|SUCCESS|dpdk-next-net-intel|31e98c163d| Intel-Testing
sys_stv at intel.com
sys_stv at intel.com
Mon Oct 19 14:23:51 CEST 2026
Test-Label: intel-Testing
Test-Status: SUCCESS
_Testing PASS_
DPDK git repo: dpdk-next-net-intel
commit 31e98c163dadf0a9bb2a51e22b9ca34d89b1d34f
Author: Anurag Mandal <anurag.mandal at intel.com>
Date: Sat Oct 10 12:12:55 2026 +0000
net/iavf: fix memory leaks in RSS flow engine
This patch addresses several memory leaks and incorrect error reporting
that exist in the iavf RSS (hash) flow engine:
- iavf_hash_parse_raw_pattern() returns without freeing "pkt_buf" when
the "msk_buf" allocation fails, leaking the first buffer on every
failed raw pattern parse.
- iavf_hash_create() only frees the parsed "meta" on success. Both
error paths return early and leak the struct iavf_rss_meta allocated
by iavf_hash_parse_pattern_action(), which no other caller frees.
Free in both error paths.
- iavf_hash_destroy() never releases flow->rule. The virtchnl_rss_cfg
allocated by iavf_hash_create() is only released by the engine's free
callback, iavf_hash_free(), which is invoked from iavf_flow_uninit()
but not from iavf_flow_destroy(). So every flow destroy or flush of
an RSS rule leaks it. The early return taken while the VF is
resetting leaks it too. Free the config and clear flow->rule properly
in all paths.
- Out of memory conditions are reported to the application as EINVAL
while -ENOMEM is returned. Report ENOMEM instead.
Fixes: bc0e85586eaf ("net/iavf: support VF RSS flow rule with raw pattern")
Fixes: 7be10c3004be ("net/iavf: add RSS configuration for VF")
Fixes: c02ea7410e51 ("net/iavf: fix flow flush after PF reset")
Cc: stable at dpdk.org
Signed-off-by: Anurag Mandal <anurag.mandal at intel.com>
Acked-by: Bruce Richardson <bruce.richardson at intel.com>
Testing Summary : 18 Case Done, 18 Successful, 0 Failures
TestPlan:
pf_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/pf_smoke_test_plan.rst
vf_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/vf_smoke_test_plan.rst
virtio_smoke: http://git.dpdk.org/tools/dts/tree/test_plans/virtio_smoke_test_plan.rst
TestSuite:
pf_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_pf_smoke.py
vf_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_vf_smoke.py
virtio_smoke: http://git.dpdk.org/tools/dts/tree/tests/TestSuite_virtio_smoke.py
OS : Ubuntu 24.04.4 LTS
Kernel : 6.8.0-71-generic
GCC : 13.3.0-6ubuntu2~24.04.1
NIC : Ethernet Controller XL710 for 40GbE QSFP+
Target : x86_64-native-linuxapp-gcc
Test result details:
+-------------+---------------------------+-------+
| suite | case | status|
+-------------+---------------------------+-------+
| asan_smoke | test_rxtx_with_ASan_enable| passed|
| pf_smoke | test_pf_jumbo_frames | passed|
| pf_smoke | test_pf_rss | passed|
| pf_smoke | test_pf_tx_rx_queue | passed|
| vf_smoke | test_vf_rss | passed|
| vf_smoke | test_vf_tx_rx_queue | passed|
| vf_smoke | test_vf_jumbo_frames | n/a |
| virtio_smoke| test_virtio_loopback | passed|
| virtio_smoke| test_virtio_pvp | passed|
+-------------+---------------------------+-------+
OS : Ubuntu 24.04.4 LTS
Kernel : 6.8.0-87-generic
GCC : 13.3.0-6ubuntu2~24.04.1
NIC : Ethernet Controller E810-C for SFP
Target : x86_64-native-linuxapp-gcc
Test result details:
+-------------+---------------------------+-------+
| suite | case | status|
+-------------+---------------------------+-------+
| asan_smoke | test_rxtx_with_ASan_enable| passed|
| pf_smoke | test_pf_jumbo_frames | passed|
| pf_smoke | test_pf_rss | passed|
| pf_smoke | test_pf_tx_rx_queue | passed|
| vf_smoke | test_vf_jumbo_frames | passed|
| vf_smoke | test_vf_rss | passed|
| vf_smoke | test_vf_tx_rx_queue | passed|
| virtio_smoke| test_virtio_loopback | passed|
| virtio_smoke| test_virtio_pvp | passed|
+-------------+---------------------------+-------+
DPDK STV team
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