Re: smp_call_function_single lockups

From: Rafael David Tinoco
Date: Mon Feb 23 2015 - 16:02:36 EST

> [11396.096002] Hardware name: OpenStack Foundation OpenStack Nova, BIOS Bochs 01/01/2011
> But its a virtual machine right? Its not running bare metal, its running
> a !virt kernel on a virt machine, so maybe some of the virt muck is
> borked?
> A very subtly broken APIC emulation would be heaps of 'fun'.

Indeed, I'll dig hypervisor changes... Anyway, this initial stack
trace was first seen during the "frequent lockups in 3.18rc4"

RIP: 0010:[<ffffffff9c11e98a>] [<ffffffff9c11e98a>]

At that time seen by Dave Jones, and running bare metal (if i remember

Rafael Tinoco
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