[dpdk-dev] [Crypto API use error]

Sergio Gonzalez Monroy sergio.gonzalez.monroy at intel.com
Mon Jun 27 10:03:35 CEST 2016


Please send this kind of questions to users at dpdk.org next time.

On 26/06/2016 13:59, amartya.das at wipro.com wrote:
> Hi,
> I am trying to run one sample application with crypto library with DPDK 16.04 from below path in VM:
> dpdk-16.04/examples/l2fwd-crypto
> Command use:
> ./build/l2fwd-crypto -c 0x1 -n 4 --vdev "cryptodev_aesni_mb_pmd" --vdev "cryptodev_aesni_mb_pmd" -- -p 0x1 --chain CIPHER_HASH --cipher_op ENCRYPT --cipher_algo AES_CBC --cipher_key 00:01:02:03:04:05:06:07:08:09:0a:0b:0c:0d:0e:0f --auth_op GENERATE --auth_algo SHA1_HMAC --auth_key 10:11:12:13:14:15:16:17:18:19:1a:1b:1c:1d:1e:1f
> I am getting below error:
> EAL: Detected lcore 0 as core 0 on socket 0
> EAL: Support maximum 128 logical core(s) by configuration.
> EAL: Detected 1 lcore(s)
> EAL: Probing VFIO support...
> EAL: Module /sys/module/vfio_pci not found! error 2 (No such file or directory)
> EAL: VFIO modules not loaded, skipping VFIO support...
> EAL: Setting up physically contiguous memory...
> EAL: Ask a virtual area of 0x1e00000 bytes
> EAL: Virtual area found at 0x7fa6bd200000 (size = 0x1e00000)
> EAL: Ask a virtual area of 0x3e200000 bytes
> EAL: Virtual area found at 0x7fa67ee00000 (size = 0x3e200000)
> EAL: Ask a virtual area of 0x3fc00000 bytes
> EAL: Virtual area found at 0x7fa63f000000 (size = 0x3fc00000)
> EAL: Ask a virtual area of 0x200000 bytes
> EAL: Virtual area found at 0x7fa63ec00000 (size = 0x200000)
> EAL: Ask a virtual area of 0x200000 bytes
> EAL: Virtual area found at 0x7fa63e800000 (size = 0x200000)
> EAL: Requesting 1024 pages of size 2MB from socket 0
> EAL: TSC frequency is ~1995189 KHz
> EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable clock cycles !
> EAL: Master lcore 0 is ready (tid=c11ca8c0;cpuset=[0])
> EAL: no driver found for cryptodev_aesni_mb_pmd

There is no driver for the PMD, have you enabled it in the config? it is 
disabled by default.
You can read more info:

> EAL: failed to initialize cryptodev_aesni_mb_pmd device
> PANIC in rte_eal_init():
> Cannot init pmd devices
> 6: [./build/l2fwd-crypto() [0x42e0a3]]
> 5: [/lib64/libc.so.6(__libc_start_main+0xf0) [0x7fa6c02ebfe0]]
> 4: [./build/l2fwd-crypto(main+0x2f) [0x42b2cf]]
> 3: [./build/l2fwd-crypto(rte_eal_init+0xdc0) [0x49f920]]
> 2: [./build/l2fwd-crypto(__rte_panic+0xc9) [0x425008]]
> 1: [./build/l2fwd-crypto(rte_dump_stack+0x18) [0x4a6748]]
> Aborted (core dumped)
> What could be the cause for it and how to resolve this problem?
> Thanks,
> Amartya
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