Messages in this thread | | | Date | Sun, 17 May 2020 14:47:16 -0700 | From | "Paul E. McKenney" <> | Subject | Re: Default enable RCU list lockdep debugging with PROVE_RCU |
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On Fri, May 15, 2020 at 02:36:26PM -0400, Qian Cai wrote: > > > > On May 14, 2020, at 2:13 PM, Paul E. McKenney <paulmck@kernel.org> wrote: > > > > Fair enough! And yes, the Linux kernel is quite large, so I certainly am > > not asking you to test the whole thing yourself. > > Ok, I saw 0day bot also started to report those which is good. For example, > > lkml.org/lkml/2020/5/12/1358 > > which so far is nit blocking 0day on linux-next since it does not use panic_on_warn yet (while syzbot does). > > Thus, I am more convinced that we should not revert the commit just for syzbot until someone could also convince 0day to select RCU_EXPERT and then DEBUG_RCU_LIST?
Let's ask the 0day people, now CCed, if they would be willing to build with CONFIG_RCU_EXPERT=y and CONFIG_DEBUG_RCU_LIST=y on some fraction of their testing. ;-)
Thanx, Paul
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