diff --git a/sys/dev/agp/agp.c b/sys/dev/agp/agp.c
index ab488fb3a9c..1726b4b9880 100644
--- a/sys/dev/agp/agp.c
+++ b/sys/dev/agp/agp.c
@@ -423,7 +423,9 @@ agp_generic_bind_memory(device_t dev, struct agp_memory *mem,
 		m = vm_page_grab(mem->am_obj, OFF_TO_IDX(i),
 				 VM_ALLOC_ZERO | VM_ALLOC_RETRY);
 		AGP_DPF("found page pa=%#x\n", VM_PAGE_TO_PHYS(m));
+		vm_page_lock_queues();
 		vm_page_wire(m);
+		vm_page_unlock_queues();
 
 		/*
 		 * Install entries in the GATT, making sure that if
diff --git a/sys/dev/agp/agp_i810.c b/sys/dev/agp/agp_i810.c
index 9f1b2924fb0..f6b7cc2ee17 100644
--- a/sys/dev/agp/agp_i810.c
+++ b/sys/dev/agp/agp_i810.c
@@ -371,9 +371,11 @@ agp_i810_alloc_memory(device_t dev, int type, vm_size_t size)
 		 */
 		vm_page_t m;
 		m = vm_page_grab(mem->am_obj, 0, VM_ALLOC_ZERO|VM_ALLOC_RETRY);
+		vm_page_lock_queues();
 		vm_page_wire(m);
 		mem->am_physical = VM_PAGE_TO_PHYS(m);
 		vm_page_wakeup(m);
+		vm_page_unlock_queues();
 	} else {
 		mem->am_physical = 0;
 	}
diff --git a/sys/pci/agp.c b/sys/pci/agp.c
index ab488fb3a9c..1726b4b9880 100644
--- a/sys/pci/agp.c
+++ b/sys/pci/agp.c
@@ -423,7 +423,9 @@ agp_generic_bind_memory(device_t dev, struct agp_memory *mem,
 		m = vm_page_grab(mem->am_obj, OFF_TO_IDX(i),
 				 VM_ALLOC_ZERO | VM_ALLOC_RETRY);
 		AGP_DPF("found page pa=%#x\n", VM_PAGE_TO_PHYS(m));
+		vm_page_lock_queues();
 		vm_page_wire(m);
+		vm_page_unlock_queues();
 
 		/*
 		 * Install entries in the GATT, making sure that if
diff --git a/sys/pci/agp_i810.c b/sys/pci/agp_i810.c
index 9f1b2924fb0..f6b7cc2ee17 100644
--- a/sys/pci/agp_i810.c
+++ b/sys/pci/agp_i810.c
@@ -371,9 +371,11 @@ agp_i810_alloc_memory(device_t dev, int type, vm_size_t size)
 		 */
 		vm_page_t m;
 		m = vm_page_grab(mem->am_obj, 0, VM_ALLOC_ZERO|VM_ALLOC_RETRY);
+		vm_page_lock_queues();
 		vm_page_wire(m);
 		mem->am_physical = VM_PAGE_TO_PHYS(m);
 		vm_page_wakeup(m);
+		vm_page_unlock_queues();
 	} else {
 		mem->am_physical = 0;
 	}