diff --git a/mm/vmpressure.c b/mm/vmpressure.c
index f0debdfdfb76..3c36621e4a81 100644
--- a/mm/vmpressure.c
+++ b/mm/vmpressure.c
@@ -158,8 +158,15 @@ static unsigned long vmpressure_calc_pressure(unsigned long scanned,
 						    unsigned long reclaimed)
 {
 	unsigned long scale = scanned + reclaimed;
-	unsigned long pressure;
+	unsigned long pressure = 0;
 
+	/*
+	 * reclaimed can be greater than scanned in cases
+	 * like THP, where the scanned is 1 and reclaimed
+	 * could be 512
+	 */
+	if (reclaimed >= scanned)
+		goto out;
 	/*
 	 * We calculate the ratio (in percents) of how many pages were
 	 * scanned vs. reclaimed in a given time frame (window). Note that
@@ -170,6 +177,7 @@ static unsigned long vmpressure_calc_pressure(unsigned long scanned,
 	pressure = scale - (reclaimed * scale / scanned);
 	pressure = pressure * 100 / scale;
 
+out:
 	pr_debug("%s: %3lu  (s: %lu  r: %lu)\n", __func__, pressure,
 		 scanned, reclaimed);