[ 56.662566] BUG: unable to handle kernel paging request at ffffffff81522c60 [ 56.662566] IP: [] dst_release+0x23/0x90 [ 56.662566] PGD 1c05067 PUD 1c09063 PMD 14001e1 [ 56.662566] Oops: 0003 [#1] SMP [ 56.662566] CPU 0 [ 56.662566] Modules linked in: vfat fat isofs ip_tables x_tables pcnet32 8139cp ne2k_pci 8390 e1000 acpiphp [ 56.662566] [ 56.662566] Pid: 0, comm: swapper Not tainted 3.0.0-12-virtual #20-Ubuntu Red Hat OpenStack Compute [ 56.662566] RIP: 0010:[] [] dst_release+0x23/0x90 [ 56.662566] RSP: 0018:ffff88007fc03a00 EFLAGS: 00000282 [ 56.662566] RAX: 0000000000000001 RBX: ffffffff81522be0 RCX: 00000000ffff0000 [ 56.662566] RDX: ffff88007b388000 RSI: 0000000000000000 RDI: ffffffff81522be0 [ 56.662566] RBP: ffff88007fc03a10 R08: ffffea0001adc450 R09: ffffffff81380375 [ 56.662566] R10: ffff88007ac03856 R11: dead000000200200 R12: 00000000ffffffff [ 56.662566] R13: ffff88007b388790 R14: ffff88007b388790 R15: ffff88007b3887a0 [ 56.662566] FS: 0000000000000000(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000 [ 56.662566] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 56.662566] CR2: ffffffff81522c60 CR3: 000000007acae000 CR4: 00000000001006f0 [ 56.662566] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.662566] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 56.662566] Process swapper (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0b020) [ 56.662566] Stack: [ 56.662566] ffff88007ac53700 ffff88007ac53700 ffff88007fc03a30 ffffffff814e2bc9 [ 56.662566] 0000000000000000 ffff88007ac53700 ffff88007fc03a50 ffffffff814e27c6 [ 56.662566] ffff88007fc03a70 0000000000000000 ffff88007fc03a80 ffffffff814e281d [ 56.662566] Call Trace: [ 56.662566] [ 56.662566] [] skb_release_head_state+0xf9/0x120 [ 56.662566] [] __kfree_skb+0x16/0x30 [ 56.662566] [] consume_skb+0x3d/0xb0 [ 56.662566] [] dev_kfree_skb_any+0x3d/0x50 [ 56.662566] [] free_old_xmit_skbs.isra.14+0x45/0x70 [ 56.662566] [] start_xmit+0x40/0x220 [ 56.662566] [] dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] sch_direct_xmit+0xfe/0x1d0 [ 56.662566] [] dev_queue_xmit+0x137/0x420 [ 56.662566] [] arp_xmit+0x58/0x60 [ 56.662566] [] arp_send+0x43/0x50 [ 56.662566] [] arp_process+0x5aa/0x5e0 [ 56.662566] [] ? ip_local_deliver+0x88/0x90 [ 56.662566] [] ? __alloc_skb+0x4f/0x230 [ 56.662566] [] ? __netdev_alloc_skb+0x24/0x50 [ 56.662566] [] arp_rcv+0x110/0x140 [ 56.662566] [] __netif_receive_skb+0x4a2/0x540 [ 56.662566] [] netif_receive_skb+0x80/0x90 [ 56.662566] [] receive_buf+0x17d/0x2d0 [ 56.662566] [] virtnet_poll+0x9d/0x100 [ 56.662566] [] net_rx_action+0x134/0x290 [ 56.662566] [] ? skb_recv_done+0x4d/0x60 [ 56.662566] [] ? vring_interrupt+0x34/0x50 [ 56.662566] [] __do_softirq+0xa8/0x210 [ 56.662566] [] ? do_timer+0x25/0x30 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] call_softirq+0x1c/0x30 [ 56.662566] [] do_softirq+0x65/0xa0 [ 56.662566] [] irq_exit+0x8e/0xb0 [ 56.662566] [] do_IRQ+0x63/0xe0 [ 56.662566] [] common_interrupt+0x13/0x13 [ 56.662566] [ 56.662566] [] ? native_safe_halt+0xb/0x10 [ 56.662566] [] default_idle+0x45/0x120 [ 56.662566] [] cpu_idle+0xab/0x100 [ 56.662566] [] rest_init+0x72/0x74 [ 56.662566] [] start_kernel+0x3d4/0x3df [ 56.662566] [] x86_64_start_reservations+0x132/0x136 [ 56.662566] [] ? early_idt_handlers+0x140/0x140 [ 56.662566] [] x86_64_start_kernel+0xcd/0xdc [ 56.662566] Code: c3 0f 1f 80 00 00 00 00 55 48 89 e5 48 83 ec 10 48 89 5d f0 4c 89 65 f8 66 66 66 66 90 48 85 ff 48 89 fb 74 1a 41 bc ff ff ff ff <3e> 44 0f c1 a7 80 00 00 00 41 83 ec 01 78 3e 45 85 e4 74 11 48 [ 56.662566] RIP [] dst_release+0x23/0x90 [ 56.662566] RSP [ 56.662566] CR2: ffffffff81522c60 [ 56.662566] ---[ end trace 2a9d3f81686859ed ]--- [ 56.662566] Kernel panic - not syncing: Fatal exception in interrupt [ 56.662566] Pid: 0, comm: swapper Tainted: G D 3.0.0-12-virtual #20-Ubuntu [ 56.662566] Call Trace: [ 56.662566] [] panic+0x91/0x194 [ 56.662566] [] oops_end+0xea/0xf0 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] no_context+0x145/0x152 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] __bad_area_nosemaphore+0x18e/0x1b1 [ 56.662566] [] ? pmd_offset+0x1f/0x25 [ 56.662566] [] bad_area_nosemaphore+0x13/0x15 [ 56.662566] [] do_page_fault+0x43d/0x530 [ 56.662566] [] ? start_xmit+0x68/0x220 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] ? dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] ? sch_direct_xmit+0x85/0x1d0 [ 56.662566] [] page_fault+0x25/0x30 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? detach_buf+0x85/0xa0 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? dst_release+0x23/0x90 [ 56.662566] [] skb_release_head_state+0xf9/0x120 [ 56.662566] [] __kfree_skb+0x16/0x30 [ 56.662566] [] consume_skb+0x3d/0xb0 [ 56.662566] [] dev_kfree_skb_any+0x3d/0x50 [ 56.662566] [] free_old_xmit_skbs.isra.14+0x45/0x70 [ 56.662566] [] start_xmit+0x40/0x220 [ 56.662566] [] dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] sch_direct_xmit+0xfe/0x1d0 [ 56.662566] [] dev_queue_xmit+0x137/0x420 [ 56.662566] [] arp_xmit+0x58/0x60 [ 56.662566] [] arp_send+0x43/0x50 [ 56.662566] [] arp_process+0x5aa/0x5e0 [ 56.662566] [] ? ip_local_deliver+0x88/0x90 [ 56.662566] [] ? __alloc_skb+0x4f/0x230 [ 56.662566] [] ? __netdev_alloc_skb+0x24/0x50 [ 56.662566] [] arp_rcv+0x110/0x140 [ 56.662566] [] __netif_receive_skb+0x4a2/0x540 [ 56.662566] [] netif_receive_skb+0x80/0x90 [ 56.662566] [] receive_buf+0x17d/0x2d0 [ 56.662566] [] virtnet_poll+0x9d/0x100 [ 56.662566] [] net_rx_action+0x134/0x290 [ 56.662566] [] ? skb_recv_done+0x4d/0x60 [ 56.662566] [] ? vring_interrupt+0x34/0x50 [ 56.662566] [] __do_softirq+0xa8/0x210 [ 56.662566] [] ? do_timer+0x25/0x30 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] call_softirq+0x1c/0x30 [ 56.662566] [] do_softirq+0x65/0xa0 [ 56.662566] [] irq_exit+0x8e/0xb0 [ 56.662566] [] do_IRQ+0x63/0xe0 [ 56.662566] [] common_interrupt+0x13/0x13 [ 56.662566] [] ? native_safe_halt+0xb/0x10 [ 56.662566] [] default_idle+0x45/0x120 [ 56.662566] [] cpu_idle+0xab/0x100 [ 56.662566] [] rest_init+0x72/0x74 [ 56.662566] [] start_kernel+0x3d4/0x3df [ 56.662566] [] x86_64_start_reservations+0x132/0x136 [ 56.662566] [] ? early_idt_handlers+0x140/0x140 [ 56.662566] [] x86_64_start_kernel+0xcd/0xdc [ 56.662566] general protection fault: fff2 [#2] SMP [ 56.662566] CPU 0 [ 56.662566] Modules linked in: vfat fat isofs ip_tables x_tables pcnet32 8139cp ne2k_pci 8390 e1000 acpiphp [ 56.662566] [ 56.662566] Pid: 0, comm: swapper Tainted: G D 3.0.0-12-virtual #20-Ubuntu Red Hat OpenStack Compute [ 56.662566] RIP: 0010:[] [] panic+0x156/0x194 [ 56.662566] RSP: 0018:ffff88007fc036f8 EFLAGS: 00000246 [ 56.662566] RAX: 0000000000000000 RBX: ffffffff819d2160 RCX: 00000000ffffffff [ 56.662566] RDX: ffffffff81c17368 RSI: 0000000000000000 RDI: 0000000000000082 [ 56.662566] RBP: ffff88007fc03768 R08: 0000000000000000 R09: 0000000000000000 [ 56.662566] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 56.662566] R13: 0000000000000000 R14: ffffffff81c0b020 R15: 0000000000000046 [ 56.662566] FS: 0000000000000000(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000 [ 56.662566] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 56.662566] CR2: ffffffff81522c60 CR3: 000000007acae000 CR4: 00000000001006f0 [ 56.662566] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.662566] DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000 [ 56.662566] Process swapper (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0b020) [ 56.662566] Stack: [ 56.662566] ffff88007fc03758 ffffffff00000008 ffff88007fc03778 ffff88007fc03718 [ 56.662566] 0000000000000046 0000000000000086 0000000000000000 0000000000000000 [ 56.662566] 0000000000000000 0000000000000000 0000000000000009 0000000000000046 [ 56.662566] Call Trace: [ 56.662566] [ 56.662566] [] oops_end+0xea/0xf0 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] no_context+0x145/0x152 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] __bad_area_nosemaphore+0x18e/0x1b1 [ 56.662566] [] ? pmd_offset+0x1f/0x25 [ 56.662566] [] bad_area_nosemaphore+0x13/0x15 [ 56.662566] [] do_page_fault+0x43d/0x530 [ 56.662566] [] ? start_xmit+0x68/0x220 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] ? dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] ? sch_direct_xmit+0x85/0x1d0 [ 56.662566] [] page_fault+0x25/0x30 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? detach_buf+0x85/0xa0 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? dst_release+0x23/0x90 [ 56.662566] [] skb_release_head_state+0xf9/0x120 [ 56.662566] [] __kfree_skb+0x16/0x30 [ 56.662566] [] consume_skb+0x3d/0xb0 [ 56.662566] [] dev_kfree_skb_any+0x3d/0x50 [ 56.662566] [] free_old_xmit_skbs.isra.14+0x45/0x70 [ 56.662566] [] start_xmit+0x40/0x220 [ 56.662566] [] dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] sch_direct_xmit+0xfe/0x1d0 [ 56.662566] [] dev_queue_xmit+0x137/0x420 [ 56.662566] [] arp_xmit+0x58/0x60 [ 56.662566] [] arp_send+0x43/0x50 [ 56.662566] [] arp_process+0x5aa/0x5e0 [ 56.662566] [] ? ip_local_deliver+0x88/0x90 [ 56.662566] [] ? __alloc_skb+0x4f/0x230 [ 56.662566] [] ? __netdev_alloc_skb+0x24/0x50 [ 56.662566] [] arp_rcv+0x110/0x140 [ 56.662566] [] __netif_receive_skb+0x4a2/0x540 [ 56.662566] [] netif_receive_skb+0x80/0x90 [ 56.662566] [] receive_buf+0x17d/0x2d0 [ 56.662566] [] virtnet_poll+0x9d/0x100 [ 56.662566] [] net_rx_action+0x134/0x290 [ 56.662566] [] ? skb_recv_done+0x4d/0x60 [ 56.662566] [] ? vring_interrupt+0x34/0x50 [ 56.662566] [] __do_softirq+0xa8/0x210 [ 56.662566] [] ? do_timer+0x25/0x30 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] call_softirq+0x1c/0x30 [ 56.662566] [] do_softirq+0x65/0xa0 [ 56.662566] [] irq_exit+0x8e/0xb0 [ 56.662566] [] do_IRQ+0x63/0xe0 [ 56.662566] [] common_interrupt+0x13/0x13 [ 56.662566] [ 56.662566] [] ? native_safe_halt+0xb/0x10 [ 56.662566] [] default_idle+0x45/0x120 [ 56.662566] [] cpu_idle+0xab/0x100 [ 56.662566] [] rest_init+0x72/0x74 [ 56.662566] [] start_kernel+0x3d4/0x3df [ 56.662566] [] x86_64_start_reservations+0x132/0x136 [ 56.662566] [] ? early_idt_handlers+0x140/0x140 [ 56.662566] [] x86_64_start_kernel+0xcd/0xdc [ 56.662566] Code: 49 ff ce 75 f1 48 83 c3 64 69 05 2d 6a 80 00 e8 03 00 00 48 98 48 39 d8 7f b8 e8 71 82 a8 ff eb 06 45 31 ed 45 31 e4 fb 66 66 90 [ 56.662566] 66 90 31 db 4c 39 e3 7c 17 41 83 f5 01 44 89 ef ff 15 de 69 [ 56.662566] RIP [] panic+0x156/0x194 [ 56.662566] RSP [ 56.662566] ---[ end trace 2a9d3f81686859ee ]--- [ 56.662566] Kernel panic - not syncing: Fatal exception in interrupt [ 56.662566] Pid: 0, comm: swapper Tainted: G D 3.0.0-12-virtual #20-Ubuntu [ 56.662566] Call Trace: [ 56.662566] [] panic+0x91/0x194 [ 56.662566] [] oops_end+0xea/0xf0 [ 56.662566] [] die+0x58/0x90 [ 56.662566] [] do_general_protection+0x162/0x170 [ 56.662566] [] general_protection+0x25/0x30 [ 56.662566] [] ? panic+0x156/0x194 [ 56.662566] [] ? panic+0xc6/0x194 [ 56.662566] [] oops_end+0xea/0xf0 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] no_context+0x145/0x152 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] __bad_area_nosemaphore+0x18e/0x1b1 [ 56.662566] [] ? pmd_offset+0x1f/0x25 [ 56.662566] [] bad_area_nosemaphore+0x13/0x15 [ 56.662566] [] do_page_fault+0x43d/0x530 [ 56.662566] [] ? start_xmit+0x68/0x220 [ 56.662566] [] ? ip_local_deliver+0x80/0x90 [ 56.662566] [] ? dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] ? sch_direct_xmit+0x85/0x1d0 [ 56.662566] [] page_fault+0x25/0x30 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? detach_buf+0x85/0xa0 [ 56.662566] [] ? ip_call_ra_chain+0x140/0x140 [ 56.662566] [] ? dst_release+0x23/0x90 [ 56.662566] [] skb_release_head_state+0xf9/0x120 [ 56.662566] [] __kfree_skb+0x16/0x30 [ 56.662566] [] consume_skb+0x3d/0xb0 [ 56.662566] [] dev_kfree_skb_any+0x3d/0x50 [ 56.662566] [] free_old_xmit_skbs.isra.14+0x45/0x70 [ 56.662566] [] start_xmit+0x40/0x220 [ 56.662566] [] dev_hard_start_xmit+0x2a2/0x580 [ 56.662566] [] sch_direct_xmit+0xfe/0x1d0 [ 56.662566] [] dev_queue_xmit+0x137/0x420 [ 56.662566] [] arp_xmit+0x58/0x60 [ 56.662566] [] arp_send+0x43/0x50 [ 56.662566] [] arp_process+0x5aa/0x5e0 [ 56.662566] [] ? ip_local_deliver+0x88/0x90 [ 56.662566] [] ? __alloc_skb+0x4f/0x230 [ 56.662566] [] ? __netdev_alloc_skb+0x24/0x50 [ 56.662566] [] arp_rcv+0x110/0x140 [ 56.662566] [] __netif_receive_skb+0x4a2/0x540 [ 56.662566] [] netif_receive_skb+0x80/0x90 [ 56.662566] [] receive_buf+0x17d/0x2d0 [ 56.662566] [] virtnet_poll+0x9d/0x100 [ 56.662566] [] net_rx_action+0x134/0x290 [ 56.662566] [] ? skb_recv_done+0x4d/0x60 [ 56.662566] [] ? vring_interrupt+0x34/0x50 [ 56.662566] [] __do_softirq+0xa8/0x210 [ 56.662566] [] ? do_timer+0x25/0x30 [ 56.662566] [] ? _raw_spin_lock+0xe/0x20 [ 56.662566] [] call_softirq+0x1c/0x30 [ 56.662566] [] do_softirq+0x65/0xa0 [ 56.662566] [] irq_exit+0x8e/0xb0 [ 56.662566] [] do_IRQ+0x63/0xe0 [ 56.662566] [] common_interrupt+0x13/0x13 [ 56.662566] [] ? native_safe_halt+0xb/0x10 [ 56.662566] [] default_idle+0x45/0x120 [ 56.662566] [] cpu_idle+0xab/0x100 [ 56.662566] [] rest_init+0x72/0x74 [ 56.662566] [] start_kernel+0x3d4/0x3df [ 56.662566] [] x86_64_start_reservations+0x132/0x136 [ 56.662566] [] ? early_idt_handlers+0x140/0x140 [ 56.662566] [] x86_64_start_kernel+0xcd/0xdc