Index: sys/kern/kern_linker.c
===================================================================
--- sys/kern/kern_linker.c
+++ sys/kern/kern_linker.c
@@ -1992,7 +1992,7 @@
 	TAILQ_FOREACH(lf, &linker_files, link) {
 
 		/* Save the info for this linker file. */
-		kobase[i].pm_file = lf->filename;
+		kobase[i].pm_file = lf->pathname;
 		kobase[i].pm_address = (uintptr_t)lf->address;
 		i++;
 	}
Index: sys/kern/link_elf_obj.c
===================================================================
--- sys/kern/link_elf_obj.c
+++ sys/kern/link_elf_obj.c
@@ -481,6 +481,7 @@
 	Elf_Ehdr *hdr;
 	Elf_Shdr *shdr;
 	Elf_Sym *es;
+	char *fullpath, *freepath;
 	int nbytes, i, j;
 	vm_offset_t mapbase;
 	size_t mapsize;
@@ -557,7 +558,13 @@
 		goto out;
 	}
 
-	lf = linker_make_file(filename, &link_elf_class);
+	/* Try to get the full path, hwpmc(4) will use it. */
+	fullpath = __DECONST(char *, filename);
+	freepath = NULL;
+	vn_fullpath(td, nd.ni_vp, &fullpath, &freepath);
+
+	lf = linker_make_file(fullpath, &link_elf_class);
+	free(freepath, M_TEMP);
 	if (!lf) {
 		error = ENOMEM;
 		goto out;
Index: usr.sbin/pmcstat/pmcstat_log.c
===================================================================
--- usr.sbin/pmcstat/pmcstat_log.c
+++ usr.sbin/pmcstat/pmcstat_log.c
@@ -646,7 +646,7 @@
 	 * Look for kernel modules under FSROOT/KERNELPATH/NAME,
 	 * and user mode executable objects under FSROOT/PATHNAME.
 	 */
-	if (image->pi_iskernelmodule)
+	if (image->pi_iskernelmodule && path[0] != '/')
 		(void) snprintf(buffer, sizeof(buffer), "%s%s/%s",
 		    args.pa_fsroot, args.pa_kernel, path);
 	else