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Date: Thu, 7 Apr 2016 00:58:05 +0800
From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: Yi Ba <yby.developer@yahoo.com>
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Subject: Re: [dpdk-dev] ovs crash when running traffic from VM to VM over
 DPDK and vhostuser
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On Tue, Apr 05, 2016 at 08:36:19PM +0000, Yi Ba wrote:
> 
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x7ff1ddffb700 (LWP 21287)]
> 0x0000000000450da7 in update_secure_len (vec_idx=0x7ff1ddff27f8, secure_len=0x7ff1ddff27fc, id=13948, vq=0x7fe7992c8940)
>     at /home/stack/ovs-dpdk/dpdk-2.2.0/lib/librte_vhost/vhost_rxtx.c:452
> 452     /home/stack/ovs-dpdk/dpdk-2.2.0/lib/librte_vhost/vhost_rxtx.c: No such file or directory.
> (gdb) bt
> #0  0x0000000000450da7 in update_secure_len (vec_idx=0x7ff1ddff27f8, secure_len=0x7ff1ddff27fc, id=13948, vq=0x7fe7992c8940)

It looks like a known issue, which has been fixed in this release. So,
could you please just try again with the latest DPDK code? It should
be able to solve your issue.

	--yliu