[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 56.538259] audit: type=1800 audit(1540385132.591:25): pid=6055 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 56.557800] audit: type=1800 audit(1540385132.591:26): pid=6055 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 56.577701] audit: type=1800 audit(1540385132.621:27): pid=6055 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. 2018/10/24 12:46:11 parsed 1 programs syzkaller login: [ 99.761888] ld (6215) used greatest stack depth: 53280 bytes left 2018/10/24 12:46:28 executed programs: 0 [ 113.320626] IPVS: ftp: loaded support on port[0] = 21 [ 113.325193] IPVS: ftp: loaded support on port[0] = 21 [ 113.363859] IPVS: ftp: loaded support on port[0] = 21 [ 113.379767] IPVS: ftp: loaded support on port[0] = 21 [ 113.396565] IPVS: ftp: loaded support on port[0] = 21 [ 113.402848] IPVS: ftp: loaded support on port[0] = 21 [ 116.411256] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.417879] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.426676] device bridge_slave_0 entered promiscuous mode [ 116.664273] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.670770] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.679484] device bridge_slave_0 entered promiscuous mode [ 116.697258] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.703971] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.712347] device bridge_slave_0 entered promiscuous mode [ 116.727477] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.734099] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.742691] device bridge_slave_0 entered promiscuous mode [ 116.756116] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.762657] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.771026] device bridge_slave_1 entered promiscuous mode [ 116.820235] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.826820] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.835364] device bridge_slave_0 entered promiscuous mode [ 116.851138] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.857859] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.866430] device bridge_slave_1 entered promiscuous mode [ 116.883414] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.889859] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.898541] device bridge_slave_0 entered promiscuous mode [ 116.906779] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.913525] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.922155] device bridge_slave_1 entered promiscuous mode [ 117.000601] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.054371] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.060861] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.069467] device bridge_slave_1 entered promiscuous mode [ 117.088966] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.109661] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.116269] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.124731] device bridge_slave_1 entered promiscuous mode [ 117.134146] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.184196] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.191441] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.198198] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.206635] device bridge_slave_1 entered promiscuous mode [ 117.255092] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.284446] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.299013] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.307334] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.443651] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.456200] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.501306] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.621097] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.834279] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.849691] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.863002] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 118.028900] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.046998] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.099046] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.126875] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 118.138439] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 118.221065] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 118.231439] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.241352] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 118.249004] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.297868] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 118.326585] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.335589] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 118.344519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.377401] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.406220] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 118.414184] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.513899] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.691632] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 118.698835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 118.725441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 118.732585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.802253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 118.809306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.934749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 118.942036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 119.075395] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.083563] team0: Port device team_slave_0 added [ 119.121283] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.129416] team0: Port device team_slave_0 added [ 119.205771] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.213954] team0: Port device team_slave_0 added [ 119.324138] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.332337] team0: Port device team_slave_0 added [ 119.383401] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.391448] team0: Port device team_slave_1 added [ 119.412088] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.420085] team0: Port device team_slave_1 added [ 119.430420] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.438591] team0: Port device team_slave_1 added [ 119.445132] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.453270] team0: Port device team_slave_0 added [ 119.484939] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 119.493204] team0: Port device team_slave_0 added [ 119.528778] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.537226] team0: Port device team_slave_1 added [ 119.592211] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.640570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.649577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.703165] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.712291] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.721409] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.729575] team0: Port device team_slave_1 added [ 119.736162] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 119.744753] team0: Port device team_slave_1 added [ 119.767795] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.775148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 119.784359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.795477] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.837607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.846701] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.862042] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.890845] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 119.898195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.907349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.915913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 119.925214] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.968214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 119.992403] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.001412] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.019299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 120.030025] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.039023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 120.046856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.056317] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.064826] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.073932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.082670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 120.091557] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 120.129694] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.164149] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.215129] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 120.246678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.255980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.264746] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.274181] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.282932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.292021] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.301067] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 120.308216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 120.317238] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 120.337544] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.345543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.354637] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.372648] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.384306] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.413714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.422956] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.432093] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.441124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.457340] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.481440] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.495512] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 120.542376] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.551535] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.560332] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.569564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.579195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 120.588379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 120.616414] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.688920] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.757441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.766858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.775696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.785149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 120.795383] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 120.874826] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 120.884420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 122.484908] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.491400] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.498454] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.505000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.513834] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 122.520975] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.598079] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.604638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.611553] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.618134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.627540] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 122.730698] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.737278] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.744323] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.750796] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.759641] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 122.933205] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.939695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.946739] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.953292] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.962107] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 122.982926] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.989397] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.996472] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.003116] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.012460] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 123.126108] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.132728] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.139622] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.146246] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.154851] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 123.532971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.540991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.549390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.557755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.566910] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 130.253101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.404062] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.420779] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.653986] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.791112] 8021q: adding VLAN 0 to HW filter on device bond0 [ 130.948089] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 131.124223] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 131.216996] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 131.285814] 8021q: adding VLAN 0 to HW filter on device bond0 [ 131.298185] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 131.500145] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 131.731354] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.737917] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.746305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.835388] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.855872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.864240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.945896] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 131.952490] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 131.960540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 131.974219] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 132.092160] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 132.099439] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 132.107665] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 132.262802] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 132.269181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 132.277440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 132.497569] 8021q: adding VLAN 0 to HW filter on device team0 [ 132.680307] 8021q: adding VLAN 0 to HW filter on device team0 [ 132.692184] 8021q: adding VLAN 0 to HW filter on device team0 [ 132.709410] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 132.732871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 132.740660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 132.912540] 8021q: adding VLAN 0 to HW filter on device team0 [ 133.024306] 8021q: adding VLAN 0 to HW filter on device team0 [ 133.496735] 8021q: adding VLAN 0 to HW filter on device team0 [ 136.968567] ================================================================== [ 136.976005] BUG: KMSAN: uninit-value in strlen+0x3b/0xa0 [ 136.981491] CPU: 0 PID: 7739 Comm: syz-executor5 Not tainted 4.19.0-rc8+ #70 [ 136.988699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.998072] Call Trace: [ 137.000695] dump_stack+0x306/0x460 [ 137.004353] ? strlen+0x3b/0xa0 [ 137.007681] kmsan_report+0x1a2/0x2e0 [ 137.011528] __msan_warning+0x7c/0xe0 [ 137.015365] strlen+0x3b/0xa0 [ 137.018515] tipc_nl_compat_link_set+0xa40/0x18c0 [ 137.023413] ? tipc_nl_compat_link_dump+0x600/0x600 [ 137.028463] tipc_nl_compat_doit+0x39f/0xae0 [ 137.032946] tipc_nl_compat_recv+0x147c/0x2760 [ 137.037569] ? INIT_BOOL+0xc/0x30 [ 137.041061] ? tipc_nl_node_dump+0x13e0/0x13e0 [ 137.045674] ? tipc_nl_compat_link_dump+0x600/0x600 [ 137.050736] ? tipc_netlink_compat_stop+0x40/0x40 [ 137.055620] genl_rcv_msg+0x185c/0x1a20 [ 137.059622] ? INIT_INT+0xc/0x30 [ 137.063061] ? kmsan_set_origin+0x83/0x140 [ 137.067348] netlink_rcv_skb+0x394/0x640 [ 137.071450] ? genl_unbind+0x380/0x380 [ 137.075392] genl_rcv+0x63/0x80 [ 137.078714] netlink_unicast+0x166d/0x1720 [ 137.082999] ? genl_pernet_exit+0x90/0x90 [ 137.087207] netlink_sendmsg+0x1391/0x1420 [ 137.091515] ___sys_sendmsg+0xe47/0x1200 [ 137.095616] ? netlink_getsockopt+0x1560/0x1560 [ 137.100321] ? __fget+0x8f7/0x940 [ 137.103856] ? __fdget+0x318/0x430 [ 137.107450] __se_sys_sendmsg+0x307/0x460 [ 137.111662] __x64_sys_sendmsg+0x4a/0x70 [ 137.115791] do_syscall_64+0xbe/0x100 [ 137.119645] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 137.124860] RIP: 0033:0x457569 [ 137.128086] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.147023] RSP: 002b:00007f6128519c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.154787] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 137.162094] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 137.169385] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 137.176680] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f612851a6d4 [ 137.183974] R13: 00000000004c387d R14: 00000000004d56d0 R15: 00000000ffffffff [ 137.191270] [ 137.192901] Uninit was created at: [ 137.196473] kmsan_internal_poison_shadow+0xc8/0x1d0 [ 137.201575] kmsan_kmalloc+0xa4/0x120 [ 137.205369] kmsan_slab_alloc+0x10/0x20 [ 137.209344] __kmalloc_node_track_caller+0xb43/0x1400 [ 137.214533] __alloc_skb+0x422/0xe90 [ 137.218246] netlink_sendmsg+0xcaf/0x1420 [ 137.222389] ___sys_sendmsg+0xe47/0x1200 [ 137.226446] __se_sys_sendmsg+0x307/0x460 [ 137.230592] __x64_sys_sendmsg+0x4a/0x70 [ 137.234663] do_syscall_64+0xbe/0x100 [ 137.238478] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 137.243666] ================================================================== [ 137.251026] Disabling lock debugging due to kernel taint [ 137.256465] Kernel panic - not syncing: panic_on_warn set ... [ 137.256465] [ 137.263834] CPU: 0 PID: 7739 Comm: syz-executor5 Tainted: G B 4.19.0-rc8+ #70 [ 137.272402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.281757] Call Trace: [ 137.284392] dump_stack+0x306/0x460 [ 137.288032] panic+0x54c/0xafa [ 137.291254] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 137.296709] kmsan_report+0x2d3/0x2e0 [ 137.300519] __msan_warning+0x7c/0xe0 [ 137.304346] strlen+0x3b/0xa0 [ 137.307479] tipc_nl_compat_link_set+0xa40/0x18c0 [ 137.312356] ? tipc_nl_compat_link_dump+0x600/0x600 [ 137.317377] tipc_nl_compat_doit+0x39f/0xae0 [ 137.321860] tipc_nl_compat_recv+0x147c/0x2760 [ 137.326487] ? INIT_BOOL+0xc/0x30 [ 137.329983] ? tipc_nl_node_dump+0x13e0/0x13e0 [ 137.334578] ? tipc_nl_compat_link_dump+0x600/0x600 [ 137.339598] ? tipc_netlink_compat_stop+0x40/0x40 [ 137.344442] genl_rcv_msg+0x185c/0x1a20 [ 137.348417] ? INIT_INT+0xc/0x30 [ 137.351848] ? kmsan_set_origin+0x83/0x140 [ 137.356096] netlink_rcv_skb+0x394/0x640 [ 137.360166] ? genl_unbind+0x380/0x380 [ 137.364189] genl_rcv+0x63/0x80 [ 137.367493] netlink_unicast+0x166d/0x1720 [ 137.371791] ? genl_pernet_exit+0x90/0x90 [ 137.375975] netlink_sendmsg+0x1391/0x1420 [ 137.380262] ___sys_sendmsg+0xe47/0x1200 [ 137.384372] ? netlink_getsockopt+0x1560/0x1560 [ 137.389084] ? __fget+0x8f7/0x940 [ 137.392577] ? __fdget+0x318/0x430 [ 137.396129] __se_sys_sendmsg+0x307/0x460 [ 137.400296] __x64_sys_sendmsg+0x4a/0x70 [ 137.404382] do_syscall_64+0xbe/0x100 [ 137.408193] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 137.413378] RIP: 0033:0x457569 [ 137.416569] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.435471] RSP: 002b:00007f6128519c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 137.443179] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 137.450442] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 [ 137.457718] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 137.465001] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f612851a6d4 [ 137.472270] R13: 00000000004c387d R14: 00000000004d56d0 R15: 00000000ffffffff [ 137.480406] Kernel Offset: disabled [ 137.484049] Rebooting in 86400 seconds..