am ca84ac88: am d345c6ac: am 0a42b811: base: process: Abort setting the process group if one of the threads fails to switch

Merge commit 'ca84ac88c7f6940677f9b796b21779e53965bf06'

* commit 'ca84ac88c7f6940677f9b796b21779e53965bf06':
  base: process: Abort setting the process group if one of the threads fails to switch