[LU-9913] conf-sanity tests 31 and 35a fail with “LNetError: 8653:0:(module.c:689:libcfs_exit()) Portals memory leaked: 184 bytes”

• Type: Bug
• Resolution: Fixed
• Priority: Critical
• Fix Version/s: Lustre 2.11.0
• Affects Version/s: Lustre 2.11.0
• Severity: 3
• Assignee: Amir Shehata (Inactive)
• Reporter: James Nunez (Inactive)

Description

A variety of conf-sanity tests are failing with an LNET memory leak.

conf-sanity test_31 fails with the following error found in the test_log:

[13800.637071] LNetError: 14072:0:(module.c:689:libcfs_exit()) Portals memory leaked: 184 bytes
mv: cannot stat '/tmp/debug': No such file or directory
Memory leaks detected
 conf-sanity test_31: @@@@@@ FAIL: cleanup failed with rc 203 

We also see conf-sanity tests 0, 35a, and 78 fail with the same memory leak error.

These tests started failing on August 22, 2017. The logs for the first few failures are at
https://testing.hpdd.intel.com/test_sets/b644f444-87ab-11e7-b4b0-5254006e85c2
https://testing.hpdd.intel.com/test_sets/17c3eaf0-87c9-11e7-b3ca-5254006e85c2
https://testing.hpdd.intel.com/test_sets/7c038e52-87ca-11e7-b4b0-5254006e85c2