[tip: core/rcu] rcutorture: Replace rcu_torture_stall string with %s

The following commit has been merged into the core/rcu branch of tip: Commit-ID: 0a27fff30a5e561dc77e9cb1bf9cf462e1735179 Gitweb: https://git.kernel.org/tip/0a27fff30a5e561dc77e9cb1bf9cf462e1735179 Author:Stephen Zhang AuthorDate:Sat, 23 Jan 2021 17:54:17 +08:00 Committer:

[tip: core/rcu] torture: Replace torture_init_begin string with %s

The following commit has been merged into the core/rcu branch of tip: Commit-ID: 4ac9de07b24f93a87ad38c497ad00fe2451203e7 Gitweb: https://git.kernel.org/tip/4ac9de07b24f93a87ad38c497ad00fe2451203e7 Author:Stephen Zhang AuthorDate:Sat, 23 Jan 2021 16:34:01 +08:00 Committer: