May 31 09:44:16 kvm-70-47 kernel: [1088933.102716] BUG: soft lockup - CPU#0 stuck for 22s! [kworker/0:2:27076]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102719] Modules linked in: ebtable_filter xt_mark cls_fw xt_connlimit sch_htb ebt_arp ebt_ip xt_multiport 8021q garp xt_conntrack dm_multipath nbd ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bridge stp kvm_intel kvm vesafb joydev dcdbas sb_edac usbhid edac_core hid shpchp mei(C) acpi_pad wmi acpi_power_meter mac_hid lp parport usb_storage megaraid_sas tg3
May 31 09:44:16 kvm-70-47 kernel: [1088933.102766] CPU 0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102768] Modules linked in: ebtable_filter xt_mark cls_fw xt_connlimit sch_htb ebt_arp ebt_ip xt_multiport 8021q garp xt_conntrack dm_multipath nbd ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bridge stp kvm_intel kvm vesafb joydev dcdbas sb_edac usbhid edac_core hid shpchp mei(C) acpi_pad wmi acpi_power_meter mac_hid lp parport usb_storage megaraid_sas tg3
May 31 09:44:16 kvm-70-47 kernel: [1088933.102800]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102803] Pid: 27076, comm: kworker/0:2 Tainted: G WC 3.2.0-29-generic #46-Ubuntu Dell Inc. PowerEdge R720xd/0X6FFV
May 31 09:44:16 kvm-70-47 kernel: [1088933.102808] RIP: 0010:[<ffffffffa01f5ff8>] [<ffffffffa01f5ff8>] ipt_do_table+0x168/0x450 [ip_tables]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102817] RSP: 0018:ffff88080fc03a20 EFLAGS: 00000286
May 31 09:44:16 kvm-70-47 kernel: [1088933.102819] RAX: 0000000000000098 RBX: ffff88080fc039b0 RCX: ffffe8f7dfc03d01
May 31 09:44:16 kvm-70-47 kernel: [1088933.102822] RDX: 00000000d89995b4 RSI: 0000000000000000 RDI: 0000000000000006
May 31 09:44:16 kvm-70-47 kernel: [1088933.102824] RBP: ffff88080fc03af0 R08: ffff8807fba11b00 R09: 0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102827] R10: ffffffffa0259600 R11: 0000000000000001 R12: ffff88080fc03998
May 31 09:44:16 kvm-70-47 kernel: [1088933.102829] R13: ffffffff8166299e R14: ffff88080fc03af0 R15: ffff880d3e30cc50
May 31 09:44:16 kvm-70-47 kernel: [1088933.102832] FS: 0000000000000000(0000) GS:ffff88080fc00000(0000) knlGS:0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102835] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
May 31 09:44:16 kvm-70-47 kernel: [1088933.102837] CR2: 00000000b7f56000 CR3: 0000000001c05000 CR4: 00000000000426e0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102840] DR0: 0000000000000003 DR1: 00000000000000b0 DR2: 0000000000000001
May 31 09:44:16 kvm-70-47 kernel: [1088933.102842] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
May 31 09:44:16 kvm-70-47 kernel: [1088933.102846] Process kworker/0:2 (pid: 27076, threadinfo ffff8807c00f4000, task ffff8805ed72c500)
May 31 09:44:16 kvm-70-47 kernel: [1088933.102848] Stack:
May 31 09:44:16 kvm-70-47 kernel: [1088933.102850] 0000000000000000 ffffffff81f235c0 ffff8807fc1c62a0 ffff8807fc1c62d0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102857] ffff8807fba11b00 0000000000000000 ffffc900296f8000 0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102862] ffff880ca3168400 ffffffffa01fa4a0 0000000000000000 ffff8807f8610000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102868] Call Trace:
May 31 09:44:16 kvm-70-47 kernel: [1088933.102870] <IRQ>
May 31 09:44:16 kvm-70-47 kernel: [1088933.102878] [<ffffffffa023d1be>] iptable_mangle_hook+0x2e/0x60 [iptable_mangle]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102884] [<ffffffff8156ca65>] nf_iterate+0x85/0xc0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102891] [<ffffffff81574300>] ? inet_del_protocol+0x40/0x40
May 31 09:44:16 kvm-70-47 kernel: [1088933.102719] Modules linked in: ebtable_filter xt_mark cls_fw xt_connlimit sch_htb ebt_arp ebt_ip xt_multiport 8021q garp xt_conntrack dm_multipath nbd ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bridge stp kvm_intel kvm vesafb joydev dcdbas sb_edac usbhid edac_core hid shpchp mei(C) acpi_pad wmi acpi_power_meter mac_hid lp parport usb_storage megaraid_sas tg3
May 31 09:44:16 kvm-70-47 kernel: [1088933.102766] CPU 0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102768] Modules linked in: ebtable_filter xt_mark cls_fw xt_connlimit sch_htb ebt_arp ebt_ip xt_multiport 8021q garp xt_conntrack dm_multipath nbd ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bridge stp kvm_intel kvm vesafb joydev dcdbas sb_edac usbhid edac_core hid shpchp mei(C) acpi_pad wmi acpi_power_meter mac_hid lp parport usb_storage megaraid_sas tg3
May 31 09:44:16 kvm-70-47 kernel: [1088933.102800]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102803] Pid: 27076, comm: kworker/0:2 Tainted: G WC 3.2.0-29-generic #46-Ubuntu Dell Inc. PowerEdge R720xd/0X6FFV
May 31 09:44:16 kvm-70-47 kernel: [1088933.102808] RIP: 0010:[<ffffffffa01f5ff8>] [<ffffffffa01f5ff8>] ipt_do_table+0x168/0x450 [ip_tables]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102817] RSP: 0018:ffff88080fc03a20 EFLAGS: 00000286
May 31 09:44:16 kvm-70-47 kernel: [1088933.102819] RAX: 0000000000000098 RBX: ffff88080fc039b0 RCX: ffffe8f7dfc03d01
May 31 09:44:16 kvm-70-47 kernel: [1088933.102822] RDX: 00000000d89995b4 RSI: 0000000000000000 RDI: 0000000000000006
May 31 09:44:16 kvm-70-47 kernel: [1088933.102824] RBP: ffff88080fc03af0 R08: ffff8807fba11b00 R09: 0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102827] R10: ffffffffa0259600 R11: 0000000000000001 R12: ffff88080fc03998
May 31 09:44:16 kvm-70-47 kernel: [1088933.102829] R13: ffffffff8166299e R14: ffff88080fc03af0 R15: ffff880d3e30cc50
May 31 09:44:16 kvm-70-47 kernel: [1088933.102832] FS: 0000000000000000(0000) GS:ffff88080fc00000(0000) knlGS:0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102835] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
May 31 09:44:16 kvm-70-47 kernel: [1088933.102837] CR2: 00000000b7f56000 CR3: 0000000001c05000 CR4: 00000000000426e0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102840] DR0: 0000000000000003 DR1: 00000000000000b0 DR2: 0000000000000001
May 31 09:44:16 kvm-70-47 kernel: [1088933.102842] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
May 31 09:44:16 kvm-70-47 kernel: [1088933.102846] Process kworker/0:2 (pid: 27076, threadinfo ffff8807c00f4000, task ffff8805ed72c500)
May 31 09:44:16 kvm-70-47 kernel: [1088933.102848] Stack:
May 31 09:44:16 kvm-70-47 kernel: [1088933.102850] 0000000000000000 ffffffff81f235c0 ffff8807fc1c62a0 ffff8807fc1c62d0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102857] ffff8807fba11b00 0000000000000000 ffffc900296f8000 0000000000000000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102862] ffff880ca3168400 ffffffffa01fa4a0 0000000000000000 ffff8807f8610000
May 31 09:44:16 kvm-70-47 kernel: [1088933.102868] Call Trace:
May 31 09:44:16 kvm-70-47 kernel: [1088933.102870] <IRQ>
May 31 09:44:16 kvm-70-47 kernel: [1088933.102878] [<ffffffffa023d1be>] iptable_mangle_hook+0x2e/0x60 [iptable_mangle]
May 31 09:44:16 kvm-70-47 kernel: [1088933.102884] [<ffffffff8156ca65>] nf_iterate+0x85/0xc0
May 31 09:44:16 kvm-70-47 kernel: [1088933.102891] [<ffffffff81574300>] ? inet_del_protocol+0x40/0x40
May 31 09:44:16 kvm-70-47 kernel: [1088933.102894] [<ffffffff8156cb15>] nf_hook_slow+0x75/0x150
本文转自 swq499809608 51CTO博客，原文链接:http://blog.51cto.com/swq499809608/1213668
