Hopefully in time for -rc2. commit 9b4cf107 ("hyperv: only add SynIC in compatible configurations") breaks compatibility on pc-*-3.0, so this is required as a bug fix.
The following changes since commit 46cabfb41e9cb269affc14c8188f0c8745f8cd55: Merge remote-tracking branch 'remotes/gkurz/tags/for-upstream' into staging (2018-11-20 12:24:09 +0000) are available in the Git repository at: git://github.com/ehabkost/qemu.git tags/x86-for-3.1-pull-request for you to fetch changes up to 4a93722f9c279184e95b1e1ad775c01deec05065: hw/i386: add pc-i440fx-3.1 & pc-q35-3.1 (2018-11-20 11:42:32 -0200) ---------------------------------------------------------------- pc-*-3.1 machine-types ---------------------------------------------------------------- Marc-André Lureau (1): hw/i386: add pc-i440fx-3.1 & pc-q35-3.1 hw/i386/pc_piix.c | 15 ++++++++++++--- hw/i386/pc_q35.c | 13 +++++++++++-- 2 files changed, 23 insertions(+), 5 deletions(-) -- 2.18.0.rc1.1.g3f1ff2140