From: PanNengyuan <pannengy...@huawei.com> vdev->vq[i] is forgot to cleanup in virtio_input_device_unrealize, the memory leak stack is as bellow:
Direct leak of 3584 byte(s) in 1 object(s) allocated from: #0 0x7f84a49f6560 in calloc (/usr/lib64/libasan.so.3+0xc7560) #1 0x7f84a3b3e015 in g_malloc0 (/usr/lib64/libglib-2.0.so.0+0x50015) #2 0x559c0f0b33e7 in virtio_add_queue /mnt/sdb/qemu-4.2.0-rc0/hw/virtio/virtio.c:2327 #3 0x559c0f205c24 in virtio_input_device_realize /mnt/sdb/qemu-4.2.0-rc0/hw/input/virtio-input.c:262 #4 0x559c0f0b06a7 in virtio_device_realize /mnt/sdb/qemu-4.2.0-rc0/hw/virtio/virtio.c:3504 #5 0x559c0f1ba031 in device_set_realized /mnt/sdb/qemu-4.2.0-rc0/hw/core/qdev.c:876 #6 0x559c0f32cedd in property_set_bool /mnt/sdb/qemu-4.2.0-rc0/qom/object.c:2080 #7 0x559c0f3314ee in object_property_set_qobject /mnt/sdb/qemu-4.2.0-rc0/qom/qom-qobject.c:26 Direct leak of 3584 byte(s) in 1 object(s) allocated from: #0 0x7f84a49f6560 in calloc (/usr/lib64/libasan.so.3+0xc7560) #1 0x7f84a3b3e015 in g_malloc0 (/usr/lib64/libglib-2.0.so.0+0x50015) #2 0x559c0f0b33e7 in virtio_add_queue /mnt/sdb/qemu-4.2.0-rc0/hw/virtio/virtio.c:2327 #3 0x559c0f205c3f in virtio_input_device_realize /mnt/sdb/qemu-4.2.0-rc0/hw/input/virtio-input.c:263 #4 0x559c0f0b06a7 in virtio_device_realize /mnt/sdb/qemu-4.2.0-rc0/hw/virtio/virtio.c:3504 #5 0x559c0f1ba031 in device_set_realized /mnt/sdb/qemu-4.2.0-rc0/hw/core/qdev.c:876 #6 0x559c0f32cedd in property_set_bool /mnt/sdb/qemu-4.2.0-rc0/qom/object.c:2080 #7 0x559c0f3314ee in object_property_set_qobject /mnt/sdb/qemu-4.2.0-rc0/qom/qom-qobject.c:26 Reported-by: Euler Robot <euler.ro...@huawei.com> Signed-off-by: PanNengyuan <pannengy...@huawei.com> --- hw/input/virtio-input.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/input/virtio-input.c b/hw/input/virtio-input.c index 51617a5..da94da4 100644 --- a/hw/input/virtio-input.c +++ b/hw/input/virtio-input.c @@ -288,6 +288,9 @@ static void virtio_input_device_unrealize(DeviceState *dev, Error **errp) return; } } + + virtio_del_queue(vdev, 0); + virtio_del_queue(vdev, 1); virtio_cleanup(vdev); } -- 2.7.2.windows.1