Ksplice: Failed to Remove ksplice uptrack patch with error ' Remove [xxx] NULL pointer dereference when unloading Xen block backend driver" After Upgrade
(Doc ID 2431838.1)
Last updated on FEBRUARY 19, 2020
Applies to:Linux OS - Version Oracle Linux 6.4 with Unbreakable Enterprise Kernel [2.6.39] and later
Installed Ksplice uptrack on Oracle VM server . Then did an upgrade as suggested by install.
Then get error when try to remove Ksplice uptrack :
Remove [6grkr2zk] NULL pointer dereference when unloading Xen block backend driver.
Ksplice was unable to remove the update because modules that Uptrack patched off-line are currently loaded. In order to remove this update, you will need to first unload the following kernel modules:
Did an upgrade Ksplice uptrack as suggested by install.
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