[....] 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[ 32.084470] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.467203] random: sshd: uninitialized urandom read (32 bytes read) [ 35.912612] random: sshd: uninitialized urandom read (32 bytes read) [ 37.266752] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.41' (ECDSA) to the list of known hosts. [ 42.798118] random: sshd: uninitialized urandom read (32 bytes read) 2018/05/11 08:47:14 fuzzer started 2018/05/11 08:47:15 dialing manager at 10.128.0.26:45945 [ 65.071686] can: request_module (can-proto-0) failed. [ 65.083213] can: request_module (can-proto-0) failed. 2018/05/11 08:47:38 kcov=true, comps=false 2018/05/11 08:47:43 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="c6295e4eca6c09b612ec6f") r1 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r1, &(0x7f0000360000)={0xff3f, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x3fff, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) 2018/05/11 08:47:43 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") r1 = socket$inet(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000eed000)={0x2, 0x4e21}, 0x10) syz_emit_ethernet(0x2a, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}, @udp={0x0, 0x4e21, 0x8}}}}}, 0x0) 2018/05/11 08:47:43 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="0400024eca0200b612ec6f") r1 = socket$inet6(0xa, 0x800000806, 0x0) setsockopt$inet6_buf(r1, 0x29, 0x39, &(0x7f0000e86000)="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", 0x118) 2018/05/11 08:47:43 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000080)=@ipv6_deladdr={0x2c, 0x15, 0x201, 0x0, 0x0, {0xa}, [@IFA_ADDRESS={0x14, 0x1}]}, 0x2c}, 0x1}, 0x0) 2018/05/11 08:47:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") seccomp(0x200000000000001, 0x0, &(0x7f00008ff000)={0x1, &(0x7f0000002ff8)=[{0x6, 0x0, 0x0, 0xffffffff}]}) readahead(0xffffffffffffffff, 0x0, 0x0) 2018/05/11 08:47:43 executing program 6: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'kw(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820faeb995298992ea54c7beef9f5d56534c90c2", 0x18) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000002b80)=[{0x0, 0x0, &(0x7f0000000740)=[{&(0x7f00000006c0)="1073831ec8a18564c0832c6569673771", 0x10}], 0x1}], 0x1, 0x0) recvmmsg(r2, &(0x7f0000003340)=[{{&(0x7f00000000c0)=@sco, 0x80, &(0x7f0000000800), 0x0, &(0x7f0000000140)=""/94, 0x5e}}, {{&(0x7f00000001c0)=@pptp={0x0, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000000080)=[{&(0x7f0000003100)=""/226, 0xe2}], 0x1, &(0x7f0000000240)=""/239, 0xef}}], 0x2, 0x0, 0x0) 2018/05/11 08:47:43 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="c629594eca6c09b632ec6f") r1 = socket$inet6(0xa, 0x3, 0x2b) setsockopt$inet6_opts(r1, 0x29, 0x36, &(0x7f0000000080)=@hopopts={0x0, 0x1b, [], [@generic={0x0, 0xd6, "343716de5a373cf615d1fddc6e3469c454c7d11117acee83ae421194141d45ca5c391250656f1b312891736c5633c5b52a18282a7ab88dfad582bbbb84acf8563c1a6bafb72cf4c793fd6b0548b62c2dc89df111f27fb79baf5cfdfd180e54bbab21aee76fd07eff9915a6a713f48c242f0bc443434d665ea2ca5e15779c0495d8936751c1ab4b5260c2af9c6744996099c71d5a1dad1bfc8b51c469c8afa5cd41c36ebc499b3f24f651d28f7dbf655e60bff7a2554af3cf8572a508c4eb1ef6f329d3fef7cf85a19b75422b14c6d4e910aceaa77e9b"}]}, 0xe0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x2000000000009}, 0x1c) sendmsg(r1, &(0x7f00000009c0)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000240)="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", 0x4a5}], 0x1, &(0x7f0000000780)}, 0x0) 2018/05/11 08:47:43 executing program 1: r0 = socket(0xa, 0x802, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c6295e4eca6c09b612ec6f") r1 = memfd_create(&(0x7f0000f9dffe)="c403", 0x0) mmap(&(0x7f0000000000/0xaa7000)=nil, 0xaa7000, 0x0, 0x12, r1, 0x0) madvise(&(0x7f0000763000/0x4000)=nil, 0x4000, 0xf) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0xe) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) [ 72.271314] IPVS: ftp: loaded support on port[0] = 21 [ 72.308995] IPVS: ftp: loaded support on port[0] = 21 [ 72.351985] IPVS: ftp: loaded support on port[0] = 21 [ 72.397583] IPVS: ftp: loaded support on port[0] = 21 [ 72.424762] IPVS: ftp: loaded support on port[0] = 21 [ 72.429127] IPVS: ftp: loaded support on port[0] = 21 [ 72.434846] IPVS: ftp: loaded support on port[0] = 21 [ 72.463679] IPVS: ftp: loaded support on port[0] = 21 [ 74.416405] ip (4729) used greatest stack depth: 54456 bytes left [ 75.021433] ip (4774) used greatest stack depth: 54072 bytes left [ 75.794950] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.801455] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.813683] device bridge_slave_0 entered promiscuous mode [ 75.883107] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.889624] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.909200] device bridge_slave_0 entered promiscuous mode [ 75.955957] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.962446] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.990162] device bridge_slave_0 entered promiscuous mode [ 76.011532] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.018114] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.033457] device bridge_slave_1 entered promiscuous mode [ 76.067872] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.074394] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.113665] device bridge_slave_1 entered promiscuous mode [ 76.135743] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.142227] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.152117] device bridge_slave_0 entered promiscuous mode [ 76.188301] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.194783] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.212531] device bridge_slave_0 entered promiscuous mode [ 76.233436] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.239940] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.267180] device bridge_slave_0 entered promiscuous mode [ 76.287654] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.294162] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.302373] device bridge_slave_1 entered promiscuous mode [ 76.310158] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.324479] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.330963] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.341072] device bridge_slave_0 entered promiscuous mode [ 76.362734] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.369195] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.404180] device bridge_slave_0 entered promiscuous mode [ 76.424677] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.431181] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.451863] device bridge_slave_1 entered promiscuous mode [ 76.471179] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.479102] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.485543] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.501300] device bridge_slave_1 entered promiscuous mode [ 76.519071] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.536838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.544381] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.550863] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.580491] device bridge_slave_1 entered promiscuous mode [ 76.608587] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.615161] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.643956] device bridge_slave_1 entered promiscuous mode [ 76.658646] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.665159] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.682702] device bridge_slave_1 entered promiscuous mode [ 76.702336] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.710953] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.725816] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.747771] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.772937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.838621] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.923226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.933309] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 76.950720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 76.964004] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.048484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.189545] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 77.236282] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.274072] ip (4930) used greatest stack depth: 53800 bytes left [ 77.324779] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.452721] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.464653] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.556572] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.572701] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.633185] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.646919] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.656549] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.687117] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.741463] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.762940] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.785237] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.813340] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 77.840532] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.847551] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.901106] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.950721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 77.957742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.978416] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 78.026557] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 78.036523] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.060494] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.073816] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 78.089407] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.096395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.147651] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.155718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.174153] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.181206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.238707] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.245711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.279195] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.286194] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.330070] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.338372] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 78.346068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.354907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.447743] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.454788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.471381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.478381] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.537701] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 78.549159] team0: Port device team_slave_0 added [ 78.579943] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.587566] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.605614] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 78.612678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.787990] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 78.812693] team0: Port device team_slave_1 added [ 78.823818] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 78.841147] team0: Port device team_slave_0 added [ 78.886457] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 78.907058] team0: Port device team_slave_0 added [ 78.937950] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 78.974652] team0: Port device team_slave_0 added [ 79.012004] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.048748] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.063986] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.094756] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.114202] team0: Port device team_slave_1 added [ 79.132568] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.150587] team0: Port device team_slave_1 added [ 79.170852] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 79.180682] team0: Port device team_slave_0 added [ 79.205946] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.216496] team0: Port device team_slave_1 added [ 79.230844] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 79.248111] team0: Port device team_slave_0 added [ 79.281612] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 79.298714] team0: Port device team_slave_0 added [ 79.320173] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.327223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.352921] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.380126] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.394536] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.404632] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.436917] team0: Port device team_slave_1 added [ 79.462652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.479580] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.493682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.505818] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.517593] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 79.524976] team0: Port device team_slave_0 added [ 79.542680] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 79.551146] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.558639] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.576371] team0: Port device team_slave_1 added [ 79.584246] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.602336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.620227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.635991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.649614] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.670986] team0: Port device team_slave_1 added [ 79.681196] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.692852] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.704648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.715289] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.730194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.748137] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.771270] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 79.778570] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.786850] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 79.804456] team0: Port device team_slave_1 added [ 79.816819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.842899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.869461] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.890085] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.902881] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 79.911783] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.920384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.939867] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.953162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.972150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.982207] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 79.990261] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 79.997509] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 80.006654] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 80.015960] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.025496] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 80.034474] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.075816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.104995] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.139233] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.171771] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.182597] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.191339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.199563] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.207452] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.215810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.223701] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.231788] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.263369] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 80.270461] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.281833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.302944] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.313339] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.326493] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.340345] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.352474] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.376227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.405755] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.425385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.434745] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.444072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.459889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.468562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.480204] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 80.490428] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.499325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.510398] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.518452] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.527786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.550956] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.560246] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.569970] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.589098] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.604526] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.632206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.650069] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.659591] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.667735] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.684008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.696604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.716833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.739863] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 80.772230] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.788796] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.877136] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.884582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.903067] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.949579] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 80.958107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.981218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.658538] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.665108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.671964] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.678437] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.710130] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 82.717980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 82.956145] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.962651] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.969545] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.976006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.011633] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.024894] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.031366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.038251] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.044705] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.082168] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.105960] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.112423] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.119310] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.125745] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.163311] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.173388] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.179860] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.186691] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.193122] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.227431] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.234354] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.240820] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.247663] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.254121] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.271201] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.377379] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.383868] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.390741] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.397185] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.457950] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.487709] random: crng init done [ 83.512572] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.519093] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.525941] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.532426] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.626127] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 83.743209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.756120] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.792953] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.823342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.856941] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.876607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.884168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.612576] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.739837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.904581] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.928224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.101657] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.126848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.370845] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.410308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.537877] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.774683] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.810649] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.835593] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 92.867344] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 93.003697] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 93.132984] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.139289] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.150833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.215193] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 93.400680] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.406956] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.417731] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.642077] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.648583] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.660304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.700576] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.707080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.716658] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.739956] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.752071] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 93.758541] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.803120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.885013] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 93.891757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.900550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.972581] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.167676] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 94.173958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.186704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.244560] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.495548] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.622162] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.676866] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 94.683298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.699223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.717469] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.732328] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.074101] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.518088] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.041722] audit: type=1326 audit(1526028491.040:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=6561 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x455979 code=0xffff0000 [ 99.173661] ================================================================== [ 99.181079] BUG: KMSAN: uninit-value in is_valid_bugaddr+0x17f/0x1a0 [ 99.187580] CPU: 0 PID: 6576 Comm: syz-executor5 Not tainted 4.17.0-rc3+ #88 [ 99.194760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.204108] Call Trace: [ 99.206683] dump_stack+0x185/0x1d0 [ 99.210295] ? is_valid_bugaddr+0x17f/0x1a0 [ 99.214601] kmsan_report+0x142/0x240 [ 99.218386] __msan_warning_32+0x6c/0xb0 [ 99.222430] ? kmsan_copy_to_user+0x141/0x160 [ 99.226909] ? kmsan_copy_to_user+0x141/0x160 [ 99.231390] is_valid_bugaddr+0x17f/0x1a0 [ 99.235525] ? report_bug+0x4b/0x880 [ 99.239222] ? kmsan_copy_to_user+0x141/0x160 [ 99.243697] report_bug+0x6f/0x880 [ 99.247219] ? __msan_poison_alloca+0x15c/0x1d0 [ 99.251876] ? do_invalid_op+0x46/0x50 [ 99.255755] ? kmsan_copy_to_user+0x141/0x160 [ 99.260240] ? do_error_trap+0xac/0x600 [ 99.264219] ? do_invalid_op+0x46/0x50 [ 99.268101] ? kmsan_copy_to_user+0x141/0x160 [ 99.272583] do_error_trap+0x1aa/0x600 [ 99.276455] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 99.281888] ? futex_wait_queue_me+0x681/0x710 [ 99.286481] do_invalid_op+0x46/0x50 [ 99.290195] invalid_op+0x14/0x20 [ 99.293637] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 99.298721] RSP: 0018:ffff88014763fa20 EFLAGS: 00010206 [ 99.304066] RAX: ffff8801481e0000 RBX: ffff88014763fa78 RCX: 0000000000000028 [ 99.311323] RDX: 00007ffffffff000 RSI: ffff88014763fa78 RDI: abc15167936fec32 [ 99.318584] RBP: ffff88014763fa68 R08: 0000000001080020 R09: ffff88014764fa78 [ 99.325842] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000028 [ 99.333094] R13: abc15167936fec32 R14: 0000000000000000 R15: 0000000000000000 [ 99.340368] inet_gifconf+0x345/0x500 [ 99.344158] ? inet_netconf_fill_devconf+0xc30/0xc30 [ 99.349244] dev_ifconf+0x2b3/0x500 [ 99.352856] sock_do_ioctl+0x39b/0x6b0 [ 99.356731] sock_ioctl+0x400/0xca0 [ 99.360341] ? __x64_sys_ioctl+0x280/0x320 [ 99.364568] ? sock_poll+0x370/0x370 [ 99.368264] do_vfs_ioctl+0xaf0/0x2440 [ 99.372133] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 99.377476] ? __fget_light+0x6b9/0x710 [ 99.381435] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 99.386782] __x64_sys_ioctl+0x280/0x320 [ 99.390829] do_syscall_64+0x154/0x220 [ 99.394705] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 99.399878] RIP: 0033:0x455979 [ 99.403048] RSP: 002b:00007f6d3f7fdc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 99.410741] RAX: ffffffffffffffda RBX: 00007f6d3f7fe6d4 RCX: 0000000000455979 [ 99.418004] RDX: 0000000020000100 RSI: 0000000000008912 RDI: 0000000000000015 [ 99.425262] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 99.432514] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 99.439775] R13: 000000000000018f R14: 00000000006f6608 R15: 0000000000000000 [ 99.447032] [ 99.448643] Local variable description: ----fl6@do_ipv6_setsockopt [ 99.454936] Variable was created at: [ 99.458638] do_ipv6_setsockopt+0x139/0x67d0 [ 99.463031] ipv6_setsockopt+0xf8/0x340 [ 99.466982] ================================================================== [ 99.474318] Disabling lock debugging due to kernel taint [ 99.479748] Kernel panic - not syncing: panic_on_warn set ... [ 99.479748] [ 99.487093] CPU: 0 PID: 6576 Comm: syz-executor5 Tainted: G B 4.17.0-rc3+ #88 [ 99.495649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.504985] Call Trace: [ 99.507566] dump_stack+0x185/0x1d0 [ 99.511178] panic+0x39d/0x940 [ 99.514370] ? is_valid_bugaddr+0x17f/0x1a0 [ 99.518681] kmsan_report+0x238/0x240 [ 99.522469] __msan_warning_32+0x6c/0xb0 [ 99.526513] ? kmsan_copy_to_user+0x141/0x160 [ 99.530993] ? kmsan_copy_to_user+0x141/0x160 [ 99.535480] is_valid_bugaddr+0x17f/0x1a0 [ 99.539611] ? report_bug+0x4b/0x880 [ 99.543309] ? kmsan_copy_to_user+0x141/0x160 [ 99.547789] report_bug+0x6f/0x880 [ 99.551315] ? __msan_poison_alloca+0x15c/0x1d0 [ 99.555977] ? do_invalid_op+0x46/0x50 [ 99.559855] ? kmsan_copy_to_user+0x141/0x160 [ 99.564337] ? do_error_trap+0xac/0x600 [ 99.568294] ? do_invalid_op+0x46/0x50 [ 99.572169] ? kmsan_copy_to_user+0x141/0x160 [ 99.576650] do_error_trap+0x1aa/0x600 [ 99.580520] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 99.585952] ? futex_wait_queue_me+0x681/0x710 [ 99.590543] do_invalid_op+0x46/0x50 [ 99.594242] invalid_op+0x14/0x20 [ 99.597682] RIP: 0010:kmsan_copy_to_user+0x141/0x160 [ 99.602763] RSP: 0018:ffff88014763fa20 EFLAGS: 00010206 [ 99.608111] RAX: ffff8801481e0000 RBX: ffff88014763fa78 RCX: 0000000000000028 [ 99.615366] RDX: 00007ffffffff000 RSI: ffff88014763fa78 RDI: abc15167936fec32 [ 99.622617] RBP: ffff88014763fa68 R08: 0000000001080020 R09: ffff88014764fa78 [ 99.629869] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000028 [ 99.637121] R13: abc15167936fec32 R14: 0000000000000000 R15: 0000000000000000 [ 99.644392] inet_gifconf+0x345/0x500 [ 99.648182] ? inet_netconf_fill_devconf+0xc30/0xc30 [ 99.653272] dev_ifconf+0x2b3/0x500 [ 99.656892] sock_do_ioctl+0x39b/0x6b0 [ 99.660780] sock_ioctl+0x400/0xca0 [ 99.664396] ? __x64_sys_ioctl+0x280/0x320 [ 99.668614] ? sock_poll+0x370/0x370 [ 99.672309] do_vfs_ioctl+0xaf0/0x2440 [ 99.676179] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 99.681525] ? __fget_light+0x6b9/0x710 [ 99.685482] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 99.690833] __x64_sys_ioctl+0x280/0x320 [ 99.694882] do_syscall_64+0x154/0x220 [ 99.698758] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 99.703932] RIP: 0033:0x455979 [ 99.707104] RSP: 002b:00007f6d3f7fdc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 99.714797] RAX: ffffffffffffffda RBX: 00007f6d3f7fe6d4 RCX: 0000000000455979 [ 99.722050] RDX: 0000000020000100 RSI: 0000000000008912 RDI: 0000000000000015 [ 99.729303] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 99.736558] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 99.743810] R13: 000000000000018f R14: 00000000006f6608 R15: 0000000000000000 [ 99.751604] Dumping ftrace buffer: [ 99.755127] (ftrace buffer empty) [ 99.758810] Kernel Offset: disabled [ 99.762413] Rebooting in 86400 seconds..