Right you are runnint 3.19.0-25* not 3.19.0-26*. Cannot give you a link, but internal testing has this version as working:
iscsitarget, 1.4.20.3+svn502, 3.19.0-26-generic, x86_64: installed
Right you are runnint 3.19.0-25* not 3.19.0-26*. Cannot give you a link, but internal testing has this version as working:
iscsitarget, 1.4.20.3+svn502, 3.19.0-26-generic, x86_64: installed