This bug was nominated against a series that is no longer supported, ie
artful. The bug task representing the artful nomination is being closed
as Won't Fix.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu Artful)
Status: Triaged => Won't Fix
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https://bugs.launchpad.net/bugs/1718871
Title:
s4 get Error taking CPU down -34
Status in linux package in Ubuntu:
Triaged
Status in linux source package in Artful:
Won't Fix
Bug description:
When test S4 on Huawei 1288H V5 server as
#echo disk>/sys/power/state
It show error of
Error taking CPU79 down: -34
Non-boot CPUs are not disabled
The echo command return with error of:
Write error: Numerical result out of range
From the dmesg it show error of:
CPU79 disable failed: CPU have 2 vectors assigned and there are only 1
available
Error taking CPU79 down: -34
This server have been passed 16.04 certification
(https://certification.ubuntu.com/hardware/201707-25617/).
The test kernel is lasted 16.04.1 of linux-image-4.4.0-93-generic. It
is also failed on 16.04 with kernel of 4.4.9-21-generic,
4.12.0-041200-generic,4.14.0-999-generic which was download from
（http://kernel.ubuntu.com/~kernel-ppa/mainline/). But it works on
14.04 with kernel 3.13.0-24-generic and download kernel of
3.13.0-031300-generic from above link.
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