diff --git a/sys/arm/arm/identcpu-v6.c b/sys/arm/arm/identcpu-v6.c
--- a/sys/arm/arm/identcpu-v6.c
+++ b/sys/arm/arm/identcpu-v6.c
@@ -55,7 +55,7 @@
 	machine, 0, "Machine class");
 
 static char cpu_model[64];
-SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD,
+SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD | CTLFLAG_CAPRD,
     cpu_model, sizeof(cpu_model), "Machine model");
 
 static char hw_buf[81];
diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c
--- a/sys/arm64/arm64/identcpu.c
+++ b/sys/arm64/arm64/identcpu.c
@@ -108,7 +108,7 @@
 	 "Machine class");
 
 static char cpu_model[64];
-SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD,
+SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD | CTLFLAG_CAPRD,
 	cpu_model, sizeof(cpu_model), "Machine model");
 
 #define	MAX_CACHES	8	/* Maximum number of caches supported
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
@@ -199,10 +199,7 @@
 static int
 linprocfs_docpuinfo(PFS_FILL_ARGS)
 {
-	int hw_model[2];
-	char model[128];
 	uint64_t freq;
-	size_t size;
 	u_int cache_size[4];
 	u_int regs[4] = { 0 };
 	int fqmhz, fqkhz;
@@ -302,12 +299,6 @@
 		"acc_power",
 	};
 
-	hw_model[0] = CTL_HW;
-	hw_model[1] = HW_MODEL;
-	model[0] = '\0';
-	size = sizeof(model);
-	if (kernel_sysctl(td, hw_model, 2, &model, &size, 0, 0, 0, 0) != 0)
-		strcpy(model, "unknown");
 #ifdef __i386__
 	switch (cpu_vendor_id) {
 	case CPU_VENDOR_AMD:
@@ -351,7 +342,7 @@
 		    "cpuid level\t: %d\n"
 		    "wp\t\t: %s\n",
 		    i, cpu_vendor, CPUID_TO_FAMILY(cpu_id),
-		    CPUID_TO_MODEL(cpu_id), model, cpu_id & CPUID_STEPPING,
+		    CPUID_TO_MODEL(cpu_id), cpu_model, cpu_id & CPUID_STEPPING,
 		    fqmhz, fqkhz,
 		    (cache_size[2] >> 16), 0, mp_ncpus, i, mp_ncpus,
 		    i, i, /*cpu_id & CPUID_LOCAL_APIC_ID ??*/
diff --git a/sys/powerpc/powerpc/cpu.c b/sys/powerpc/powerpc/cpu.c
--- a/sys/powerpc/powerpc/cpu.c
+++ b/sys/powerpc/powerpc/cpu.c
@@ -239,7 +239,7 @@
 static int	cpu_feature_bit(SYSCTL_HANDLER_ARGS);
 
 static char model[64];
-SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD, model, 0, "");
+SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD | CTLFLAG_CAPRD, model, 0, "");
 
 static const struct cputab	*cput;
 
diff --git a/sys/x86/include/x86_var.h b/sys/x86/include/x86_var.h
--- a/sys/x86/include/x86_var.h
+++ b/sys/x86/include/x86_var.h
@@ -58,6 +58,7 @@
 extern	u_int	cpu_procinfo;
 extern	u_int	cpu_procinfo2;
 extern	char	cpu_vendor[];
+extern	char	cpu_model[];
 extern	u_int	cpu_vendor_id;
 extern	u_int	cpu_mon_mwait_flags;
 extern	u_int	cpu_mon_min_size;
diff --git a/sys/x86/x86/identcpu.c b/sys/x86/x86/identcpu.c
--- a/sys/x86/x86/identcpu.c
+++ b/sys/x86/x86/identcpu.c
@@ -157,8 +157,8 @@
     machine, 0, "Machine class");
 #endif
 
-static char cpu_model[128];
-SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD | CTLFLAG_MPSAFE,
+char cpu_model[128];
+SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD | CTLFLAG_CAPRD | CTLFLAG_MPSAFE,
     cpu_model, 0, "Machine model");
 
 static int hw_clockrate;