Solaris 10 With Patches 150400-06 (SPARC) or 150401-06 (x86) and Solaris 11 may Panic After the Size
Increasing
the size of a ZFS volume used as a swap area or making a new ZFS volume
available as a swap area may cause Solaris 10 systems (with certain
patches installed) and Solaris 11 systems to panic if there is an
attempt to use the newly available swap area within a minute of the new
swap area being configured.
Please refer to Doc ID 1605130.1 for further information on this issue.