Messages in this thread | | | Date | Tue, 11 Mar 2014 10:33:12 +0800 | From | Fengguang Wu <> | Subject | Re: [reboot] WARNING: CPU: 0 PID: 112 at kernel/events/core.c:5655 perf_swevent_add() |
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Hi Jiri,
On Mon, Mar 10, 2014 at 01:53:19PM +0100, Jiri Olsa wrote: > On Sat, Mar 08, 2014 at 02:51:53PM +0800, Fengguang Wu wrote: > > > > Hi all, > > > > This is a very old WARNING, too old to be bisectable. The below 3 different > > back traces show that it's always triggered by trinity at system reboot time. > > Any ideas to quiet it? Thank you! > > hi, > is there cpu hotplug involved? like writing to: > /sys/devices/system/cpu/cpu*/online
Yeah, we do run random CPU hotplug tests in the background.
Thanks, Fengguang
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