Update stuck during update from "4.12.0-0.okd-2023-04-16-041331" to "4.12.0-0.okd-2023-12-20-090127"

[adjeddou]

My cluster's update stuck during the procedure,

ClusterID: 496efdf7-d603-47a9-989e-7d7d6100078f
ClusterVersion: Updating to "4.12.0-0.okd-2023-12-20-090127" from "4.12.0-0.okd-2023-04-16-041331" for 21 hours: Working towards 4.12.0-0.okd-2023-12-20-090127: 708 of 836 done (84% complete), waiting up to 40 minutes on machine-config

The machine-config reports the following error:

clusteroperator/machine-config is degraded because Unable to apply 4.12.0-0.okd-2023-12-20-090127: error during syncRequiredMachineConfigPools: [timed out waiting for the condition, error required pool master is not ready, retrying. Status: (total: 3, ready 0, updated: 0, unavailable: 3, degraded: 0)]

NAME     CONFIG                                             UPDATED   UPDATING   DEGRADED   MACHINECOUNT   READYMACHINECOUNT   UPDATEDMACHINECOUNT   DEGRADEDMACHINECOUNT   AGE
master   rendered-master-c3c248239743808c77218a6a6e277740   False     True       False      3              0                   0                     0                      2y334d
worker   rendered-worker-784108c9782d54a863891e5a506d0f24   False     True       False      3              0                   0                     0                      2y334d

Here is the must-gather: https://drive.google.com/file/d/1Sy39ikYQzsRKtNOtwP9YJGoqK4iXEzam/view?usp=sharing