RCU lockup issues when CONFIG_SOFTLOCKUP_DETECTOR=n - any one else seeing this?

David Miller davem at davemloft.net
Thu Jul 27 02:48:58 AEST 2017

From: "Paul E. McKenney" <paulmck at linux.vnet.ibm.com>
Date: Wed, 26 Jul 2017 07:14:17 -0700

> Dave, any other ideas on what might be causing this or what might be
> tested?

I was going to go through the changes that happened between v4.12
and now to kernel/timer/tick-sched.c and see if reverting any of
those help.

But I don't know when I would get to that.

Commit 411fe24e6b7c283c3a1911450cdba6dd3aaea56e, looks particularly juicy.

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