8d91f8b15361dfb438ab6eb3b319e2ded43458ff ('printk: do cond_resched() between lines while outputting to consoles') came in via 4.4 stable. I also cherry-picked 6b97a20d3a7909daa06625d4440c2c52d7bf08d7 ('printk: set may_schedule for some of console_trylock() callers')
8d91f8b15361dfb 438ab6eb3b319e2 ded43458ff ('printk: do cond_resched() between lines while outputting to consoles') came in via 4.4 stable. I also cherry-picked 6b97a20d3a7909d aa06625d4440c2c 52d7bf08d7 ('printk: set may_schedule for some of console_trylock() callers')