Warning: Permanently added '[localhost]:31369' (ECDSA) to the list of known hosts. 2019/03/17 05:57:18 parsed 1 programs 2019/03/17 05:57:19 executed programs: 0 [ 105.931519] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 105.933891] IPVS: Creating netns size=2688 id=2 [ 105.934542] IPVS: ftp: loaded support on port[0] = 21 [ 105.936325] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 105.943744] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 105.944760] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 105.945897] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 105.948803] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 105.951007] IPVS: Creating netns size=2688 id=3 [ 105.951652] IPVS: ftp: loaded support on port[0] = 21 [ 105.960339] IPVS: Creating netns size=2688 id=4 [ 105.961028] IPVS: ftp: loaded support on port[0] = 21 [ 105.964394] chnl_net:caif_netlink_parms(): no params data found [ 105.970418] IPVS: Creating netns size=2688 id=5 [ 105.971420] IPVS: ftp: loaded support on port[0] = 21 [ 105.976600] chnl_net:caif_netlink_parms(): no params data found [ 105.983421] IPVS: Creating netns size=2688 id=6 [ 105.984082] IPVS: ftp: loaded support on port[0] = 21 [ 105.986803] device bridge_slave_0 entered promiscuous mode [ 105.991894] IPVS: Creating netns size=2688 id=7 [ 105.992549] IPVS: ftp: loaded support on port[0] = 21 [ 105.996476] device bridge_slave_1 entered promiscuous mode [ 106.016367] chnl_net:caif_netlink_parms(): no params data found [ 106.019927] chnl_net:caif_netlink_parms(): no params data found [ 106.021332] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.023021] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.025320] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.026587] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.028520] chnl_net:caif_netlink_parms(): no params data found [ 106.035591] device bridge_slave_0 entered promiscuous mode [ 106.036722] device bridge_slave_1 entered promiscuous mode [ 106.039911] chnl_net:caif_netlink_parms(): no params data found [ 106.041792] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.042894] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.044125] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.045192] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.054215] device bridge_slave_0 entered promiscuous mode [ 106.059723] device bridge_slave_0 entered promiscuous mode [ 106.061102] device bridge_slave_1 entered promiscuous mode [ 106.063667] device bridge_slave_1 entered promiscuous mode [ 106.065649] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.066699] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.068315] device bridge_slave_0 entered promiscuous mode [ 106.069376] device bridge_slave_1 entered promiscuous mode [ 106.071840] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.072835] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.074010] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.076812] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.078459] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.079663] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.080753] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.082012] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.083086] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.086115] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.087150] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.089542] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.093259] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.094263] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.102540] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.105233] device bridge_slave_0 entered promiscuous mode [ 106.106409] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.108581] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 106.109752] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.110696] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.111764] device bridge_slave_1 entered promiscuous mode [ 106.116844] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.117809] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.118715] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.119617] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.121226] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.122221] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.124821] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.125854] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.130281] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 106.131599] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.133093] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 106.134226] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.135344] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.136355] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.139747] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.140730] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.144105] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.145097] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.146073] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.147121] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.148435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.150887] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.152133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.153848] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 106.156494] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.157493] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.159588] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 106.160800] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.161856] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 106.165404] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 106.174087] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 106.175050] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 106.176648] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.177620] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.178531] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.179427] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.181206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.182395] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.183355] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.186250] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.187296] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.190283] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.191399] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.192755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.193915] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.194938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.195849] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.196773] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.198230] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.199174] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.200142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.201208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.202251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.203505] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.204934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.205953] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.207466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.209384] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.210781] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.212680] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.213924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.215529] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.216605] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 106.220761] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.221925] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.223808] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.224783] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.225802] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.226712] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.227825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.228965] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.229873] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.231169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.233723] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.235304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.236359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.237323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.239715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.240934] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.242088] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.243255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.244518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.246862] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.249648] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.251998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.253311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.254401] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.255505] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.256751] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.257984] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.261224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.262487] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.263601] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.264750] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.265876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.269060] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.270593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.271624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.272690] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.273606] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.274604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.275701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.278925] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.280067] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.282285] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 106.283455] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 106.285146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.286206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.287301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.289724] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.291280] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.292461] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.293770] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.295120] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.296305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.300700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.301876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 121.227674] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.228516] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.257651] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.259942] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.267544] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.268327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.269117] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.297657] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.307542] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.308258] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.308971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.337623] bridge0: port 2(bridge_slave_1) entered forwarding state [ 283.617638] INFO: task kworker/0:2:2176 blocked for more than 140 seconds. [ 283.618844] Not tainted 4.1.0 #1 [ 283.619614] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 283.621042] kworker/0:2 D ffff88003cc4fc28 12984 2176 2 0x00000000 [ 283.622290] Workqueue: ipv6_addrconf addrconf_dad_work [ 283.623171] ffff88003cc4fc28 000000003cc4fc28 ffff88003de3c750 ffff880000000000 [ 283.624477] ffff88003cc50000 ffffffff83397748 ffff880039485e00 ffff88003de3c750 [ 283.625794] 0000000000000286 ffff88003cc4fc48 ffffffff8264ba72 ffffffff83397740 [ 283.627098] Call Trace: [ 283.627515] [] schedule+0x32/0x80 [ 283.628356] [] schedule_preempt_disabled+0x13/0x20 [ 283.629434] [] mutex_lock_nested+0x195/0x610 [ 283.630287] [] ? rtnl_lock+0x12/0x20 [ 283.631029] [] ? __lock_acquire+0xbf1/0x1c70 [ 283.631851] [] ? debug_lockdep_rcu_enabled+0x1d/0x20 [ 283.632761] [] rtnl_lock+0x12/0x20 [ 283.633536] [] addrconf_dad_work+0x28/0x330 [ 283.634562] [] process_one_work+0x214/0x8d0 [ 283.635593] [] ? process_one_work+0x177/0x8d0 [ 283.636696] [] worker_thread+0x4b/0x470 [ 283.637798] [] ? process_one_work+0x8d0/0x8d0 [ 283.638847] [] ? process_one_work+0x8d0/0x8d0 [ 283.639909] [] kthread+0xea/0x100 [ 283.641018] [] ? kthread_create_on_node+0x210/0x210 [ 283.642010] [] ret_from_fork+0x42/0x70 [ 283.642766] [] ? kthread_create_on_node+0x210/0x210 [ 283.643953] 3 locks held by kworker/0:2/2176: [ 283.644749] #0: ("%s"("ipv6_addrconf")){.+.+..}, at: [] process_one_work+0x177/0x8d0 [ 283.646561] #1: ((&(&ifa->dad_work)->work)){+.+...}, at: [] process_one_work+0x177/0x8d0 [ 283.648468] #2: (rtnl_mutex){+.+.+.}, at: [] rtnl_lock+0x12/0x20 [ 283.649658] sending NMI to all CPUs: [ 283.651217] NMI backtrace for cpu 0 [ 283.651712] CPU: 0 PID: 6256 Comm: syz-executor.2 Not tainted 4.1.0 #1 [ 283.652607] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 [ 283.653932] task: ffff880078e68450 ti: ffff88007faf4000 task.ti: ffff88007faf4000 [ 283.655080] RIP: 0010:[] [] __lock_acquire+0xc43/0x1c70 [ 283.656243] RSP: 0018:ffff88007faf7748 EFLAGS: 00000002 [ 283.656979] RAX: 0000000000000000 RBX: 0000000000156000 RCX: 0000000000000000 [ 283.657980] RDX: ffffffff8361ea48 RSI: 0000000000000001 RDI: ffff880078e68450 [ 283.658966] RBP: ffff88007faf7808 R08: ffff880078e68cb8 R09: 0000000000000000 [ 283.659963] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff83d465f0 [ 283.660955] R13: ffffffff83622408 R14: ffff880078e68cb8 R15: ffff880078e68450 [ 283.661941] FS: 00007f93c57b0700(0000) GS:ffff88003ec00000(0000) knlGS:0000000000000000 [ 283.663050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 283.663921] CR2: 00007fffa5b2aff0 CR3: 00000000780d0000 CR4: 00000000003407f0 [ 283.665073] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 283.666534] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 283.667814] Stack: [ 283.668198] ffff88007faf77c8 ffff880078e68450 ffffffff83628f28 ffffffff83d56600 [ 283.669568] ffff880078e68ce0 ffffffff00000000 000000000007fff0 ffffffff83d465f0 [ 283.670876] ffff88007faf7808 0000000000000092 ffffffff83622408 ffffffff843af4c8 [ 283.672215] Call Trace: [ 283.672592] [] lock_acquire+0xe6/0x310 [ 283.673434] [] ? debug_check_no_obj_freed+0x92/0x250 [ 283.674623] [] ? __kmalloc_node_track_caller+0x30/0x40 [ 283.675852] [] ? __kmalloc_node_track_caller+0x30/0x40 [ 283.677075] [] _raw_spin_lock_irqsave+0x62/0x90 [ 283.678211] [] ? debug_check_no_obj_freed+0x92/0x250 [ 283.679531] [] debug_check_no_obj_freed+0x92/0x250 [ 283.680629] [] ? skb_free_head+0x19/0x60 [ 283.681626] [] kfree+0xd0/0x4b0 [ 283.682498] [] ? __kmalloc_reserve.isra.26+0x2c/0x90 [ 283.683666] [] skb_free_head+0x19/0x60 [ 283.684458] [] pskb_expand_head+0xd8/0x260 [ 283.685494] [] netlink_trim+0x91/0xd0 [ 283.686452] [] netlink_unicast+0x39/0x2e0 [ 283.687462] [] rtnetlink_send+0x4d/0x80 [ 283.688451] [] tc_ctl_action+0x176/0x240 [ 283.689454] [] rtnetlink_rcv_msg+0x83/0x230 [ 283.690521] [] ? mutex_lock_nested+0x32e/0x610 [ 283.691430] [] ? rtnetlink_rcv+0x1a/0x40 [ 283.692219] [] ? rtnetlink_rcv+0x40/0x40 [ 283.692991] [] netlink_rcv_skb+0xa9/0xd0 [ 283.693774] [] rtnetlink_rcv+0x29/0x40 [ 283.694541] [] netlink_unicast+0x1ca/0x2e0 [ 283.695341] [] ? netlink_unicast+0x148/0x2e0 [ 283.696187] [] netlink_sendmsg+0x310/0x3d0 [ 283.697037] [] sock_sendmsg+0x35/0x40 [ 283.697833] [] ___sys_sendmsg+0x2c3/0x2d0 [ 283.698675] [] ? debug_lockdep_rcu_enabled+0x1d/0x20 [ 283.699651] [] ? __fget+0x10b/0x210 [ 283.700413] [] ? expand_files+0x270/0x270 [ 283.701258] [] ? __local_bh_enable_ip+0x7d/0x140 [ 283.702186] [] ? __fget_light+0x25/0x90 [ 283.702998] [] __sys_sendmsg+0x3d/0x80 [ 283.703935] [] SyS_sendmsg+0xd/0x20 [ 283.704887] [] system_call_fastpath+0x16/0x7a [ 283.706129] Code: ff ff 44 89 a5 68 ff ff ff 4c 8b a5 78 ff ff ff 4d 89 c6 4c 89 ad 60 ff ff ff 48 8b 40 08 48 89 45 90 4c 8b 6d 90 e8 6d cc 01 00 <49> 8d 45 f8 4d 39 ec 0f 84 3f 02 00 00 49 3b 5d 10 75 dc e9 11 [ 283.709328] NMI backtrace for cpu 1 [ 283.710001] CPU: 1 PID: 871 Comm: khungtaskd Not tainted 4.1.0 #1 [ 283.711156] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 [ 283.712721] task: ffff88003cc76190 ti: ffff88003ccec000 task.ti: ffff88003ccec000 [ 283.714126] RIP: 0010:[] [] native_write_msr_safe+0xa/0x10 [ 283.715699] RSP: 0018:ffff88003ccefd08 EFLAGS: 00000082 [ 283.716681] RAX: 0000000000000400 RBX: 0000000000000001 RCX: 0000000000000830 [ 283.718031] RDX: 0000000000000001 RSI: 0000000000000400 RDI: 0000000000000830 [ 283.719373] RBP: ffff88003ccefd08 R08: 0000000000000000 R09: 0000000000000003 [ 283.720709] R10: ffff88003cc76190 R11: 0000000000000001 R12: ffffffff8341ab08 [ 283.721960] R13: 0000000000080000 R14: 0000000000000001 R15: 000000000000a120 [ 283.723010] FS: 0000000000000000(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000 [ 283.724435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 283.725517] CR2: 00000000025cc914 CR3: 000000003aad1000 CR4: 00000000003407e0 [ 283.726845] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 283.728265] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 283.729600] Stack: [ 283.729997] ffff88003ccefd68 ffffffff810c517f ffff88003ccefd78 0000000000000296 [ 283.731384] 000000020000000a 0000000000000002 ffff88003ccefd88 0000000000000040 [ 283.732772] 000000000000d3c0 0000000000000001 ffff88003de3c750 000000000000008c [ 283.734145] Call Trace: [ 283.734623] [] __x2apic_send_IPI_mask+0x10f/0x1a0 [ 283.735820] [] x2apic_send_IPI_mask+0xe/0x10 [ 283.736696] [] arch_trigger_all_cpu_backtrace+0x33d/0x350 [ 283.737755] [] ? lockdep_print_held_locks+0x77/0xe0 [ 283.738718] [] watchdog+0x47e/0x6c0 [ 283.739481] [] ? watchdog+0x8a/0x6c0 [ 283.740255] [] ? __schedule+0x388/0x9e0 [ 283.741069] [] ? reset_hung_task_detector+0x10/0x10 [ 283.742027] [] kthread+0xea/0x100 [ 283.742757] [] ? kthread_create_on_node+0x210/0x210 [ 283.743831] [] ret_from_fork+0x42/0x70 [ 283.744768] [] ? kthread_create_on_node+0x210/0x210 [ 283.745761] Code: 00 55 89 f9 48 89 e5 0f 32 45 31 c0 48 89 d7 44 89 06 89 c6 5d 48 c1 e7 20 48 89 f8 48 09 f0 c3 90 55 89 f0 89 f9 48 89 e5 0f 30 <31> c0 5d c3 66 90 55 89 f9 48 89 e5 0f 33 48 89 d7 89 c1 5d 48 [ 283.748758] Kernel panic - not syncing: hung_task: blocked tasks [ 283.749651] CPU: 1 PID: 871 Comm: khungtaskd Not tainted 4.1.0 #1 [ 283.750538] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014 [ 283.751764] 00000000003fffb8 ffff88003ccefd58 ffffffff8264369b 0000000000000034 [ 283.752920] ffffffff82e39cf4 ffff88003ccefdd8 ffffffff8263f52e 0000000000000001 [ 283.754263] 0000000000000008 ffff88003ccefde8 ffff88003ccefd88 0000000000000005 [ 283.755418] Call Trace: [ 283.755790] [] dump_stack+0x4f/0x7b [ 283.756543] [] panic+0xcd/0x211 [ 283.757254] [] watchdog+0x48c/0x6c0 [ 283.758007] [] ? watchdog+0x8a/0x6c0 [ 283.758788] [] ? __schedule+0x388/0x9e0 [ 283.759599] [] ? reset_hung_task_detector+0x10/0x10 [ 283.760564] [] kthread+0xea/0x100 [ 283.761306] [] ? kthread_create_on_node+0x210/0x210 [ 283.762264] [] ret_from_fork+0x42/0x70 [ 283.763060] [] ? kthread_create_on_node+0x210/0x210 [ 283.764104] Kernel Offset: disabled [ 283.764623] drm_kms_helper: panic occurred, switching back to text console