From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp134-24.sina.com.cn (smtp134-24.sina.com.cn [180.149.134.24]) (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 6548E1CC16B for ; Wed, 4 Sep 2024 10:44:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=180.149.134.24 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725446695; cv=none; b=jtqUkyLopCbKKzcLJfG1Ug9cWmw31x7Ng4t0B5EueClS/TPLVLIDTqqwnZNMAA3ycoJOUM6BsGDQ7MkqU6GpOityqVjBLz0gLrvAwUzR3FcboPP21n/YHKOqYL8hKg0I3kb7qn+3viQdu6p1dGmVm2LuTjOKGDz1T+XMJdF63ik= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725446695; c=relaxed/simple; bh=Qoib1e2J3Lmu+u/fkZDmZJ5tEfjwbm+j4KshMfpexNs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=GyWweG8XY6iQ88R6Z/25y+kU8ynboaEKtkX+1GGwpbUTvFEkhGzjOKlIguInntpIqGq6VuY2eWkrWKQn0Wi+u6VmiAuusMNs97PL59Wv5+biFO6+shrTktsR4VnFbGt3SOVBLK/j6YlOQ695od6R25EAOU9BB1KtboYQ0hyhpJ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sina.com; spf=pass smtp.mailfrom=sina.com; arc=none smtp.client-ip=180.149.134.24 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sina.com X-SMAIL-HELO: localhost.localdomain Received: from unknown (HELO localhost.localdomain)([113.118.71.23]) by sina.com (10.185.250.21) with ESMTP id 66D83A1100007DF8; Wed, 4 Sep 2024 18:44:35 +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: 6004493408421 X-SMAIL-UIID: DFC6E09CA6E4414E9E1C1BAC93269636-20240904-184435-1 From: Hillf Danton To: syzbot Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [wireless?] INFO: rcu detected stall in ieee80211_handle_queued_frames Date: Wed, 4 Sep 2024 18:44:23 +0800 Message-Id: <20240904104423.1852-1-hdanton@sina.com> In-Reply-To: <00000000000007103b061af41e81@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 On Tue, 03 Sep 2024 00:16:22 -0700 > syzbot has found a reproducer for the following issue on: > > HEAD commit: 67784a74e258 Merge tag 'ata-6.11-rc7' of git://git.kernel... > git tree: upstream > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=171543db980000 #syz test upstream 67784a74e258 --- l/drivers/net/wireless/ath/ath9k/hif_usb.c +++ h/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -754,6 +754,7 @@ static void ath9k_hif_usb_reg_in_cb(stru case -ESHUTDOWN: goto free_skb; default: + goto free_skb; skb_reset_tail_pointer(skb); skb_trim(skb, 0); --