{"action":"closed","issue":{"url":"https://api.github.com/repos/weaveworks/weave/issues/2267","repository_url":"https://api.github.com/repos/weaveworks/weave","labels_url":"https://api.github.com/repos/weaveworks/weave/issues/2267/labels{/name}","comments_url":"https://api.github.com/repos/weaveworks/weave/issues/2267/comments","events_url":"https://api.github.com/repos/weaveworks/weave/issues/2267/events","html_url":"https://github.com/weaveworks/weave/issues/2267","id":153598557,"number":2267,"title":"hw csum error on RedHat 7.2","user":{"login":"gondor","id":148656,"avatar_url":"https://avatars.githubusercontent.com/u/148656?v=3","gravatar_id":"","url":"https://api.github.com/users/gondor","html_url":"https://github.com/gondor","followers_url":"https://api.github.com/users/gondor/followers","following_url":"https://api.github.com/users/gondor/following{/other_user}","gists_url":"https://api.github.com/users/gondor/gists{/gist_id}","starred_url":"https://api.github.com/users/gondor/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gondor/subscriptions","organizations_url":"https://api.github.com/users/gondor/orgs","repos_url":"https://api.github.com/users/gondor/repos","events_url":"https://api.github.com/users/gondor/events{/privacy}","received_events_url":"https://api.github.com/users/gondor/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/weaveworks/weave/labels/bug","name":"bug","color":"fc2929"},{"url":"https://api.github.com/repos/weaveworks/weave/labels/resolution/not_our_problem","name":"resolution/not_our_problem","color":"ffffff"}],"state":"closed","locked":false,"assignee":null,"milestone":{"url":"https://api.github.com/repos/weaveworks/weave/milestones/3","html_url":"https://github.com/weaveworks/weave/milestones/n/a","labels_url":"https://api.github.com/repos/weaveworks/weave/milestones/3/labels","id":1073074,"number":3,"title":"n/a","description":"not part of a release, e.g. immediately published doc update","creator":{"login":"rade","id":109109,"avatar_url":"https://avatars.githubusercontent.com/u/109109?v=3","gravatar_id":"","url":"https://api.github.com/users/rade","html_url":"https://github.com/rade","followers_url":"https://api.github.com/users/rade/followers","following_url":"https://api.github.com/users/rade/following{/other_user}","gists_url":"https://api.github.com/users/rade/gists{/gist_id}","starred_url":"https://api.github.com/users/rade/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rade/subscriptions","organizations_url":"https://api.github.com/users/rade/orgs","repos_url":"https://api.github.com/users/rade/repos","events_url":"https://api.github.com/users/rade/events{/privacy}","received_events_url":"https://api.github.com/users/rade/received_events","type":"User","site_admin":false},"open_issues":2,"closed_issues":395,"state":"open","created_at":"2015-04-18T06:40:22Z","updated_at":"2016-05-09T07:10:12Z","due_on":null,"closed_at":null},"comments":12,"created_at":"2016-05-07T14:50:11Z","updated_at":"2016-05-09T07:10:12Z","closed_at":"2016-05-09T07:10:12Z","body":"Seeing the error below across slave nodes within 2 separate Mesos clusters.   \r\n\r\n**Weave Version** 1.5.0\r\n\r\n```\r\nuname -a\r\nLinux 3.10.0-327.13.1.el7.x86_64 #1 SMP Mon Feb 29 13:22:02 EST 2016 x86_64 x86_64 x86_64 GNU/Linux\r\n```\r\n\r\n**Error**\r\n\r\n```\r\n[Sat May  7 07:20:14 2016] weave: hw csum failure\r\n[Sat May  7 07:20:14 2016] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.0-327.13.1.el7.x86_64 #1\r\n[Sat May  7 07:20:14 2016] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/14/2014\r\n[Sat May  7 07:20:14 2016]  ffff880231dca000 394603d1b234d1f4 ffff88023fc038c8 ffffffff816356f4\r\n[Sat May  7 07:20:14 2016]  ffff88023fc038e0 ffffffff8152838a 0000000000000000 ffff88023fc03910\r\n[Sat May  7 07:20:14 2016]  ffffffff8152031d c892090d815190b5 ffff8801c907e300 ffff8802329bf308\r\n[Sat May  7 07:20:14 2016] Call Trace:\r\n[Sat May  7 07:20:14 2016]  <IRQ>  [<ffffffff816356f4>] dump_stack+0x19/0x1b\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152838a>] netdev_rx_csum_fault+0x3a/0x40\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152031d>] __skb_checksum_complete+0xbd/0xd0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8160ea51>] nf_ip6_checksum+0xb1/0x120\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa036bfc1>] icmpv6_error+0x251/0x35c [nf_conntrack_ipv6]\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8c742>] ? x86_64_start_kernel+0x152/0x175\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81518910>] ? skb_copy_bits+0x60/0x290\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa036b7ed>] ? ipv6_get_l4proto+0x8d/0x100 [nf_conntrack_ipv6]\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa02f17d3>] nf_conntrack_in+0xf3/0xae0 [nf_conntrack]\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa035d0b1>] ? ipv6_defrag+0xa1/0x190 [nf_defrag_ipv6]\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa036b424>] ipv6_conntrack_in+0x24/0x30 [nf_conntrack_ipv6]\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8155c9f0>] nf_iterate+0x70/0xb0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8155cad8>] nf_hook_slow+0xa8/0x110\r\n[Sat May  7 07:20:14 2016]  [<ffffffff815db1fa>] ipv6_rcv+0x43a/0x540\r\n[Sat May  7 07:20:14 2016]  [<ffffffff815da860>] ? ip6_make_skb+0x1e0/0x1e0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152aae2>] __netif_receive_skb_core+0x582/0x7d0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152ad48>] __netif_receive_skb+0x18/0x60\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152add0>] netif_receive_skb+0x40/0xc0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8155cad8>] ? nf_hook_slow+0xa8/0x110\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152ae61>] netif_receive_skb_sk+0x11/0x20\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa039a035>] br_handle_frame_finish+0x205/0x420 [bridge]\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152ae50>] ? netif_receive_skb+0xc0/0xc0\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa039a3f5>] br_handle_frame+0x1a5/0x2d0 [bridge]\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa0399e30>] ? br_handle_local_finish+0xa0/0xa0 [bridge]\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152a742>] __netif_receive_skb_core+0x1e2/0x7d0\r\n[Sat May  7 07:20:14 2016]  [<ffffffffa0053f38>] ? vmxnet3_rq_rx_complete+0x878/0xb00 [vmxnet3]\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152ad48>] __netif_receive_skb+0x18/0x60\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152ba1e>] process_backlog+0xae/0x180\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8152b202>] net_rx_action+0x152/0x240\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81084aef>] __do_softirq+0xef/0x280\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8164779c>] call_softirq+0x1c/0x30\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81016fc5>] do_softirq+0x65/0xa0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81084e85>] irq_exit+0x115/0x120\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81648338>] do_IRQ+0x58/0xf0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8163d5ed>] common_interrupt+0x6d/0x6d\r\n[Sat May  7 07:20:14 2016]  <EOI>  [<ffffffff81058e96>] ? native_safe_halt+0x6/0x10\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8101dbcf>] default_idle+0x1f/0xc0\r\n[Sat May  7 07:20:14 2016]  [<ffffffff8101e4d6>] arch_cpu_idle+0x26/0x30\r\n[Sat May  7 07:20:14 2016]  [<ffffffff810d62e5>] cpu_startup_entry+0x245/0x290\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81625357>] rest_init+0x77/0x80\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8d057>] start_kernel+0x429/0x44a\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8ca37>] ? repair_env_string+0x5c/0x5c\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8c120>] ? early_idt_handlers+0x120/0x120\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8c5ee>] x86_64_start_reservations+0x2a/0x2c\r\n[Sat May  7 07:20:14 2016]  [<ffffffff81a8c742>] x86_64_start_kernel+0x152/0x175\r\n```"}}