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Date: Sun, 26 Jan 2014 11:55:21 +0100 From: Sander Eikelenboom <linux@...elenboom.it> To: françois romieu <romieu@...zoreil.com> CC: netdev@...r.kernel.org, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: 3.14-mw regression: rtl8169 WARNING: DMA-API: exceeded 7 overlapping mappings of pfn 55ebe Hi, I have got a regression with a 3.14-mw kernel (last commit is 4ba9920e5e9c0e16b5ed24292d45322907bb9035): It looks like it's related to the rtl8169 ... -- Sander Jan 26 11:36:26 serveerstertje kernel: [ 89.105537] ------------[ cut here ]------------ Jan 26 11:36:26 serveerstertje kernel: [ 89.116779] WARNING: CPU: 0 PID: 0 at lib/dma-debug.c:491 add_dma_entry+0x103/0x130() Jan 26 11:36:26 serveerstertje kernel: [ 89.128148] DMA-API: exceeded 7 overlapping mappings of pfn 55ebe Jan 26 11:36:26 serveerstertje kernel: [ 89.139397] Modules linked in: Jan 26 11:36:26 serveerstertje kernel: [ 89.150535] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.13.0-20140125-mw-pcireset+ #1 Jan 26 11:36:26 serveerstertje kernel: [ 89.161784] Hardware name: MSI MS-7640/890FXA-GD70 (MS-7640) , BIOS V1.8B1 09/13/2010 Jan 26 11:36:26 serveerstertje kernel: [ 89.172965] 0000000000000009 ffff88005f603838 ffffffff81acbcfa ffffffff822134e0 Jan 26 11:36:26 serveerstertje kernel: [ 89.184156] ffff88005f603888 ffff88005f603878 ffffffff810bdf62 ffff880000000000 Jan 26 11:36:26 serveerstertje kernel: [ 89.195186] 0000000000055ebe 00000000ffffffef 0000000000000200 ffff8800592ea098 Jan 26 11:36:26 serveerstertje kernel: [ 89.206227] Call Trace: Jan 26 11:36:26 serveerstertje kernel: [ 89.217027] <IRQ> [<ffffffff81acbcfa>] dump_stack+0x46/0x58 Jan 26 11:36:26 serveerstertje kernel: [ 89.227907] [<ffffffff810bdf62>] warn_slowpath_common+0x82/0xb0 Jan 26 11:36:26 serveerstertje kernel: [ 89.238678] [<ffffffff810be031>] warn_slowpath_fmt+0x41/0x50 Jan 26 11:36:26 serveerstertje kernel: [ 89.249336] [<ffffffff81471c5a>] ? active_pfn_read_overlap+0x3a/0x70 Jan 26 11:36:26 serveerstertje kernel: [ 89.259904] [<ffffffff814729e3>] add_dma_entry+0x103/0x130 Jan 26 11:36:26 serveerstertje kernel: [ 89.270416] [<ffffffff81472de6>] debug_dma_map_page+0x126/0x150 Jan 26 11:36:26 serveerstertje kernel: [ 89.280840] [<ffffffff81714686>] rtl8169_start_xmit+0x216/0xa20 Jan 26 11:36:26 serveerstertje kernel: [ 89.291073] [<ffffffff8194aaaa>] ? __kfree_skb+0x3a/0xb0 Jan 26 11:36:26 serveerstertje kernel: [ 89.301252] [<ffffffff81955a3f>] ? dev_queue_xmit_nit+0x1ef/0x260 Jan 26 11:36:26 serveerstertje kernel: [ 89.311392] [<ffffffff81955850>] ? dev_loopback_xmit+0x1e0/0x1e0 Jan 26 11:36:26 serveerstertje kernel: [ 89.321418] [<ffffffff81959b96>] dev_hard_start_xmit+0x2e6/0x4a0 Jan 26 11:36:26 serveerstertje kernel: [ 89.331236] [<ffffffff819778fe>] sch_direct_xmit+0xfe/0x280 Jan 26 11:36:26 serveerstertje kernel: [ 89.341013] [<ffffffff81959f8c>] __dev_queue_xmit+0x23c/0x630 Jan 26 11:36:26 serveerstertje kernel: [ 89.350668] [<ffffffff81959d50>] ? dev_hard_start_xmit+0x4a0/0x4a0 Jan 26 11:36:26 serveerstertje kernel: [ 89.360264] [<ffffffff81a00ce4>] ? ip_output+0x54/0xf0 Jan 26 11:36:26 serveerstertje kernel: [ 89.369698] [<ffffffff8195a39b>] dev_queue_xmit+0xb/0x10 Jan 26 11:36:26 serveerstertje kernel: [ 89.379034] [<ffffffff819ff2bb>] ip_finish_output+0x2cb/0x670 Jan 26 11:36:26 serveerstertje kernel: [ 89.388373] [<ffffffff81a00ce4>] ? ip_output+0x54/0xf0 Jan 26 11:36:26 serveerstertje kernel: [ 89.397498] [<ffffffff81a00ce4>] ip_output+0x54/0xf0 Jan 26 11:36:26 serveerstertje kernel: [ 89.406584] [<ffffffff819fc141>] ip_forward_finish+0x71/0x1a0 Jan 26 11:36:26 serveerstertje kernel: [ 89.415534] [<ffffffff819fc413>] ip_forward+0x1a3/0x440 Jan 26 11:36:26 serveerstertje kernel: [ 89.424400] [<ffffffff819f9f80>] ip_rcv_finish+0x150/0x650 Jan 26 11:36:26 serveerstertje kernel: [ 89.433108] [<ffffffff819faa1b>] ip_rcv+0x22b/0x370 Jan 26 11:36:26 serveerstertje kernel: [ 89.441737] [<ffffffff81a57322>] ? packet_rcv_spkt+0x42/0x190 Jan 26 11:36:26 serveerstertje kernel: [ 89.450226] [<ffffffff81957382>] __netif_receive_skb_core+0x6d2/0x8a0 Jan 26 11:36:26 serveerstertje kernel: [ 89.458687] [<ffffffff81956dc4>] ? __netif_receive_skb_core+0x114/0x8a0 Jan 26 11:36:26 serveerstertje kernel: [ 89.467109] [<ffffffff81008f50>] ? xen_clocksource_read+0x20/0x30 Jan 26 11:36:26 serveerstertje kernel: [ 89.475362] [<ffffffff81116e09>] ? getnstimeofday+0x9/0x30 Jan 26 11:36:26 serveerstertje kernel: [ 89.483548] [<ffffffff8195756c>] __netif_receive_skb+0x1c/0x70 Jan 26 11:36:26 serveerstertje kernel: [ 89.491608] [<ffffffff819575de>] netif_receive_skb_internal+0x1e/0xf0 Jan 26 11:36:26 serveerstertje kernel: [ 89.499596] [<ffffffff81958ac0>] napi_gro_receive+0x70/0xa0 Jan 26 11:36:26 serveerstertje kernel: [ 89.507486] [<ffffffff81711673>] rtl8169_poll+0x2d3/0x680 Jan 26 11:36:26 serveerstertje kernel: [ 89.515222] [<ffffffff81957a81>] net_rx_action+0x161/0x260 Jan 26 11:36:26 serveerstertje kernel: [ 89.523097] [<ffffffff810c28dd>] __do_softirq+0x11d/0x250 Jan 26 11:36:26 serveerstertje kernel: [ 89.530973] [<ffffffff810c2d72>] irq_exit+0xa2/0xd0 Jan 26 11:36:26 serveerstertje kernel: [ 89.538915] [<ffffffff814f94bf>] xen_evtchn_do_upcall+0x2f/0x40 Jan 26 11:36:26 serveerstertje kernel: [ 89.546876] [<ffffffff81ad83de>] xen_do_hypervisor_callback+0x1e/0x30 Jan 26 11:36:26 serveerstertje kernel: [ 89.554591] <EOI> [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Jan 26 11:36:26 serveerstertje kernel: [ 89.562139] [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Jan 26 11:36:26 serveerstertje kernel: [ 89.569503] [<ffffffff81008c70>] ? xen_safe_halt+0x10/0x20 Jan 26 11:36:26 serveerstertje kernel: [ 89.576788] [<ffffffff81018748>] ? default_idle+0x18/0x20 Jan 26 11:36:26 serveerstertje kernel: [ 89.583863] [<ffffffff81018f5e>] ? arch_cpu_idle+0x2e/0x40 Jan 26 11:36:26 serveerstertje kernel: [ 89.590627] [<ffffffff8110b511>] ? cpu_startup_entry+0x91/0x1e0 Jan 26 11:36:26 serveerstertje kernel: [ 89.597184] [<ffffffff81ac0497>] ? rest_init+0xb7/0xc0 Jan 26 11:36:26 serveerstertje kernel: [ 89.603507] [<ffffffff81ac03e0>] ? csum_partial_copy_generic+0x170/0x170 Jan 26 11:36:26 serveerstertje kernel: [ 89.609631] [<ffffffff8230ef1c>] ? start_kernel+0x409/0x416 Jan 26 11:36:26 serveerstertje kernel: [ 89.615490] [<ffffffff8230e912>] ? repair_env_string+0x5e/0x5e Jan 26 11:36:26 serveerstertje kernel: [ 89.621197] [<ffffffff8230e5f8>] ? x86_64_start_reservations+0x2a/0x2c Jan 26 11:36:26 serveerstertje kernel: [ 89.626592] [<ffffffff82311e26>] ? xen_start_kernel+0x584/0x586 Jan 26 11:36:26 serveerstertje kernel: [ 89.631933] ---[ end trace 206b59d1fe29b5a7 ]--- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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