[LU-4773] "Text file busy" error when creating executables on NFS share and trying to run them on lustre clients

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Affects Version/s: Lustre 2.4.1, Lustre 2.4.2
• Environment: 2.4.1 on MDS/OSS, ; 2.4.2 on lustre clients acting as NFS gateways; 2.4.2 on other lustre clients; Lustre patched regarding https://jira.hpdd.intel.com/browse/LU-3952
• Severity: 2
• Assignee: Bob Glossman (Inactive)
• Reporter: Dmitry Vensko

Description

Steps to reproduce:

1. compile (gcc) a Hello World by NFS client
2. try to run compiled executable from a native lustre client

Result: "Text file busy" message no matter how much or long you try

debug from MDS attached

Issue Links

• is duplicated by: LU-4398 mdt_object_open_lock() may not flush conflicting handles