On 12/18/2017, 04:37 AM, Josh Poimboeuf wrote: > On Thu, Dec 14, 2017 at 10:58:35PM +0100, Jiri Slaby wrote: >>> return -EINVAL; >> >> Kthreads and idle tasks hit this error as they have no user regs on the >> stack obviously :). > > Doh, sorry, I forgot about that.
FWIW and to be complete, as Mira Benes pointed out in some other thread, also zombies/dead tasks belong here which have emptied stack. thanks, -- js suse labs
