[libvirt PATCH] qemu: Lock vm object in qemuProcessHandleMemoryFailure

This event handler was accessing a vm object without locking it first. Signed-off-by: Jiri Denemark <jdenemar(a)redhat.com&gt; --- src/qemu/qemu_process.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c index 033d3d5bc6..6f70d5d065 100644 --- a/src/qemu/qemu_process.c +++ b/src/qemu/qemu_process.c @@ -1773,6 +1773,8 @@ qemuProcessHandleMemoryFailure(qemuMonitor *mon G_GNUC_UNUSED, virDomainMemoryFailureActionType action; unsigned int flags = 0; + virObjectLock(vm); + switch (mfp->recipient) { case QEMU_MONITOR_MEMORY_FAILURE_RECIPIENT_HYPERVISOR: recipient = VIR_DOMAIN_EVENT_MEMORY_FAILURE_RECIPIENT_HYPERVISOR; @@ -1809,6 +1811,9 @@ qemuProcessHandleMemoryFailure(qemuMonitor *mon G_GNUC_UNUSED, flags |= VIR_DOMAIN_MEMORY_FAILURE_RECURSIVE; event = virDomainEventMemoryFailureNewFromObj(vm, recipient, action, flags); + + virObjectUnlock(vm); + virObjectEventStateQueue(driver->domainEventState, event); } -- 2.35.1