diff --git a/sys/compat/linprocfs/linprocfs.c b/sys/compat/linprocfs/linprocfs.c
--- a/sys/compat/linprocfs/linprocfs.c
+++ b/sys/compat/linprocfs/linprocfs.c
@@ -104,8 +104,8 @@
 
 #if defined(__i386__) || defined(__amd64__)
 #include <machine/cputypes.h>
-#include <machine/md_var.h>
 #endif /* __i386__ || __amd64__ */
+#include <machine/md_var.h>
 
 #include <compat/linux/linux.h>
 #include <compat/linux/linux_common.h>
@@ -434,14 +434,79 @@
 static int
 linprocfs_docpuinfo(PFS_FILL_ARGS)
 {
-	int i;
+	int i, j;
+
+	static char *hwcap_features[] = {
+	    "fp",
+	    "asimd",
+	    "evtstrm",
+	    "aes",
+	    "pmull",
+	    "sha1",
+	    "sha2",
+	    "crc32",
+	    "atomics",
+	    "fphp",
+	    "asimdhp",
+	    "cpuid",
+	    "asimdrdm",
+	    "jscvt",
+	    "fcma",
+	    "lrcpc",
+	    "dcpop",
+	    "sha3",
+	    "sm3",
+	    "sm4",
+	    "asimddp",
+	    "sha512",
+	    "sve",
+	    "asimdfhm",
+	    "dit",
+	    "uscat",
+	    "ilrcpc",
+	    "flagm",
+	    "ssbs",
+	    "sb",
+	    "paca",
+	    "pacg",
+	};
+	static char *hwcap2_features[] = {
+	    "dcpodp",
+	    "sve2",
+	    "sveaes",
+	    "svepmull",
+	    "svebitperm",
+	    "svesha3",
+	    "svesm4",
+	    "flagm2",
+	    "fpint",
+	    "svei8mm",
+	    "svef32mm",
+	    "svef64mm",
+	    "svebf16",
+	    "i8mm",
+	    "bf16",
+	    "dgh",
+	    "rng",
+	    "bti",
+	};
 
 	for (i = 0; i < mp_ncpus; ++i) {
 		sbuf_printf(sb,
 		    "processor\t: %d\n"
 		    "BogoMIPS\t: %d.%02d\n",
 		    i, 0, 0);
-		sbuf_cat(sb, "Features\t: ");
+		sbuf_cat(sb, "Features\t:");
+		for (j = 0; j < nitems(hwcap_features); j++) {
+			if ((linux_elf_hwcap & (1ul << j)) != 0) {
+				sbuf_printf(sb, " %s", hwcap_features[j]);
+			}
+		}
+		for (j = 0; j < nitems(hwcap2_features); j++) {
+			if ((linux_elf_hwcap2 & (1ul << j)) != 0) {
+				sbuf_printf(sb, " %s", hwcap2_features[j]);
+			}
+		}
 		sbuf_cat(sb, "\n");
 		sbuf_printf(sb,
 		    "CPU implementer\t: \n"