Guest writes to a readonly register trigger the assert in intel_hda_reg_write(). Add a check and just ignore them.
Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1628433 Signed-off-by: Gerd Hoffmann <kra...@redhat.com> --- hw/audio/intel-hda.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/audio/intel-hda.c b/hw/audio/intel-hda.c index 23a2cf6484..066532713c 100644 --- a/hw/audio/intel-hda.c +++ b/hw/audio/intel-hda.c @@ -929,6 +929,10 @@ static void intel_hda_reg_write(IntelHDAState *d, const IntelHDAReg *reg, uint32 if (!reg) { return; } + if (!reg->wmask) { + /* read-only register */ + return; + } if (d->debug) { time_t now = time(NULL); -- 2.9.3
