diff --git a/backends/iommufd.c b/backends/iommufd.c
index 7b4fc8ec46..d57da44755 100644
--- a/backends/iommufd.c
+++ b/backends/iommufd.c
@@ -167,8 +167,6 @@ int iommufd_backend_map_dma(IOMMUFDBackend *be, uint32_t ioas_id, hwaddr iova,
         /* TODO: Not support mapping hardware PCI BAR region for now. */
         if (errno == EFAULT) {
             warn_report("IOMMU_IOAS_MAP failed: %m, PCI BAR?");
-        } else {
-            error_report("IOMMU_IOAS_MAP failed: %m");
         }
     }
     return ret;
@@ -203,7 +201,6 @@ int iommufd_backend_unmap_dma(IOMMUFDBackend *be, uint32_t ioas_id,
 
     if (ret) {
         ret = -errno;
-        error_report("IOMMU_IOAS_UNMAP failed: %m");
     }
     return ret;
 }
diff --git a/hw/vfio/container.c b/hw/vfio/container.c
index 4ebb526808..7c57bdd27b 100644
--- a/hw/vfio/container.c
+++ b/hw/vfio/container.c
@@ -159,7 +159,6 @@ static int vfio_legacy_dma_unmap(const VFIOContainerBase *bcontainer,
             unmap.size -= 1ULL << ctz64(bcontainer->pgsizes);
             continue;
         }
-        error_report("VFIO_UNMAP_DMA failed: %s", strerror(errno));
         return -errno;
     }
 
@@ -204,7 +203,6 @@ static int vfio_legacy_dma_map(const VFIOContainerBase *bcontainer, hwaddr iova,
         return 0;
     }
 
-    error_report("VFIO_MAP_DMA failed: %s", strerror(errno));
     return -errno;
 }