|FAILURE| pw109430-109434 [PATCH] [v1, 5/5] examples/vhost: support async dequeue data path

[dpdklab at iol.unh.edu]

Test-Label: iol-x86_64-unit-testing
Test-Status: FAILURE
http://dpdk.org/patch/109434

_Testing issues_

Submitter: Ding, Xuan <xuan.ding at intel.com>
Date: Thursday, April 07 2022 15:25:46 
DPDK git baseline: Repo:dpdk
  Branch: master
  CommitID:b35c4b0aa2bcd242d8b1989acaa41fed154045c7

109430-109434 --> testing fail

Test environment and result as below:

+------------------+----------------+
|   Environment    | dpdk_unit_test |
+==================+================+
| Ubuntu 18.04     | FAIL           |
+------------------+----------------+
| CentOS Stream 8  | FAIL           |
+------------------+----------------+
| Fedora 32        | FAIL           |
+------------------+----------------+
| Ubuntu 20.04     | FAIL           |
+------------------+----------------+
| Fedora 34        | FAIL           |
+------------------+----------------+
| Fedora 31        | FAIL           |
+------------------+----------------+
| RHEL8            | FAIL           |
+------------------+----------------+
| openSUSE Leap 15 | FAIL           |
+------------------+----------------+
| Fedora 33        | FAIL           |
+------------------+----------------+
| Arch Linux       | FAIL           |
+------------------+----------------+
| RHEL 7           | PASS           |
+------------------+----------------+
| Fedora 34 clang  | PASS           |
+------------------+----------------+

==== 20 line log output for Arch Linux (dpdk_unit_test): ====
../lib/vhost/virtio_net.c: In function ‘virtio_dev_rx_async_submit_packed.constprop’:
../lib/vhost/virtio_net.c:1764:27: note: ‘buf_vec’ declared here
1764 |         struct buf_vector buf_vec[BUF_VECTOR_MAX];
|                           ^~~~~~~
In function ‘mbuf_to_desc’,
inlined from ‘vhost_enqueue_async_packed’ at ../lib/vhost/virtio_net.c:1752:6,
inlined from ‘virtio_dev_rx_async_packed’ at ../lib/vhost/virtio_net.c:1766:6,
inlined from ‘virtio_dev_rx_async_submit_packed.constprop’ at ../lib/vhost/virtio_net.c:1825:7:
../lib/vhost/virtio_net.c:1089:18: error: ‘buf_vec[0].buf_iova’ may be used uninitialized [-Werror=maybe-uninitialized]
1089 |         buf_iova = buf_vec[vec_idx].buf_iova;
|         ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
../lib/vhost/virtio_net.c: In function ‘virtio_dev_rx_async_submit_packed.constprop’:
../lib/vhost/virtio_net.c:1764:27: note: ‘buf_vec’ declared here
1764 |         struct buf_vector buf_vec[BUF_VECTOR_MAX];
|                           ^~~~~~~
cc1: all warnings being treated as errors
[695/3342] Compiling C object 'drivers/a715181@@tmp_rte_common_cnxk at sta/common_cnxk_roc_nix_bpf.c.o'.
[696/3342] Compiling C object 'drivers/a715181@@tmp_rte_common_cnxk at sta/common_cnxk_roc_nix_irq.c.o'.
[697/3342] Generating rte_bus_vmbus.pmd.c with a custom command.
ninja: build stopped: subcommand failed.
==== End log output ====

Ubuntu 18.04
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 7.5.0-3ubuntu1~18.04

CentOS Stream 8
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 8.4.1 20200928

Fedora 32
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 10.2.1

Ubuntu 20.04
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 9.3.0-17ubuntu1~20.04

Fedora 34
	Kernel: 5.4.0-72-generic
	Compiler: gcc 11.1.1 20210428 (Red Hat 11.1.1-1)

Fedora 31
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 9.3.1

RHEL8
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 8.3.1 20191121 (Red Hat 8.3.1-5)

openSUSE Leap 15
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 7.5.0

Fedora 33
	Kernel: 5.4.0-72-generic
	Compiler: gcc 10.3.1 20210422 (Red Hat 10.3.1-1)

Arch Linux
	Kernel: 5.4.0-73-generic
	Compiler: gcc 11.1.0

RHEL 7
	Kernel: 4.18.0-240.10.1.el8_3.x86_64
	Compiler: gcc 4.8.5 20150623 (Red Hat 4.8.5-44)

Fedora 34 clang
	Kernel: 5.4.0-72-generic
	Compiler: clang 12.0.0 (Fedora 12.0.0-0.3.rc1.fc34)

To view detailed results, visit:
https://lab.dpdk.org/results/dashboard/patchsets/21712/

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