squash! kernel/smp: Provide CSD lock timeout diagnostics

[ paulmck: Fix for syzbot+0f719294463916a3fc0e@syzkaller.appspotmail.com ]
Link: https://lore.kernel.org/lkml/00000000000042f21905a991ecea@google.com
Link: https://lore.kernel.org/lkml/0000000000002ef21705a9933cf3@google.com
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
1 file changed