From owner-freebsd-current@freebsd.org Mon May 16 09:38:01 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 571A6B3B756 for ; Mon, 16 May 2016 09:38:01 +0000 (UTC) (envelope-from mva@FreeBSD.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 4644F1E66 for ; Mon, 16 May 2016 09:38:01 +0000 (UTC) (envelope-from mva@FreeBSD.org) Received: by mailman.ysv.freebsd.org (Postfix) id 41D98B3B755; Mon, 16 May 2016 09:38:01 +0000 (UTC) Delivered-To: current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4168AB3B754; Mon, 16 May 2016 09:38:01 +0000 (UTC) (envelope-from mva@FreeBSD.org) Received: from smtprelay03.ispgateway.de (smtprelay03.ispgateway.de [80.67.29.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 0B0CC1E65; Mon, 16 May 2016 09:38:00 +0000 (UTC) (envelope-from mva@FreeBSD.org) Received: from [78.51.112.64] (helo=localhost) by smtprelay03.ispgateway.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.84) (envelope-from ) id 1b2Ew9-00009S-3h; Mon, 16 May 2016 11:35:41 +0200 Date: Mon, 16 May 2016 11:35:35 +0200 From: Marcus von Appen To: current@FreeBSD.org, freebsd-wireless@FreeBSD.org Subject: Re: rtwn(0) panics with RTL8188CE Message-ID: <20160516093535.GA914@athena.fritz.box> Reply-To: Marcus von Appen Mail-Followup-To: current@FreeBSD.org, freebsd-wireless@FreeBSD.org References: <20160515220728.GA954@athena.fritz.box> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160515220728.GA954@athena.fritz.box> User-Agent: Mutt/1.6.1 (2016-04-27) X-Df-Sender: MTEyNTc0Mg== X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 May 2016 09:38:01 -0000 On, Mon May 16, 2016, Marcus von Appen wrote: [...] this one seems to provide some more information. I have no idea, if both crash types are related or not. Unread portion of the kernel message buffer: rtwn0: can't map mbuf (error 12) panic: Duplicate free of 0xfffff800c94c1300 from zone 0xfffff800056c4900(mbuf_packet) slab 0xfffff800c94c1f90(3) cpuid = 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe04535f5660 vpanic() at vpanic+0x186/frame 0xfffffe04535f56e0 panic() at panic+0x43/frame 0xfffffe04535f5740 uma_dbg_free() at uma_dbg_free+0xee/frame 0xfffffe04535f5770 uma_zfree_arg() at uma_zfree_arg+0x64/frame 0xfffffe04535f57c0 mb_free_ext() at mb_free_ext+0x155/frame 0xfffffe04535f57f0 m_freem() at m_freem+0x38/frame 0xfffffe04535f5810 rtwn_raw_xmit() at rtwn_raw_xmit+0x7b/frame 0xfffffe04535f5840 ieee80211_send_probereq() at ieee80211_send_probereq+0x514/frame 0xfffffe04535f58e0 ieee80211_swscan_probe_curchan() at ieee80211_swscan_probe_curchan+0x5a/frame 0xfffffe04535f5920 scan_curchan() at scan_curchan+0x68/frame 0xfffffe04535f5960 scan_curchan_task() at scan_curchan_task+0x247/frame 0xfffffe04535f59e0 taskqueue_run_locked() at taskqueue_run_locked+0xf0/frame 0xfffffe04535f5a40 taskqueue_thread_loop() at taskqueue_thread_loop+0x88/frame 0xfffffe04535f5a70 fork_exit() at fork_exit+0x84/frame 0xfffffe04535f5ab0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe04535f5ab0 --- trap 0, rip = 0, rsp = 0, rbp = 0 ---