Windows 11 appears to have a boot failure bug that's caused by an update failure bug, creating a circle of, err, bugs

Round and round we go.
WinBuzzer

Windows 11 Update KB5077181 Traps Users in Boot Loops

Microsoft's KB5077181 security update has caused endless restart loops and system lockouts for Windows 11 users, with no official fix released as of February 13.
Windows Report

ASRock Updates AM5 Firmware Again Amid Ryzen Boot Failure Reports

ASRock releases a second BIOS update with AGESA 1.3.0.0a to address Ryzen No-POST and boot failures on select AM5 ...
Guru3D

ASRock AM5 beta BIOS with AGESA 1.3.0.0a targets boot failures

ASRock has started rolling out a beta BIOS update across a wide portion of its AM5 motherboard portfolio, with the company framing the release as a stability and boot-reliability improvement.