diff --git a/sys/amd64/amd64/machdep.c b/sys/amd64/amd64/machdep.c
index bc336e9f909d..a1c61eb2c07c 100644
--- a/sys/amd64/amd64/machdep.c
+++ b/sys/amd64/amd64/machdep.c
@@ -2278,7 +2278,7 @@ get_fpcontext(struct thread *td, mcontext_t *mcp, char *xfpusave,
 	size_t max_len, len;
 
 	mcp->mc_ownedfp = fpugetregs(td);
-	bcopy(get_pcb_user_save_td(td), &mcp->mc_fpstate,
+	bcopy(get_pcb_user_save_td(td), &mcp->mc_fpstate[0],
 	    sizeof(mcp->mc_fpstate));
 	mcp->mc_fpformat = fpuformat();
 	if (!use_xsave || xfpusave_len == 0)
diff --git a/sys/amd64/ia32/ia32_signal.c b/sys/amd64/ia32/ia32_signal.c
index 9130544b66ad..cff57f6243f6 100644
--- a/sys/amd64/ia32/ia32_signal.c
+++ b/sys/amd64/ia32/ia32_signal.c
@@ -101,7 +101,7 @@ ia32_get_fpcontext(struct thread *td, struct ia32_mcontext *mcp,
 	 * for now, it should be irrelevant for most applications.
 	 */
 	mcp->mc_ownedfp = fpugetregs(td);
-	bcopy(get_pcb_user_save_td(td), &mcp->mc_fpstate,
+	bcopy(get_pcb_user_save_td(td), &mcp->mc_fpstate[0],
 	    sizeof(mcp->mc_fpstate));
 	mcp->mc_fpformat = fpuformat();
 	if (!use_xsave || xfpusave_len == 0)
diff --git a/sys/i386/i386/machdep.c b/sys/i386/i386/machdep.c
index f67f75893f4f..51765e98a738 100644
--- a/sys/i386/i386/machdep.c
+++ b/sys/i386/i386/machdep.c
@@ -3488,7 +3488,7 @@ get_fpcontext(struct thread *td, mcontext_t *mcp)
 	bzero(mcp->mc_fpstate, sizeof(mcp->mc_fpstate));
 #else
 	mcp->mc_ownedfp = npxgetregs(td);
-	bcopy(&td->td_pcb->pcb_user_save, &mcp->mc_fpstate,
+	bcopy(&td->td_pcb->pcb_user_save, &mcp->mc_fpstate[0],
 	    sizeof(mcp->mc_fpstate));
 	mcp->mc_fpformat = npxformat();
 #endif