Linux meltdown patching

So , we started the meltdown patching like entire world is doing . Its been long weekends working on this. From an application perspective , its just stop/start , plus issues post patch.Luckily we havent had that many of those.Except one SOA 11.1.1.6 with server failover setup.

Issue: The control node manager has post server migration fails. Node manager unable to start vip.

<WARNING> <Unknown interface eth1>
Mar 12, 2018 7:45:19 PM weblogic.nodemanager.server.NMHelper$Drainer run
WARNING: Unknown interface eth1
<Mar 12, 2018 7:45:19 PM> <WARNING> <Cannot remove 100.91.192.xyz - It is not online at 'eth1' or any of its sub-interfaces>
Mar 12, 2018 7:45:19 PM weblogic.nodemanager.server.NMHelper$Drainer run
WARNING: Cannot remove 100.91.192.xyz - It is not online at 'eth1' or any of its sub-interfaces
<Mar 12, 2018 7:45:19 PM> <Warning> <Exception while executing 'PostStop' ExecutableCallbacks>
java.io.IOException: Exception while executing 'PostStop' ExecutableCallbacks
at weblogic.nodemanager.server.WLSProcess$MultiExecuteCallbackHook.execute(WLSProcess.java:297)
at weblogic.nodemanager.server.WLSProcess.executePostStopHooks(WLSProcess.java:246)
at weblogic.nodemanager.server.WLSProcess.startProcess(WLSProcess.java:197)
at weblogic.nodemanager.server.AbstractServerMonitor.startWLSProcess_inner(AbstractServerMonitor.java:419)
at weblogic.nodemanager.server.AbstractServerMonitor.startWLSProcess(AbstractServerMonitor.java:358)
at weblogic.nodemanager.server.AbstractServerMonitor.start(AbstractServerMonitor.java:103)

ava.io.IOException: Command '/test/soa_domain/bin/server_migration/wlsifconfig.sh -removeif eth1 100.91.192.xyz ' returned an unsuccessful exit code '1'. Check NM logs for script output.
at weblogic.nodemanager.system.DefaultNMPlugin$2.execute(DefaultNMPlugin.java:206)
at weblogic.nodemanager.server.WLSProcess$MultiExecuteCallbackHook.execute(WLSProcess.java:317)
at weblogic.nodemanager.server.WLSProcess$MultiExecuteCallbackHook.executeWithContinueOnFailure(WLSProcess.java:309)
at weblogic.nodemanager.server.WLSProcess$MultiExecuteCallbackHook.execute(WLSProcess.java:284)
at weblogic.nodemanager.server.WLSProcess.executePostStopHooks(WLSProcess.java:246)

Workaround:
Start services from startmanagedweblogic.sh instead of node manager.

Its a oracle bug, a patch has to be applied for 10.3.6 and 12.1.3 weblogic. This we noticed on cluster nodes with server migration setup.For patch check with oracle support.