This message is logged by Volume Manager when one of its ioctls fails against a disk device, typically when a disk is initialized or when vxconfigd starts.

Example message:

Nov 13 13:14:39 rdgv240sol20vxdmp: [ID 238993 kern.notice] NOTICE: VxVM vxdmp 0 dmp_tur_temp_pgr: openfailed: error = 6 dev=0x10e/0x12

The issue can occur when the EMC BCV device sare in the ESTABLISHED state, or if the  EMC SYMMETRIX luns have hadwrite_disable attribute set via SYMCLI.

The message indicates that vxconfigd has attempted to execute an ioctl against a device file, but the device is not available. Error number 6 states that the operations failed due to "no such device or address".