INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 '10.128.10.12' (ECDSA) to the list of known hosts. 2018/04/21 16:40:20 fuzzer started 2018/04/21 16:40:20 dialing manager at 10.128.0.26:42949 syzkaller login: [ 49.589168] can: request_module (can-proto-0) failed. [ 49.600248] can: request_module (can-proto-0) failed. 2018/04/21 16:40:27 kcov=true, comps=false 2018/04/21 16:40:29 executing program 0: 2018/04/21 16:40:29 executing program 1: 2018/04/21 16:40:29 executing program 7: 2018/04/21 16:40:29 executing program 4: 2018/04/21 16:40:29 executing program 5: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f0000000000)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) connect$inet(r0, &(0x7f00000006c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000040)=0x2, 0xfed6) sendfile(r0, r1, &(0x7f00005faff8), 0xff7b) 2018/04/21 16:40:29 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000004fec)={0x2, 0x4, 0x100000001, 0x40}, 0x14) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r0, &(0x7f0000001440), &(0x7f0000001300)=""/166}, 0x533) 2018/04/21 16:40:29 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fb3000)='./file0\x00', 0x0) mount(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='mqueue\x00', 0x0, &(0x7f0000e2ef53)) umount2(&(0x7f0000000040)='./file0\x00', 0x4) timer_create(0x0, &(0x7f0000000200)={0x0, 0x0, 0x5, @thr={&(0x7f0000000140), &(0x7f00000001c0)}}, &(0x7f0000000240)) umount2(&(0x7f0000a23000)='./file0\x00', 0xc) 2018/04/21 16:40:29 executing program 3: syz_emit_ethernet(0x1, &(0x7f0000000100)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)) [ 53.636256] IPVS: ftp: loaded support on port[0] = 21 [ 53.784828] IPVS: ftp: loaded support on port[0] = 21 [ 53.839811] IPVS: ftp: loaded support on port[0] = 21 [ 53.914950] IPVS: ftp: loaded support on port[0] = 21 [ 54.021641] IPVS: ftp: loaded support on port[0] = 21 [ 54.121812] IPVS: ftp: loaded support on port[0] = 21 [ 54.246713] IPVS: ftp: loaded support on port[0] = 21 [ 54.416668] IPVS: ftp: loaded support on port[0] = 21 [ 55.557300] ip (4699) used greatest stack depth: 54408 bytes left [ 56.012294] ip (4735) used greatest stack depth: 54200 bytes left [ 56.341765] ip (4761) used greatest stack depth: 53928 bytes left [ 56.643462] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.649944] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.690816] device bridge_slave_0 entered promiscuous mode [ 56.900175] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.906660] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.935206] device bridge_slave_1 entered promiscuous mode [ 57.009254] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.015747] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.037256] device bridge_slave_0 entered promiscuous mode [ 57.095404] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.101881] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.133272] device bridge_slave_0 entered promiscuous mode [ 57.151880] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.158326] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.183124] device bridge_slave_0 entered promiscuous mode [ 57.252218] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.260182] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.266636] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.284672] device bridge_slave_1 entered promiscuous mode [ 57.319243] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.325709] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.369177] device bridge_slave_1 entered promiscuous mode [ 57.418125] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.424582] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.461531] device bridge_slave_1 entered promiscuous mode [ 57.499130] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.506553] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.521171] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.545300] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.551755] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.610267] device bridge_slave_0 entered promiscuous mode [ 57.662076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.718714] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.726171] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.732607] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.753205] device bridge_slave_0 entered promiscuous mode [ 57.783145] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.866836] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.873332] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.906865] device bridge_slave_1 entered promiscuous mode [ 57.919964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.960185] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.966633] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.986974] device bridge_slave_0 entered promiscuous mode [ 58.002465] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.008889] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.031081] device bridge_slave_1 entered promiscuous mode [ 58.066793] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.078376] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.084860] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.130098] device bridge_slave_0 entered promiscuous mode [ 58.213103] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.228130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.242472] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.248976] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.296171] device bridge_slave_1 entered promiscuous mode [ 58.349865] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.365847] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.372341] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.395931] device bridge_slave_1 entered promiscuous mode [ 58.424463] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.434362] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.479888] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.491534] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.569485] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.583731] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.667216] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.680157] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.694467] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.705634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.753170] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.821688] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.828636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.849021] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.860173] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.867167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.948603] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.964398] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.971410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.000717] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.007674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.040717] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.047706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.117134] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.127728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.134689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.158773] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.185736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.192741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.210510] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.240166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.348526] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.365904] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.379348] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.390455] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.584514] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.614515] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.622604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.639835] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.655572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.708490] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.744497] team0: Port device team_slave_0 added [ 59.765764] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.778291] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.785587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.871932] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.878944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.918994] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.948503] team0: Port device team_slave_0 added [ 59.960324] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.976023] team0: Port device team_slave_0 added [ 60.001620] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.014791] team0: Port device team_slave_0 added [ 60.025475] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.062902] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.069856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.092016] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.120151] team0: Port device team_slave_1 added [ 60.140282] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.164692] team0: Port device team_slave_1 added [ 60.211272] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.218693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.236820] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.256118] team0: Port device team_slave_1 added [ 60.263228] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.278266] team0: Port device team_slave_1 added [ 60.290434] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.299445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.312710] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.341420] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.355585] team0: Port device team_slave_0 added [ 60.405671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.416145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.427280] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.450321] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.457761] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.467477] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.484933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.521208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.548065] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.559231] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.581871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.620127] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 60.632606] team0: Port device team_slave_1 added [ 60.648351] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.656768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.674773] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.694350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.704608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.730620] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.750728] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 60.769987] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 60.780999] team0: Port device team_slave_0 added [ 60.793787] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.800688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.813752] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.834347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.865365] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.903965] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 60.912462] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.929516] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.938503] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 60.945840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.956865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.977569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 60.984583] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.002169] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.020602] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.028503] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.049166] team0: Port device team_slave_0 added [ 61.076349] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.084804] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.099929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.117921] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.147318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.159346] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.167549] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.182779] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.198146] team0: Port device team_slave_1 added [ 61.203587] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.215534] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.235419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.255804] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.285174] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.297999] team0: Port device team_slave_0 added [ 61.307226] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.319987] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.328510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.351284] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.359302] team0: Port device team_slave_1 added [ 61.375971] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.383434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.403692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.437847] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.445552] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.470857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.508479] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.522759] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.546145] team0: Port device team_slave_1 added [ 61.563954] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.577178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.595235] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.612364] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.619590] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.648493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.687201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.714572] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.724892] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.731841] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.743921] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.784819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.793607] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 61.807738] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.845249] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.869307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.896208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.931297] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 61.939543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.963376] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.018300] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.031940] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.041275] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.073000] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.111585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.143678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.206744] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.215477] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.232320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.264805] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.272798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.288242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.326788] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.335728] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.381195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.527789] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.535266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.550527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.597622] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.605776] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.618400] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.697753] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.704234] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.711132] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.717594] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.787109] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 63.797778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.831529] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.837980] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.844795] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.851254] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.859633] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.070028] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.076553] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.083423] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.089880] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.129133] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.151946] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.158402] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.165257] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.171699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.233252] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.505580] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.512134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.518915] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.525374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.586781] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.784643] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.791125] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.798002] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.804484] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.817903] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.834083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.842393] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.851376] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.865853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.880310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.097164] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.103626] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.110452] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.116906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.124433] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.155552] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.162084] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.168936] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.175400] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.185517] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.887819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.901799] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.509700] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.660136] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.053737] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.300618] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 73.382584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.468672] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.529153] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 73.745549] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.801539] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.855878] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 73.915260] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.175234] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 74.181902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.199341] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.226738] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.246412] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.338510] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 74.344825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.360111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.564916] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.674110] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.700788] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 74.771079] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 74.777384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.799487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.069165] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.075469] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.083318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.113970] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.151511] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.183544] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.189941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.214525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.398690] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.405082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.421148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.552261] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.558571] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.575877] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.606402] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 75.613811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.642138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.671308] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.928289] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.158172] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.273203] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.353960] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.402082] 8021q: adding VLAN 0 to HW filter on device team0 2018/04/21 16:40:58 executing program 0: r0 = creat(&(0x7f00000000c0)='./file0\x00', 0x0) connect$vsock_dgram(0xffffffffffffffff, &(0x7f0000000480)={0x28, 0x0, 0x0, @host=0x2}, 0x10) ioctl$fiemap(r0, 0x40086602, &(0x7f0000000480)=ANY=[]) unlink(&(0x7f0000000140)='./file0\x00') 2018/04/21 16:40:58 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmmsg$alg(r0, &(0x7f0000000fc0)=[{}, {0x0, 0x0, &(0x7f0000000240), 0xffffffffffffe90, 0x0, 0xfffffffffffffd98, 0x1}], 0x2, 0x0) 2018/04/21 16:40:58 executing program 4: mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) setxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000001c0)=@known='trusted.syz\x00', &(0x7f0000000100)='/vmnet0\x00', 0x11f, 0x0) unlink(&(0x7f0000000140)='./file0\x00') 2018/04/21 16:40:58 executing program 1: r0 = socket(0x1e, 0x2, 0x0) sendmsg(r0, &(0x7f000095ffc8)={&(0x7f00004aeb5c)=@generic={0x10000000001e, "bc07000000008d0000000001e526cc573c5bf86c483724c71e14dd6a739effea1b48006be61ffe00000003000000f8000007003f010039d8f986ff01000000000000af50d5fe32c419d67bcbc7e3ad316a198374edb9b7341c1fd4cb24281e27800000100076c3979ac40000bd837e2e78a1dfd300881a1565b3b16d7436"}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000280)="56bd9a550c05d66c0a6618c0a9ceb36304d39f5b294c69fa7b7823a5dd64e4e7c55b029d392163d0c541ad88761a652be16be90701d01f2879da84f57000f0b16e", 0x41}], 0x1, &(0x7f00002d4000), 0x0, 0x2000000000000000}, 0x0) 2018/04/21 16:40:58 executing program 3: r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000000)={0x2, 0x0, @rand_addr=0x6}, 0x10) 2018/04/21 16:40:58 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b55000)={0x2, 0x2}, 0x10) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000580)=0xffffffffffffffff) fcntl$setsig(r0, 0xa, 0x3e) sendto$inet(r0, &(0x7f00005c9000), 0x0, 0x900000020000000, &(0x7f0000000000)={0x2, 0x2, @loopback=0x7f000001}, 0x10) ioctl$int_in(r0, 0x5452, &(0x7f00000003c0)=0x2) sendto$inet(r0, &(0x7f0000000300)='U', 0x1, 0x1, 0x0, 0x0) 2018/04/21 16:40:58 executing program 2: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f0000000000)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) connect$inet(r0, &(0x7f00000006c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000040)=0x2, 0xfed6) sendfile(r0, r1, &(0x7f00005faff8), 0xff7b) 2018/04/21 16:40:58 executing program 5: perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x2, 0x0) r1 = open(&(0x7f0000000000)='./file0\x00', 0x28042, 0x0) connect$inet6(r0, &(0x7f0000d3cfe4)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, 0x1c) fallocate(r1, 0x0, 0xffff, 0x1f) connect$inet(r0, &(0x7f00000006c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000040)=0x2, 0xfed6) sendfile(r0, r1, &(0x7f00005faff8), 0xff7b) [ 81.218645] RDS: rds_bind could not find a transport for 0.0.0.6, load rds_tcp or rds_rdma? 2018/04/21 16:40:58 executing program 6: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r0, 0x107, 0x14, &(0x7f0000000000)=0x3, 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_dccp_int(0xffffffffffffffff, 0x21, 0x0, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f00000001c0)={0x0, {0x2}, {0x2, 0x0, @multicast1=0xe0000001}, {0x2, 0x0, @loopback=0x7f000001}, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)='veth1\x00'}) ioctl$TUNSETOFFLOAD(0xffffffffffffffff, 0x400454d0, 0x0) sendto$inet6(r0, &(0x7f0000000040), 0x135, 0x0, &(0x7f0000008000)={0xa, 0x0, 0xb, @loopback={0x0, 0x1}}, 0x1c) 2018/04/21 16:40:58 executing program 4: syz_emit_ethernet(0x1, &(0x7f0000000040)=ANY=[@ANYBLOB="cdf1067be117aaaaaaaaaa0086dd60ce40900028000000000000000000000000000000000000fe80000000000000000000000000000000020000000000000708000000000401907800ef44d000a2dcb50000000000000000000000000000"], &(0x7f0000000280)) [ 81.263950] ================================================================== [ 81.271371] BUG: KMSAN: uninit-value in tipc_node_get_mtu+0x200/0x7a0 [ 81.277964] CPU: 0 PID: 6637 Comm: syz-executor1 Not tainted 4.16.0+ #85 [ 81.284795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.294139] Call Trace: [ 81.296729] dump_stack+0x185/0x1d0 [ 81.300359] ? tipc_node_get_mtu+0x200/0x7a0 [ 81.304767] kmsan_report+0x142/0x240 [ 81.308575] __msan_warning_32+0x6c/0xb0 [ 81.312645] tipc_node_get_mtu+0x200/0x7a0 [ 81.316887] __tipc_sendmsg+0x1b32/0x41c0 [ 81.321043] ? kmsan_set_origin_inline+0x6b/0x120 [ 81.325892] ? __msan_poison_alloca+0x15c/0x1d0 [ 81.330561] ? local_bh_enable+0x36/0x40 [ 81.334637] tipc_sendmsg+0xeb/0x140 [ 81.338355] ? tipc_recvmsg+0x1c30/0x1c30 [ 81.342506] ___sys_sendmsg+0xec0/0x1310 [ 81.346577] ? __fdget+0x4e/0x60 [ 81.349955] SYSC_sendmsg+0x2a3/0x3d0 [ 81.353762] SyS_sendmsg+0x54/0x80 [ 81.357303] do_syscall_64+0x309/0x430 2018/04/21 16:40:58 executing program 4: syz_mount_image$ntfs(&(0x7f0000000100)='ntfs\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x0, &(0x7f00000003c0), 0x0, &(0x7f00000002c0)={[{@dmask={'dmask', 0x3d}, 0x2c}]}) [ 81.361197] ? ___sys_sendmsg+0x1310/0x1310 [ 81.365522] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 81.370708] RIP: 0033:0x455389 [ 81.373891] RSP: 002b:00007fceaf3f4c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.381592] RAX: ffffffffffffffda RBX: 00007fceaf3f56d4 RCX: 0000000000455389 [ 81.388855] RDX: 0000000000000000 RSI: 000000002095ffc8 RDI: 0000000000000013 [ 81.396120] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 81.403383] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 81.410650] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 81.417914] [ 81.419532] Local variable description: ----dnode@__tipc_sendmsg [ 81.425665] Variable was created at: [ 81.429382] __tipc_sendmsg+0x20c/0x41c0 [ 81.433446] tipc_sendmsg+0xeb/0x140 [ 81.437146] ================================================================== [ 81.444496] Disabling lock debugging due to kernel taint [ 81.449934] Kernel panic - not syncing: panic_on_warn set ... [ 81.449934] 2018/04/21 16:40:58 executing program 0: syz_mount_image$xfs(&(0x7f0000000fc0)='xfs\x00', &(0x7f0000001000)='./file0\x00', 0x0, 0x1, &(0x7f0000002640)=[{&(0x7f0000001540)="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", 0x1fd, 0x3}], 0x0, &(0x7f0000002740)={'nouuid,'}) [ 81.457297] CPU: 0 PID: 6637 Comm: syz-executor1 Tainted: G B 4.16.0+ #85 [ 81.465429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.474773] Call Trace: [ 81.477362] dump_stack+0x185/0x1d0 [ 81.480996] panic+0x39d/0x940 [ 81.484208] ? tipc_node_get_mtu+0x200/0x7a0 [ 81.488612] kmsan_report+0x238/0x240 [ 81.492420] __msan_warning_32+0x6c/0xb0 [ 81.496481] tipc_node_get_mtu+0x200/0x7a0 [ 81.500719] __tipc_sendmsg+0x1b32/0x41c0 [ 81.504871] ? kmsan_set_origin_inline+0x6b/0x120 [ 81.509714] ? __msan_poison_alloca+0x15c/0x1d0 2018/04/21 16:40:58 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) readv(r1, &(0x7f0000000300)=[{&(0x7f0000000240)=""/188, 0xbc}], 0x1) [ 81.514387] ? local_bh_enable+0x36/0x40 [ 81.518461] tipc_sendmsg+0xeb/0x140 [ 81.522173] ? tipc_recvmsg+0x1c30/0x1c30 [ 81.526320] ___sys_sendmsg+0xec0/0x1310 [ 81.530389] ? __fdget+0x4e/0x60 [ 81.533779] SYSC_sendmsg+0x2a3/0x3d0 [ 81.537584] SyS_sendmsg+0x54/0x80 [ 81.541125] do_syscall_64+0x309/0x430 [ 81.545016] ? ___sys_sendmsg+0x1310/0x1310 [ 81.549344] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 81.554526] RIP: 0033:0x455389 [ 81.557709] RSP: 002b:00007fceaf3f4c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 81.565422] RAX: ffffffffffffffda RBX: 00007fceaf3f56d4 RCX: 0000000000455389 [ 81.572694] RDX: 0000000000000000 RSI: 000000002095ffc8 RDI: 0000000000000013 [ 81.579958] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 81.587228] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 81.594496] R13: 00000000000004d5 R14: 00000000006fa498 R15: 0000000000000000 [ 81.602219] Dumping ftrace buffer: [ 81.605742] (ftrace buffer empty) [ 81.609429] Kernel Offset: disabled [ 81.613031] Rebooting in 86400 seconds..