Description: KVM guest kernel crash during core dump on POWER9 host
References:
 http://www.openwall.com/lists/oss-security/2018/03/27/4
 https://marc.info/?l=linuxppc-embedded&m=150535531910494&w=2
 https://bugzilla.redhat.com/show_bug.cgi?id=1558149
Notes:
 bwh> POWER9 support was added around Linux 4.6, so this doesn't affect
 bwh> older branches.
Bugs:
upstream: released (4.14-rc2) [c1fa0768a8713b135848f78fd43ffc208d8ded70]
4.9-upstream-stable: released (4.9.53) [f89f25b531471a6ba43f0b5658f9359fcf33a285]
3.16-upstream-stable: N/A "Hardware not supported"
3.2-upstream-stable: N/A "Hardware not supported"
sid: released (4.13.10-1)
4.9-stretch-security: released (4.9.65-1)
3.16-jessie-security: N/A "Hardware not supported"
3.2-wheezy-security: N/A "Architecture no longer supported"