Date: Mon, 16 May 2016 11:35:35 +0200 From: Marcus von Appen <mva@FreeBSD.org> To: current@FreeBSD.org, freebsd-wireless@FreeBSD.org Subject: Re: rtwn(0) panics with RTL8188CE Message-ID: <20160516093535.GA914@athena.fritz.box> In-Reply-To: <20160515220728.GA954@athena.fritz.box> References: <20160515220728.GA954@athena.fritz.box>
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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 ---
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