From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oa1-f70.google.com (mail-oa1-f70.google.com [209.85.160.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11BD03E49C0 for ; Tue, 6 Oct 2026 10:36:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791282983; cv=none; b=YPvBSp7CDh9/9zWaCLetvsB0P5a+A8ONN3GYmm0VHtGb9jLREWcJS2nImIV2IF+BfMHjitj5bOsM5nfUT32EafQO4/gkGvtTXrsz6y8gd59mIRjBKGQSCBB/cfjKjuaJOSb+PxwLwJZ6FH0iuW5cthkQSWeIfODTiBBcIXWnMz0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791282983; c=relaxed/simple; bh=CEDYYi6Msl986810vZcKJ9M5YpSb832ptRg1VGO+h4k=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=i61qj33e33j621KcdhNgZ1kmcaMORj3UAFmsVlCz573Gz+pRtqAVx63bVRzu7+2KY9zzgt589HP/555AwMGd2LO6HXPTWy2Tydl7T1dV01cplr/FUSre5KgFqblU6W4Op/NmCUQvVoFpjP3fnCsjT2JnB+mmln+MGPn4aZ9Tj+8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.160.70 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oa1-f70.google.com with SMTP id 586e51a60fabf-49dd26d6f07so2873851fac.0 for ; Tue, 06 Oct 2026 03:36:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791282981; x=1791887781; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=41p/OzSr3LnKkpFOUsZ4qYoyS3Awh1bPwYBganlK9jg=; b=1p4P7Gw9YpzYadnPME3FI7eTuzgClRly9st4/TV0deDGJ7HQCky+w7APAGkW61cYQb dXuV4qceyEiPrYE+CwKgP1DBfiMDaP9KRx/NExGWsMO3J+Jl+/hYzhIxJxDUUC09Wmjv HoPeElvYeLBarhKwi8SFKGHhDWBPF0v7RCQbZBS8lz/RNcgrkq2BUEAzvkqOS6ioEusL GF3oolv0ZyADsSKYX/jbkei5s4m+EmurLwh/2lTa9209P/15GPFNroBnJ4lY6GSLz+wC JtIujt2g9AjgzvZKpf22XJUYOBXKRFXxUPoAIuE8R1JCmHysS9QgCQzE2SEO7018dL1z Gixg== X-Gm-Message-State: AFuF++kpST7Rf+XuNCRnD7fCGYjJYEP7/WatvrN5WxqIK09RA6nGs7+c olSUiFmGiO3TVrSvFX1CbqXiTBniPWMFF97A3VZE06RzFCDhhuGBzHCpuGaanFUucHx9mlWG9Kz 1zB+IgFut0jlxzXHcdHxOyEkuKY7lLoUOms2KserO+RnocnGjnfVGX7JdCGM= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6809:203:20b0:4fb:6402:a8ca with SMTP id 5614622812f47-4fb6402c7d5mr408480b6e.21.1791282980827; Tue, 06 Oct 2026 03:36:20 -0700 (PDT) Date: Tue, 06 Oct 2026 03:36:20 -0700 In-Reply-To: <6ac332eb.598348e0.18b15.0000.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ac4cf24.353c8d8e.177895.0000.GAE@google.com> Subject: Forwarded: [PATCH] media: usb: siano: do not resubmit urb after EPROTO status From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: [PATCH] media: usb: siano: do not resubmit urb after EPROTO status Author: jakovnovak30@gmail.com #syz test --- drivers/media/usb/siano/smsusb.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/media/usb/siano/smsusb.c b/drivers/media/usb/siano/smsusb.c index 0fdc2e0950b7..43eea51b60d5 100644 --- a/drivers/media/usb/siano/smsusb.c +++ b/drivers/media/usb/siano/smsusb.c @@ -93,6 +93,11 @@ static void smsusb_onresponse(struct urb *urb) urb->status, urb->actual_length); return; } + if (urb->status == -EPROTO) { + pr_err("error, urb status %d (-EPROTO), %d bytes\n", + urb->status, urb->actual_length); + return; + } if ((urb->actual_length > 0) && (urb->status == 0)) { struct sms_msg_hdr *phdr = (struct sms_msg_hdr *)surb->cb->p; @@ -168,7 +173,7 @@ static int smsusb_submit_urb(struct smsusb_device_t *dev, smsusb_onresponse, surb ); - surb->urb->transfer_flags |= URB_FREE_BUFFER; + // surb->urb->transfer_flags |= URB_FREE_BUFFER; return usb_submit_urb(surb->urb, GFP_ATOMIC); } -- 2.56.0