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+id = 2621
+title = "virtgpu does not return error for misconfigured virgl command"
+state = "opened"
+created_at = "2024-10-15T21:31:11.362Z"
+closed_at = "n/a"
+labels = ["device:graphics", "device:virtio"]
+url = "https://gitlab.com/qemu-project/qemu/-/issues/2621"
+host-os = "Not related"
+host-arch = "Not related"
+qemu-version = "9.0.2 (also older versions)"
+guest-os = "Not related"
+guest-arch = "Not related"
+description = """When ```virgl_renderer_submit_cmd``` reports error, cmd->error should be set. Otherwise driver cannot know if there is error.
+https://gitlab.com/qemu-project/qemu/-/blob/master/hw/display/virtio-gpu-virgl.c?ref_type=heads#L233
+
+Probably 0x1200 (unspec) or 0x1205 (invalid param) should return as error. 
+
+
+If there is problem in cmd virgl freezes drawing window."""
+reproduce = """1. Send misformated command to virgl over vgpu device
+2.
+3."""
+additional = """Misformated 3d commands stops opengl's drawings. Without returning error we cannot know any error, hence we cannot reset vgpu."""