Date: Tue, 1 Mar 2016 11:20:10 +0800 From: Sepherosa Ziehau <sepherosa@gmail.com> To: Bryan Drewery <bdrewery@freebsd.org> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: HEAD r296148 panic: vtnet_txq_mq_start -> drbr_enqueue -> already enqueue Message-ID: <CAMOc5czpndBM7rN1nrKMnhpojGwNeekJ38ppSd4tDw5QFGZnUw@mail.gmail.com> In-Reply-To: <56D50725.5040603@FreeBSD.org> References: <56D50725.5040603@FreeBSD.org>
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I believe r296178 fixes this panic. Please try it. Thanks, sephe On Tue, Mar 1, 2016 at 11:06 AM, Bryan Drewery <bdrewery@freebsd.org> wrote: > Hit this in bhyve: > >> panic: buf=0xfffff8002df9fd00 already enqueue at 652 prod=653 cons=652 >> cpuid = 0 >> KDB: stack backtrace: >> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00b5d46150 >> vpanic() at vpanic+0x182/frame 0xfffffe00b5d461d0 >> panic() at panic+0x43/frame 0xfffffe00b5d46230 >> drbr_enqueue() at drbr_enqueue+0x54/frame 0xfffffe00b5d46250 >> vtnet_txq_mq_start() at vtnet_txq_mq_start+0x95/frame 0xfffffe00b5d46290 >> ether_output() at ether_output+0x56f/frame 0xfffffe00b5d46320 >> ip_output() at ip_output+0x1437/frame 0xfffffe00b5d46460 >> tcp_output() at tcp_output+0x1b0a/frame 0xfffffe00b5d46630 >> tcp_do_segment() at tcp_do_segment+0x27a3/frame 0xfffffe00b5d46730 >> tcp_input() at tcp_input+0xdb8/frame 0xfffffe00b5d46880 >> ip_input() at ip_input+0x17d/frame 0xfffffe00b5d468e0 >> netisr_dispatch_src() at netisr_dispatch_src+0x81/frame 0xfffffe00b5d46940 >> ether_demux() at ether_demux+0x15e/frame 0xfffffe00b5d46970 >> ether_nh_input() at ether_nh_input+0x344/frame 0xfffffe00b5d469b0 >> netisr_dispatch_src() at netisr_dispatch_src+0x81/frame 0xfffffe00b5d46a10 >> ether_input() at ether_input+0x4f/frame 0xfffffe00b5d46a40 >> vtnet_rxq_eof() at vtnet_rxq_eof+0x823/frame 0xfffffe00b5d46af0 >> vtnet_rx_vq_intr() at vtnet_rx_vq_intr+0x4e/frame 0xfffffe00b5d46b20 >> intr_event_execute_handlers() at intr_event_execute_handlers+0x96/frame 0xfffffe00b5d46b60 >> ithread_loop() at ithread_loop+0xa6/frame 0xfffffe00b5d46bb0 >> fork_exit() at fork_exit+0x84/frame 0xfffffe00b5d46bf0 >> fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00b5d46bf0 >> --- trap 0, rip = 0, rsp = 0, rbp = 0 --- >> KDB: enter: panic >> [ thread pid 12 tid 100025 ] >> Stopped at kdb_enter+0x3b: movq $0,kdb_why > > > -- > Regards, > Bryan Drewery > -- Tomorrow Will Never Die
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