Index: sys/powerpc/powerpc/exec_machdep.c
===================================================================
--- sys/powerpc/powerpc/exec_machdep.c
+++ sys/powerpc/powerpc/exec_machdep.c
@@ -124,6 +124,10 @@
 
 static int	grab_mcontext(struct thread *, mcontext_t *, int);
 
+#ifdef __powerpc64__
+extern struct sysentvec elf64_freebsd_sysvec_v2;
+#endif
+
 void
 sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask)
 {
@@ -1012,11 +1016,18 @@
 		#endif
 	} else {
 	    #ifdef __powerpc64__
-		register_t entry_desc[3];
-		(void)copyin((void *)entry, entry_desc, sizeof(entry_desc));
-		tf->srr0 = entry_desc[0];
-		tf->fixreg[2] = entry_desc[1];
-		tf->fixreg[11] = entry_desc[2];
+		if (td->td_proc->p_sysent == &elf64_freebsd_sysvec_v2) {
+			tf->srr0 = (register_t)entry;
+			/* ELFv2 ABI requires that the global entry point be in r12. */
+			tf->fixreg[12] = (register_t)entry;
+		}
+		else {
+			register_t entry_desc[3];
+			(void)copyin((void *)entry, entry_desc, sizeof(entry_desc));
+			tf->srr0 = entry_desc[0];
+			tf->fixreg[2] = entry_desc[1];
+			tf->fixreg[11] = entry_desc[2];
+		}
 		tf->srr1 = psl_userset | PSL_FE_DFLT;
 	    #endif
 	}