind.com>

Reviewed-by: Olivier Matz <olivier.matz at 6wind.com>

Thank you for fixing my stuff :)