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 '10.128.0.38' (ECDSA) to the list of known hosts. 2018/04/27 21:56:44 fuzzer started 2018/04/27 21:56:45 dialing manager at 10.128.0.26:34871 syzkaller login: [ 50.538920] can: request_module (can-proto-0) failed. [ 50.549870] can: request_module (can-proto-0) failed. 2018/04/27 21:56:52 kcov=true, comps=false 2018/04/27 21:56:55 executing program 0: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x4000000) syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000000)=ANY=[@ANYBLOB='+']) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000d7c000)) 2018/04/27 21:56:55 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f00000001c0)={0x14, 0x0, 0x8, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/04/27 21:56:55 executing program 7: socketpair$unix(0x1, 0x3, 0x0, &(0x7f00006ffff8)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f00000bd000), 0x80, 0x0) bind$unix(r1, &(0x7f0000000080)=@file={0x1, './file0\x00'}, 0x6e) recvmmsg(r0, &(0x7f0000000000), 0x379, 0x0, 0x0) 2018/04/27 21:56:55 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f00000001c0)={0x14, 0x2, 0x8, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/04/27 21:56:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)="6578640600", &(0x7f0000000080)='/\x00', 0x0, 0x0, &(0x7f0000000640), 0xa8020, &(0x7f0000000000)=ANY=[]) 2018/04/27 21:56:55 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) semtimedop(0x0, &(0x7f0000000040)=[{0x1, 0xfffffffffffffffa, 0x800}, {0x2, 0x6, 0x800}, {0x0, 0x5, 0x1800}], 0x3, &(0x7f0000000280)={r0, r1+10000000}) semctl$IPC_RMID(0x0, 0x0, 0x0) 2018/04/27 21:56:55 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000eefff0)=@ethernet, 0x10) setsockopt$sock_int(r0, 0x1, 0x4000000000000028, &(0x7f0000e7f000)=0x4, 0x4) sendmsg$can_bcm(r0, &(0x7f0000168000)={&(0x7f0000006000)={0x1d}, 0x10, &(0x7f00004daff0)={&(0x7f0000006fb8)={0x5, 0x0, 0x0, {}, {0x0, 0x2710}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "0b73a01c25e50766"}}, 0x48}, 0x1}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000000)={&(0x7f0000004000)={0x1d}, 0x10, &(0x7f0000002ff0)={&(0x7f0000004fb8)={0x7, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "510200"}}, 0x48}, 0x1}, 0x0) 2018/04/27 21:56:55 executing program 6: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f00000001c0)={0x14, 0x3, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 55.309375] IPVS: ftp: loaded support on port[0] = 21 [ 55.568565] IPVS: ftp: loaded support on port[0] = 21 [ 55.644310] IPVS: ftp: loaded support on port[0] = 21 [ 55.697414] IPVS: ftp: loaded support on port[0] = 21 [ 55.793938] IPVS: ftp: loaded support on port[0] = 21 [ 55.926939] IPVS: ftp: loaded support on port[0] = 21 [ 56.075697] IPVS: ftp: loaded support on port[0] = 21 [ 56.224150] IPVS: ftp: loaded support on port[0] = 21 [ 56.736576] ip (4656) used greatest stack depth: 54312 bytes left [ 57.481322] ip (4717) used greatest stack depth: 53768 bytes left [ 58.495999] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.502597] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.548167] device bridge_slave_0 entered promiscuous mode [ 58.710248] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.716857] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.767214] device bridge_slave_1 entered promiscuous mode [ 58.809432] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.815905] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.833342] device bridge_slave_0 entered promiscuous mode [ 58.981569] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.988132] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.004216] device bridge_slave_0 entered promiscuous mode [ 59.026886] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.079899] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.086419] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.114858] device bridge_slave_0 entered promiscuous mode [ 59.130385] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.136856] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.151600] device bridge_slave_0 entered promiscuous mode [ 59.159926] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.166375] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.176901] device bridge_slave_1 entered promiscuous mode [ 59.246274] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.252795] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.289640] device bridge_slave_1 entered promiscuous mode [ 59.308933] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.320646] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.327155] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.366416] device bridge_slave_1 entered promiscuous mode [ 59.382806] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.408524] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.414998] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.431815] device bridge_slave_0 entered promiscuous mode [ 59.454339] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.460803] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.491520] device bridge_slave_1 entered promiscuous mode [ 59.524688] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.573565] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.583950] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.625221] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.631710] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.680746] device bridge_slave_1 entered promiscuous mode [ 59.706513] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.751762] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.815577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.827093] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.833538] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.888558] device bridge_slave_0 entered promiscuous mode [ 59.921498] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.932745] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.941656] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.948138] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.994217] device bridge_slave_0 entered promiscuous mode [ 60.022932] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.047859] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.054339] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.082653] device bridge_slave_1 entered promiscuous mode [ 60.111959] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.178561] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.185124] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.234230] device bridge_slave_1 entered promiscuous mode [ 60.270951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.286814] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.310947] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.462156] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.476726] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.485897] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.533473] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.563681] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.574349] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.696956] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.704876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.711843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.749227] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.775485] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.782483] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.809774] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.821233] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 60.835547] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 60.972210] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.979265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.009649] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.016737] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.059491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.066726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.080918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.088347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.123330] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 61.161719] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 61.207479] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 61.217357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.309443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 61.319910] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.337192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.371908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.391901] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 61.406854] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 61.417853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.449330] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.487641] team0: Port device team_slave_0 added [ 61.526514] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 61.611843] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 61.728225] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.744098] team0: Port device team_slave_0 added [ 61.782778] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.791618] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 61.806011] team0: Port device team_slave_1 added [ 61.847180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.870107] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.877148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.922107] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 61.942925] team0: Port device team_slave_0 added [ 61.974175] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.004088] team0: Port device team_slave_1 added [ 62.029500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 62.036521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.055704] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.065594] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.090753] team0: Port device team_slave_0 added [ 62.106720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.124073] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.154553] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 62.161730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.178274] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.202702] team0: Port device team_slave_1 added [ 62.214914] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.231957] team0: Port device team_slave_0 added [ 62.253361] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.270353] team0: Port device team_slave_0 added [ 62.289996] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.305684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.317915] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.346625] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.362793] team0: Port device team_slave_1 added [ 62.388814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.396249] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.403939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.415103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.463631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.494441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.515299] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.523415] team0: Port device team_slave_1 added [ 62.554847] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.582272] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.601408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.640514] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.648225] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.664420] team0: Port device team_slave_1 added [ 62.675832] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.691519] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.698512] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.713992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.738487] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.765132] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.785779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.801019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.814163] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.821870] team0: Port device team_slave_0 added [ 62.827888] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.852880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.862516] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.872280] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.881804] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.890434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.910957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.927601] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.952372] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.967685] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.975139] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.982540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.990957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.017073] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.026196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.035734] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.043500] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.052546] team0: Port device team_slave_0 added [ 63.078797] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.093219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.111524] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 63.120859] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.137210] team0: Port device team_slave_1 added [ 63.160371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.179818] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.210241] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 63.217847] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.226861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.256978] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.276778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.293202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.321749] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.331195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.340942] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.356889] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.364560] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.373444] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.389434] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.397722] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 63.407909] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.424087] team0: Port device team_slave_1 added [ 63.448683] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.456162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.472238] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.511223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.544912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.568825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.582904] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.592153] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.606412] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.618209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.632517] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.640880] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.649321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.681244] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 63.689264] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 63.696173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.704943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.740623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.764159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.795282] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.812945] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.840695] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.897924] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.906761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.926224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.971124] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 63.978220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.994527] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.137713] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 64.145415] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.162130] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.211101] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 64.218541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.258226] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.398778] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 64.406447] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.427543] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.766556] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.773123] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.779998] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.786511] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.830477] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.838357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.886273] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.892759] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.899629] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.906111] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.987480] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.085162] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.091667] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.098540] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.105010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.174142] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.210334] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.216832] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.223703] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.230173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.268995] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.290338] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.296821] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.303697] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.310159] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.383759] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.404372] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.410846] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.417706] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.424170] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.442961] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.516679] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.523182] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.530129] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.536590] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.586730] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.848936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.873117] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.904098] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.942132] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.969859] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.992545] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.016253] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.022706] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.029527] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.036132] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.044679] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 67.885534] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.688775] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.948924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.261718] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.396545] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.537795] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.584385] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.615710] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.676410] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.745577] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 75.976395] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.037267] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.267676] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.347134] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.353449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.365213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.451711] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.466745] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.489830] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.633952] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.640670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.652170] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.894689] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.950564] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 76.956884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.965531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.127567] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.133871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.147867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.264518] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.295820] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.316354] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.322647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.334185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.358562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.382584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.413753] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.426093] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.438235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.455286] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.880336] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.937215] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 77.943476] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.967925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.037693] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.081651] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.192559] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.225537] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.778237] 8021q: adding VLAN 0 to HW filter on device team0 2018/04/27 21:57:23 executing program 5: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000eefff0)=@ethernet, 0x10) setsockopt$sock_int(r0, 0x1, 0x4000000000000028, &(0x7f0000e7f000)=0x4, 0x4) sendmsg$can_bcm(r0, &(0x7f0000168000)={&(0x7f0000006000)={0x1d}, 0x10, &(0x7f00004daff0)={&(0x7f0000006fb8)={0x5, 0x0, 0x0, {}, {0x0, 0x2710}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "0b73a01c25e50766"}}, 0x48}, 0x1}, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000000)={&(0x7f0000004000)={0x1d}, 0x10, &(0x7f0000002ff0)={&(0x7f0000004fb8)={0x7, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "510200"}}, 0x48}, 0x1}, 0x0) [ 82.804888] ================================================================== [ 82.812308] BUG: KMSAN: uninit-value in __probe_kernel_read+0x224/0x280 [ 82.819070] CPU: 1 PID: 6599 Comm: syz-executor7 Not tainted 4.16.0+ #87 [ 82.825913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.835264] Call Trace: [ 82.837858] dump_stack+0x185/0x1d0 [ 82.841495] ? __probe_kernel_read+0x224/0x280 [ 82.846076] kmsan_report+0x142/0x240 [ 82.849886] __msan_warning_32+0x6c/0xb0 [ 82.854130] __probe_kernel_read+0x224/0x280 [ 82.858549] ? kmsan_copy_to_user+0x141/0x160 [ 82.863049] ? kmsan_copy_to_user+0x141/0x160 [ 82.867555] is_valid_bugaddr+0xb6/0x1a0 [ 82.871617] ? report_bug+0x4b/0x880 [ 82.875331] ? kmsan_copy_to_user+0x141/0x160 [ 82.879826] report_bug+0x6f/0x880 [ 82.883371] ? __msan_poison_alloca+0x15c/0x1d0 [ 82.888046] ? do_invalid_op+0x46/0x50 [ 82.891931] ? kmsan_copy_to_user+0x141/0x160 [ 82.896426] ? do_error_trap+0xac/0x600 [ 82.900397] ? do_invalid_op+0x46/0x50 [ 82.904280] ? kmsan_copy_to_user+0x141/0x160 [ 82.908774] do_error_trap+0x1aa/0x600 [ 82.912682] ? __kfree_skb+0x23a/0x280 [ 82.916583] do_invalid_op+0x46/0x50 [ 82.920301] invalid_op+0x1b/0x40 [ 82.923757] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 82.928851] RSP: 0018:ffff88015677f968 EFLAGS: 00010206 [ 82.934213] RAX: ffff880155620000 RBX: ffff88015677fb00 RCX: 000000000000000a [ 82.941486] RDX: 00007ffffffff000 RSI: ffff88015677fb00 RDI: 656c69662f2e0001 [ 82.948755] RBP: ffff88015677f9b0 R08: 0000000001080020 R09: ffff8801564ffa24 [ 82.956019] R10: ffff880156c79000 R11: 000000018010000f R12: 000000000000000a [ 82.963292] R13: 656c69662f2e0001 R14: 0000000000000000 R15: 00000000dea000bf [ 82.970590] move_addr_to_user+0x32e/0x530 [ 82.974841] ___sys_recvmsg+0x4e2/0x810 [ 82.978832] ? __msan_poison_alloca+0x15c/0x1d0 [ 82.983503] ? _cond_resched+0x3c/0xd0 [ 82.987400] ? rcu_all_qs+0x32/0x1f0 [ 82.991107] ? _cond_resched+0x3c/0xd0 [ 82.994989] ? __sys_recvmmsg+0x908/0xdb0 [ 82.999138] ? rcu_all_qs+0x32/0x1f0 [ 83.002854] __sys_recvmmsg+0x54e/0xdb0 [ 83.006838] ? __msan_poison_alloca+0x15c/0x1d0 [ 83.011515] SYSC_recvmmsg+0x212/0x3e0 [ 83.015416] SyS_recvmmsg+0x76/0xa0 [ 83.019047] do_syscall_64+0x309/0x430 [ 83.022941] ? __sys_recvmmsg+0xdb0/0xdb0 [ 83.027095] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 83.032283] RIP: 0033:0x455979 [ 83.035467] RSP: 002b:00007f8cd827ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 83.043174] RAX: ffffffffffffffda RBX: 00007f8cd827f6d4 RCX: 0000000000455979 [ 83.050440] RDX: 0000000000000379 RSI: 0000000020000000 RDI: 0000000000000013 [ 83.057703] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 83.064971] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 83.072241] R13: 000000000000049e R14: 00000000006f9f70 R15: 0000000000000000 [ 83.079508] [ 83.081130] Local variable description: ----vmf.i@handle_mm_fault [ 83.087343] Variable was created at: [ 83.091050] handle_mm_fault+0x1cb/0x7e50 [ 83.095175] __do_page_fault+0xec4/0x1a10 [ 83.099295] ================================================================== [ 83.106628] Disabling lock debugging due to kernel taint [ 83.112053] Kernel panic - not syncing: panic_on_warn set ... [ 83.112053] [ 83.119391] CPU: 1 PID: 6599 Comm: syz-executor7 Tainted: G B 4.16.0+ #87 [ 83.127501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.136830] Call Trace: [ 83.139398] dump_stack+0x185/0x1d0 [ 83.143015] panic+0x39d/0x940 [ 83.146204] ? __probe_kernel_read+0x224/0x280 [ 83.150767] kmsan_report+0x238/0x240 [ 83.154544] __msan_warning_32+0x6c/0xb0 [ 83.158582] __probe_kernel_read+0x224/0x280 [ 83.162965] ? kmsan_copy_to_user+0x141/0x160 [ 83.167432] ? kmsan_copy_to_user+0x141/0x160 [ 83.171903] is_valid_bugaddr+0xb6/0x1a0 [ 83.175937] ? report_bug+0x4b/0x880 [ 83.179625] ? kmsan_copy_to_user+0x141/0x160 [ 83.184093] report_bug+0x6f/0x880 [ 83.187610] ? __msan_poison_alloca+0x15c/0x1d0 [ 83.192254] ? do_invalid_op+0x46/0x50 [ 83.196116] ? kmsan_copy_to_user+0x141/0x160 [ 83.200589] ? do_error_trap+0xac/0x600 [ 83.204554] ? do_invalid_op+0x46/0x50 [ 83.208417] ? kmsan_copy_to_user+0x141/0x160 [ 83.212888] do_error_trap+0x1aa/0x600 [ 83.216756] ? __kfree_skb+0x23a/0x280 [ 83.220624] do_invalid_op+0x46/0x50 [ 83.224312] invalid_op+0x1b/0x40 [ 83.227745] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 83.232820] RSP: 0018:ffff88015677f968 EFLAGS: 00010206 [ 83.238161] RAX: ffff880155620000 RBX: ffff88015677fb00 RCX: 000000000000000a [ 83.245408] RDX: 00007ffffffff000 RSI: ffff88015677fb00 RDI: 656c69662f2e0001 [ 83.252654] RBP: ffff88015677f9b0 R08: 0000000001080020 R09: ffff8801564ffa24 [ 83.259908] R10: ffff880156c79000 R11: 000000018010000f R12: 000000000000000a [ 83.267153] R13: 656c69662f2e0001 R14: 0000000000000000 R15: 00000000dea000bf [ 83.274418] move_addr_to_user+0x32e/0x530 [ 83.278643] ___sys_recvmsg+0x4e2/0x810 [ 83.282598] ? __msan_poison_alloca+0x15c/0x1d0 [ 83.287244] ? _cond_resched+0x3c/0xd0 [ 83.291110] ? rcu_all_qs+0x32/0x1f0 [ 83.294805] ? _cond_resched+0x3c/0xd0 [ 83.298668] ? __sys_recvmmsg+0x908/0xdb0 [ 83.302792] ? rcu_all_qs+0x32/0x1f0 [ 83.306485] __sys_recvmmsg+0x54e/0xdb0 [ 83.310437] ? __msan_poison_alloca+0x15c/0x1d0 [ 83.315085] SYSC_recvmmsg+0x212/0x3e0 [ 83.318952] SyS_recvmmsg+0x76/0xa0 [ 83.322557] do_syscall_64+0x309/0x430 [ 83.326423] ? __sys_recvmmsg+0xdb0/0xdb0 [ 83.330551] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 83.335718] RIP: 0033:0x455979 [ 83.338884] RSP: 002b:00007f8cd827ec68 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 83.346567] RAX: ffffffffffffffda RBX: 00007f8cd827f6d4 RCX: 0000000000455979 [ 83.353813] RDX: 0000000000000379 RSI: 0000000020000000 RDI: 0000000000000013 [ 83.361068] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 83.368318] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 83.375565] R13: 000000000000049e R14: 00000000006f9f70 R15: 0000000000000000 [ 83.383274] Dumping ftrace buffer: [ 83.386792] (ftrace buffer empty) [ 83.390473] Kernel Offset: disabled [ 83.394071] Rebooting in 86400 seconds..