On Sat, Mar 07, 2020 at 07:11:36AM -0600, Corey Minyard wrote: > On Sat, Mar 07, 2020 at 12:00:07PM +0100, Christian Brauner wrote: > > On Fri, Mar 06, 2020 at 11:23:14AM -0600, minyard@xxxxxxx wrote: > > > From: Corey Minyard <cminyard@xxxxxxxxxx> > > > > > > Recent changes to alloc_pid() allow the pid number to be specified on > > > the command line. If set_tid_size is set, then the code scanning the > > > levels will hard-set retval to -EPERM, overriding it's previous -ENOMEM > > > value. > > > > > > After the code scanning the levels, there are error returns that do not > > > set retval, assuming it is still set to -ENOMEM. > > > > > > So set retval back to -ENOMEM after scanning the levels. > > > > > > Fixes: 49cb2fc42ce4 "fork: extend clone3() to support setting a PID" > > > Signed-off-by: Corey Minyard <cminyard@xxxxxxxxxx> > > > Cc: <stable@xxxxxxxxxxxxxxx> # 5.5 > > > Cc: Adrian Reber <areber@xxxxxxxxxx> > > > Cc: Christian Brauner <christian.brauner@xxxxxxxxxx> > > > Cc: Oleg Nesterov <oleg@xxxxxxxxxx> > > > Cc: Dmitry Safonov <0x7f454c46@xxxxxxxxx> > > > Cc: Andrei Vagin <avagin@xxxxxxxxx> > > > > Thanks! I've pulled the patch now and applied. Applied as: https://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git/commit/?h=fixes&id=b26ebfe12f34f372cf041c6f801fa49c3fb382c5 Should show up in -next around Monday and I'll target it for rc6. Should then be backported to v5.5 rather soon! Thanks!
