From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Fw: [Bug 110921] New: Kernel warning and sometimes network goes down for over 4300 times in 3 months Date: Sun, 17 Jan 2016 10:36:47 -0800 Message-ID: <20160117103647.31d4802e@xeon-e3> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit To: netdev@vger.kernel.org Return-path: Received: from mail-pf0-f170.google.com ([209.85.192.170]:35654 "EHLO mail-pf0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751810AbcAQSgk (ORCPT ); Sun, 17 Jan 2016 13:36:40 -0500 Received: by mail-pf0-f170.google.com with SMTP id 65so145125454pff.2 for ; Sun, 17 Jan 2016 10:36:39 -0800 (PST) Received: from xeon-e3 (static-50-53-82-155.bvtn.or.frontiernet.net. [50.53.82.155]) by smtp.gmail.com with ESMTPSA id e17sm28562403pfd.4.2016.01.17.10.36.39 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 17 Jan 2016 10:36:39 -0800 (PST) Sender: netdev-owner@vger.kernel.org List-ID: Begin forwarded message: Date: Sun, 17 Jan 2016 13:08:49 +0000 From: "bugzilla-daemon@bugzilla.kernel.org" To: "shemminger@linux-foundation.org" Subject: [Bug 110921] New: Kernel warning and sometimes network goes down for over 4300 times in 3 months https://urldefense.proofpoint.com/v2/url?u=https-3A__bugzilla.kernel.org_show-5Fbug.cgi-3Fid-3D110921&d=CwICaQ&c=IL_XqQWOjubgfqINi2jTzg&r=q_lvUiVm1uM6QEw9TPH-6jiV__hsrE6xXUAtATPE9x0&m=ztoNe0v1yHfbVmuuB5_mHk5ippoCFqky5Lf5SahYAwQ&s=mvA3wj0pwSHegsq_VewoP07WHH1Z3yInE1Qw6if5PYA&e= Bug ID: 110921 Summary: Kernel warning and sometimes network goes down for over 4300 times in 3 months Product: Networking Version: 2.5 Kernel Version: 4.3.3-300.fc23.x86_64, 4.2.5-1-ARCH, 4.1.15-1-lts Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: blocking Priority: P1 Component: Other Assignee: shemminger@linux-foundation.org Reporter: myly103@gmail.com Regression: No I've tried to change the system, kernel version, ax88179-dkms driver from Archlinux AUR, updating BIOS to the latest version, and tried both AX88179 and Realtek USB network card, but this warning is still there. What worse is that sometimes it just brings the whole networking down. In the meanwhile the onboard Intel e1000e shows no problem and never disconnects. (I'm not sure if it triggered the warning) The following 3 warnings are fresh today under Fedora Server 23. [Sun Jan 17 20:19:36 2016] ------------[ cut here ]------------ [Sun Jan 17 20:19:36 2016] WARNING: CPU: 3 PID: 0 at net/ipv4/tcp_output.c:1149 tcp_fragment+0x34b/0x360() [Sun Jan 17 20:19:36 2016] Modules linked in: tun pppoe pppox iptable_raw ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_limit xt_multiport xt_mark xt_owner iptable_mangle ppp_generic slhc intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp kvm_intel kvm vfat fat crct10dif_pclmul crc32_pclmul iTCO_wdt crc32c_intel iTCO_vendor_support snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_soc_rt5640 snd_soc_rl6231 snd_hda_core snd_soc_core snd_hwdep snd_compress snd_pcm_dmaengine ac97_bus i2c_i801 joydev snd_pcm mei_me snd_timer lpc_ich snd mei elan_i2c soundcore nuvoton_cir dw_dmac tpm_tis rc_core dw_dmac_core tpm_crb i2c_designware_platform snd_soc_sst_acpi i2c_designware_core tpm nfsd auth_rpcgss [Sun Jan 17 20:19:36 2016] nfs_acl lockd grace sunrpc tcp_hybla ax88179_178a usbnet mii uas usb_storage i915 i2c_algo_bit drm_kms_helper e1000e drm ptp pps_core sdhci_acpi sdhci mmc_core video fjes i2c_hid [Sun Jan 17 20:19:36 2016] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.3.3-300.fc23.x86_64 #1 [Sun Jan 17 20:19:36 2016] Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0041.2015.0720.1108 07/20/2015 [Sun Jan 17 20:19:36 2016] 0000000000000000 358889591dd6ab2f ffff88021fb83950 ffffffff813a626f [Sun Jan 17 20:19:36 2016] 0000000000000000 ffff88021fb83988 ffffffff810a07c2 ffff880208dcb000 [Sun Jan 17 20:19:36 2016] ffff8801fd7571c0 00000000000001d0 0000000000000000 0000000000000001 [Sun Jan 17 20:19:36 2016] Call Trace: [Sun Jan 17 20:19:36 2016] [] dump_stack+0x44/0x55 [Sun Jan 17 20:19:36 2016] [] warn_slowpath_common+0x82/0xc0 [Sun Jan 17 20:19:36 2016] [] warn_slowpath_null+0x1a/0x20 [Sun Jan 17 20:19:36 2016] [] tcp_fragment+0x34b/0x360 [Sun Jan 17 20:19:36 2016] [] tcp_mark_head_lost+0x14f/0x240 [Sun Jan 17 20:19:36 2016] [] tcp_update_scoreboard+0x4c/0x70 [Sun Jan 17 20:19:36 2016] [] tcp_fastretrans_alert+0x770/0xb40 [Sun Jan 17 20:19:36 2016] [] tcp_ack+0x995/0x12c0 [Sun Jan 17 20:19:36 2016] [] tcp_rcv_established+0x1d6/0x780 [Sun Jan 17 20:19:36 2016] [] tcp_v6_do_rcv+0x1ac/0x5d0 [Sun Jan 17 20:19:36 2016] [] tcp_v6_rcv+0x791/0x980 [Sun Jan 17 20:19:36 2016] [] ? usb_hcd_submit_urb+0xa6/0xac0 [Sun Jan 17 20:19:36 2016] [] ? __kmalloc_node_track_caller+0x22e/0x2d0 [Sun Jan 17 20:19:36 2016] [] ip6_input_finish+0x6c/0x430 [Sun Jan 17 20:19:36 2016] [] ip6_input+0x2f/0xa0 [Sun Jan 17 20:19:36 2016] [] ? ip6_dst_check+0xb7/0xd0 [Sun Jan 17 20:19:36 2016] [] ? tcp_v6_early_demux+0x112/0x170 [Sun Jan 17 20:19:36 2016] [] ip6_rcv_finish+0x37/0xa0 [Sun Jan 17 20:19:36 2016] [] ipv6_rcv+0x321/0x4e0 [Sun Jan 17 20:19:36 2016] [] __netif_receive_skb_core+0x721/0x9f0 [Sun Jan 17 20:19:36 2016] [] ? usb_hcd_giveback_urb+0x3b/0xd0 [Sun Jan 17 20:19:36 2016] [] __netif_receive_skb+0x18/0x60 [Sun Jan 17 20:19:36 2016] [] process_backlog+0xa8/0x140 [Sun Jan 17 20:19:36 2016] [] net_rx_action+0x208/0x310 [Sun Jan 17 20:19:36 2016] [] __do_softirq+0xfb/0x290 [Sun Jan 17 20:19:36 2016] [] irq_exit+0x105/0x110 [Sun Jan 17 20:19:36 2016] [] do_IRQ+0x54/0xd0 [Sun Jan 17 20:19:36 2016] [] common_interrupt+0x87/0x87 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_enter_state+0x130/0x270 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_enter_state+0x10b/0x270 [Sun Jan 17 20:19:36 2016] [] cpuidle_enter+0x17/0x20 [Sun Jan 17 20:19:36 2016] [] call_cpuidle+0x32/0x60 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_select+0x13/0x20 [Sun Jan 17 20:19:36 2016] [] cpu_startup_entry+0x266/0x320 [Sun Jan 17 20:19:36 2016] [] start_secondary+0x157/0x190 [Sun Jan 17 20:19:36 2016] ---[ end trace 219e8b12c2fe736d ]--- [Sun Jan 17 20:19:36 2016] ------------[ cut here ]------------ [Sun Jan 17 20:19:36 2016] WARNING: CPU: 1 PID: 0 at net/ipv4/tcp_output.c:1149 tcp_fragment+0x34b/0x360() [Sun Jan 17 20:19:36 2016] Modules linked in: tun pppoe pppox iptable_raw ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_limit xt_multiport xt_mark xt_owner iptable_mangle ppp_generic slhc intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp kvm_intel kvm vfat fat crct10dif_pclmul crc32_pclmul iTCO_wdt crc32c_intel iTCO_vendor_support snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_soc_rt5640 snd_soc_rl6231 snd_hda_core snd_soc_core snd_hwdep snd_compress snd_pcm_dmaengine ac97_bus i2c_i801 joydev snd_pcm mei_me snd_timer lpc_ich snd mei elan_i2c soundcore nuvoton_cir dw_dmac tpm_tis rc_core dw_dmac_core tpm_crb i2c_designware_platform snd_soc_sst_acpi i2c_designware_core tpm nfsd auth_rpcgss [Sun Jan 17 20:19:36 2016] nfs_acl lockd grace sunrpc tcp_hybla ax88179_178a usbnet mii uas usb_storage i915 i2c_algo_bit drm_kms_helper e1000e drm ptp pps_core sdhci_acpi sdhci mmc_core video fjes i2c_hid [Sun Jan 17 20:19:36 2016] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 4.3.3-300.fc23.x86_64 #1 [Sun Jan 17 20:19:36 2016] Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0041.2015.0720.1108 07/20/2015 [Sun Jan 17 20:19:36 2016] 0000000000000000 1e999096910c80aa ffff88021fa83950 ffffffff813a626f [Sun Jan 17 20:19:36 2016] 0000000000000000 ffff88021fa83988 ffffffff810a07c2 ffff880208dcb000 [Sun Jan 17 20:19:36 2016] ffff8801fd7571c0 00000000000001d0 0000000000000000 0000000000000002 [Sun Jan 17 20:19:36 2016] Call Trace: [Sun Jan 17 20:19:36 2016] [] dump_stack+0x44/0x55 [Sun Jan 17 20:19:36 2016] [] warn_slowpath_common+0x82/0xc0 [Sun Jan 17 20:19:36 2016] [] warn_slowpath_null+0x1a/0x20 [Sun Jan 17 20:19:36 2016] [] tcp_fragment+0x34b/0x360 [Sun Jan 17 20:19:36 2016] [] tcp_mark_head_lost+0x14f/0x240 [Sun Jan 17 20:19:36 2016] [] tcp_update_scoreboard+0x4c/0x70 [Sun Jan 17 20:19:36 2016] [] tcp_fastretrans_alert+0x770/0xb40 [Sun Jan 17 20:19:36 2016] [] tcp_ack+0x995/0x12c0 [Sun Jan 17 20:19:36 2016] [] tcp_rcv_established+0x1d6/0x780 [Sun Jan 17 20:19:36 2016] [] tcp_v6_do_rcv+0x1ac/0x5d0 [Sun Jan 17 20:19:36 2016] [] ? queued_spin_lock_slowpath+0x160/0x170 [Sun Jan 17 20:19:36 2016] [] tcp_v6_rcv+0x791/0x980 [Sun Jan 17 20:19:36 2016] [] ? usb_hcd_submit_urb+0xa6/0xac0 [Sun Jan 17 20:19:36 2016] [] ? __kmalloc_node_track_caller+0x22e/0x2d0 [Sun Jan 17 20:19:36 2016] [] ip6_input_finish+0x6c/0x430 [Sun Jan 17 20:19:36 2016] [] ip6_input+0x2f/0xa0 [Sun Jan 17 20:19:36 2016] [] ? ip6_dst_check+0xb7/0xd0 [Sun Jan 17 20:19:36 2016] [] ? tcp_v6_early_demux+0x112/0x170 [Sun Jan 17 20:19:36 2016] [] ip6_rcv_finish+0x37/0xa0 [Sun Jan 17 20:19:36 2016] [] ipv6_rcv+0x321/0x4e0 [Sun Jan 17 20:19:36 2016] [] __netif_receive_skb_core+0x721/0x9f0 [Sun Jan 17 20:19:36 2016] [] ? usb_hcd_giveback_urb+0x3b/0xd0 [Sun Jan 17 20:19:36 2016] [] __netif_receive_skb+0x18/0x60 [Sun Jan 17 20:19:36 2016] [] process_backlog+0xa8/0x140 [Sun Jan 17 20:19:36 2016] [] net_rx_action+0x208/0x310 [Sun Jan 17 20:19:36 2016] [] __do_softirq+0xfb/0x290 [Sun Jan 17 20:19:36 2016] [] irq_exit+0x105/0x110 [Sun Jan 17 20:19:36 2016] [] do_IRQ+0x54/0xd0 [Sun Jan 17 20:19:36 2016] [] common_interrupt+0x87/0x87 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_enter_state+0x130/0x270 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_enter_state+0x10b/0x270 [Sun Jan 17 20:19:36 2016] [] cpuidle_enter+0x17/0x20 [Sun Jan 17 20:19:36 2016] [] call_cpuidle+0x32/0x60 [Sun Jan 17 20:19:36 2016] [] ? cpuidle_select+0x13/0x20 [Sun Jan 17 20:19:36 2016] [] cpu_startup_entry+0x266/0x320 [Sun Jan 17 20:19:36 2016] [] start_secondary+0x157/0x190 [Sun Jan 17 20:19:36 2016] ---[ end trace 219e8b12c2fe736e ]--- [Sun Jan 17 20:19:56 2016] ------------[ cut here ]------------ [Sun Jan 17 20:19:56 2016] WARNING: CPU: 3 PID: 0 at net/ipv4/tcp_output.c:1149 tcp_fragment+0x34b/0x360() [Sun Jan 17 20:19:56 2016] Modules linked in: tun pppoe pppox iptable_raw ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_nat iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_limit xt_multiport xt_mark xt_owner iptable_mangle ppp_generic slhc intel_rapl iosf_mbi x86_pkg_temp_thermal coretemp kvm_intel kvm vfat fat crct10dif_pclmul crc32_pclmul iTCO_wdt crc32c_intel iTCO_vendor_support snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_soc_rt5640 snd_soc_rl6231 snd_hda_core snd_soc_core snd_hwdep snd_compress snd_pcm_dmaengine ac97_bus i2c_i801 joydev snd_pcm mei_me snd_timer lpc_ich snd mei elan_i2c soundcore nuvoton_cir dw_dmac tpm_tis rc_core dw_dmac_core tpm_crb i2c_designware_platform snd_soc_sst_acpi i2c_designware_core tpm nfsd auth_rpcgss [Sun Jan 17 20:19:56 2016] nfs_acl lockd grace sunrpc tcp_hybla ax88179_178a usbnet mii uas usb_storage i915 i2c_algo_bit drm_kms_helper e1000e drm ptp pps_core sdhci_acpi sdhci mmc_core video fjes i2c_hid [Sun Jan 17 20:19:56 2016] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G W 4.3.3-300.fc23.x86_64 #1 [Sun Jan 17 20:19:56 2016] Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0041.2015.0720.1108 07/20/2015 [Sun Jan 17 20:19:56 2016] 0000000000000000 358889591dd6ab2f ffff88021fb83950 ffffffff813a626f [Sun Jan 17 20:19:56 2016] 0000000000000000 ffff88021fb83988 ffffffff810a07c2 ffff880214483400 [Sun Jan 17 20:19:56 2016] ffff8801fd7571c0 000000000000003a 0000000000000000 0000000000000001 [Sun Jan 17 20:19:56 2016] Call Trace: [Sun Jan 17 20:19:56 2016] [] dump_stack+0x44/0x55 [Sun Jan 17 20:19:56 2016] [] warn_slowpath_common+0x82/0xc0 [Sun Jan 17 20:19:56 2016] [] warn_slowpath_null+0x1a/0x20 [Sun Jan 17 20:19:56 2016] [] tcp_fragment+0x34b/0x360 [Sun Jan 17 20:19:56 2016] [] tcp_mark_head_lost+0x14f/0x240 [Sun Jan 17 20:19:56 2016] [] tcp_update_scoreboard+0x4c/0x70 [Sun Jan 17 20:19:56 2016] [] tcp_fastretrans_alert+0x770/0xb40 [Sun Jan 17 20:19:56 2016] [] tcp_ack+0x995/0x12c0 [Sun Jan 17 20:19:56 2016] [] tcp_rcv_established+0x1d6/0x780 [Sun Jan 17 20:19:56 2016] [] tcp_v6_do_rcv+0x1ac/0x5d0 [Sun Jan 17 20:19:56 2016] [] tcp_v6_rcv+0x791/0x980 [Sun Jan 17 20:19:56 2016] [] ? usb_hcd_submit_urb+0xa6/0xac0 [Sun Jan 17 20:19:56 2016] [] ? __kmalloc_node_track_caller+0x22e/0x2d0 [Sun Jan 17 20:19:56 2016] [] ip6_input_finish+0x6c/0x430 [Sun Jan 17 20:19:56 2016] [] ip6_input+0x2f/0xa0 [Sun Jan 17 20:19:56 2016] [] ? ip6_dst_check+0xb7/0xd0 [Sun Jan 17 20:19:56 2016] [] ? tcp_v6_early_demux+0x112/0x170 [Sun Jan 17 20:19:56 2016] [] ip6_rcv_finish+0x37/0xa0 [Sun Jan 17 20:19:56 2016] [] ipv6_rcv+0x321/0x4e0 [Sun Jan 17 20:19:56 2016] [] __netif_receive_skb_core+0x721/0x9f0 [Sun Jan 17 20:19:56 2016] [] ? usb_hcd_giveback_urb+0x3b/0xd0 [Sun Jan 17 20:19:56 2016] [] __netif_receive_skb+0x18/0x60 [Sun Jan 17 20:19:56 2016] [] process_backlog+0xa8/0x140 [Sun Jan 17 20:19:56 2016] [] net_rx_action+0x208/0x310 [Sun Jan 17 20:19:56 2016] [] __do_softirq+0xfb/0x290 [Sun Jan 17 20:19:56 2016] [] irq_exit+0x105/0x110 [Sun Jan 17 20:19:56 2016] [] do_IRQ+0x54/0xd0 [Sun Jan 17 20:19:56 2016] [] common_interrupt+0x87/0x87 [Sun Jan 17 20:19:56 2016] [] ? cpuidle_enter_state+0x130/0x270 [Sun Jan 17 20:19:56 2016] [] ? cpuidle_enter_state+0x10b/0x270 [Sun Jan 17 20:19:56 2016] [] cpuidle_enter+0x17/0x20 [Sun Jan 17 20:19:56 2016] [] call_cpuidle+0x32/0x60 [Sun Jan 17 20:19:56 2016] [] ? cpuidle_select+0x13/0x20 [Sun Jan 17 20:19:56 2016] [] cpu_startup_entry+0x266/0x320 [Sun Jan 17 20:19:56 2016] [] start_secondary+0x157/0x190 [Sun Jan 17 20:19:56 2016] ---[ end trace 219e8b12c2fe736f ]--- ======================================================================== The following comes from Archlinux with mainline kernel and LTS kernel. Nov 12 10:40:55 xxxx-Server kernel: ------------[ cut here ]------------ Nov 12 10:40:55 xxxx-Server kernel: WARNING: CPU: 2 PID: 0 at net/ipv4/tcp_output.c:1155 tcp_fragment+0x339/0x350() Nov 12 10:40:55 xxxx-Server kernel: Modules linked in: pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic tun xt_owner iptable_mangle xt_limit ipt_REJECT nf_reject_ipv4 xt_multiport iptable_fi Nov 12 10:40:55 xxxx-Server kernel: ir_sharp_decoder mii ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc5_decoder ir_rc6_decoder ir_nec_decoder e1000e i2c_algo_bit snd_hda_codec lpc_ich snd_soc_core mei snd_hd Nov 12 10:40:55 xxxx-Server kernel: CPU: 2 PID: 0 Comm: swapper/2 Tainted: G W 4.2.5-1-ARCH #1 Nov 12 10:40:55 xxxx-Server kernel: Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0040.2015.0612.1400 06/12/2015 Nov 12 10:40:55 xxxx-Server kernel: 0000000000000000 cf3967526c8fb34a ffff88021fb03868 ffffffff81570d0a Nov 12 10:40:55 xxxx-Server kernel: 0000000000000000 0000000000000000 ffff88021fb038a8 ffffffff810748a6 Nov 12 10:40:55 xxxx-Server kernel: ffff88021fb038f8 ffff8800cb753e00 ffff880210aec600 00000000000000ca Nov 12 10:40:55 xxxx-Server kernel: Call Trace: Nov 12 10:40:55 xxxx-Server kernel: [] dump_stack+0x4c/0x6e Nov 12 10:40:55 xxxx-Server kernel: [] warn_slowpath_common+0x86/0xc0 Nov 12 10:40:55 xxxx-Server kernel: [] warn_slowpath_null+0x1a/0x20 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_fragment+0x339/0x350 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_mark_head_lost+0x14f/0x240 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_update_scoreboard+0x4c/0x70 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_fastretrans_alert+0x754/0xb30 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_ack+0x994/0x12c0 Nov 12 10:40:55 xxxx-Server kernel: [] ? usb_hcd_end_port_resume+0x50/0x70 [usbcore] Nov 12 10:40:55 xxxx-Server kernel: [] tcp_rcv_established+0x115/0x710 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_v6_do_rcv+0x2f6/0x600 Nov 12 10:40:55 xxxx-Server kernel: [] tcp_v6_rcv+0x8cf/0x9d0 Nov 12 10:40:55 xxxx-Server kernel: [] ? usb_hcd_submit_urb+0xa6/0xa60 [usbcore] Nov 12 10:40:55 xxxx-Server kernel: [] ? __alloc_skb+0x87/0x210 Nov 12 10:40:55 xxxx-Server kernel: [] ip6_input_finish+0x14b/0x460 Nov 12 10:40:55 xxxx-Server kernel: [] ip6_input.part.0+0x13/0x20 Nov 12 10:40:55 xxxx-Server kernel: [] ip6_input+0x2d/0xa0 Nov 12 10:40:55 xxxx-Server kernel: [] ? ip6_dst_check+0x7e/0xa0 Nov 12 10:40:55 xxxx-Server kernel: [] ? tcp_v6_early_demux+0x161/0x170 Nov 12 10:40:55 xxxx-Server kernel: [] ip6_rcv_finish+0x6e/0xa0 Nov 12 10:40:55 xxxx-Server kernel: [] ipv6_rcv+0x341/0x4e0 Nov 12 10:40:55 xxxx-Server kernel: [] __netif_receive_skb_core+0x73b/0xa40 Nov 12 10:40:55 xxxx-Server kernel: [] ? usb_hcd_giveback_urb+0x43/0x140 [usbcore] Nov 12 10:40:55 xxxx-Server kernel: [] __netif_receive_skb+0x18/0x60 Nov 12 10:40:55 xxxx-Server kernel: [] process_backlog+0xb4/0x160 Nov 12 10:40:55 xxxx-Server kernel: [] net_rx_action+0x216/0x340 Nov 12 10:40:55 xxxx-Server kernel: [] __do_softirq+0xcf/0x290 Nov 12 10:40:55 xxxx-Server kernel: [] irq_exit+0xa3/0xb0 Nov 12 10:40:55 xxxx-Server kernel: [] do_IRQ+0x58/0xe0 Nov 12 10:40:55 xxxx-Server kernel: [] common_interrupt+0x6b/0x6b Nov 12 10:40:55 xxxx-Server kernel: [] ? cpuidle_enter_state+0x124/0x290 Nov 12 10:40:55 xxxx-Server kernel: [] ? cpuidle_enter_state+0xff/0x290 Nov 12 10:40:55 xxxx-Server kernel: [] cpuidle_enter+0x17/0x20 Nov 12 10:40:55 xxxx-Server kernel: [] call_cpuidle+0x32/0x60 Nov 12 10:40:55 xxxx-Server kernel: [] ? cpuidle_select+0x13/0x20 Nov 12 10:40:55 xxxx-Server kernel: [] cpu_startup_entry+0x294/0x370 Nov 12 10:40:55 xxxx-Server kernel: [] start_secondary+0x18a/0x1c0 Nov 12 10:40:55 xxxx-Server kernel: ---[ end trace 59e406c615ec5507 ]--- Nov 12 10:40:56 xxxx-Server kernel: ------------[ cut here ]------------ Nov 12 10:40:56 xxxx-Server kernel: WARNING: CPU: 2 PID: 0 at net/ipv4/tcp_output.c:1155 tcp_fragment+0x339/0x350() Nov 12 10:40:56 xxxx-Server kernel: Modules linked in: pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic tun xt_owner iptable_mangle xt_limit ipt_REJECT nf_reject_ipv4 xt_multiport iptable_fi Nov 12 10:40:56 xxxx-Server kernel: ir_sharp_decoder mii ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc5_decoder ir_rc6_decoder ir_nec_decoder e1000e i2c_algo_bit snd_hda_codec lpc_ich snd_soc_core mei snd_hd Nov 12 10:40:56 xxxx-Server kernel: CPU: 2 PID: 0 Comm: swapper/2 Tainted: G W 4.2.5-1-ARCH #1 Nov 12 10:40:56 xxxx-Server kernel: Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0040.2015.0612.1400 06/12/2015 Nov 12 10:40:56 xxxx-Server kernel: 0000000000000000 cf3967526c8fb34a ffff88021fb03868 ffffffff81570d0a Nov 12 10:40:56 xxxx-Server kernel: 0000000000000000 0000000000000000 ffff88021fb038a8 ffffffff810748a6 Nov 12 10:40:56 xxxx-Server kernel: ffff88021fb038f8 ffff880037e3e800 ffff880210aec600 0000000000000065 Nov 12 10:40:56 xxxx-Server kernel: Call Trace: Nov 12 10:40:56 xxxx-Server kernel: [] dump_stack+0x4c/0x6e Nov 12 10:40:56 xxxx-Server kernel: [] warn_slowpath_common+0x86/0xc0 Nov 12 10:40:56 xxxx-Server kernel: [] warn_slowpath_null+0x1a/0x20 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_fragment+0x339/0x350 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_mark_head_lost+0x14f/0x240 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_update_scoreboard+0x4c/0x70 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_fastretrans_alert+0x754/0xb30 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_ack+0x994/0x12c0 Nov 12 10:40:56 xxxx-Server kernel: [] ? usb_hcd_end_port_resume+0x50/0x70 [usbcore] Nov 12 10:40:56 xxxx-Server kernel: [] tcp_rcv_established+0x115/0x710 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_v6_do_rcv+0x2f6/0x600 Nov 12 10:40:56 xxxx-Server kernel: [] tcp_v6_rcv+0x8cf/0x9d0 Nov 12 10:40:56 xxxx-Server kernel: [] ? usb_hcd_submit_urb+0xa6/0xa60 [usbcore] Nov 12 10:40:56 xxxx-Server kernel: [] ? __alloc_skb+0x87/0x210 Nov 12 10:40:56 xxxx-Server kernel: [] ip6_input_finish+0x14b/0x460 Nov 12 10:40:56 xxxx-Server kernel: [] ip6_input.part.0+0x13/0x20 Nov 12 10:40:56 xxxx-Server kernel: [] ip6_input+0x2d/0xa0 Nov 12 10:40:56 xxxx-Server kernel: [] ? ip6_dst_check+0x7e/0xa0 Nov 12 10:40:56 xxxx-Server kernel: [] ? tcp_v6_early_demux+0x161/0x170 Nov 12 10:40:56 xxxx-Server kernel: [] ip6_rcv_finish+0x6e/0xa0 Nov 12 10:40:56 xxxx-Server kernel: [] ipv6_rcv+0x341/0x4e0 Nov 12 10:40:56 xxxx-Server kernel: [] __netif_receive_skb_core+0x73b/0xa40 Nov 12 10:40:56 xxxx-Server kernel: [] ? usb_hcd_giveback_urb+0x43/0x140 [usbcore] Nov 12 10:40:56 xxxx-Server kernel: [] __netif_receive_skb+0x18/0x60 Nov 12 10:40:56 xxxx-Server kernel: [] process_backlog+0xb4/0x160 Nov 12 10:40:56 xxxx-Server kernel: [] net_rx_action+0x216/0x340 Nov 12 10:40:56 xxxx-Server kernel: [] __do_softirq+0xcf/0x290 Nov 12 10:40:56 xxxx-Server kernel: [] irq_exit+0xa3/0xb0 Nov 12 10:40:56 xxxx-Server kernel: [] do_IRQ+0x58/0xe0 Nov 12 10:40:56 xxxx-Server kernel: [] common_interrupt+0x6b/0x6b Nov 12 10:40:56 xxxx-Server kernel: [] ? __switch_to+0x25c/0x4a0 Nov 12 10:40:56 xxxx-Server kernel: [] ? cpuidle_enter_state+0x124/0x290 Nov 12 10:40:56 xxxx-Server kernel: [] ? cpuidle_enter_state+0xff/0x290 Nov 12 10:40:56 xxxx-Server kernel: [] cpuidle_enter+0x17/0x20 Nov 12 10:40:56 xxxx-Server kernel: [] call_cpuidle+0x32/0x60 Nov 12 10:40:56 xxxx-Server kernel: [] ? cpuidle_select+0x13/0x20 Nov 12 10:40:56 xxxx-Server kernel: [] cpu_startup_entry+0x294/0x370 Nov 12 10:40:56 xxxx-Server kernel: [] start_secondary+0x18a/0x1c0 Nov 12 10:40:56 xxxx-Server kernel: ---[ end trace 59e406c615ec5508 ]--- Nov 12 10:40:59 xxxx-Server kernel: ------------[ cut here ]------------ Nov 12 10:40:59 xxxx-Server kernel: WARNING: CPU: 2 PID: 0 at net/ipv4/tcp_output.c:1155 tcp_fragment+0x339/0x350() Nov 12 10:40:59 xxxx-Server kernel: Modules linked in: pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic tun xt_owner iptable_mangle xt_limit ipt_REJECT nf_reject_ipv4 xt_multiport iptable_fi Nov 12 10:40:59 xxxx-Server kernel: ir_sharp_decoder mii ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc5_decoder ir_rc6_decoder ir_nec_decoder e1000e i2c_algo_bit snd_hda_codec lpc_ich snd_soc_core mei snd_hd Nov 12 10:40:59 xxxx-Server kernel: CPU: 2 PID: 0 Comm: swapper/2 Tainted: G W 4.2.5-1-ARCH #1 Nov 12 10:40:59 xxxx-Server kernel: Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0040.2015.0612.1400 06/12/2015 Nov 12 10:40:59 xxxx-Server kernel: 0000000000000000 cf3967526c8fb34a ffff88021fb03868 ffffffff81570d0a Nov 12 10:40:59 xxxx-Server kernel: 0000000000000000 0000000000000000 ffff88021fb038a8 ffffffff810748a6 Nov 12 10:40:59 xxxx-Server kernel: ffff88021fb038f8 ffff880214da7000 ffff880210aec600 00000000000000ce Nov 12 10:40:59 xxxx-Server kernel: Call Trace: Nov 12 10:40:59 xxxx-Server kernel: [] dump_stack+0x4c/0x6e Nov 12 10:40:59 xxxx-Server kernel: [] warn_slowpath_common+0x86/0xc0 Nov 12 10:40:59 xxxx-Server kernel: [] warn_slowpath_null+0x1a/0x20 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_fragment+0x339/0x350 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_mark_head_lost+0x14f/0x240 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_update_scoreboard+0x4c/0x70 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_fastretrans_alert+0x754/0xb30 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_ack+0x994/0x12c0 Nov 12 10:40:59 xxxx-Server kernel: [] ? usb_hcd_end_port_resume+0x50/0x70 [usbcore] Nov 12 10:40:59 xxxx-Server kernel: [] tcp_rcv_established+0x115/0x710 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_v6_do_rcv+0x2f6/0x600 Nov 12 10:40:59 xxxx-Server kernel: [] tcp_v6_rcv+0x8cf/0x9d0 Nov 12 10:40:59 xxxx-Server kernel: [] ? usb_hcd_submit_urb+0xa6/0xa60 [usbcore] Nov 12 10:40:59 xxxx-Server kernel: [] ? __alloc_skb+0x87/0x210 Nov 12 10:40:59 xxxx-Server kernel: [] ip6_input_finish+0x14b/0x460 Nov 12 10:40:59 xxxx-Server kernel: [] ip6_input.part.0+0x13/0x20 Nov 12 10:40:59 xxxx-Server kernel: [] ip6_input+0x2d/0xa0 Nov 12 10:40:59 xxxx-Server kernel: [] ? ip6_dst_check+0x7e/0xa0 Nov 12 10:40:59 xxxx-Server kernel: [] ? tcp_v6_early_demux+0x161/0x170 Nov 12 10:40:59 xxxx-Server kernel: [] ip6_rcv_finish+0x6e/0xa0 Nov 12 10:40:59 xxxx-Server kernel: [] ipv6_rcv+0x341/0x4e0 Nov 12 10:40:59 xxxx-Server kernel: [] __netif_receive_skb_core+0x73b/0xa40 Nov 12 10:40:59 xxxx-Server kernel: [] ? usb_hcd_giveback_urb+0x43/0x140 [usbcore] Nov 12 10:40:59 xxxx-Server kernel: [] __netif_receive_skb+0x18/0x60 Nov 12 10:40:59 xxxx-Server kernel: [] process_backlog+0xb4/0x160 Nov 12 10:40:59 xxxx-Server kernel: [] net_rx_action+0x216/0x340 Nov 12 10:40:59 xxxx-Server kernel: [] __do_softirq+0xcf/0x290 Nov 12 10:40:59 xxxx-Server kernel: [] irq_exit+0xa3/0xb0 Nov 12 10:40:59 xxxx-Server kernel: [] do_IRQ+0x58/0xe0 Nov 12 10:40:59 xxxx-Server kernel: [] common_interrupt+0x6b/0x6b Nov 12 10:40:59 xxxx-Server kernel: [] ? cpuidle_enter_state+0x124/0x290 Nov 12 10:40:59 xxxx-Server kernel: [] ? cpuidle_enter_state+0xff/0x290 Nov 12 10:40:59 xxxx-Server kernel: [] cpuidle_enter+0x17/0x20 Nov 12 10:40:59 xxxx-Server kernel: [] call_cpuidle+0x32/0x60 Nov 12 10:40:59 xxxx-Server kernel: [] ? cpuidle_select+0x13/0x20 Nov 12 10:40:59 xxxx-Server kernel: [] cpu_startup_entry+0x294/0x370 Nov 12 10:40:59 xxxx-Server kernel: [] start_secondary+0x18a/0x1c0 Nov 12 10:40:59 xxxx-Server kernel: ---[ end trace 59e406c615ec5509 ]--- Jan 13 06:51:38 xxxx-Server kernel: ------------[ cut here ]------------ Jan 13 06:51:38 xxxx-Server kernel: WARNING: CPU: 2 PID: 0 at net/ipv4/tcp_output.c:1155 tcp_fragment+0x2d1/0x2f0() Jan 13 06:51:38 xxxx-Server kernel: Modules linked in: pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic xt_owner iptable_mangle xt_limit ipt_REJECT nf_reject_ipv4 xt_multiport iptable_filter Jan 13 06:51:38 xxxx-Server kernel: ir_sharp_decoder ir_sanyo_decoder ir_jvc_decoder ir_sony_decoder pcspkr ir_rc6_decoder ir_rc5_decoder ptp ir_nec_decoder mei_me i2c_i801 lpc_ich snd_compress pps_core snd_hda_core Jan 13 06:51:38 xxxx-Server kernel: CPU: 2 PID: 0 Comm: swapper/2 Tainted: G W 4.1.15-1-lts #1 Jan 13 06:51:38 xxxx-Server kernel: Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0040.2015.0612.1400 06/12/2015 Jan 13 06:51:38 xxxx-Server kernel: 0000000000000000 72735c07e87b0416 ffff88021fb038c8 ffffffff8157d9ba Jan 13 06:51:38 xxxx-Server kernel: 0000000000000000 0000000000000000 ffff88021fb03908 ffffffff810760da Jan 13 06:51:38 xxxx-Server kernel: ffff880200000001 ffff88000195bc00 ffff880100fd0000 0000000000000039 Jan 13 06:51:38 xxxx-Server kernel: Call Trace: Jan 13 06:51:38 xxxx-Server kernel: [] dump_stack+0x45/0x57 Jan 13 06:51:38 xxxx-Server kernel: [] warn_slowpath_common+0x8a/0xc0 Jan 13 06:51:38 xxxx-Server kernel: [] warn_slowpath_null+0x1a/0x20 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_fragment+0x2d1/0x2f0 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_mark_head_lost+0x16e/0x280 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_update_scoreboard+0x4d/0x80 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_fastretrans_alert+0x7bd/0xc20 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_ack+0x9a2/0x1240 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_rcv_established+0x11e/0x750 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_v6_do_rcv+0x210/0x620 Jan 13 06:51:38 xxxx-Server kernel: [] tcp_v6_rcv+0x9e8/0xa40 Jan 13 06:51:38 xxxx-Server kernel: [] ? usb_hcd_submit_urb+0xa6/0xab0 [usbcore] Jan 13 06:51:38 xxxx-Server kernel: [] ? __alloc_skb+0x87/0x210 Jan 13 06:51:38 xxxx-Server kernel: [] ip6_input_finish+0x149/0x480 Jan 13 06:51:38 xxxx-Server kernel: [] ip6_input+0x2f/0x90 Jan 13 06:51:38 xxxx-Server kernel: [] ? ip6_dst_check+0x27/0x50 Jan 13 06:51:38 xxxx-Server kernel: [] ? tcp_v6_early_demux+0x175/0x190 Jan 13 06:51:38 xxxx-Server kernel: [] ip6_rcv_finish+0x78/0xb0 Jan 13 06:51:38 xxxx-Server kernel: [] ipv6_rcv+0x320/0x510 Jan 13 06:51:38 xxxx-Server kernel: [] __netif_receive_skb_core+0x6b3/0xa10 Jan 13 06:51:38 xxxx-Server kernel: [] __netif_receive_skb+0x18/0x60 Jan 13 06:51:38 xxxx-Server kernel: [] process_backlog+0xb2/0x150 Jan 13 06:51:38 xxxx-Server kernel: [] net_rx_action+0x212/0x340 Jan 13 06:51:38 xxxx-Server kernel: [] __do_softirq+0x103/0x280 Jan 13 06:51:38 xxxx-Server kernel: [] irq_exit+0xad/0xb0 Jan 13 06:51:38 xxxx-Server kernel: [] do_IRQ+0x58/0xf0 Jan 13 06:51:38 xxxx-Server kernel: [] common_interrupt+0x6e/0x6e Jan 13 06:51:38 xxxx-Server kernel: [] ? cpuidle_enter_state+0x92/0x200 Jan 13 06:51:38 xxxx-Server kernel: [] ? cpuidle_enter_state+0x64/0x200 Jan 13 06:51:38 xxxx-Server kernel: [] cpuidle_enter+0x17/0x20 Jan 13 06:51:38 xxxx-Server kernel: [] cpu_startup_entry+0x2ec/0x400 Jan 13 06:51:38 xxxx-Server kernel: [] start_secondary+0x18e/0x1d0 Jan 13 06:51:38 xxxx-Server kernel: ---[ end trace 066cc5bbc15f21cf ]--- ============================================================================= And occasionally the whole network goes down and later appears the following: Jan 16 05:43:59 xxxx-Server kernel: ------------[ cut here ]------------ Jan 16 05:43:59 xxxx-Server kernel: WARNING: CPU: 3 PID: 0 at net/sched/sch_generic.c:303 dev_watchdog+0x252/0x260() Jan 16 05:43:59 xxxx-Server kernel: NETDEV WATCHDOG: eth0 (r8152): transmit queue 0 timed out Jan 16 05:43:59 xxxx-Server kernel: Modules linked in: pppoe pppox snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic iptable_raw ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_nat iptable_nat nf_conntrack_ipv4 Jan 16 05:43:59 xxxx-Server kernel: snd_soc_rl6231 glue_helper ir_jvc_decoder ir_rc6_decoder ir_rc5_decoder ablk_helper mei_me cryptd ptp snd_soc_core i2c_i801 pps_core mei ir_nec_decoder tcp_hybla snd_hda_codec lpc Jan 16 05:43:59 xxxx-Server kernel: CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.1.15-1-lts #1 Jan 16 05:43:59 xxxx-Server kernel: Hardware name: /D54250WYK, BIOS WYLPT10H.86A.0040.2015.0612.1400 06/12/2015 Jan 16 05:43:59 xxxx-Server kernel: 0000000000000000 beb90f47a4c3d8aa ffff88021fb83d58 ffffffff8157d9ba Jan 16 05:43:59 xxxx-Server kernel: 0000000000000000 ffff88021fb83db0 ffff88021fb83d98 ffffffff810760da Jan 16 05:43:59 xxxx-Server kernel: 0000000000016240 0000000000000000 ffff880214a24000 0000000000000003 Jan 16 05:43:59 xxxx-Server kernel: Call Trace: Jan 16 05:43:59 xxxx-Server kernel: [] dump_stack+0x45/0x57 Jan 16 05:43:59 xxxx-Server kernel: [] warn_slowpath_common+0x8a/0xc0 Jan 16 05:43:59 xxxx-Server kernel: [] warn_slowpath_fmt+0x55/0x70 Jan 16 05:43:59 xxxx-Server kernel: [] dev_watchdog+0x252/0x260 Jan 16 05:43:59 xxxx-Server kernel: [] ? qdisc_rcu_free+0x40/0x40 Jan 16 05:43:59 xxxx-Server kernel: [] call_timer_fn+0x39/0x110 Jan 16 05:43:59 xxxx-Server kernel: [] ? qdisc_rcu_free+0x40/0x40 Jan 16 05:43:59 xxxx-Server kernel: [] run_timer_softirq+0x249/0x300 Jan 16 05:43:59 xxxx-Server kernel: [] __do_softirq+0x103/0x280 Jan 16 05:43:59 xxxx-Server kernel: [] irq_exit+0xad/0xb0 Jan 16 05:43:59 xxxx-Server kernel: [] smp_apic_timer_interrupt+0x46/0x60 Jan 16 05:43:59 xxxx-Server kernel: [] apic_timer_interrupt+0x6e/0x80 Jan 16 05:43:59 xxxx-Server kernel: [] ? native_sched_clock+0x2d/0x90 Jan 16 05:43:59 xxxx-Server kernel: [] ? cpuidle_enter_state+0x92/0x200 Jan 16 05:43:59 xxxx-Server kernel: [] ? cpuidle_enter_state+0x64/0x200 Jan 16 05:43:59 xxxx-Server kernel: [] cpuidle_enter+0x17/0x20 Jan 16 05:43:59 xxxx-Server kernel: [] cpu_startup_entry+0x2ec/0x400 Jan 16 05:43:59 xxxx-Server kernel: [] start_secondary+0x18e/0x1d0 Jan 16 05:43:59 xxxx-Server kernel: ---[ end trace 38ac91c079ac54ea ]--- -- You are receiving this mail because: You are the assignee for the bug.