Are "dd: sending ioctl xxxxxx to a partition" messages harmful?
Issue
- Why do I see
dd: sending ioctl xxxxxx to a partitionmessages in/var/log/messages?
Dec 17 15:25:04 localhost kernel: [ 1608.919799] dd: sending ioctl 80306d02 to a partition!
- Also similar messages, e.g.
Mar 3 18:54:39 localhost kernel: qemu-kvm: sending ioctl 5326 to a partition!
Environment
- Red Hat Enterprise Virtualization (RHEV) 3.5
- Red Hat Enterprise Virtualization Hypervisor (RHEV-H) release 7.2 (20160105.1.el7ev)
- Red Hat Enterprise Linux (RHEL) 7.x
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