diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c
index 343f002a06f7055a5722ad1d676b06a9c5487a20..7743e86e88b138aea951a36b130afa0a7ad39a13 100644
--- a/drivers/bus/omap_l3_noc.c
+++ b/drivers/bus/omap_l3_noc.c
@@ -75,10 +75,41 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
 		if (err_reg) {
 			/* Identify the source from control status register */
 			err_src = __ffs(err_reg);
+
+			/* We DONOT expect err_src to go out of bounds */
+			BUG_ON(err_src > MAX_CLKDM_TARGETS);
+
 			l3_targ_inst = &l3_targ[i][err_src];
 			target_name = l3_targ_inst->name;
 			l3_targ_base = base + l3_targ_inst->offset;
 
+			/*
+			 * If we do not know of a register offset to decode
+			 * and clear, then mask.
+			 */
+			if (target_name == L3_TARGET_NOT_SUPPORTED) {
+				u32 mask_val;
+				void __iomem *mask_reg;
+
+				/*
+				 * Certain plaforms may have "undocumented"
+				 * status pending on boot.. So dont generate
+				 * a severe warning here.
+				 */
+				dev_err(l3->dev,
+					"L3 %s error: target %d mod:%d %s\n",
+					inttype ? "debug" : "application",
+					err_src, i, "(unclearable)");
+
+				mask_reg = base + l3_flagmux[i] +
+					   L3_FLAGMUX_MASK0 + (inttype << 3);
+				mask_val = readl_relaxed(mask_reg);
+				mask_val &= ~(1 << err_src);
+				writel_relaxed(mask_val, mask_reg);
+
+				break;
+			}
+
 			/* Read the stderrlog_main_source from clk domain */
 			l3_targ_stderr = l3_targ_base + L3_TARG_STDERRLOG_MAIN;
 			l3_targ_slvofslsb = l3_targ_base +
diff --git a/drivers/bus/omap_l3_noc.h b/drivers/bus/omap_l3_noc.h
index ae2878464efa5bdce11656aa614395795baa969e..66caeceaf123a9a4f04f3538400b6ba4feeff550 100644
--- a/drivers/bus/omap_l3_noc.h
+++ b/drivers/bus/omap_l3_noc.h
@@ -30,6 +30,11 @@
 #define L3_TARG_STDERRLOG_SLVOFSLSB	0x5c
 #define L3_TARG_STDERRLOG_MSTADDR	0x68
 #define L3_FLAGMUX_REGERR0		0xc
+#define L3_FLAGMUX_MASK0		0x8
+
+#define L3_TARGET_NOT_SUPPORTED		NULL
+
+#define MAX_CLKDM_TARGETS		31
 
 #define NUM_OF_L3_MASTERS	(sizeof(l3_masters)/sizeof(l3_masters[0]))
 
@@ -61,7 +66,7 @@ static u32 l3_flagmux[L3_MODULES] = {
 	0X0200
 };
 
-static struct l3_target_data l3_target_inst_data_clk1[] = {
+static struct l3_target_data l3_target_inst_data_clk1[MAX_CLKDM_TARGETS] = {
 	{0x100,	"DMM1",},
 	{0x200,	"DMM2",},
 	{0x300,	"ABE",},
@@ -71,7 +76,7 @@ static struct l3_target_data l3_target_inst_data_clk1[] = {
 	{0x900,	"L4WAKEUP",},
 };
 
-static struct l3_target_data l3_target_inst_data_clk2[] = {
+static struct l3_target_data l3_target_inst_data_clk2[MAX_CLKDM_TARGETS] = {
 	{0x500,	"CORTEXM3",},
 	{0x300,	"DSS",},
 	{0x100,	"GPMC",},
@@ -95,7 +100,7 @@ static struct l3_target_data l3_target_inst_data_clk2[] = {
 	{0x1700, "LLI",},
 };
 
-static struct l3_target_data l3_target_inst_data_clk3[] = {
+static struct l3_target_data l3_target_inst_data_clk3[MAX_CLKDM_TARGETS] = {
 	{0x0100, "EMUSS",},
 	{0x0300, "DEBUG SOURCE",},
 	{0x0,	"HOST CLK3",},