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-rw-r--r--sys/kern/kern_intr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/kern/kern_intr.c b/sys/kern/kern_intr.c
index a0a7e0d..d2d72ae 100644
--- a/sys/kern/kern_intr.c
+++ b/sys/kern/kern_intr.c
@@ -544,6 +544,7 @@ restart:
* lock. This may take a while and it_need may get
* set again, so we have to check it again.
*/
+ WITNESS_WARN(WARN_PANIC, NULL, "suspending ithread");
mtx_assert(&Giant, MA_NOTOWNED);
mtx_lock_spin(&sched_lock);
if (!ithd->it_need) {
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