diff --git a/src/builtin_jobs.cpp b/src/builtin_jobs.cpp
index 6b0aa84fb..1dd0a16c2 100644
--- a/src/builtin_jobs.cpp
+++ b/src/builtin_jobs.cpp
@@ -32,13 +32,18 @@ static int cpu_use(const job_t *j) {
 
     for (const process_ptr_t &p : j->processes) {
         struct timeval t;
-        int jiffies;
+        unsigned long jiffies;
         gettimeofday(&t, nullptr);
         jiffies = proc_get_jiffies(p.get());
 
         double t1 = 1000000.0 * p->last_time.tv_sec + p->last_time.tv_usec;
         double t2 = 1000000.0 * t.tv_sec + t.tv_usec;
 
+        // Check for a race condition that can cause negative CPU usage to be reported (#7066)
+        if (t2 < t1 || jiffies < p->last_jiffies) {
+            continue;
+        }
+
         // std::fwprintf( stderr, L"t1 %f t2 %f p1 %d p2 %d\n", t1, t2, jiffies, p->last_jiffies );
         u += (static_cast<double>(jiffies - p->last_jiffies)) / (t2 - t1);
     }