From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail3-163.sinamail.sina.com.cn (mail3-163.sinamail.sina.com.cn [202.108.3.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BA8EE33D6D5 for ; Sun, 16 Aug 2026 02:53:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=202.108.3.163 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786848796; cv=none; b=HG4TVhRk3w3qQkYeR5iBo9rNro5Pw6WZB8tW9i+lGbtTtMouhSLcaoX1PPDpAKF9YR6nV+AeSvOOM7hJS0YU1tD+43MFQXOM9y/Nb759wMRMBPr+3g8O5SCc87A4jszgN0Xctn6CwsLBlP4mo7JHsOrKLOYAsTtjHbpsBVXiexc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786848796; c=relaxed/simple; bh=BGnZd1G/Lb6HlGdDqYJZu6KlgMV1IqWj639QL+Aesbg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gpRtwuV90TQmlvnjvlAHVZXLeRh9rAp4++rGgX6g2g5LgV+EyLlv0MvVxSQA9nG4k3ZXBLEmH/fZ6tyQFHwRdxUugA97s2APY6qXQRDMTzK++LJI8Zjx17Kq+I8KA+VkExj6NqAOi0lLZj5kg0NFT4JERAeJ7bd44n3uX6DJrqQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sina.com; spf=pass smtp.mailfrom=sina.com; dkim=pass (1024-bit key) header.d=sina.com header.i=@sina.com header.b=EQQEq0xy; arc=none smtp.client-ip=202.108.3.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sina.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=sina.com header.i=@sina.com header.b="EQQEq0xy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sina.com; s=201208; t=1786848792; bh=3Cl9EeV6vzskYFdM7cMZxKY6IKn5Qyn0Y9iWU9hLsmE=; h=From:Subject:Date:Message-ID; b=EQQEq0xyppeUTT5l58qa6g561y8Zq4a/bQxA8C5kZbiqIvR5aFX0jxu7d5HYXWOa6 pAAuZqzcH1jFk6la18h5g4u5uxEL2rV9Ah5SbnZZg5wU0zhrgvHgnL/v4yJowzXBwz Uhl+8IE4PB24w6drowbKEhG948Hs0lIrPNEermVc= X-SMAIL-HELO: localhost.localdomain Received: from unknown (HELO localhost.localdomain)([221.216.154.155]) by sina.com (10.54.253.34) with ESMTP id 6A81260900005B93; Sun, 16 Aug 2026 10:53:02 +0800 (CST) X-Sender: hdanton@sina.com X-Auth-ID: hdanton@sina.com Authentication-Results: sina.com; spf=none smtp.mailfrom=hdanton@sina.com; dkim=none header.i=none; dmarc=none action=none header.from=hdanton@sina.com X-SMAIL-MID: 7285726291930 X-SMAIL-UIID: EEA26E093D37449FBA10EB3FDB9EAADB-20260816-105302-1 From: Hillf Danton To: syzbot Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [input?] [usb?] WARNING: ODEBUG bug in hid_device_remove Date: Sun, 16 Aug 2026 10:52:50 +0800 Message-ID: <20260816025251.1202-1-hdanton@sina.com> In-Reply-To: <6a802643.9ebadd4d.20b15e.000b.GAE@google.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit > Date: Sat, 15 Aug 2026 01:41:39 -0700 [thread overview] > Hello, > > syzbot found the following issue on: > > HEAD commit: 28d012efb432 Add linux-next specific files for 20260812 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=1613f479580000 > kernel config: https://syzkaller.appspot.com/x/.config?x=5a13c7bc480b5c3f > dashboard link: https://syzkaller.appspot.com/bug?extid=f8fb5598924c7e645553 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17bc1c79580000 #syz test --- x/drivers/hid/hid-corsair.c +++ y/drivers/hid/hid-corsair.c @@ -524,6 +524,7 @@ static void k90_cleanup_backlight(struct if (drvdata->backlight) { drvdata->backlight->removed = true; + disable_work(&drvdata->backlight->work); cancel_work_sync(&drvdata->backlight->work); led_classdev_unregister(&drvdata->backlight->cdev); kfree(drvdata->backlight->cdev.name); --