diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 849ea1851508a..5020ae4493c66 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3610,10 +3610,19 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 	int ret, addr_size;
 	const struct iwl_trans_ops *ops = &trans_ops_pcie_gen2;
 	void __iomem * const *table;
+	u32 bar0;
 
 	if (!cfg_trans->gen2)
 		ops = &trans_ops_pcie;
 
+	/* reassign our BAR 0 if invalid due to possible runtime PM races */
+	pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &bar0);
+	if (bar0 == PCI_BASE_ADDRESS_MEM_TYPE_64) {
+		ret = pci_assign_resource(pdev, 0);
+		if (ret)
+			return ERR_PTR(ret);
+	}
+
 	ret = pcim_enable_device(pdev);
 	if (ret)
 		return ERR_PTR(ret);