Bug 1906792

Summary:	rpc.gssd crashes from time to time with ABRT on concurrent upcalls.
Product:	Red Hat Enterprise Linux 8	Reporter:	Roberto Bergantinos <rbergant>
Component:	nfs-utils	Assignee:	Steve Dickson <steved>
Status:	CLOSED ERRATA	QA Contact:	Yongcheng Yang <yoyang>
Severity:	high	Docs Contact:
Priority:	unspecified
Version:	8.4	CC:	plambri, xzhou
Target Milestone:	rc	Keywords:	Patch, Triaged
Target Release:	8.4	Flags:	pm-rhel: mirror+
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	nfs-utils-2.3.3-40.el8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-05-18 15:04:57 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Comment 1 Steve Dickson 2020-12-11 15:03:43 UTC

There has been a lot upstream work around multithread protection. 

I think we need at least these two:

commit 82e75b12c29c3d2d774d9c8a0ac79b5c19252307
Author: Doug Nazar <nazard>
Date:   Tue Jul 14 13:13:33 2020 -0400

    gssd: Fix locking for machine principal list

commit 07e4e94bf57b8d5a622cf4eef1c201df9899a5dd
Author: Doug Nazar <nazard>
Date:   Tue Jul 14 10:52:26 2020 -0400

    gssd: Refcount struct clnt_info to protect multithread usage

Comment 11 errata-xmlrpc 2021-05-18 15:04:57 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (nfs-utils bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2021:1669