Bug 1761042

Summary:	tcmu-runner: fix possible crash when loging to file and the rsyslog buffer
Product:	[Red Hat Storage] Red Hat Gluster Storage	Reporter:	Xiubo Li <xiubli>
Component:	tcmu-runner	Assignee:	Prasanna Kumar Kalever <prasanna.kalever>
Status:	CLOSED ERRATA	QA Contact:	Vinayak Papnoi <vpapnoi>
Severity:	low	Docs Contact:
Priority:	unspecified
Version:	ocs-3.11	CC:	pprakash, prasanna.kalever, puebele, rhs-bugs, rtalur, sabose, xiubli
Target Milestone:	---	Keywords:	ZStream
Target Release:	OCS 3.11.z Batch Update 6
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	tcmu-runner-1.2.0-33.el7rhgs	Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-12-17 04:31:42 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:

Description Xiubo Li 2019-10-12 03:33:26 UTC

Description of problem:

Potentially if there has any error or failure happen when setting the logger file or rsyslog output stuff, there will be NULL pointer dereferencing when logging, which will crash the tcmu-runner daemon. 


Version-Release number of selected component (if applicable):


How reproducible:

Normally, this hasn't been ever seen in any test cases and only in theory in one case that the system run out of memories, or other potential cases which hasn't been seen yet. 


Steps to Reproduce:
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Actual results:


Expected results:


Additional info:

Comment 2 Xiubo Li 2019-10-12 03:34:12 UTC

The fixing PR is: https://github.com/open-iscsi/tcmu-runner/pull/592

Comment 11 errata-xmlrpc 2020-12-17 04:31:42 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 (OpenShift Container Storage 3.11.z bug fix 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-2020:5602