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Bug 1954615

Summary:	Undiagnosed panic detected in pod: pods/openshift-cloud-credential-operator_cloud-credential-operator
Product:	OpenShift Container Platform	Reporter:	Petr Muller <pmuller>
Component:	Cloud Credential Operator	Assignee:	Joel Diaz <jdiaz>
Status:	CLOSED ERRATA	QA Contact:	wang lin <lwan>
Severity:	medium	Docs Contact:
Priority:	unspecified
Version:	4.8	CC:	arane, jdiaz, lwan
Target Milestone:	---
Target Release:	4.8.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:	Cause: Incorrect order of operations when applying a resource fails. Consequence: Code errors out because returned data is invalid on error. Fix: Move check for error before processing returned data. Result: Proper error handling on failed application of a resource.	Story Points:	---
Clone Of:		Environment:	test: Symptom Detection.Undiagnosed panic detected in pod
Last Closed:	2021-07-27 23:04:32 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 Petr Muller 2021-04-28 13:09:21 UTC

Undiagnosed panic detected in pod expand_less 	0s
pods/openshift-cloud-credential-operator_cloud-credential-operator-955b86d5f-jblj8_cloud-credential-operator_previous.log.gz:E0428 04:40:45.932592       1 runtime.go:78] Observed a panic: "invalid memory address or nil pointer dereference" (runtime error: invalid memory address or nil pointer dereference)

See https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-release-master-ci-4.8-e2e-aws-serial/1387260819061870592

Comment 3 wang lin 2021-05-08 09:33:31 UTC

Verified on 


Set cpu and memory of container requests to an irrational value(such as 100000000m and 10000000Mi) to let deployment apply fail, need to patch many times to reproduce a failed apply.


Check cco logs, cco shows the error message ,rather than panic.
time="2021-05-08T09:01:52Z" level=error msg="error applying Deployment" controller=awspodidentity error="Operation cannot be fulfilled on deployments.apps \"pod-identity-webhook\": the object has been modified; please apply your changes to the latest version and try again"
time="2021-05-08T09:01:52Z" level=error msg="reconciliation failed, retrying in 10s" controller=awspodidentity

Comment 6 errata-xmlrpc 2021-07-27 23:04:32 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 (Moderate: OpenShift Container Platform 4.8.2 bug fix and security 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/RHSA-2021:2438