Description of problem: Version-Release number of selected component (if applicable): 3.14.0-0.rc2.git1.1.fc21.x86_64 How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: [ 79.618215] WARNING: CPU: 0 PID: 3 at lib/dma-debug.c:491 add_dma_entry+0x127/0x130() [ 79.618217] DMA-API: exceeded 7 overlapping mappings of pfn 3cbf8 [ 79.618219] Modules linked in: bnep bluetooth 6lowpan_iphc fuse ip6t_rpfilter ip6t_REJECT cfg80211 rfkill xt_conntrack eb table_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip 6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw kvm_intel joydev kvm ppdev snd_hda_intel snd_hda_codec crct10dif_pclmul crc32_pclmul crc32c_intel snd_hwdep snd_seq ghash_clmulni_intel snd_seq_device microcode snd_pcm serio_raw virtio_balloon pvpanic snd_timer parport_pc parport snd i2c_piix4 soundcore binfmt_misc virtio_blk cirrus drm_kms_helper ttm drm virtio_pci virtio_ring virtio e1000 i2c_core ata_generic pata_acpi [ 79.618281] CPU: 0 PID: 3 Comm: ksoftirqd/0 Not tainted 3.14.0-0.rc2.git1.1.fc21.x86_64 #1 [ 79.618283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 79.618285] 0000000000000000 00000000578237d6 ffff88003da8b310 ffffffff817cf064 [ 79.618289] ffff88003da8b358 ffff88003da8b348 ffffffff810966cd 000000000003cbf8 [ 79.618292] ffff88003a45f9c0 0000000000000286 ffffffff82d6fe80 0000000000000286 [ 79.618295] Call Trace: [ 79.618303] [<ffffffff817cf064>] dump_stack+0x4d/0x66 [ 79.618311] [<ffffffff810966cd>] warn_slowpath_common+0x7d/0xa0 [ 79.618313] [<ffffffff8109674c>] warn_slowpath_fmt+0x5c/0x80 [ 79.618317] [<ffffffff813f363d>] ? active_pfn_read_overlap+0x2d/0x50 [ 79.618320] [<ffffffff813f3c07>] add_dma_entry+0x127/0x130 [ 79.618322] [<ffffffff813f3f6a>] debug_dma_map_page+0x11a/0x140 [ 79.618346] [<ffffffffa0023383>] e1000_xmit_frame+0x6f3/0x1190 [e1000] [ 79.618351] [<ffffffff8168a0d6>] dev_hard_start_xmit+0x2e6/0x8d0 [ 79.618361] [<ffffffff816b15ce>] sch_direct_xmit+0xee/0x290 [ 79.618363] [<ffffffff8168a94d>] __dev_queue_xmit+0x28d/0x9b0 [ 79.618366] [<ffffffff8168a6c5>] ? __dev_queue_xmit+0x5/0x9b0 [ 79.618369] [<ffffffff8168b080>] dev_queue_xmit+0x10/0x20 [ 79.618374] [<ffffffff816d4ee0>] ip_finish_output+0x6a0/0x950 [ 79.618377] [<ffffffff816d695c>] ? ip_output+0x5c/0x100 [ 79.618380] [<ffffffff816d695c>] ip_output+0x5c/0x100 [ 79.618382] [<ffffffff816d5cf9>] ip_local_out+0x29/0x90 [ 79.618385] [<ffffffff816d61c9>] ip_queue_xmit+0x1e9/0x650 [ 79.618387] [<ffffffff816d5fe5>] ? ip_queue_xmit+0x5/0x650 [ 79.618392] [<ffffffff816ef517>] tcp_transmit_skb+0x477/0xac0 [ 79.618395] [<ffffffff816f175c>] __tcp_retransmit_skb+0x14c/0x510 [ 79.618397] [<ffffffff816f1d49>] tcp_retransmit_skb+0x19/0x120 [ 79.618400] [<ffffffff816f2006>] tcp_xmit_retransmit_queue+0x1b6/0x340 [ 79.618403] [<ffffffff816e99ef>] tcp_fastretrans_alert+0x57f/0xc70 [ 79.618405] [<ffffffff816eabdd>] tcp_ack+0x9fd/0x1480 [ 79.618410] [<ffffffff8105d6a7>] ? kvm_clock_read+0x27/0x40 [ 79.618413] [<ffffffff816ebb42>] tcp_rcv_established+0x1a2/0x680 [ 79.618416] [<ffffffff816f7025>] tcp_v4_do_rcv+0x1b5/0x4f0 [ 79.618419] [<ffffffff816f99fe>] tcp_v4_rcv+0xa9e/0xb90 [ 79.618424] [<ffffffff810f5397>] ? __lock_is_held+0x57/0x80 [ 79.618427] [<ffffffff816cf2ef>] ip_local_deliver_finish+0x13f/0x460 [ 79.618430] [<ffffffff816cf1f3>] ? ip_local_deliver_finish+0x43/0x460 [ 79.618433] [<ffffffff816cf8a8>] ip_local_deliver+0x48/0x80 [ 79.618435] [<ffffffff816cec00>] ip_rcv_finish+0x160/0x710 [ 79.618438] [<ffffffff816cfb74>] ip_rcv+0x294/0x3d0 [ 79.618441] [<ffffffff81686ac2>] __netif_receive_skb_core+0xa22/0xdf0 [ 79.618443] [<ffffffff816861fb>] ? __netif_receive_skb_core+0x15b/0xdf0 [ 79.618446] [<ffffffff81686ea8>] __netif_receive_skb+0x18/0x60 [ 79.618449] [<ffffffff816880c0>] netif_receive_skb_internal+0x40/0x220 [ 79.618452] [<ffffffff8168936d>] napi_gro_receive+0x9d/0x1a0 [ 79.618459] [<ffffffffa00225a6>] e1000_clean_rx_irq+0x2f6/0x580 [e1000] [ 79.618467] [<ffffffffa0024dc6>] e1000_clean+0x256/0x910 [e1000] [ 79.618471] [<ffffffff810dd18d>] ? sched_clock_local+0x1d/0x80 [ 79.618474] [<ffffffff81684fc1>] ? net_tx_action+0x131/0x3b0 [ 79.618477] [<ffffffff8168889a>] net_rx_action+0x15a/0x370 [ 79.618481] [<ffffffff8109d49d>] __do_softirq+0x12d/0x480 [ 79.618484] [<ffffffff8109d82d>] run_ksoftirqd+0x3d/0x70 [ 79.618488] [<ffffffff810cd6af>] smpboot_thread_fn+0x12f/0x1e0 [ 79.618490] [<ffffffff810cd580>] ? SyS_setgroups+0x190/0x190 [ 79.618494] [<ffffffff810c42ef>] kthread+0xff/0x120 [ 79.618499] [<ffffffff817d4707>] ? wait_for_completion+0x107/0x140 [ 79.618502] [<ffffffff810c41f0>] ? insert_kthread_work+0x80/0x80 [ 79.618506] [<ffffffff817e2e3c>] ret_from_fork+0x7c/0xb0 [ 79.618509] [<ffffffff810c41f0>] ? insert_kthread_work+0x80/0x80 [ 79.618510] ---[ end trace 608adaf531756f1d ]--- Expected results: Additional info:
*** This bug has been marked as a duplicate of bug 1062833 ***