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Date: Fri, 03 Aug 2012 10:51:27 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: Yann Dupont <Yann.Dupont@...v-nantes.fr> Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, Ben Hutchings <bhutchings@...arflare.com>, Herbert Xu <herbert@...dor.apana.org.au> Subject: Re: skb_warn_bad_offload with kernel 3.5 (maybe gso/bridge related ?) On Fri, 2012-08-03 at 10:10 +0200, Yann Dupont wrote: > Hello everybody, > > I have a machine using ceph rbd volume, as a client (rbd module) to > backup data. > > I was running kernel 3.2.22 ok. Tried 3.5.0 because some rbd fixes went in. > > Now, shortly after the start, my logs are filled by that : > > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.780860] > WARNING: at net/core/dev.c:1888 skb_warn_bad_offload+0xb6/0xc1() > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.780920] > Hardware name: PowerEdge M605 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.780990] : > caps=(0x0000000000005000, 0x0000000000000000) len=7292 data_len=5792 > gso_size=1448 gso_type=1 ip_summed=1 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.781071] > Modules linked in: rbd libceph ipt_MASQUERADE iptable_nat nf_nat > ipt_REJECT veth fuse xt_physdev xt_iprange xt_multiport ip6table_filter > ip6_tables xt_LOG xt_limit xt_tcpudp xt_state iptable_filter ip_tables > x_tables nf_conntrack_tftp nf_conntrack_ftp nf_conntrack_ipv4 > nf_defrag_ipv4 8021q bridge stp llc ext2 mbcache dm_round_robin > dm_multipath scsi_dh nf_conntrack_ipv6 nf_conntrack nf_defrag_ipv6 ipv6 > powernow_k8 freq_table mperf kvm_amd snd_pcm kvm snd_timer snd soundcore > snd_page_alloc tpm_tis tpm tpm_bios pcspkr evdev psmouse microcode > joydev dcdbas shpchp i2c_nforce2 pci_hotplug serio_raw processor > i2c_core hid_generic thermal_sys hed button xfs exportfs dm_mod ses > enclosure usbhid hid sg sr_mod sd_mod cdrom usb_storage lpfc > scsi_transport_fc scsi_tgt ohci_hcd bnx2x mptsas mptscsih bnx2 mptbase > scsi_transport_sas crc32c scsi_mod libcrc32c mdio ehci_hcd [last > unloaded: scsi_wait_scan] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.785995] > Pid: 0, comm: swapper/0 Not tainted 3.5.0-dsiun-120521 #5 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786055] > Call Trace: > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786108] > <IRQ> [<ffffffff813bde00>] ? skb_warn_bad_offload+0x6f/0xc1 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786209] > [<ffffffff8103a109>] ? warn_slowpath_common+0x79/0xc0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786269] > [<ffffffff8103a205>] ? warn_slowpath_fmt+0x45/0x50 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786330] > [<ffffffff81068647>] ? get_nohz_timer_target+0x57/0xd0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786390] > [<ffffffff813bde47>] ? skb_warn_bad_offload+0xb6/0xc1 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786452] > [<ffffffff813110e7>] ? skb_gso_segment+0x207/0x280 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786512] > [<ffffffff81313f26>] ? dev_hard_start_xmit+0x1f6/0x620 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786574] > [<ffffffff8132f17d>] ? sch_direct_xmit+0xfd/0x1d0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786633] > [<ffffffff813147a4>] ? dev_queue_xmit+0x454/0x610 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786697] > [<ffffffffa06f3c42>] ? br_dev_queue_push_xmit+0x72/0xc0 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786762] > [<ffffffffa06fa673>] ? br_nf_post_routing+0x223/0x340 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786825] > [<ffffffff8133c0c4>] ? nf_iterate+0x84/0xa0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786885] > [<ffffffffa06f3bd0>] ? deliver_clone+0x60/0x60 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.786945] > [<ffffffff8133c14e>] ? nf_hook_slow+0x6e/0x130 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787005] > [<ffffffffa06f3bd0>] ? deliver_clone+0x60/0x60 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787067] > [<ffffffffa06f3f00>] ? br_multicast_flood+0x170/0x170 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787130] > [<ffffffffa06f3f42>] ? br_forward_finish+0x42/0x50 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787193] > [<ffffffffa06f9f29>] ? br_nf_forward_finish+0xb9/0x180 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787256] > [<ffffffffa06faa21>] ? br_nf_forward_ip+0x291/0x3d0 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787318] > [<ffffffff8133c0c4>] ? nf_iterate+0x84/0xa0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787379] > [<ffffffffa06a301f>] ? tcp_packet+0x82f/0xf10 [nf_conntrack] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787442] > [<ffffffffa06f3f00>] ? br_multicast_flood+0x170/0x170 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787503] > [<ffffffff8133c14e>] ? nf_hook_slow+0x6e/0x130 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787563] > [<ffffffffa06f3f00>] ? br_multicast_flood+0x170/0x170 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787626] > [<ffffffffa06f3fe0>] ? __br_forward+0x90/0xb0 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787688] > [<ffffffffa06f4e34>] ? br_handle_frame_finish+0x214/0x2b0 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787765] > [<ffffffffa06fa2ab>] ? br_nf_pre_routing_finish+0x19b/0x340 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787842] > [<ffffffffa06fb0f2>] ? br_nf_pre_routing+0x3a2/0x650 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787904] > [<ffffffff8108b184>] ? generic_exec_single+0xb4/0xc0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.787964] > [<ffffffff8133c0c4>] ? nf_iterate+0x84/0xa0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788025] > [<ffffffffa06f4c20>] ? br_handle_local_finish+0x50/0x50 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788087] > [<ffffffff8133c14e>] ? nf_hook_slow+0x6e/0x130 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788147] > [<ffffffffa06f4c20>] ? br_handle_local_finish+0x50/0x50 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788210] > [<ffffffffa06f5098>] ? br_handle_frame+0x1c8/0x260 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788273] > [<ffffffffa06f4ed0>] ? br_handle_frame_finish+0x2b0/0x2b0 [bridge] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788348] > [<ffffffff813121b8>] ? __netif_receive_skb+0x418/0x5a0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788409] > [<ffffffffa0736954>] ? ipt_do_table+0x344/0x5e0 [ip_tables] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788470] > [<ffffffff813124ca>] ? netif_receive_skb+0x1a/0x80 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788530] > [<ffffffff81312620>] ? napi_skb_finish+0x50/0x70 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788599] > [<ffffffffa0126bc6>] ? bnx2x_rx_int+0x656/0x13d0 [bnx2x] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788671] > [<ffffffffa01994ae>] ? lpfc_sli_handle_fast_ring_event+0x26e/0x5d0 [lpfc] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788748] > [<ffffffffa071abf5>] ? ipv4_confirm+0x175/0x200 [nf_conntrack_ipv4] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788828] > [<ffffffffa0129073>] ? bnx2x_poll+0x93/0x2b0 [bnx2x] > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788889] > [<ffffffff81312e98>] ? net_rx_action+0x138/0x220 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.788949] > [<ffffffff810424ae>] ? __do_softirq+0xae/0x1c0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789009] > [<ffffffff813c281c>] ? call_softirq+0x1c/0x30 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789068] > [<ffffffff81004b95>] ? do_softirq+0x75/0xb0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789127] > [<ffffffff81042845>] ? irq_exit+0xa5/0xb0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789185] > [<ffffffff8100480b>] ? do_IRQ+0x5b/0xd0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789243] > [<ffffffff813c0aea>] ? common_interrupt+0x6a/0x6a > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789301] > <EOI> [<ffffffff8104ac21>] ? get_next_timer_interrupt+0x1e1/0x280 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789414] > [<ffffffff8102ab82>] ? native_safe_halt+0x2/0x10 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789474] > [<ffffffff8100b847>] ? default_idle+0x47/0x190 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789533] > [<ffffffff8100b9e0>] ? amd_e400_idle+0x50/0x110 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789593] > [<ffffffff8100c466>] ? cpu_idle+0xb6/0xd0 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789651] > [<ffffffff8157fb77>] ? start_kernel+0x366/0x371 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789711] > [<ffffffff8157f627>] ? repair_env_string+0x5b/0x5b > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789771] > [<ffffffff8157f436>] ? x86_64_start_kernel+0x105/0x114 > Jul 31 18:15:01 singleton.u06.univ-nantes.prive kernel: [ 1175.789831] > ---[ end trace ad41e3fec21667dd ]--- > > > Shorter traces : > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537129] > WARNING: at net/core/dev.c:1888 skb_warn_bad_offload+0xb6/0xc1() > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537156] > Hardware name: PowerEdge M605 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537178] : > caps=(0x0000000000005000, 0x0000000000000000) len=23220 data_len=21720 > gso_size=1448 gso_type=1 ip_summed=1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537226] > Modules linked in: rbd libceph ipt_MASQUERADE iptable_nat nf_nat > ipt_REJECT veth fuse xt_physdev xt_iprange xt_multiport ip6table_filter > ip6_tables xt_LOG xt_limit xt_tcpudp xt_state iptable_filter ip_tables > x_tables nf_conntrack_tftp nf_conntrack_ftp nf_conntrack_ipv4 > nf_defrag_ipv4 8021q bridge stp llc ext2 mbcache dm_round_robin > dm_multipath scsi_dh nf_conntrack_ipv6 nf_conntrack nf_defrag_ipv6 ipv6 > powernow_k8 freq_table mperf kvm_amd snd_pcm kvm snd_timer snd soundcore > snd_page_alloc tpm_tis tpm tpm_bios pcspkr evdev psmouse microcode > joydev dcdbas shpchp i2c_nforce2 pci_hotplug serio_raw processor > i2c_core hid_generic thermal_sys hed button xfs exportfs dm_mod ses > enclosure usbhid hid sg sr_mod sd_mod cdrom usb_storage lpfc > scsi_transport_fc scsi_tgt ohci_hcd bnx2x mptsas mptscsih bnx2 mptbase > scsi_transport_sas crc32c scsi_mod libcrc32c mdio ehci_hcd [last > unloaded: scsi_wait_scan] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537632] > Pid: 22553, comm: smtp Tainted: G W 3.5.0-dsiun-120521 #5 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537673] > Call Trace: > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537691] > <IRQ> [<ffffffff813bde00>] ? skb_warn_bad_offload+0x6f/0xc1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537720] > [<ffffffff8103a109>] ? warn_slowpath_common+0x79/0xc0 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537747] > [<ffffffff8103a205>] ? warn_slowpath_fmt+0x45/0x50 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537773] > [<ffffffff813bde47>] ? skb_warn_bad_offload+0xb6/0xc1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537800] > [<ffffffff813110e7>] ? skb_gso_segment+0x207/0x280 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537826] > [<ffffffff81313f26>] ? dev_hard_start_xmit+0x1f6/0x620 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537853] > [<ffffffff8132f17d>] ? sch_direct_xmit+0xfd/0x1d0 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537879] > [<ffffffff813147a4>] ? dev_queue_xmit+0x454/0x610 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537907] > [<ffffffffa06f3c42>] ? br_dev_queue_push_xmit+0x72/0xc0 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.537937] > [<ffffffffa06fa673>] ? br_nf_post_routing+0x223/0x340 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.538103] > [<ffffffffa06f3f42>] ? br_forward_finish+0x42/0x50 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.538132] > [<ffffffffa06f9f29>] ? br_nf_forward_finish+0xb9/0x180 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.538704] > [<ffffffff813124ca>] ? netif_receive_skb+0x1a/0x80 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539024] > <EOI> > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539162] : > caps=(0x0000000000005000, 0x0000000000000000) len=6250 data_len=4750 > gso_size=1448 gso_type=1 ip_summed=1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539209] > Modules linked in: rbd libceph ipt_MASQUERADE iptable_nat nf_nat > ipt_REJECT veth fuse xt_physdev xt_iprange xt_multiport ip6table_filter > ip6_tables xt_LOG xt_limit xt_tcpudp xt_state iptable_filter ip_tables > x_tables nf_conntrack_tftp nf_conntrack_ftp nf_conntrack_ipv4 > nf_defrag_ipv4 8021q bridge stp llc ext2 mbcache dm_round_robin > dm_multipath scsi_dh nf_conntrack_ipv6 nf_conntrack nf_defrag_ipv6 ipv6 > powernow_k8 freq_table mperf kvm_amd snd_pcm kvm snd_timer snd soundcore > snd_page_alloc tpm_tis tpm tpm_bios pcspkr evdev psmouse microcode > joydev dcdbas shpchp i2c_nforce2 pci_hotplug serio_raw processor > i2c_core hid_generic thermal_sys hed button xfs exportfs dm_mod ses > enclosure usbhid hid sg sr_mod sd_mod cdrom usb_storage lpfc > scsi_transport_fc scsi_tgt ohci_hcd bnx2x mptsas mptscsih bnx2 mptbase > scsi_transport_sas crc32c scsi_mod libcrc32c mdio ehci_hcd [last > unloaded: scsi_wait_scan] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539614] > Pid: 22553, comm: smtp Tainted: G W 3.5.0-dsiun-120521 #5 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539654] > Call Trace: > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539673] > <IRQ> [<ffffffff813bde00>] ? skb_warn_bad_offload+0x6f/0xc1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539702] > [<ffffffff8103a109>] ? warn_slowpath_common+0x79/0xc0 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539728] > [<ffffffff8103a205>] ? warn_slowpath_fmt+0x45/0x50 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539755] > [<ffffffff813bde47>] ? skb_warn_bad_offload+0xb6/0xc1 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539782] > [<ffffffff813110e7>] ? skb_gso_segment+0x207/0x280 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.539808] > [<ffffffff81313f26>] ? dev_hard_start_xmit+0x1f6/0x620 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.540933] > [<ffffffff81042845>] ? irq_exit+0xa5/0xb0 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543067] > [<ffffffff813147a4>] ? dev_queue_xmit+0x454/0x610 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543095] > [<ffffffffa06f3c42>] ? br_dev_queue_push_xmit+0x72/0xc0 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543125] > [<ffffffffa06fa673>] ? br_nf_post_routing+0x223/0x340 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543514] > [<ffffffffa06f3fe0>] ? __br_forward+0x90/0xb0 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543585] > [<ffffffffa06fa2ab>] ? br_nf_pre_routing_finish+0x19b/0x340 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543629] > [<ffffffffa06fb0f2>] ? br_nf_pre_routing+0x3a2/0x650 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543657] > [<ffffffff8133c0c4>] ? nf_iterate+0x84/0xa0 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543684] > [<ffffffffa06f4c20>] ? br_handle_local_finish+0x50/0x50 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543712] > [<ffffffff8133c14e>] ? nf_hook_slow+0x6e/0x130 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543739] > [<ffffffffa06f4c20>] ? br_handle_local_finish+0x50/0x50 [bridge] > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543767] > [<ffffffff8133c14e>] ? nf_hook_slow+0x6e/0x130 > Aug 1 14:37:41 singleton.u06.univ-nantes.prive kernel: [74424.543795] > [<ffffffffa06f5098>] ? br_handle_frame+0x1c8/0x260 [bridge] > > Despite thoses messages, the machine is still running OK. It runs lxc > instances (and so , bridge & tun/tap), only one of thoses instances uses > rbd. > > I don't think the problem is ceph related. > > This machine have bnx2 (Gb) & bnx2x (10Gb) - Lots of trafic is using > bnx2x-. > > I'm running 3.5.0 on other hosts (bnx2/bnx2x or ixgbe drivers) without > problems. But it's not the same workload. > > As the problem seems more or less gso related, I've deactivated gso two > days ago. This cure the symptom, running ok since. > > Anyone here seeing this problem ? > > Cheers, > I dont know, maybe its more a GRO issue ? When a NIC delivers skbs with ip_summed set to CHECKSUM_UNNECESSARY, should resulting GRO packet have ip_summed set to CHECKSUM_PARTIAL ? CC Ben and Herbert -- 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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