--- /n/sources/plan9/sys/src/9/teg2/vfp3.c	Mon Jan 28 18:33:47 2013
+++ /sys/src/9/teg2/vfp3.c	Mon Aug 17 00:00:00 2015
@@ -163,7 +163,7 @@
 	static int printed;
 
 	/* clear pending exceptions; no traps in vfp3; all v7 ops are scalar */
-	m->fpscr = Dn | Fz | FPRNR | (FPINVAL | FPZDIV | FPOVFL) & ~Alltraps;
+	m->fpscr = Dn | FPRNR | (FPINVAL | FPZDIV | FPOVFL) & ~Alltraps;
 	fpwr(Fpscr, m->fpscr);
 	m->fpconfiged = 1;
 
--- /sys/src/9/bcm/mem.h	Sun Aug 16 00:00:00 2015
+++ /sys/src/9/bcm/mem.h	Sun Aug 16 00:00:00 2015
@@ -52,7 +52,7 @@
 #define	UZERO		0			/* user segment */
 #define	UTZERO		(UZERO+BY2PG)		/* user text start */
 #define UTROUND(t)	ROUNDUP((t), BY2PG)
-#define	USTKTOP		0x20000000		/* user segment end +1 */
+#define	USTKTOP		0x40000000		/* user segment end +1 */
 #define	USTKSIZE	(8*1024*1024)		/* user stack size */
 #define	TSTKTOP		(USTKTOP-USTKSIZE)	/* sysexec temporary stack */
 #define	TSTKSIZ	 	256