diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 0c7841f95228..e41954a98294 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -1083,6 +1083,7 @@ static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev)
 		transfer = min_t(size_t, len, 4096);
 		memcpy(buf, data, transfer);
 
+pr_err("! ath9k: transfer = %d, buf = %px, bytes = %lx\n", (int)transfer, buf, *(unsigned long *)buf);
 		err = usb_control_msg(hif_dev->udev,
 				      usb_sndctrlpipe(hif_dev->udev, 0),
 				      FIRMWARE_DOWNLOAD, 0x40 | USB_DIR_OUT,
diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c
index 399fca32a8ac..0af20ac56602 100644
--- a/drivers/usb/gadget/legacy/raw_gadget.c
+++ b/drivers/usb/gadget/legacy/raw_gadget.c
@@ -783,6 +783,9 @@ static int raw_ioctl_ep0_read(struct raw_dev *dev, unsigned long value)
 		goto free;
 
 	length = min(io.length, (unsigned int)ret);
+current->kmsan_ctx.allow_reporting = false;
+if (length >= 8) pr_err("! ep0_read: length = %u, data = %px, bytes = %lx\n", length, data, *(unsigned long *)data);
+current->kmsan_ctx.allow_reporting = true;
 	if (copy_to_user((void __user *)(value + sizeof(io)), data, length))
 		ret = -EFAULT;
 	else
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index f37b0d8386c1..1690e4906c43 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -1350,7 +1350,10 @@ static int dummy_perform_transfer(struct urb *urb, struct dummy_request *req,
 		if (to_host)
 			memcpy(ubuf, rbuf, len);
 		else
+{
+pr_err("! dummy: memcpy(%px, %px, %u)\n", rbuf, ubuf, len);
 			memcpy(rbuf, ubuf, len);
+}
 		return len;
 	}
 
@@ -1379,7 +1382,10 @@ static int dummy_perform_transfer(struct urb *urb, struct dummy_request *req,
 		if (to_host)
 			memcpy(ubuf, rbuf, this_sg);
 		else
+{
+pr_err("! dummy: memcpy(%px, %px, %u)\n", rbuf, ubuf, len);
 			memcpy(rbuf, ubuf, this_sg);
+}
 		len -= this_sg;
 
 		if (!len)