Note: This bug is displayed in read-only format because the product is no longer active in Red Hat Bugzilla.

Bug 2000697

Summary: [4.7] RHCOS live ISO can fail to boot in UEFI mode; drops to grub shell
Product: OpenShift Container Platform Reporter: RHCOS Bug Bot <rhcos-bot>
Component: RHCOSAssignee: Benjamin Gilbert <bgilbert>
Status: CLOSED ERRATA QA Contact: Michael Nguyen <mnguyen>
Severity: high Docs Contact:
Priority: unspecified    
Version: 4.8CC: dornelas, jligon, mrussell, nstielau
Target Milestone: ---   
Target Release: 4.7.z   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: 2000696 Environment:
Last Closed: 2021-10-12 19:51:43 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1964753, 2000696    
Bug Blocks:    

Description RHCOS Bug Bot 2021-09-02 17:39:24 UTC
Backport the fix for bug 1999577 to 4.7.

Comment 1 RHCOS Bug Bot 2021-09-07 16:10:08 UTC
This bug has been reported fixed in a new RHCOS build.  Do not move this bug to MODIFIED until the fix has landed in a new bootimage.

Comment 2 RHCOS Bug Bot 2021-10-01 16:49:36 UTC
The fix for this bug has landed in a bootimage bump, as tracked in bug 1964753 (now in status MODIFIED).  Moving this bug to MODIFIED.

Comment 4 Michael Nguyen 2021-10-05 22:13:14 UTC
Verified on rhcos-47.84.202109241831-0


Downloaded the RHCOS live ISO and wrote to USB drive
dd bs=4M if=rhcos-47.84.202109241831-0-live.x86_64.iso of=/dev/sdb oflag=sync status=progress

Booted USB stick in UEFI mode and verified boot was successful
Also booted in BIOS mode and verified boot was successful

Comment 7 errata-xmlrpc 2021-10-12 19:51:43 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 Platform 4.7.33 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-2021:3686