diff --git a/lib/libprocstat/libprocstat.h b/lib/libprocstat/libprocstat.h
--- a/lib/libprocstat/libprocstat.h
+++ b/lib/libprocstat/libprocstat.h
@@ -73,6 +73,7 @@
 #define	PS_FST_TYPE_PROCDESC	13
 #define	PS_FST_TYPE_DEV		14
 #define	PS_FST_TYPE_EVENTFD	15
+#define	PS_FST_TYPE_DMABUF		16
 
 /*
  * Special descriptor numbers.
diff --git a/lib/libprocstat/libprocstat.c b/lib/libprocstat/libprocstat.c
--- a/lib/libprocstat/libprocstat.c
+++ b/lib/libprocstat/libprocstat.c
@@ -632,6 +632,10 @@
 			type = PS_FST_TYPE_EVENTFD;
 			data = file.f_data;
 			break;
+		case DTYPE_DMABUF:
+			type = PS_FST_TYPE_DMABUF;
+			data = file.f_data;
+			break;
 		default:
 			continue;
 		}
@@ -724,6 +728,7 @@
 		{ KF_TYPE_SOCKET, PS_FST_TYPE_SOCKET },
 		{ KF_TYPE_VNODE, PS_FST_TYPE_VNODE },
 		{ KF_TYPE_EVENTFD, PS_FST_TYPE_EVENTFD },
+		{ KF_TYPE_DMABUF, PS_FST_TYPE_DMABUF },
 		{ KF_TYPE_UNKNOWN, PS_FST_TYPE_UNKNOWN }
 	};
 #define NKFTYPES	(sizeof(kftypes2fst) / sizeof(*kftypes2fst))
diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c
--- a/sys/kern/kern_descrip.c
+++ b/sys/kern/kern_descrip.c
@@ -4613,6 +4613,8 @@
 		return ("eventfd");
 	case DTYPE_LINUXTFD:
 		return ("ltimer");
+	case DTYPE_DMABUF:
+		return ("dmabuf");
 	default:
 		return ("unkn");
 	}
diff --git a/sys/sys/file.h b/sys/sys/file.h
--- a/sys/sys/file.h
+++ b/sys/sys/file.h
@@ -71,6 +71,7 @@
 #define	DTYPE_PROCDESC	12	/* process descriptor */
 #define	DTYPE_EVENTFD	13	/* eventfd */
 #define	DTYPE_LINUXTFD	14	/* emulation timerfd type */
+#define	DTYPE_DMABUF	15	/* DMA buffer */
 
 #ifdef _KERNEL
 
diff --git a/sys/sys/user.h b/sys/sys/user.h
--- a/sys/sys/user.h
+++ b/sys/sys/user.h
@@ -265,6 +265,7 @@
 #define	KF_TYPE_PROCDESC	11
 #define	KF_TYPE_DEV	12
 #define	KF_TYPE_EVENTFD	13
+#define	KF_TYPE_DMABUF	14
 #define	KF_TYPE_UNKNOWN	255
 
 #define	KF_VTYPE_VNON	0
@@ -441,6 +442,10 @@
 				uint64_t	kf_eventfd_value;
 				uint32_t	kf_eventfd_flags;
 			} kf_eventfd;
+			struct {
+				char		kf_dmabuf_exp_name[16];
+				uint64_t	kf_dmabuf_size;
+			} kf_dmabuf;
 		} kf_un;
 	};
 	uint16_t	kf_status;		/* Status flags. */
diff --git a/usr.bin/procstat/procstat_files.c b/usr.bin/procstat/procstat_files.c
--- a/usr.bin/procstat/procstat_files.c
+++ b/usr.bin/procstat/procstat_files.c
@@ -419,6 +419,11 @@
 			xo_emit("{eq:fd_type/eventfd}");
 			break;
 
+		case PS_FST_TYPE_DMABUF:
+			str = "B";
+			xo_emit("{eq:fd_type/dmabuf}");
+			break;
+
 		case PS_FST_TYPE_NONE:
 			str = "?";
 			xo_emit("{eq:fd_type/none}");