D44865.id137405.diff
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D44865.id137405.diff
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	diff --git a/sys/compat/linuxkpi/common/src/linux_idr.c b/sys/compat/linuxkpi/common/src/linux_idr.c
	--- a/sys/compat/linuxkpi/common/src/linux_idr.c
	+++ b/sys/compat/linuxkpi/common/src/linux_idr.c
	@@ -178,6 +178,14 @@
	{
	struct idr_layer il, iln;

	+ /*
	+ * This idr can be reused, and this function might be called multiple times
	+ * without a idr_init(). Check if this is the case. If we do not do this
	+ * then the mutex will panic while asserting that it is valid.
	+ */
	+ if (!mtx_initialized(&idr->lock))
	+ return;
	+
	idr_remove_all(idr);
	mtx_lock(&idr->lock);
	for (il = idr->free; il != NULL; il = iln) {
	@@ -802,4 +810,5 @@
	{
	idr_destroy(&ida->idr);
	free(ida->free_bitmap, M_IDR);
	+ ida->free_bitmap = NULL;
	}