linux-kernel - Re: [syzbot] [usb?] INFO: task hung in uevent

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Message-ID: <8be733a4-2232-4bb9-942d-f13f8766a6de@I-love.SAKURA.ne.jp>
Date: Fri, 11 Jul 2025 20:52:30 +0900
From: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To: syzbot+592e2ab8775dbe0bf09a@...kaller.appspotmail.com,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [syzbot] [usb?] INFO: task hung in uevent_show (2)

#syz test

diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index f5221b018808..423e04328b86 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -1764,6 +1764,15 @@ static void usb_rx_callback_intf0(struct urb *urb)
 		imon_incoming_packet(ictx, urb, intfnum);
 		break;
 
+	case -ECONNRESET:
+	case -EILSEQ:
+	case -EPROTO:
+	case -EPIPE:
+		dev_warn(ictx->dev, "imon %s: status(%d)\n",
+			 __func__, urb->status);
+		//usb_unlink_urb(urb);
+		return;
+
 	default:
 		dev_warn(ictx->dev, "imon %s: status(%d): ignored\n",
 			 __func__, urb->status);
@@ -1805,6 +1814,15 @@ static void usb_rx_callback_intf1(struct urb *urb)
 		imon_incoming_packet(ictx, urb, intfnum);
 		break;
 
+	case -ECONNRESET:
+	case -EILSEQ:
+	case -EPROTO:
+	case -EPIPE:
+		dev_warn(ictx->dev, "imon %s: status(%d)\n",
+			 __func__, urb->status);
+		//usb_unlink_urb(urb);
+		return;
+
 	default:
 		dev_warn(ictx->dev, "imon %s: status(%d): ignored\n",
 			 __func__, urb->status);