d730ce05cbd5d2cd16993bc8a202a0bfce9fcb04cca20f79d9196d1c2843d0366fcb6efa6a0d65a0f99b8c560bb8945afcebe1da61ec6a44b3ead40727f479b82f6e5d4b6b0d06ecc25e35c623c10c1550c64f64eb534665458dcc78709507dcda87be515f646edb08ede60a76d70fb6cdeb2d7e28002c240f9f215c3149edba4d1264c6123049af44298d8521fbf6d9f83737583db9b91da285aefcce2c3fc967f1a30858cf93a858545286e80334853866e965133f4e74034c741e11127f6b5fc812f80041aff3e0eecbeb58cade63e3e388dca0fdd7c55eb88092fd4df12990ab1ec2b9692a5491a93c7133216b7a4", 0x1000}, {&(0x7f00000002c0)}, {&(0x7f0000001700)="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0x1000}, {&(0x7f0000000300)="6e14f4befe8a290a7c6199fe73089372d4ec4b007720", 0x16}, {&(0x7f0000000340)="68af88fe69b3f5aaa8bab7a39ad753747cec5cfb2436aab859d0d4d0a8c4b14dae59f9339a3a0ab0baa83a5d14d9ce9aef99710b47feee124dfa4d3793d42986ed1278df0b9546347a239884c047464eded20f73b66fc05f5620f139cc39c09ee89dd5d8584f150c38baa59984f7eb2ef8525913f96cc6b4ff0a0d4d750e2e30e4f4e706eb38ea675e748cae07f464467c7ae758ae4b99dc889eb05cf527c5a38db507cb688de69cdda87d4299058bc8b405054633e47c7f6128415aa9046044889bbdbb103b3ac5da21b285daf281394a1b06014e2f634d281a1dadca525d65ea2eacb2f442", 0xe6}], 0x5, &(0x7f0000000580)=[@cred={0x18, 0x1, 0x2, r5, r6, r7}, @rights={0x14, 0x1, 0x1, [r0, r4]}], 0x2c, 0x24004000}, 0x4800) r8 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x6, 0x10000) renameat(r4, &(0x7f0000000040)='./file0\x00', r8, &(0x7f0000002940)='./file0\x00') setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r2, 0x84, 0x6b, &(0x7f0000002800)=[@in6={0xa, 0x4e20, 0x9c, @empty, 0x1}, @in6={0xa, 0x4e22, 0x5, @dev={0xfe, 0x80, [], 0x12}, 0x3}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in6={0xa, 0x4e23, 0x6, @mcast2={0xff, 0x2, [], 0x1}, 0x3ff}, @in6={0xa, 0x4e24, 0x1, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x2}, @in={0x2, 0x4e20, @loopback=0x7f000001}, @in={0x2, 0x4e21, @rand_addr=0x1}], 0xa0) timerfd_settime(r8, 0x1, &(0x7f0000000100)={{0x77359400}}, &(0x7f0000000140)) openat$dsp(0xffffffffffffff9c, &(0x7f0000000200)='/dev/dsp\x00', 0x20000, 0x0) mq_timedsend(0xffffffffffffffff, &(0x7f0000000100), 0x0, 0x0, &(0x7f0000e0b000)) [ 3448.636409] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:24 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r1, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f00000002c0), 0x4) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f00007a9000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f00006c1000)=@ipv6_newroute={0x1c, 0x18, 0x501, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}}, 0x1c}, 0x1}, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/20 01:42:24 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'veth0_to_bond\x00'}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:24 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:24 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(0xffffffffffffffff, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:24 executing program 7: futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0x0, &(0x7f00003b6ff0)={0x77359400}, &(0x7f0000048000), 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, &(0x7f0000000080)={'filter\x00', 0x2, [{}, {}]}, 0x48) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000fd8000), &(0x7f0000e7fffc), 0x0) r1 = gettid() timer_create(0x3, &(0x7f0000044000)={0x0, 0x16, 0x104, @thr={&(0x7f0000000200)="3bbaf93fa073acb229e3e5eb9da6bf4ef9cfd688e37e8e925e3c8903e62ded92814b4a50d41681d3d3107de7ea8f1df29e4a1df54b933093b7ddb13294a21e1824f1b6a39688600bc563efbd16bc2a44e6db0baaec1a40b83ad174ffe639f72587633326ef377202fc3c71d8b259a813528fd8a8bf1dfd4679683b059364021c865d2b17", &(0x7f00000002c0)="469a962a0817514eb1ed4407a9e2ad50043f7776822cd0b7159d07ef01e5c9c01e2cbc2a90870a302581d5d6073fe1e96f35109e14686ffb10a7a7f091aa285ff6c6927f9675cfaa86b8fbd2a1232d89f904e32ca3a45f53119b82781b1022c3c5eb6ff518096969dc771bbe32a98004d3b34897807630ae98339b82c858f7023a264000de5de3260bdcf108dcee3e19bc485a2a610311bb249021ca15564af1c5c46d2c1504787f"}}, &(0x7f00000001c0)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x1000000000016) 2018/05/20 01:42:24 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80301000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:24 executing program 3: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x0, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x11, 0x3, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000080)=0x0) sched_setparam(r2, &(0x7f00000000c0)=0x1f) pselect6(0x40, &(0x7f0000f33fc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f0000086000), &(0x7f0000349000), &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000000)=0x0) sched_getscheduler(r3) [ 3449.692016] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:24 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:24 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:24 executing program 5: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x200, 0x0) ioctl$EVIOCGVERSION(r0, 0x80044501, &(0x7f0000000080)=""/209) r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f00001bf000/0x3000)=nil, 0x3000, 0x0, 0x4011, r1, 0x0) fcntl$getownex(r1, 0x10, &(0x7f00000002c0)) 2018/05/20 01:42:24 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:25 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:25 executing program 2: r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000001980)={0xdecf, 0x8, 0x7, 0x8001, 0x0}, &(0x7f00000019c0)=0x10) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000001a00)={0x0, 0x3, 0x9, [0x1, 0x8001, 0x0, 0x205, 0x1, 0x8, 0x6, 0x80, 0x9]}, &(0x7f0000001a40)=0x1a) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000001a80)={r1, 0x800, 0x4, 0x9, 0x1ff, 0x4c, 0x5, 0x4f, {r2, @in={{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}, 0xb50, 0x81, 0x6, 0x8507, 0xfffffffffffffffa}}, &(0x7f0000001b40)=0xb0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r4 = fcntl$dupfd(r3, 0x406, r3) setsockopt$IP_VS_SO_SET_STOPDAEMON(r4, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r3, r4, 0x400000000000) 2018/05/20 01:42:25 executing program 3: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x100, 0x0) r3 = fcntl$getown(r0, 0x9) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, &(0x7f0000000280)={{0xffff, 0x1, 0x80000000, 0x4, "b93040bd162985645ba0129594b2cf4942537659818450f68e9ba611458891d12b8ac84e6527c133cde9a218", 0xdb}, 0x0, 0x0, 0x8, r3, 0x7, 0xffffffff, "c09484b33818b3a303c9d45ee348a50c484f51310369e060eb5fa6eb6a32a69eb9e6f1b50ef6fc59854d95585a66d1abcd13d86b3347674d195d138de98ce08e", &(0x7f0000000080)='\x00', 0x1, [], [0xb7c, 0x3, 0xfffffffffffffffc, 0x4]}) write$rdma_cm(r1, &(0x7f0000001700)=@destroy_id={0x1, 0x10, 0xfa00, {&(0x7f0000000140)}}, 0x18) 2018/05/20 01:42:25 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x6, 0x202800) openat$cuse(0xffffffffffffff9c, &(0x7f0000000300)='/dev/cuse\x00', 0x4400, 0x0) close(r0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00000000c0)={0x5, 0x1, 0x1, 0x1, 0x400, 0xfbc, 0x4, 0x7f, 0x0}, &(0x7f0000000180)=0x20) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000640)=ANY=[@ANYRES32=r2, @ANYBLOB="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"], 0xca) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000240)={r2, 0x68, &(0x7f00000001c0)=[@in6={0xa, 0x4e22, 0x26cb, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e24, 0x0, @loopback={0x0, 0x1}, 0xc501}, @in={0x2, 0x4e23, @rand_addr=0x8}, @in={0x2, 0x4e21, @multicast1=0xe0000001}]}, &(0x7f0000000280)=0xc) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/cuse\x00', 0x121102, 0x0) ioctl$EVIOCSKEYCODE(r3, 0x40084504, &(0x7f00000002c0)=[0x100000001, 0x353]) io_setup(0x8, &(0x7f0000000100)=0x0) setsockopt$inet6_IPV6_ADDRFORM(r3, 0x29, 0x1, &(0x7f0000000040)=0x2, 0x4) io_submit(r4, 0x1, &(0x7f0000000600)=[&(0x7f0000000540)={0x0, 0x4, 0x0, 0x800000000001, 0x0, r0, &(0x7f0000000000)="100000004ee793000000000000000000", 0x10}]) 2018/05/20 01:42:25 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:25 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:25 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSBRKP(r0, 0x5425, 0x0) ioctl$DRM_IOCTL_AGP_RELEASE(r0, 0x6431) 2018/05/20 01:42:25 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd200000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3451.090980] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000feffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000000)={0x2, 0x5, 0x0, 0x8, 0xa, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x50}, 0x1}, 0x0) mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x5, 0x13, r0, 0x0) syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0xb9f, 0x10000) 2018/05/20 01:42:26 executing program 3: socketpair(0x80000000008021, 0x10000000000001, 0xa00, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) writev(r0, &(0x7f00006c4f60)=[{&(0x7f0000317fa3)="b5c5242e283536f05dfcf3c925d43c6cf1eb17fde04dfbf2b3", 0x19}], 0x1) write(r0, &(0x7f0000805000)="346bd71b3c015b53c0833e97df6312f9b0659db5b29837caa9", 0x19) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000785000), 0x4) writev(r0, &(0x7f000063e000)=[{&(0x7f0000a66000)="da", 0x1}], 0x1) sendmmsg$alg(r1, &(0x7f0000236fc8)=[{0x0, 0x0, &(0x7f00000fff80), 0x0, &(0x7f00001e1e78)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={"76657468300000000000000000000001", 0x0}) sendmsg$nl_route(r0, &(0x7f0000000580)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000540)={&(0x7f0000000240)=@setlink={0x28, 0x13, 0x21, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x3}]}]}, 0x28}, 0x1}, 0x0) timer_create(0x2, &(0x7f0000000180)={0x0, 0x35, 0x4, @thr={&(0x7f0000000040)="eeafae2eb1e0d7ed5bd6fb39a8382cd83973b5fc3cf3baca479ac828d6dfc6bc6c0a3a37200ca0a6fe3122541db87ba4da9082f283fa9166504e50fcbf01e45f576788d905ac21f3ddb69fa1ad952ef7c94dfbf1fd2949ff82a0199c5b666cfa60aeaaa06dde128c7b9ce69bb6627055ee294cf9cec1e763e2137a5192b7b26b2e90763267e476d7dc77007282d5e3222232c2605ae1d997a4ded4393b29d8304dfda8808d91ba0c37343ac04b11b6da26afa745e7b86ac8ab950c5d3b718baa94e95d70f31344be4494b3f71ece659fbf2178773b4dea6fe444bbb293cdf2d9afe56b576af34814fef7f0a5d5f6037316c008", &(0x7f0000000140)="7d0e9912c3788135763afad62723323a5c5798bf735e2acae275d89aadfda7fe8768ba6ce9685975313c12052706374786448ee0c8"}}, &(0x7f00000001c0)) 2018/05/20 01:42:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x0, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffff9c, &(0x7f0000003f80)=[{{&(0x7f0000000080)=@nfc, 0x80, &(0x7f0000000380)=[{&(0x7f0000000100)=""/8, 0x8}, {&(0x7f00000001c0)=""/254, 0xfe}, {&(0x7f00000002c0)=""/107, 0x6b}, {&(0x7f0000000340)=""/9, 0x9}], 0x4, 0x0, 0x0, 0x8001}, 0x2}, {{0x0, 0x0, &(0x7f0000000580)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f00000004c0)=""/163, 0xa3}], 0x2, &(0x7f00000005c0)=""/102, 0x66, 0x3}, 0x4}, {{&(0x7f0000000640)=@pptp={0x0, 0x0, {0x0, @local}}, 0x80, &(0x7f00000008c0)=[{&(0x7f00000006c0)=""/149, 0x95}, {&(0x7f0000000780)=""/59, 0x3b}, {&(0x7f00000007c0)=""/245, 0xf5}], 0x3, &(0x7f0000000900)=""/4096, 0x1000}, 0x1000}, {{&(0x7f0000001900)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f0000001980), 0x0, &(0x7f00000019c0)=""/182, 0xb6, 0x2}, 0x9}, {{&(0x7f0000001a80)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000003f00)=[{&(0x7f0000001b00)=""/242, 0xf2}, {&(0x7f0000001c00)=""/4096, 0x1000}, {&(0x7f0000002c00)=""/69, 0x45}, {&(0x7f0000002c80)=""/175, 0xaf}, {&(0x7f0000002d40)=""/187, 0xbb}, {&(0x7f0000002e00)=""/245, 0xf5}, {&(0x7f0000002f00)=""/4096, 0x1000}], 0x7, &(0x7f0000003f40)=""/19, 0x13, 0x5}, 0x1f}], 0x5, 0x40, &(0x7f0000004040)={0x0, 0x989680}) setsockopt$inet6_dccp_int(r0, 0x21, 0xb, &(0x7f0000004080)=0x6, 0x4) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) close(r1) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:26 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3451.366806] l2tp_ppp: tunl 4: set debug=cf10464f [ 3451.394570] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:26 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) r2 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') sendmsg$TEAM_CMD_PORT_LIST_GET(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, r2, 0xe10, 0x70bd25, 0x25dfdbff, {0x3}}, 0x14}, 0x1, 0x0, 0x0, 0x80}, 0x40000) dup3(r0, r1, 0x400000000003) 2018/05/20 01:42:26 executing program 5: r0 = request_key(&(0x7f0000000000)='asymmetric\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000100)='\x00', 0xfffffffffffffffc) r1 = add_key(&(0x7f00000001c0)='asymmetric\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000240)="18e0b74eed1d3ad444e5b9b1ca719aac6dbd3a5ebf9099b8bc5bdc40b21d5130691045e1afcb6878f59f5cc29506d4fd0d132fb628f9a3d5b72e12", 0x3b, 0xfffffffffffffffd) keyctl$search(0xa, r0, &(0x7f0000000140)='syzkaller\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, r1) r2 = socket$inet_tcp(0x2, 0x1, 0x0) bind(r2, &(0x7f0000000080)=@ax25={0x3, {"ff372cc4ca6d9b"}}, 0x80) 2018/05/20 01:42:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(0xffffffffffffffff, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcd000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:26 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0x2000000002, 0x80, 0x81}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000000), &(0x7f0000000240)}, 0x20) clone(0x10000000, &(0x7f0000000300)="cc0019809642943be3c9cde96029925d256e1160fb266b42b983675b04a4dbc782640e18fccc01d529cdf4995c4943716066f7d0c611920b13eb5c68214c38dc431fadd0b4674f213125101ddb45a6a2f3ef568f3d14ebcc4d093db96c13e947b11b6d06e395f7b53117dcc9ee02ea07e36b5381dd2458eb0bea18d0a9d4fc5292f649f33094e4c9f5da5bf6c6819ba8aa252a0dbf67077e52f6287ed58f296573da87bbcba5a80c357a6c5c83c3f767e441a47864e599fef2b3c0aea84edf5bdd230f03561ce8382de6bd", &(0x7f0000000000), &(0x7f0000000080), &(0x7f0000000200)="b5f10d7e403b9366c601d270b468157347d8321a623814733d5ba872afe4b8476a9b4d63cd494eb100f68f1e0435ba9ddc60419b55ccbc51d5352768c2210abd25b5c7a5fecf0490dd3b3de2c7046c114fdaec73851dd05b17a816b16e94be6912c14ba1f585a42d2d8c74587dfe44d2933ee687393336f01a1a54074331e33acac51b3c471116d46e5895f5881fe961e86e54b26f8a2493") r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:26 executing program 3: r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x7ff, 0x4000) ioctl$ASHMEM_SET_SIZE(r0, 0x40047703, 0x7427000000000) timer_gettime(0x0, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000ffffff9700"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4106(gcm_base(ctr(aes-aesni),ghash-generic))\x00'}, 0x58) r1 = openat$full(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/full\x00', 0x200, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffff9c, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x9f, "6406da4e509772fbf3121c19863330a159ba68d6cd444805c044abbfbf58ce073b1cae0fe4cf5bacf778e71abe4f301bd822c83e4b570730daf70458ab2d7ebcc6a227c03f3e431954dc098a557a250c8672a0abc2686a894a64406b2f4c71e86f57ffcb6a9a39f5ff93bb8085eff5047952784df39e61379a674b43f1978120ccb4b67e2898f2b5174e6a4feb5c20e20752e0d9705d654f11991b2aba0452"}, &(0x7f0000000100)=0xa7) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000240)={0x0, 0x2}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f00000002c0)={r2, 0x8000, 0x81, 0xffff, 0x4, 0x81, 0x0, 0x1, {r3, @in={{0x2, 0x4e24, @loopback=0x7f000001}}, 0x90, 0xffff, 0x0, 0x101, 0x9}}, &(0x7f0000000380)=0xb0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000100), 0x0) [ 3451.582799] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(0xffffffffffffffff, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:26 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) r1 = open(&(0x7f0000000080)='./file0\x00', 0x1, 0x100004d) connect$l2tp(r1, &(0x7f00000000c0)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e23, @rand_addr=0x2}, 0x0, 0x0, 0x3, 0x3}}, 0x26) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)=ANY=[@ANYBLOB="0203000313000000000000000000000005000600000000000a0000000000000000000000000000000000000000000000000000008002000005000900ff0000000a00000000000000fe8000000000000000000000000000ff00000000000000000200010000000000000000000000000005000500000000000a00000000000000ff0200000000000000000000000000010000000000000000"], 0x98}, 0x1}, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x2000, 0x0) ioctl$sock_ipx_SIOCIPXNCPCONN(r2, 0x89e3, &(0x7f0000000100)=0xa3) 2018/05/20 01:42:26 executing program 5: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000240)="12000000994702b851b7b2f901c4c282cc73401200e7ef006b00000000000000a1", 0xfffffffb, 0x0, 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$TUNSETVNETLE(r1, 0x400454dc, &(0x7f00000001c0)) recvmmsg(r0, &(0x7f0000003780)=[{{&(0x7f0000000040)=@in={0x0, 0x0, @dev}, 0x0, &(0x7f0000000200)=[{&(0x7f00000000c0)=""/247}], 0x0, &(0x7f0000000280)=""/4096}}, {{&(0x7f0000001280)=@nfc, 0x0, &(0x7f00000025c0)=[{&(0x7f0000001300)=""/50}, {&(0x7f0000001340)=""/78}, {&(0x7f00000013c0)=""/81}, {&(0x7f0000001440)=""/67}, {&(0x7f00000014c0)=""/62}, {&(0x7f0000001500)=""/188, 0x276}, {&(0x7f00000015c0)=""/4096, 0x122}], 0x96, &(0x7f0000002640)=""/56}}, {{&(0x7f0000002680)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0xec0, &(0x7f0000003700)=[{&(0x7f0000002700)=""/4096}], 0xa4, &(0x7f0000003740)=""/30}}], 0x40000000000033b, 0x0, &(0x7f0000000000)={0x77359400}) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(0xffffffffffffffff, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 7: r0 = memfd_create(&(0x7f0000033ff3)='\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000027ff3)='/dev/snd/seq\x00', 0x0, 0x20005) r2 = dup2(r1, r0) write$binfmt_aout(r2, &(0x7f0000000000)={{0x5, 0x0, 0xfffffffe}}, 0x20) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x0, 0x0) getsockopt$IPT_SO_GET_INFO(r3, 0x0, 0x40, &(0x7f0000000080)={'filter\x00'}, &(0x7f0000000100)=0x54) r4 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r3, 0x4008ae73, &(0x7f0000000140)={0x0, 0x800}) ioctl$BLKTRACESETUP(r4, 0xc0401273, &(0x7f0000000400)={[], 0x0, 0x7fff, 0xffc}) ioctl$BLKTRACETEARDOWN(r4, 0x1276, 0x0) 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:26 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = gettid() sched_setscheduler(r1, 0x7, &(0x7f00000000c0)=0x15) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0) ioctl$KVM_CREATE_PIT2(r2, 0x4040ae77, &(0x7f0000000080)) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r4, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0x198}]}) 2018/05/20 01:42:26 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000080)=[@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x0, @rand_addr=0x7fffffff}], 0x20) 2018/05/20 01:42:26 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e24, 0x20, @empty, 0xffffffffffffffff}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1, '\x00', 0x1}, 0xffffff0d) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3451.947270] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:26 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) setsockopt$sock_int(r1, 0x1, 0x20, &(0x7f0000000080)=0x1, 0x4) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:26 executing program 7: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x400, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f00000000c0)={0x0, 0x5e, "c3728012f34594c2c4d0854bfe39adeceee21ea9b95c7804ceb31d3cbb92f695741acfeeafb7255c9018fd16f749abc3c5cba136a57bbf864bc10a2b6927fc6028492e04309116e69e17342553e1d0b3154ff873d9647edd6a9e7f907774"}, &(0x7f0000000140)=0x66) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000180)=@sack_info={r1, 0x0, 0x2}, &(0x7f00000001c0)=0xc) 2018/05/20 01:42:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000097ffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:26 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4008ae89, &(0x7f00000001c0)={0x2, 0x0, [0x40000072]}) 2018/05/20 01:42:26 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup.net/syz0\x00', 0x200002, 0x0) pipe(&(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f00000004c0)=0x10000, 0xfffffffffffffe41) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/kvm\x00', 0x4c0, 0x0) r3 = openat$cgroup_int(r0, &(0x7f0000000000)='cpuacct.usage\x00', 0x2, 0x0) write$cgroup_int(r3, &(0x7f0000000340)=ANY=[@ANYBLOB="3013e698c4f890d167ccf34e468f541ec9c734982fec86a24afb34fcb47f15dce44ecacc3a761f000000000000005076463279b3e1010000000000000074aa12e7fbe27598881d210d72b876d2ee61a278759faa53b8d20d67b9862daf34f8bffb84ff2ea04c43411c171af6c45a3994dcf620f1303ed5ddbed5928a19413a05ca752e3529a2000000"], 0x1) r4 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x400800, 0x0) ioctl$PIO_UNIMAP(r4, 0x4b67, &(0x7f0000000100)={0x2, &(0x7f00000000c0)=[{0x8d}, {0x7, 0x91b}]}) recvmsg$kcm(r4, &(0x7f0000000300)={&(0x7f0000000140)=@in6, 0x80, &(0x7f0000000200)=[{&(0x7f00000001c0)=""/19, 0x13}], 0x1, &(0x7f0000000240)=""/22, 0x16, 0x81}, 0x40002000) ioctl$LOOP_SET_FD(r1, 0x4c00, r2) openat$cgroup_int(r1, &(0x7f0000000040)='cgroup.max.descendants\x00', 0x2, 0x0) 2018/05/20 01:42:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x0, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:26 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)) socketpair$inet6(0xa, 0x80005, 0x5, &(0x7f0000000080)={0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f00000000c0)=0x45, 0x4) r3 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x1, 0x200000) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r3, 0x10e, 0x2, &(0x7f0000000040)=0x19, 0x4) 2018/05/20 01:42:27 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:27 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:27 executing program 5: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000001540)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x800, &(0x7f0000000080)) r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x4, 0x0) ioctl$sock_ipx_SIOCGIFADDR(r1, 0x8915, &(0x7f00000000c0)={'veth1_to_bond\x00', {0x4, 0x8000, 0x8001, "8cb5edb3864e", 0xb8}}) fstatfs(r0, &(0x7f00000002c0)=""/4096) 2018/05/20 01:42:27 executing program 3: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vhost-net\x00', 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x80001, 0x0) bind$llc(r1, &(0x7f0000000040)={0x1a, 0x0, 0x7, 0x2, 0x411c, 0x8, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000e4e000)=0x200000000) write$vnet(r0, &(0x7f00000000c0)={0x1, {&(0x7f00000002c0)=""/207, 0xcf, &(0x7f0000000080)=""/50, 0x0, 0x402}}, 0x68) 2018/05/20 01:42:27 executing program 2: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vsock\x00', 0x242000, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000100)={0x140, @tick=0x2, 0x6e, {0x5, 0xffffffff00000001}, 0x8, 0x0, 0x1}) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f00000000c0)={0x7fff}, 0x4) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:27 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x0, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) [ 3452.388862] tmpfs: No value for mount option '/dev/dsp#' 2018/05/20 01:42:28 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000f40100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:28 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:28 executing program 3: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r0, 0xfffffffffffffff7) r2 = dup3(r0, r0, 0x80000) ioctl$TIOCGSOFTCAR(r2, 0x5419, &(0x7f0000000080)) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$unix(r0, &(0x7f0000000000)=@abs={0x1, 0x0, 0x4e23}, 0x6e) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b0000ffffff8c00"}, 0xc) 2018/05/20 01:42:28 executing program 5: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x200000, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80042407, &(0x7f0000000080)) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r1, &(0x7f0000000040)}, 0x10) r2 = geteuid() setfsuid(r2) 2018/05/20 01:42:28 executing program 7: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) chroot(&(0x7f0000000040)='./file0\x00') chdir(&(0x7f0000cd2ff8)='..') r0 = accept4(0xffffffffffffffff, &(0x7f0000000080)=@sco, &(0x7f0000000100)=0x80, 0x80800) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000140)='yeah\x00', 0x5) umount2(&(0x7f0000e28000)='..', 0x0) 2018/05/20 01:42:28 executing program 2: socketpair(0x0, 0x5, 0x200, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BLKBSZSET(r0, 0x40041271, &(0x7f00000000c0)=0x44) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) getpeername$packet(r1, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000001c0)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@ipv4={[], [], @broadcast}}}, &(0x7f0000000300)=0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000340)={{{@in6, @in6=@dev={0xfe, 0x80, [], 0x1c}, 0x4e21, 0xb48, 0x4e20, 0x101, 0xa, 0xa0, 0xa0, 0x32, r3, r4}, {0x3f, 0x3f, 0x8, 0x5, 0x1, 0x7fff, 0x7ff, 0xfff}, {0x8, 0x89, 0x9, 0x1}, 0x140000000000000, 0x0, 0x3, 0x1, 0x3}, {{@in=@loopback=0x7f000001, 0x4d3, 0x33}, 0x0, @in, 0x3501, 0x1, 0x3, 0xb9, 0x6, 0x401, 0x8}}, 0xe8) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r5 = fcntl$dupfd(r2, 0x406, r2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r5, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r2, r5, 0x400000000000) 2018/05/20 01:42:28 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:28 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x0, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:28 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:28 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000ffffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:28 executing program 7: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000c34000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000b4e000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r1 = gettid() mremap(&(0x7f0000182000/0x3000)=nil, 0x3000, 0x2000, 0x0, &(0x7f00000be000/0x2000)=nil) process_vm_writev(r1, &(0x7f0000c22000)=[{&(0x7f000034afa4)=""/1, 0x1}], 0x1, &(0x7f0000c22fa0)=[{&(0x7f0000000080)=""/1, 0x2034afa5}], 0x1, 0x0) poll(&(0x7f0000000000)=[{r0, 0x80}, {r0, 0x4}, {r0}], 0x3, 0x6) close(r0) 2018/05/20 01:42:28 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)="c294ec077f9880abe108af740800797a3000", 0x200002, 0x0) r1 = epoll_create1(0x0) fcntl$setflags(r0, 0x2, 0x1) fcntl$lock(r1, 0x25, &(0x7f0000000080)={0x1}) pipe2(&(0x7f0000000040)={0xffffffffffffffff}, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r2, 0x28, &(0x7f00000000c0)}, 0x10) fcntl$lock(r1, 0x5, &(0x7f0000000000)) [ 3453.277379] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:28 executing program 3: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000000180)={0x1d}, 0x10) sendmsg$can_bcm(r0, &(0x7f0000000100)={&(0x7f0000000280)={0x1d}, 0x10, &(0x7f0000000200)={&(0x7f00000001c0)={0x5, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "388dbba2b150d176"}}, 0x34}, 0x1}, 0xfffffffffffffffe) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x1d}, 0x10, &(0x7f0000000040)={&(0x7f00000000c0)={0x5, 0x0, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "c4d981aeb150d176"}}, 0x48}, 0x1}, 0x0) 2018/05/20 01:42:28 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x0, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:28 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:29 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x400000, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00000000c0)={0xff, 0x6, 0x4c0, 0x6}, 0x8) r2 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r2, 0x400000000000) 2018/05/20 01:42:29 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:29 executing program 3: r0 = socket$kcm(0xa, 0x7ffffffffffffffe, 0x0) sendmsg$kcm(r0, &(0x7f0000002dc0)={&(0x7f0000000480)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000000440), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="10000000840000000c000080"], 0x10}, 0x0) stat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0}) r2 = request_key(&(0x7f00000000c0)='logon\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000180)='\x00', 0xfffffffffffffffa) keyctl$get_persistent(0x16, r1, r2) 2018/05/20 01:42:29 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/loop-control\x00', 0x0, 0x0) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x0) 2018/05/20 01:42:29 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe80]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:29 executing program 7: r0 = dup(0xffffffffffffff9c) ioctl$EVIOCSKEYCODE_V2(r0, 0x40284504, &(0x7f0000000040)={0x81, 0xd, 0x0, 0x6, "2b9df315ea1b80ad4b316b05fd6d8972e04bc92fea7493b9ed632c953e5f90c6"}) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x2, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/05/20 01:42:29 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:29 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x0, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:29 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000080040200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:30 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:30 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x0, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:30 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd(0x0) ioctl$KVM_HYPERV_EVENTFD(r1, 0x4018aebd, &(0x7f0000000080)={0x0, r2}) ioctl$KVM_HYPERV_EVENTFD(r1, 0x4018aebd, &(0x7f0000000140)={0x0, 0xffffffffffffffff, 0x1}) fcntl$getownex(r2, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$cont(0x38, r3, 0x3ff, 0x2) 2018/05/20 01:42:30 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x30000, 0x0) getpeername$llc(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000000c0)=0x10) socket$inet6(0xa, 0xe, 0x2) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) ioctl$BLKTRACESTOP(r0, 0x1275, 0x0) setsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, &(0x7f0000000100)=0x100000001, 0x4) 2018/05/20 01:42:30 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f00000001c0)={0x3}, 0xfffffffffffffd10) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000080)={'mangle\x00'}, &(0x7f0000000100)=0x54) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:30 executing program 3: pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x800) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x1c) ioctl$EVIOCGID(r0, 0x80084502, &(0x7f0000000080)=""/201) fcntl$setstatus(r0, 0x4, 0x2000) ioctl$int_in(r1, 0x5452, &(0x7f0000affff8)=0xffffffffffffffff) dup2(r0, r2) syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x200, 0x80) 2018/05/20 01:42:30 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:30 executing program 7: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x400202, 0x0) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x0) pipe(&(0x7f0000000040)) 2018/05/20 01:42:30 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:30 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580), 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) [ 3455.268723] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:30 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x211}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f0000000140)={@void, @void, @arp=@generic={0x0, 0x0, 0x6, 0x0, 0x0, @random="c5f7af1f455f", "", @empty, "78f89180f509176859cf94ad1807b5ae"}}, 0x24) 2018/05/20 01:42:30 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000cd0000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000f85000)={0x2, 0x1, 0x0, 0x0, 0xc, 0x0, 0x17, 0x0, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}}]}, 0x60}, 0x1}, 0x0) r1 = mmap$binder(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x8, 0x10, 0xffffffffffffffff, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r0, 0xc018620b, &(0x7f0000000000)={r1}) 2018/05/20 01:42:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:30 executing program 2: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffffff) ioctl$GIO_FONT(r0, 0x4b60, &(0x7f00000001c0)=""/206) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r2, 0x80045301, &(0x7f00000000c0)) r3 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000080)) dup3(r1, r3, 0x400000000000) 2018/05/20 01:42:30 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:30 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:30 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580), 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:31 executing program 7: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r0, 0x28, 0x6000000, &(0x7f0000000000)=0x100000001, 0x8) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x9, 0x22101) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a45320, &(0x7f00000000c0)={{0x7, 0x1}, 'port0\x00', 0x80, 0x80812, 0x800, 0x81, 0x1, 0x9, 0x20, 0x0, 0x3, 0x80000001}) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000080)) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f0000000180)={0x2, r1}) 2018/05/20 01:42:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580), 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:31 executing program 5: mkdir(&(0x7f000002b000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)="7261b8b48da4607904a895c0fafd288349b4d6f5e5b5767743c19df30000000000000005401c382158", 0x1000818, &(0x7f000000a000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) connect(r0, &(0x7f0000000180)=@llc={0x1a, 0xfffe, 0x3, 0xfffffffffffffffa, 0x1f, 0x7, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80) r1 = creat(&(0x7f0000f66ff4)='./file0/bus\x00', 0x0) io_setup(0x3, &(0x7f0000000000)=0x0) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000040)}]) 2018/05/20 01:42:31 executing program 3: r0 = socket(0x10, 0x1, 0x4003) r1 = syz_open_dev$adsp(&(0x7f0000000200)='/dev/adsp#\x00', 0x7, 0x20000) ioctl$TIOCSWINSZ(r1, 0x5414, &(0x7f0000000240)={0xec7, 0x7fffffff, 0xd29, 0x5}) openat$vsock(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vsock\x00', 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f00000000c0)) ppoll(&(0x7f0000000000)=[{r0, 0x4010}, {r0, 0x200}, {r0, 0xa200}, {r0, 0x10}], 0x4, &(0x7f0000000040)={0x0, 0x1c9c380}, &(0x7f0000000080)={0x20}, 0x8) sendmsg$nl_route(r0, &(0x7f0000000600)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000005c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="2800c57a48f6ec71678d0700000039a3d3cbc9796ad2d7f79a41f96d65e742a99790463bb2f82bdb41f055ecc6e43ff47c4477ae424c8f4ac10d232e52861b12eb1e667f2a3f5851ad17c5db3d45b4093104905efe769de8f97bc4c0949fcedc0c857a96da9000262036f41dbb5612c01c4dcaf31cc766ec6e44ee158b4891c01f18", @ANYRES32=0x0, @ANYBLOB="000000000000000008000a0055490000d86d1fe959d56b20046fb691f1153d47ae3b463fd2a93785438b8937cc121a119b92a86a9b7ad920c8de429ec50d98c4a58a4e31a40d834d719be4aa6712d5fbe505cfceb1155a1ef7882f7501cd539e0b747f9850b47dfc66ff7b1dfd00d9c1ef56fdcc8b2609cc838139704a0946c8ab436cb20aead5f3d5770c61b713672936a80271939ea6598cf6e2ac953a0166c0ff0a7214bcdc610485119e7344c425ac25c2f8725f22073e898bfde67bcfa969c1d20597e0"], 0x28}, 0x1}, 0x0) r2 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x1, 0x2200) ioctl$TIOCSWINSZ(r2, 0x5414, &(0x7f0000000180)={0x7, 0x8, 0x8}) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x1) 2018/05/20 01:42:31 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) timer_create(0x7, &(0x7f0000000080)={0x0, 0x2, 0x4}, &(0x7f00000000c0)=0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) socket$inet6_dccp(0xa, 0x6, 0x0) timer_gettime(r1, &(0x7f0000000100)) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='cpuacct.stat\x00', 0x0, 0x0) ioctl$TIOCSTI(r2, 0x5412, 0x18000000) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00000001c0)={@dev={0xfe, 0x80, [], 0xf}, 0x3, 0x3, 0x3, 0x1, 0x9, 0x1c28, 0xb805}, &(0x7f0000000200)=0x20) r3 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000340)={0x1, "020053bbd21edcdf8aa0000000e5ff00", 0x3}, 0x18) dup3(r0, r3, 0x400000000000) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x1, 0x10, 0x5, 0x2}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r4, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000440)={r4, &(0x7f0000000000)="860cc5a6", &(0x7f0000000540)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x4, &(0x7f0000000200)={r4, &(0x7f0000000000), &(0x7f0000000140)=""/144}, 0x18) getsockopt$inet6_mtu(r3, 0x29, 0x17, &(0x7f0000000280), &(0x7f00000002c0)=0x4) 2018/05/20 01:42:31 executing program 7: setsockopt$inet_int(0xffffffffffffffff, 0x0, 0x400000000032, &(0x7f0000000040)=0x1000000, 0x4) r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x1f}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000180)={r1, @in={{0x2, 0x4e21, @broadcast=0xffffffff}}, 0x100, 0x8, 0x200, 0x7, 0xcb}, &(0x7f0000000240)=0x98) setsockopt$inet_int(r0, 0x0, 0x1f, &(0x7f0000000100)=0x100000001, 0x4) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x100, 0x0) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f00000000c0)=0x7, 0xfffffffffffffe7b) 2018/05/20 01:42:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000fffffffe00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:31 executing program 3: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, &(0x7f0000000000)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)=""/193, &(0x7f0000000280)=""/97, &(0x7f0000000300)=""/127}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000700)=ANY=[]) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000780)={0x1, 0x0, &(0x7f0000000380)=""/115, &(0x7f0000000580)=""/156, &(0x7f0000000940)=""/185}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000040)=0x1) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000540)={0x0, 0x1, &(0x7f0000000080)=""/65, &(0x7f0000000400)=""/64, &(0x7f0000000440)=""/199}) 2018/05/20 01:42:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)='OF', 0x2) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) [ 3456.641493] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:31 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f00000000c0)={0x5, 0x0, 0x1, 0x200, 0xf2}, 0xc) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000100)=0x0) perf_event_open(&(0x7f00000001c0)={0x3, 0x70, 0x9, 0x9, 0x4, 0x6, 0x0, 0x8000000, 0x1002, 0x2, 0x95, 0x8, 0x5, 0x1, 0x6, 0x6, 0x6, 0x3, 0x8, 0x61, 0x40, 0x8, 0x8, 0x7, 0x8, 0x7, 0x3f, 0x7, 0x7f, 0x0, 0x81, 0x33b, 0x2, 0x3, 0x2, 0x1, 0x800, 0x3f, 0x0, 0xbabd, 0x2, @perf_config_ext={0x5, 0x200}, 0x8, 0x4, 0x7fffffff, 0x1, 0x128, 0x3, 0xfff}, r2, 0x1, r1, 0xa) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x3, "000000000000000000001000"}, 0xfffffc78) dup3(r0, r1, 0x400000000000) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f0000000240)="79a3cc67c19365746a466c1930fdda36b14eeb238f84a7ac332a8fe35d07dc2d762920c4cdc6cee496bc62606d33a4c5039afa9ef64debd631ab4424fe4bb1ecf2") syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x90f01) 2018/05/20 01:42:31 executing program 5: r0 = timerfd_create(0x0, 0x0) fsetxattr(r0, &(0x7f0000000000)=@random={'user.', 'trusted@\x00'}, &(0x7f0000000040)='\x00', 0xfd6a, 0x2) 2018/05/20 01:42:31 executing program 7: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00005cfff6)='/dev/cuse\x00', 0x8010000080802, 0x0) pread64(r0, &(0x7f0000000000)=""/56, 0xffffffffffffff13, 0x100000000003) 2018/05/20 01:42:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x91ffffff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:31 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80003, 0xff) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000fcb000), 0x4) r1 = socket$inet6(0xa, 0x80003, 0xff) setsockopt$inet6_int(r1, 0x29, 0x16, &(0x7f0000fcb000), 0x4) 2018/05/20 01:42:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:31 executing program 5: clock_nanosleep(0x2, 0x0, &(0x7f0000000180)={0x0, 0x1c9c380}, &(0x7f0000000080)) socketpair$inet(0x2, 0x80000, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f0000000040)={0x0, 0x7ff}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000001c0)={0x8, 0x3f, 0x8002, 0x5, 0x26236c02, 0x80000000, 0x0, 0x100, r1}, &(0x7f0000000200)=0x20) r2 = syz_open_dev$dspn(&(0x7f0000000240)='/dev/dsp#\x00', 0x80000001, 0x101000) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r2, 0x29, 0xd2, &(0x7f0000000280)={{0xa, 0x4e22, 0x9, @loopback={0x0, 0x1}, 0x4}, {0xa, 0x4e21, 0x8, @loopback={0x0, 0x1}}, 0x6, [0x1ff, 0x9, 0xcf, 0xbeff, 0x9, 0x4, 0x7, 0x2]}, 0x5c) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000140)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f0000ff2000/0xe000)=nil, 0xdf00c000}, 0x1}) dup(0xffffffffffffffff) 2018/05/20 01:42:31 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0x3a}]}) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000000180)={"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"}) 2018/05/20 01:42:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)='OF', 0x2) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:31 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r1, 0x80000) getsockopt$inet_dccp_buf(r1, 0x21, 0xb, &(0x7f00000002c0)=""/202, &(0x7f0000000080)=0xca) 2018/05/20 01:42:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000fffffffd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)='OF', 0x2) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:31 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) time(&(0x7f00000000c0)) tee(r0, r0, 0xa23b, 0xd) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$SG_EMULATED_HOST(r1, 0x2203, &(0x7f0000000080)) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:31 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x440000, 0x0) ioctl$KVM_GET_XCRS(r1, 0x8188aea6, &(0x7f00000000c0)=ANY=[@ANYBLOB="04000000200000002200000004fcffff000000000000000003000000cb00000001000000000000000500000000000000329e07bf597d5602c1afa600000000000700000000e5ff1f0000000000f8"]) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000333f88)=ANY=[@ANYBLOB="020100000a000000000000000000000002070000000000000000000000000000030006000000000002000000e00000010000000000000000030805000000000002000000e00000010000000000000000"], 0x50}, 0x1}, 0x0) 2018/05/20 01:42:32 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) init_module(&(0x7f0000000040)='/dev/ptmx\x00', 0xa, &(0x7f00000000c0)='/dev/ptmx\x00') ioctl$TCSETS(r0, 0x40045431, &(0x7f00000001c0)={0xfffffffffffffffd, 0x1, 0x0, 0x0, 0xfffffffffffffffc, 0xfffffffffffffffc, 0x0, 0x0, 0xc0fc, 0x80, 0x0, 0x100000000000000}) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_pts(r0, 0x0) ioctl$TCXONC(r1, 0x540a, 0x0) fcntl$notify(r1, 0x402, 0x1) ioctl$TCXONC(r1, 0x540a, 0x1) 2018/05/20 01:42:32 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:32 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0x3, 0x20100) statx(r1, &(0x7f00000000c0)='./file0\x00', 0x4400, 0x9, &(0x7f00000001c0)) r2 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r2, 0x400000000000) 2018/05/20 01:42:32 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:32 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610", 0x3) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:32 executing program 7: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='children\x00') exit(0x0) socket$key(0xf, 0x3, 0x2) readv(r0, &(0x7f0000001440)=[{&(0x7f0000001380)=""/140, 0x8c}], 0x1) 2018/05/20 01:42:32 executing program 3: r0 = syz_open_dev$vcsn(&(0x7f00000001c0)='/dev/vcs#\x00', 0x3, 0x101000) ioctl$SG_GET_LOW_DMA(r0, 0x227a, &(0x7f0000000200)) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$EBT_SO_GET_INFO(r1, 0x0, 0x80, &(0x7f0000000100)={'nat\x00'}, &(0x7f0000000180)=0x50) setsockopt$ax25_int(r0, 0x101, 0xc, &(0x7f0000000240)=0x90, 0x4) syz_emit_ethernet(0x46, &(0x7f0000000000)=ANY=[@ANYBLOB="aaaaaaaaaaaab7aaaaaaaa00810008000806000186dd06180000aaaaaaaaaaaa00000000000000000000100000000001aaaaaaaaaabbfe8000000000000000000000000000bb"], &(0x7f0000000080)) 2018/05/20 01:42:32 executing program 5: r0 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$link(0x8, r0, r0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc0\x00', 0x40000, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0x40405515, &(0x7f00000001c0)={0x3ff, 0x7, 0x2, 0x4, "bc328c13727832f47993172e7e8ef9d730b9bd4cd55386aa0cf14b091b667571313ef9a1912394df87148174", 0x5}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000240)={0x0, 0x1ff}, &(0x7f0000000280)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f00000002c0)={r2, 0x1800}, 0x8) r3 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x101000) r4 = fcntl$getown(r3, 0x9) getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f0000000300)={{{@in=@broadcast, @in=@broadcast}}, {{@in6=@local}, 0x0, @in6=@local}}, &(0x7f0000000400)=0xe8) perf_event_open(&(0x7f0000000080)={0x5, 0x70, 0x100, 0x8, 0x8, 0x1, 0x0, 0x10000, 0x10000, 0x1, 0x9, 0x8, 0x400, 0x7, 0x9, 0x3f, 0x10001, 0xfffffffffffff800, 0xbe, 0x2, 0x3, 0x1000, 0x0, 0x1, 0x3, 0x0, 0x7, 0x8000, 0x9, 0xb073, 0x6, 0x5, 0x7, 0x2, 0x9, 0x81, 0x7, 0x8002, 0x0, 0xfffffffffffffc00, 0x1, @perf_bp={&(0x7f0000000200)}, 0x408, 0x6, 0x1, 0x6, 0x9, 0x0, 0x5}, r4, 0xd, r3, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r3, 0x40405515, &(0x7f0000000040)={0x8, 0x3, 0x7fffffff, 0x1000, "472e51383c2e4088cbe4894a433bbf836dbdf547a24932cf9db034fa437cc0e1159c8b6c1c32a09dac605709", 0x80}) 2018/05/20 01:42:32 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x54550100]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3458.050755] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:32 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:32 executing program 3: 2018/05/20 01:42:32 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:32 executing program 5: r0 = socket$kcm(0xa, 0x2, 0x11) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x29, 0x8, &(0x7f0000000000)=r1, 0xfffffffffffffcc8) 2018/05/20 01:42:33 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffc7a125]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:33 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610", 0x3) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:33 executing program 3: r0 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000000080)={{0x2, 0x4e21, @broadcast=0xffffffff}, {0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}, 0x40, {0x2, 0x4e20, @broadcast=0xffffffff}, 'ip_vti0\x00'}) syz_emit_ethernet(0x66, &(0x7f0000000000)={@random="cd3997030f00", @empty, [], {@ipv6={0x86dd, {0x0, 0x6, "b40900", 0x30, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@time_exceed={0xffffff81, 0x0, 0x0, 0x0, [0x0, 0x4], {0x0, 0x6, "b680fa", 0x0, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}}}}}}}}, 0x0) poll(&(0x7f0000000100)=[{r0, 0x10}, {r0, 0x444a}], 0x2, 0x1a) 2018/05/20 01:42:33 executing program 2: r0 = socket$inet6(0xa, 0x800002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:34 executing program 5: prctl$intptr(0x2f, 0x494f) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x6600, 0x0) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f0000000080)=""/83, &(0x7f0000000100)=0x53) ioctl$SG_GET_KEEP_ORPHAN(r0, 0x2288, &(0x7f0000000040)) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0086401, &(0x7f0000000180)={0x18, &(0x7f0000000140)=""/24}) 2018/05/20 01:42:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:34 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610", 0x3) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:34 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f00000001c0)={{{@in6, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@loopback}}, &(0x7f0000000080)=0xe8) bind$can_raw(r1, &(0x7f00000000c0)={0x1d, r2}, 0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:34 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x25a1c7ff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:34 executing program 7: timer_create(0x5, &(0x7f00000000c0)={0x0, 0x31, 0x5, @tid=0xffffffffffffffff}, &(0x7f0000000100)=0x0) timer_settime(r0, 0x0, &(0x7f0000000140)={{}, {0x0, 0x989680}}, &(0x7f0000000180)) init_module(&(0x7f00000001c0)='\x00', 0x1, &(0x7f0000000200)="747275737465640e00") clock_getres(0xffffffffffffffff, &(0x7f0000417000)) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x40, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x781, 0x20040) ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f0000000080)={r2, 0xc00000000000}) 2018/05/20 01:42:34 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f74fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'salsa20-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000f7afe0)="0a0775b0d5e331e5b3b60ceddb545cb729", 0x11) r1 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x440, 0x0) sendmsg$nl_crypto(r1, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)=@del={0x118, 0x11, 0x200, 0x70bd2b, 0x25dfdbff, {{'ccm_base(cbc-blowfish-asm,vmac(cast6))\x00'}, [], [], 0x400, 0x2400}, [{0x8, 0x1, 0x3}, {0x8, 0x1, 0x3}, {0x8, 0x1, 0x4f}, {0x8, 0x1, 0x2}, {0x8, 0x1, 0x5}, {0x8, 0x1, 0x100000000}, {0x8, 0x1, 0x3}]}, 0x118}, 0x1}, 0x8080) [ 3459.267437] QAT: Invalid ioctl [ 3459.297344] QAT: Invalid ioctl 2018/05/20 01:42:34 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x20027e, 0x0) ioctl$TCGETS(r0, 0x5401, &(0x7f0000000000)) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000140)=0x3) r1 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xffffffffffffffff) r2 = open(&(0x7f0000000180)='./file0\x00', 0x840, 0x20) ioctl$DRM_IOCTL_VERSION(r2, 0xc0246400, &(0x7f00000022c0)={0x4000000000, 0x9, 0x0, 0x1000, &(0x7f00000001c0)=""/4096, 0xd9, &(0x7f00000011c0)=""/217, 0x1000, &(0x7f00000012c0)=""/4096}) keyctl$get_keyring_id(0x0, r1, 0xff) ioctl$TCSBRK(r0, 0x5409, 0xff) ioctl$FIONREAD(r0, 0x541b, &(0x7f0000000040)) getresuid(&(0x7f0000002380), &(0x7f00000023c0)=0x0, &(0x7f0000002400)) lstat(&(0x7f0000002440)='./file0\x00', &(0x7f0000002480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuseblk_mount(&(0x7f0000002300)='./file1\x00', &(0x7f0000002340)='./file0\x00', 0x1000, r3, r4, 0x26, 0x400000, 0x100000) 2018/05/20 01:42:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:34 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x400000, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f00000001c0)={0xa56, {{0xa, 0x4e23, 0x80, @loopback={0x0, 0x1}, 0x9}}}, 0x84) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000080)) r2 = fcntl$getown(r0, 0x9) syz_open_procfs$namespace(r2, &(0x7f0000000000)="6e732f757365f200") 2018/05/20 01:42:34 executing program 7: io_setup(0x12000000000000, &(0x7f0000000040)=0x0) r1 = socket$rds(0x15, 0x5, 0x0) io_submit(r0, 0x1, &(0x7f00000036c0)=[&(0x7f00000031c0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000080), 0xfffffd1b}]) openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x200, 0x0) remap_file_pages(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x8, 0x0) 2018/05/20 01:42:34 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000e80300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:34 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x5, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = dup2(r0, r0) getsockopt$inet_mreq(r2, 0x0, 0x27, &(0x7f0000000040)={@local}, &(0x7f00000000c0)=0x8) r3 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000080)={0x1, 'veth0\x00'}, 0x18) socket$key(0xf, 0x3, 0x2) dup3(r1, r3, 0x400000000000) 2018/05/20 01:42:34 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000080)='cpuset.mems\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="f33a00"], 0x3) 2018/05/20 01:42:34 executing program 7: r0 = getpgid(0xffffffffffffffff) get_robust_list(r0, &(0x7f0000000440)=&(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)}}, &(0x7f0000000480)=0xc) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x202000000802, 0x0) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x240, 0x0) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/sequencer\x00', 0x280400, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f00000002c0)={0x0, 0x1}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000000080)={r4, 0xffffffffffffff6d, &(0x7f00000004c0)=[@in6={0xa, 0x4e20, 0x1, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xe}}, 0xac}, @in6={0xa, 0x4e24, 0x8000, @dev={0xfe, 0x80, [], 0x14}, 0xffffffffffffffe0}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e22}]}, &(0x7f0000000100)=0xffffffffffffff66) setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000240)={r5, 0x7}, 0x8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f00000000c0)={@empty, r6}, 0x14) syz_open_dev$admmidi(&(0x7f0000000340)='/dev/admmidi#\x00', 0xb0d8, 0x200000) ioctl$PERF_EVENT_IOC_DISABLE(r3, 0x2401, 0xffffffffffffffea) [ 3459.482899] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f00000000c0)={0x2, 0x4, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, [@sadb_sa={0x2, 0x1}]}, 0x20}, 0x1}, 0x0) sendmsg$key(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)={0x2, 0x9, 0xea, 0xb, 0x19, 0x0, 0x70bd2b, 0x25dfdbfb, [@sadb_lifetime={0x4, 0x4, 0x2, 0x80000000, 0x62e, 0x1}, @sadb_lifetime={0x4, 0x2, 0x0, 0x1000, 0x400, 0x3}, @sadb_spirange={0x2, 0x10, 0x4d6, 0x4d2}, @sadb_lifetime={0x4, 0x4, 0xffffffffffffff7f, 0xfffffffffffffff8, 0xfffffffffffffff9}, @sadb_x_nat_t_type={0x1, 0x14, 0x3f}, @sadb_x_kmaddress={0x7, 0x19, 0x0, @in6={0xa, 0x4e21, 0x100000001, @empty, 0x8}, @in={0x2, 0x4e22, @rand_addr=0x80}}, @sadb_x_nat_t_type={0x1, 0x14, 0xffff}]}, 0xc8}, 0x1}, 0x20000000) 2018/05/20 01:42:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:35 executing program 6 (fault-call:3 fault-nth:0): r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:35 executing program 5: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, &(0x7f0000000000)) r1 = eventfd(0x0) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000080)={0x0, r1}) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000180)={0x3, r1}) syncfs(r0) r2 = socket$inet6(0xa, 0x807, 0x0) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f00000000c0), &(0x7f0000000100)=0x4) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000040)={0x0, r1}) 2018/05/20 01:42:35 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) r1 = epoll_create1(0x80000) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000080)) ioctl$TCXONC(r0, 0x540a, 0x0) ioctl$TCXONC(r0, 0x540a, 0x1) 2018/05/20 01:42:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:35 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r0, 0x3, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) [ 3460.282850] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000000c0)={'gre0\x00', &(0x7f0000000200)=ANY=[@ANYBLOB="0f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fca6fc1c00000000000000000000000000000000000000000000b0a9509d33b841d6d39396a8da98c7999816c1fc35a34bf9542f6f39a1042ee0d93f2a889ce65af5ed7cd632fbd7cfc8116b6b20b7338a434099f8bac5f82c6cebe57dcda59e0fe512d93fb17e91435978a4fd559c5a3c6b6125be085eacc70f90335d6b0bcf13d0764014a2b6f29659d9dfc66c5de007ce3e5120cc2ff6f1aeb0c40b6ec91fe4f55a449de303f11f1523d00998"]}) 2018/05/20 01:42:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3460.325661] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3460.343316] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:42:35 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/05/20 01:42:35 executing program 3: r0 = syz_open_dev$tun(&(0x7f0000000780)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f0000000240)=0x20000005) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={"643071300000000000000020001600", 0x1}) r1 = socket$inet6(0xa, 0x2, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r1, 0x0, 0xbd, 0xcc, &(0x7f00000000c0)="f88dea4b721b47318c3ccf57ab2a07754ea4737c910ec2bd82236d4365eaed65d447686f02a8a3995e76db2f5f935fbe064d5a1c7ed17d2dede9274237c0d45430a67d2d5aa177e9fe7b9cf99b38cfa337d8ecb9caf8c1700b09511df52fc40101ba42584f5291487a0f0826d0f4b0e6a36737e7cef4146b0f6c78c0ca01c65363a231a91d963dcb05ffa75514a7f3b5afd7132e2bbe38309c6caa38909e521ce3fd427715d00a1dba2fb28d554ad5c495f26facb9b041a494964588db", &(0x7f0000000280)=""/204, 0x5}, 0x28) connect$inet6(r1, &(0x7f0000000400)={0xa, 0x0, 0x1, @dev={0xfe, 0x80}, 0x5}, 0x1c) fstat(r1, &(0x7f0000000180)) 2018/05/20 01:42:35 executing program 7: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000280)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x2, [{{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}]}, 0x18c) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x400400, 0x0) ioctl$sock_inet_udp_SIOCOUTQ(r1, 0x5411, &(0x7f00000000c0)) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000a83000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x88100, 0x0) ioctl$IOC_PR_CLEAR(r2, 0x401070cd, &(0x7f0000000040)={0x4}) 2018/05/20 01:42:35 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0xa40, 0x0) ioctl$KDSETLED(r1, 0x4b32, 0x8) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f00000001c0)) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r0, 0x406, r0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r1, 0xc0045520, &(0x7f0000000100)=0xfff) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x2, 0x0) dup3(r0, r2, 0x400000000000) 2018/05/20 01:42:35 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3460.538947] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3460.571900] l2tp_ppp: sess 4/0: set flags=0 [ 3460.576938] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 7: syz_emit_ethernet(0x32, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x7, 0x4, 0x0, 0x0, 0x24, 0x0, 0x0, 0x0, 0x0, 0x0, @dev={0xac, 0x14, 0x14}, @remote={0xac, 0x14, 0x14, 0xbb}, {[@timestamp={0x44, 0x4, 0xad}, @rr={0x44, 0x3}]}}, @icmp=@address_reply={0x12}}}}}, &(0x7f0000000080)) r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffff9c) epoll_pwait(r0, &(0x7f00000000c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x9, 0xa8ea, &(0x7f0000000040), 0x8) 2018/05/20 01:42:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:35 executing program 5: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$TCSETSF(0xffffffffffffffff, 0x5404, &(0x7f00000001c0)) fcntl$getownex(r0, 0x10, &(0x7f0000000100)={0x0, 0x0}) r2 = dup(r0) ioctl$BLKROTATIONAL(r2, 0x127e, &(0x7f00000006c0)) r3 = fcntl$getown(r0, 0x9) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000180)='net/netstat\x00') kcmp$KCMP_EPOLL_TFD(r1, r3, 0x7, r0, &(0x7f0000000280)={r4, r0, 0xe2}) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r4, 0x8008ae9d, &(0x7f0000000700)=""/120) r5 = syz_open_procfs(0x0, &(0x7f0000000140)='net/ip6_flowlabel\x00') ioctl$KVM_GET_XSAVE(r5, 0x9000aea4, &(0x7f00000002c0)) ioctl$TCSETSF(r5, 0x5404, &(0x7f0000000040)={0x9, 0x1ff, 0x6, 0x8, 0x100000000, 0x8, 0x4, 0x7, 0x1, 0x81, 0x4, 0x5}) lseek(r5, 0x3, 0x0) 2018/05/20 01:42:35 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000f74fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) madvise(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0xf) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000000)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, @in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e23, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x5}], 0x48) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f00000000c0)) 2018/05/20 01:42:35 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80047453, &(0x7f0000000000)) 2018/05/20 01:42:35 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000000, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:35 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfe800000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)={0x0, 0x0, 0xd3b, 0x0, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x0, 0x0, 0x4}) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000280)=0xe) mbind(&(0x7f0000dfe000/0x200000)=nil, 0x200000, 0x8000, &(0x7f0000000000)=0x8001, 0x0, 0x6) ioctl$TCSETAF(r1, 0x545d, &(0x7f00000000c0)) mbind(&(0x7f0000f49000/0x4000)=nil, 0x4000, 0x1, &(0x7f0000000040)=0x400, 0xc, 0x7) 2018/05/20 01:42:35 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000946000)=0x7, 0x4) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x10000, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000080)={0x1, [0x0]}, &(0x7f00000000c0)=0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) [ 3460.858495] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3460.858819] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:35 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$KVM_SET_GUEST_DEBUG(r0, 0x4048ae9b, &(0x7f0000000040)={0x80001, 0x0, [0x81, 0x10000, 0x48, 0x7ff, 0xa0a9, 0x8, 0x6, 0x3]}) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r0, 0xc2c45512, &(0x7f0000000180)={{0xffff, 0x0, 0x0, 0x81, "acb45c16b63adf14484ab61e4e5960605cade2bee5c0ddc9cf927a5dad9c19fab0b62cba6ae69a027543c94f", 0xfffffffffffffff8}, 0x7, [0x800, 0x7, 0x0, 0x8, 0x6, 0xfffffffffffff1aa, 0xff, 0x8001, 0x4, 0x8, 0x9, 0x4, 0x46, 0x100000001, 0x0, 0xa15a, 0x7, 0x4, 0x1, 0x3, 0x6, 0x3, 0x9c, 0x61f7bfd8, 0x1, 0x3ff, 0x3, 0x9114, 0x80, 0x6, 0x10000, 0x81, 0x2, 0x3, 0x2, 0xffff, 0xfff8000000000000, 0xff, 0x20, 0xb0, 0xb4b, 0x6, 0xbe3, 0x1, 0x9, 0x8, 0x80000001, 0x3f, 0x8, 0x5, 0x9, 0x9, 0x664, 0x4, 0x100000001, 0xa6, 0x4, 0x4, 0x0, 0x1, 0x100000001, 0x3ff, 0x10001, 0x2, 0x1, 0x8, 0x6, 0x6, 0x101, 0xfffffffffffffff8, 0x40, 0x8b8, 0x2, 0x28a, 0x9, 0x241, 0xfffffffffffffffc, 0x7, 0x9, 0x100, 0x6, 0x3e6, 0xfffffffffffffffd, 0x4, 0xbda, 0x80000001, 0x2, 0x8, 0xffffffffffffffff, 0xfb, 0x86f3, 0xefdc801, 0x100000001, 0x4, 0x100000000, 0x0, 0x3dbcbac0, 0x1ff, 0x4, 0x4, 0x2967f489, 0x6, 0x80000001, 0x8, 0xbad, 0xa711, 0x8, 0x9, 0x5, 0x4, 0x5, 0x4, 0x2, 0x8, 0x1a7a, 0x100000000, 0x3, 0x9, 0x14, 0x76, 0x81, 0x3, 0x5, 0x9, 0x4, 0x1, 0x0, 0x9], {0x77359400}}) r1 = socket$inet(0x10, 0x3, 0xc) sendmsg(r1, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="240000000b061f001cfffd946fa2830020200a000900010006e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) [ 3460.945204] l2tp_ppp: sess 4/0: get mru=1460 2018/05/20 01:42:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:35 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000080)={0x1, '\x00', 0x4}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:35 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x2000, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r0, 0xc1205531, &(0x7f00000001c0)={0x4, 0x3, 0x4, 0x295, [], [], [], 0x20000000000000, 0x8, 0x6, 0x7, "db7e0a0e7c2496d30896a949da57ee34"}) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='devpts\x00', 0x0, &(0x7f0000000100)) r1 = inotify_init() r2 = dup3(r0, r1, 0x80000) inotify_add_watch(r2, &(0x7f0000000180)='./file0\x00', 0x5000560) openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x0, 0x0) dup3(r0, r1, 0x80000) 2018/05/20 01:42:35 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3461.044572] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 3461.052133] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. [ 3461.111506] devpts: called with bogus options [ 3461.148607] netlink: 'syz-executor3': attribute type 1 has an invalid length. [ 3461.156079] netlink: 4 bytes leftover after parsing attributes in process `syz-executor3'. [ 3461.165966] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3461.173766] devpts: called with bogus options 2018/05/20 01:42:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:36 executing program 5: r0 = socket$unix(0x1, 0x7, 0x0) shutdown(r0, 0x0) ppoll(&(0x7f00000000c0)=[{r0}], 0x1, &(0x7f0000000100), &(0x7f0000000140), 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x20880, 0x4) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/20 01:42:36 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0xc0045878, &(0x7f0000000000)) 2018/05/20 01:42:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:36 executing program 3: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80047453, &(0x7f0000000000)) 2018/05/20 01:42:36 executing program 2: socketpair(0x7, 0x7, 0x1, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r0, 0xc08c5334, &(0x7f00000001c0)={0x776, 0x27, 0x5, 'queue1\x00'}) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:36 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xeffe0000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:36 executing program 7: r0 = socket(0x1e, 0x4, 0x0) recvmmsg(r0, &(0x7f0000006e40)=[{{&(0x7f00000033c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000004a00)=[{&(0x7f0000004900)=""/197, 0xc5}], 0x1}}], 0x1, 0x0, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000040)=@req={0x80, 0x0, 0x3}, 0xe1) r1 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000000040)=@req={0x80, 0x0, 0x3}, 0xffffffffffffff6e) write$binfmt_script(r0, &(0x7f0000000080)={'#! ', './file0', [{0x20, '{+-'}, {0x20, 'bdev]@{user$'}, {0x20, '+$'}, {0x20, ':eth1'}, {0x20, "ef29626465766c6f362d2d27276b657972696e67232a6e6f646576"}], 0xa, "d95e70907b74cc7571bb40a2d5e40d"}, 0x50) sendto$inet6(r1, &(0x7f00000003c0)="84", 0x1, 0x0, 0x0, 0x0) r2 = dup2(r0, r1) ioctl$TIOCMBIC(r2, 0x5417, &(0x7f0000000000)=0x7) 2018/05/20 01:42:36 executing program 5: r0 = dup(0xffffffffffffff9c) ioctl$TIOCSTI(r0, 0x5412, 0x8001) recvmsg$netrom(r0, &(0x7f0000001640)={&(0x7f0000000000)=@ax25={0x3, {"f95af5d874be24"}, 0x1}, 0x10, &(0x7f0000000240)=[{&(0x7f0000000040)="edd6ff4921faaf309d8419381f8fc99494259e67088425910155e017bdb94212b1a5f8523f867786d4c8ae5a1141c3cb3675beda7b5831da946d65dfb2c9dee65bf2ae0fec32bd1e6fda13c656ccd41fbdac0c53316e04aebcd8e627b918f49bae13cc39581438027fbdaf3008d921bc963126d549e338927386fb32a81bb21cac75e5bcead0a74c2a619e50415a0d3dc5c476f2d344dfd02dd41f009cc98542b21a4e1512dad98fb4004c5881b997589d15dc7deb6f8143561c8b8657e0289db3eb18eed1976878ffd651e8587b6f46ee7439b2bb5e575efff50e00fae976639545bf9189b83aa8", 0xe8}, {&(0x7f0000000140)="e5c292d55748f3226b4b6fd4044c5f699360e055f73d95439495908571d8688b0ecde7ecaa7a9be978600ad247dae9508802cf96b797b8823d2a53f570fd3112883e25abf7c108bab3f89519d5b0add398409a035f149d243021d2686db2e087dc10e91ba74298bf8a3d97eecf274cc64b544434c6b94717dffac76e0bffb633cc99adac531d05c6e1b65df96c37d59881733d48977e56c799f81ea360aa51cf1306189d67239b4ee780b74459b5302cc34f77e77957d739031eb8ef18033a970d299ab5018268aa0994b0c420462781dd79ec9a773df9e445d272827f54af5f02e6db67635ddbf0", 0xe8}], 0x2, &(0x7f0000000280)=[{0x104, 0x10f, 0x7, "d11e7bbe281cf5773d8868e396b7992ca9c7354c97bad472174d0d6cd38f57fa3c0c1a88eeb48b425835fc7d5b52125a61a39c9c82408bcd0d60ba27e39ea9097e1e7594a8be19f03863064fca1be661245bd9a85c9a09f947d2ed60a40e6dc94e119849f8695ac2a0cfd298a0e17d353a34586f92fca4e0f7d8f575d7beb935b10494189808ac37471e6dab65ff6ae30dc95adfe67fe87eed000c55974a8953f0bf04c3fd18213cd580400083f293b40114cef414a21451507ef417b6afc5d0f784c316495dd4b37463c89043f21a1b4c073703e48d358cbc9ed5dc21bfc6428f51b09534e362a9e8c79f03d6b1e6530e560e6e20b98eb6"}, {0x100c, 0x29, 0x1000, "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"}, {0xf8, 0x115, 0xfffffffffffff63b, "6f4027ff046d54154d4e685e3b5c3e96975673cc1d7d033b2318b59ca58b71b13d577cc7374adafc79aca775e232124f6555ce4fbb907b036f28721b9b2f919730654afa624bbc30602b277f1ad044c7dd58ec0444be5ec9ef2be5b5ae3fd02cfd29d3a367fd0fd536c478c3fc6bcf24ad63d5e0cc22d1e0eb1aa86096af99118721f1b4ee97f42c7d50e4f2da4a310e1b989906d7d861bb8d8339ba5cbcfb705c9168849b4f7b29b4c66450db9e122eceec010f15848e08472708a0f0ce51316bac8f63f1046182e26c4ebbddb12a63a47aa811f318bb3b5867521725f5b01579f26315712fb2df7922f481"}, {0xe4, 0x117, 0x1ff, "0ba520a85008fc4e8efd3c50d55db5b8691a3ffcffde70bda8e9b36c74acb9b63b8c421820217da1ce2d0957812dadf67240b239aa9f0df7f6662ba0fb51c546206ab5ffc30d0473f5cf732fbac4e240c970400f5166304fe8de3b0b71f7a68e32640a0c5a74f0ad7958962ba34e46fde519b338403db99d304b10e3586a0a9a52cf728f92f4cfbf1b711ba5a26c9d4d47475e3c2c2b5993e708fde4364ce6eb63b23d38fd2b1c47ec1d5a5ad5a499f2288a5f36e37bb1f61e2580c7def49148effc7b4a746c857e83b31deb145ad68b6311493c5c7ece"}, {0xa0, 0x117, 0x12f, "161b713ce60f110f9edcff2a40a9709f7c8c40a00a774ec1b29606c836c165336e4c8767caa350053ef33f795ebee6b5358bbf4444a90a82ebdfa5f90be85c326e4baf0ba684e354d944d0930bc4680f1d08dc16e1f2a59f9656131e3e6667f1cd34cbf031542b695a5cdc9848611390cc5cb230e037c2d121894dfd1a83b25f0f9b1dbf28053a0fde4bbbdc80cc6847b6b386"}], 0x138c, 0x4000}, 0x40010060) sendto$ax25(r0, &(0x7f0000001680)="1ba2440713fe77e871c5061e2471406b6132e7a1bd70ba7ad85bbdf1c34c52f8468109174c8fd9bc53ce70e324450a5f9f930263e2547014e4234cdef447f8242fdb04677fb3743f47df3ca92ce688feb8362cb6777dbaaad20b18e09ca180fd66b3d999f57ddde777de48298dd57f15e9e8ff988cad7964cd5c78fc9d3273fce9112dbfba8f9b1240d2807a5653ccb26589cdfc87a0665ed68386bd2bf1d30dfb864d6188655aa43ae398af54864e96d66d947f29fa5edb8d04cd1d5609440816ce49358d4132e7fba94d28a5d394e19e53316882b8f1b1", 0xd8, 0x4000, &(0x7f0000001780)={0x3, {"0d1f87d9f2673c"}, 0x10}, 0x10) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000001800)={{{@in6=@ipv4={[], [], @multicast1}, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@dev}}, &(0x7f0000001900)=0xe8) getgroups(0x8, &(0x7f0000001940)=[0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0]) lchown(&(0x7f00000017c0)='./file0\x00', r1, r2) ioctl$KDSETLED(r0, 0x4b32, 0x5) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000001980)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f00000019c0)=r4) r5 = open(&(0x7f0000001a00)='./file0\x00', 0x10000, 0x100) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000001a40)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000001a80)=0x14) socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000001ac0)) fsetxattr(r5, &(0x7f0000001b00)=@random={'btrfs.', '\x00'}, &(0x7f0000001b40)='#wlan1vmnet0\x00', 0xd, 0x3) ioctl$TUNSETVNETHDRSZ(r5, 0x400454d8, &(0x7f0000001b80)=0x7ff) pwritev(r0, &(0x7f0000001f40)=[{&(0x7f0000001bc0)="bb36d90f7ec651032e743fe00d3b15300dd0ddc2dca598064c7369ef", 0x1c}, {&(0x7f0000001c00)="ff7a5a7d02eeba5555d59563975e34b36cbfc0d26bfe5719456e28cd5706baadd4126c4fa666554730b5f348239a209193aac6409ea6e7a84c5f2e5a76b2f9fe2dd3fd4f9949f1dc80d9e98b55e9532b9928920c86a80b93a26f63a7f3c5e5e70a3602283a2947", 0x67}, {&(0x7f0000001c80)="b4d72631921d86bc81acd3dc8e06522969dc265b721cb89170cc94b1df1b7c266aced53967a23ba8ecbc48bfe3ebe5cac0b8091eb9ceff67b1e54be56a7e01099b05f2dd46f3d2418855add9b5cc3a35c4c95bb3ed5e52f642e3b74f9242921e614c3b92cb385264ebcc25f00aa983774a7a5147cee8bbe6bd7c9400c8802c5d47de1a42292df5e2d9d0307521efba6f7eeab772f71739f18cadc87ab0cef58535a7cd71d0a3cb01f5f8376579cc027fe3aa15788046", 0xb6}, {&(0x7f0000001d40)="f96d3936385acf16e2a09cca4118e86c8fa20761e738d6c28708bffb8923ed8e1a4b2d9e752a6e667750026772394660b53857f4d32d8a8cd45f38222c56e8abc223f1e713add8b1f879a8", 0x4b}, {&(0x7f0000001dc0)="942e1c9877341035d295", 0xa}, {&(0x7f0000001e00)="886c08cfe54eee3e399e84f91b203cdad60c337afaf6aaf8ade31742afe9bf2ddc644f213036c1f00a56364aa944677e0edf57aeafe6c32a841dc5d55542a6dca12eb50726dc37b35153e7cf2b0536245d6a56e232d104074063c3", 0x5b}, {&(0x7f0000001e80)="ed38ee60a4ff82b8488edf426859214e256cb405eafff4b479a363530945526641a9874c096bd063a24b18cb1437a9388f128bc677e3dd4c9cadef6267ae50dd6cf46dd02d84ba1d43094c28ae12780df137c7cbda693103215c6fe4519717b7ad6538019aedbabc720528c57b17e0ad89d9f0fb479f08c4391d9ceb29f07b1ac374b2ebb9f259da39c0ba333b45ae29825f2138f79757dfc3a76b", 0x9b}], 0x7, 0x0) lchown(&(0x7f0000001f80)='./file0\x00', r1, r3) r7 = openat(r0, &(0x7f0000001fc0)='./file0\x00', 0x8000, 0x28) setsockopt$inet_mreqsrc(r7, 0x0, 0x26, &(0x7f0000002000)={@loopback=0x7f000001, @loopback=0x7f000001, @remote={0xac, 0x14, 0x14, 0xbb}}, 0xc) tee(r0, r7, 0x7f8, 0x1) ioctl$KVM_SET_IRQCHIP(r0, 0x8208ae63, &(0x7f0000002040)=@pic={0xe83, 0x0, 0x100, 0x99a, 0x3f, 0xc5, 0xfffffffffffffffc, 0x400, 0xfffffffffffffff7, 0x3, 0x1, 0x1, 0x3, 0x20, 0xc341, 0xb5}) getsockopt$inet_int(r0, 0x0, 0x22, &(0x7f0000002140), &(0x7f0000002180)=0x4) r8 = request_key(&(0x7f00000021c0)='encrypted\x00', &(0x7f0000002200)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000002240)='#wlan1vmnet0\x00', 0xfffffffffffffffc) r9 = add_key$keyring(&(0x7f0000002280)='keyring\x00', &(0x7f00000022c0)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xffffffffffffffff) keyctl$negate(0xd, r8, 0xc3, r9) r10 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000002300)='/dev/sequencer2\x00', 0x5a1001, 0x0) r11 = syz_genetlink_get_family_id$ipvs(&(0x7f0000002380)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r10, &(0x7f0000002440)={&(0x7f0000002340)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000002400)={&(0x7f00000023c0)={0x24, r11, 0x20, 0x70bd26, 0x25dfdbff, {0xc}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x9}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000814}, 0x41) getsockopt$inet_sctp_SCTP_STATUS(r10, 0x84, 0xe, &(0x7f0000002480)={r6, 0x2, 0x10001, 0x8000, 0xfffffffffffff800, 0x15cf, 0x5, 0x0, {r6, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, 0x5, 0x154f, 0x9, 0x40, 0x7}}, &(0x7f0000002540)=0xb0) ioctl$VHOST_SET_VRING_KICK(r5, 0x4008af20, &(0x7f0000002580)) 2018/05/20 01:42:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000fffffffe00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:36 executing program 3: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80047453, &(0x7f0000000000)) [ 3461.328350] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3461.376976] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:36 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0x200, 0x101000) ioctl$KVM_SET_TSS_ADDR(r0, 0xae47, 0xd000) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x1, 0x0) ioctl$TCXONC(r1, 0x540a, 0x100000000) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r3 = fcntl$dupfd(r2, 0x406, r2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r2, r3, 0x400000000000) 2018/05/20 01:42:36 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8904, &(0x7f0000000000)) 2018/05/20 01:42:36 executing program 3: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80047453, &(0x7f0000000000)) 2018/05/20 01:42:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:36 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ac35d39]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:36 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0xb3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/schedule_icmp\x00', 0x2, 0x0) ioctl$PIO_CMAP(r0, 0x4b71, &(0x7f0000000040)={0x200, 0xfd54, 0xffff, 0x6, 0x80000000, 0x40}) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) 2018/05/20 01:42:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:36 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) r2 = ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_REMOVE(r1, 0x4c81, r2) bind$alg(r0, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000100)="0022f8ff020000000000000000000000", 0x10) 2018/05/20 01:42:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:36 executing program 5: r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_netdev_private(r0, 0x89f6, &(0x7f0000000080)="4bce3a574cbd5fa729b45d162f869a9ea8f962348b7f6ed39a68314fbbca8960f599323295103d45eb45dcf3cd3d1a79333e67336320103624d29e61690bfe243fc4a2ac3a39b396c9711deb840c2af13303201a31a16fc677ca658eca6391deaaacfe") setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000040)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}}, 0xc) setsockopt$inet_mreqsrc(r0, 0x0, 0x26, &(0x7f0000000000)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, @multicast2=0xe0000002}, 0xc) [ 3461.659135] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:37 executing program 7: timerfd_create(0x8, 0x3) 2018/05/20 01:42:37 executing program 2: r0 = dup3(0xffffffffffffffff, 0xffffffffffffff9c, 0x80000) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x8e, 0x0, 0x1, 0x80000001, 0x7}, &(0x7f0000000240)=0x14) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000280)={r1, 0x2f}, 0x8) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f00000002c0)={r1, @in={{0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x84) r3 = fcntl$dupfd(r2, 0x406, r2) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f00000001c0)={'filter\x00', 0x0, 0x3, 0x0, [], 0x2, &(0x7f0000000080)=[{}, {}], &(0x7f00000000c0)}, &(0x7f0000000100)=0x50) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f00000000c0)={0x1}, 0x18) fcntl$getownex(r2, 0x10, &(0x7f0000000380)={0x0, 0x0}) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r4, 0x1, &(0x7f00000003c0)=""/211) ioperm(0x3, 0x8, 0x100) dup3(r2, r3, 0x400000000000) 2018/05/20 01:42:37 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x894a, &(0x7f0000000000)) 2018/05/20 01:42:37 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:37 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:37 executing program 3: symlink(&(0x7f0000000300)='./file0/file0\x00', &(0x7f0000000340)='./file0\x00') r0 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x0, 0x0) execveat(r0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000280)=[&(0x7f00000001c0)='vmnet0xffffffffffffffff}) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x10001, 0x1ff, @mcast2={0xff, 0x2, [], 0x1}, 0xe498}, {0xa, 0x4e21, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0x4}, 0x3ca54949, [0x9fc, 0x0, 0xa, 0x800000000, 0x8001, 0x3f, 0x6, 0x6]}, 0x5c) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x40, 0x0) ioctl$KVM_GET_DEVICE_ATTR(r1, 0x4018aee2, &(0x7f0000000180)={0x0, 0x8, 0x10000, &(0x7f0000000140)=0x6}) 2018/05/20 01:42:38 executing program 3: openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x0, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0xffffffffffffffff) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r0, 0xc08c5336, &(0x7f0000000340)={0x0, 0x0, 0x1ff, 'queue1\x00'}) 2018/05/20 01:42:38 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000b40500"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:38 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:38 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80047437, &(0x7f0000000000)) 2018/05/20 01:42:38 executing program 5: r0 = inotify_init() getpeername(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, &(0x7f0000000080)=0x80) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', 0x0}) setsockopt$packet_drop_memb(r1, 0x107, 0x2, &(0x7f0000000100)={r2, 0x1, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x10) r3 = creat(&(0x7f0000000140)='./file0\x00', 0x0) capset(&(0x7f0000000240)={0x20071026}, &(0x7f0000000280)) ioctl$KVM_HAS_DEVICE_ATTR(r3, 0x4018aee3, &(0x7f00000002c0)={0x0, 0x400, 0xffffffffffff0000, &(0x7f0000000200)=0x5}) inotify_add_watch(r0, &(0x7f00000009c0)='./file0\x00', 0x4000000) get_mempolicy(&(0x7f0000000180), &(0x7f00000001c0), 0xffff, &(0x7f0000ffe000/0x1000)=nil, 0x1) 2018/05/20 01:42:38 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb00000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:38 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x10000003, 0x0, 0x81, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xffffffffffff0001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000080)={0x7f, 0x7, 0x0, 0x100000000, 0x7}, 0x14) dup3(r0, r1, 0x80000) 2018/05/20 01:42:38 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:38 executing program 5: prctl$getreaper(0x29, &(0x7f0000000000)) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) remap_file_pages(&(0x7f0000849000/0x400000)=nil, 0x400000, 0x0, 0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000040)={0x0, @broadcast, @rand_addr}, &(0x7f0000000080)=0xc) 2018/05/20 01:42:38 executing program 7: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x240100, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) clock_gettime(0x498d5496b62c8df3, &(0x7f00000001c0)) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) nanosleep(&(0x7f0000000080)={r1, r2+30000000}, &(0x7f00000000c0)) 2018/05/20 01:42:38 executing program 3: r0 = socket$can_raw(0x1d, 0x3, 0x1) bind$can_raw(r0, &(0x7f00000000c0)={0x1d}, 0x10) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x100000000, 0x82000) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1000000, 0x8010, r1, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000002000)={'vcan0\x00', 0x0}) bind$can_raw(r0, &(0x7f0000000ff0)={0x1d, r2}, 0x10) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000040), 0x4) 2018/05/20 01:42:38 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000ffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3463.626802] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3463.656193] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:39 executing program 2: lsetxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=@known='system.sockprotoname\x00', &(0x7f0000000100)='\x00', 0x1, 0x3) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:39 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x3], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:39 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:39 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x894c, &(0x7f0000000000)) 2018/05/20 01:42:39 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_int(r0, 0x0, 0xb, &(0x7f00000000c0), &(0x7f0000000140)=0x6ab3fbcb567b1958) getsockopt$sock_int(r0, 0x1, 0x2f, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/05/20 01:42:39 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd000000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:39 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000003080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000000040)={&(0x7f0000000400)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f00000034c0)=[{&(0x7f0000003400)=""/153, 0x99}], 0x1, &(0x7f0000000940)=""/42, 0x2a}, 0x202) setsockopt$sock_int(r1, 0x1, 0x2a, &(0x7f00000004c0), 0x1000002c0) sendmmsg(r0, &(0x7f000000d8c0)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000340)='#', 0x1}], 0x1, 0x0, 0xfffffffffffffed3}}], 0x0, 0x0) write$binfmt_script(r0, &(0x7f0000000980)=ANY=[@ANYBLOB='#'], 0x1) recvfrom(r1, &(0x7f0000000080)=""/174, 0xae, 0x2, &(0x7f0000000140)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x20000000) 2018/05/20 01:42:39 executing program 5: r0 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x3, 0xfffffffffffffffc) preadv(r0, &(0x7f0000000000)=[{&(0x7f0000000040)=""/2, 0xffffffffffffffcd}], 0x0, 0x0) 2018/05/20 01:42:39 executing program 5: r0 = socket(0x10, 0x3, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='memory.swap.current\x00', 0x0, 0x0) ioctl$SG_SET_COMMAND_Q(r1, 0x2271, &(0x7f0000000040)) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=@getstats={0x1c, 0x5e, 0x29}, 0x1c}, 0x1}, 0x0) ioctl$EVIOCSKEYCODE(r1, 0x40084504, &(0x7f0000000080)=[0x15, 0x289]) 2018/05/20 01:42:39 executing program 3: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_int(r0, 0x0, 0xc, &(0x7f0000000040)=0xc, 0x4) setsockopt$inet_int(r0, 0x0, 0x12, &(0x7f0000000080)=0x7, 0x4) getsockopt$inet_opts(r0, 0x0, 0x9, &(0x7f0000000140)=""/249, &(0x7f0000000000)=0xf9) [ 3464.710866] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:39 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:39 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000ffffff9700"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3464.791330] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:39 executing program 2: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000080)='/dev/urandom\x00', 0x281, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f00000000c0)={0x0, 0x5}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000001c0)={r1, @in={{0x2, 0x4e23, @loopback=0x7f000001}}, 0x55e}, 0x88) ioctl$sock_inet6_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000280)) r2 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) socket(0x1, 0x4, 0x5) r4 = fcntl$dupfd(r2, 0x0, r3) setsockopt$IP_VS_SO_SET_STOPDAEMON(r4, 0x0, 0x48c, &(0x7f0000000040)={0x2}, 0x22e) dup3(r3, r4, 0x400000000000) 2018/05/20 01:42:39 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18020000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:39 executing program 5: syz_emit_ethernet(0xfffffec6, &(0x7f000000a000)={@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x29, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}, @udp={0xffffff7f, 0x0, 0x8}}}}}, 0x0) 2018/05/20 01:42:39 executing program 3: r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0x3, &(0x7f0000000140)=0x1, 0x4) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000180)=0xc) socket$bt_bnep(0x1f, 0x3, 0x4) close(r0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f00000001c0)=@filter={'filter\x00', 0xe, 0x4, 0x460, 0xffffffff, 0x0, 0xe0, 0x310, 0xffffffff, 0xffffffff, 0x3cc, 0x3cc, 0x3cc, 0xffffffff, 0x4, &(0x7f0000000000), {[{{@uncond, 0x0, 0xbc, 0xe0, 0x0, {}, [@common=@icmp={0x24, 'icmp\x00', 0x0, {0x5, 0x0, 0x4b0e}}]}, @REJECT={0x24, 'REJECT\x00'}}, {{@ip={@rand_addr=0x2, @rand_addr=0x200, 0xffffffff, 0xffffffff, 'ip6gre0\x00', 'lo\x00', {}, {0xff}, 0x89, 0x2, 0x22}, 0x0, 0x1f0, 0x230, 0x0, {}, [@common=@inet=@hashlimit3={0x158, 'hashlimit\x00', 0x3, {'nr0\x00', {0x6f, 0x10c, 0x2, 0xfffffffffffffffb, 0xffffffffffffe2f2, 0xc3, 0x6, 0x0, 0x20, 0x80}, 0x8}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x0, 0x8, "47024a4d53c112e4205ad81e5d35fa2eb58762c3fc80ed324dee8eb52b1c"}}}, {{@ip={@local={0xac, 0x14, 0x14, 0xaa}, @remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0xffffffff, 'veth0_to_bond\x00', 'vlan0\x00', {}, {0xff}, 0x8, 0x2, 0x21}, 0x0, 0x98, 0xbc}, @REJECT={0x24, 'REJECT\x00', 0x0, {0x8}}}], {{[], 0x0, 0x70, 0x94}, {0x24, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x4bc) ioctl$TIOCLINUX5(r1, 0x541c, &(0x7f00000000c0)={0x5, 0x5, 0x3ff, 0x3, 0x6}) [ 3464.946657] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:40 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:40 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x5451, &(0x7f0000000000)) 2018/05/20 01:42:40 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:40 executing program 5: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close(r0) r2 = syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c85000)) dup2(r0, r0) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) 2018/05/20 01:42:40 executing program 3: r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000440)='ns\x00') exit(0x0) openat$cgroup_type(r1, &(0x7f0000000180)='cgroup.type\x00', 0x2, 0x0) 2018/05/20 01:42:40 executing program 2: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000080)=@pptp={0x0, 0x0, {0x0, @multicast2}}, &(0x7f0000000100)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f00000001c0)={0x0, 0x2}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000240)={r1, 0x2f, "e3db65ec69131bb8a82571dbe19045cdb9dcf1c749622a51be6b3d45678c53fa4e2242d14b461ecfca86a033f5fe6e"}, &(0x7f0000000280)=0x37) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r2}, 0xc) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x100, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$netlink(0x10, 0x3, 0x80000000000c) write(r4, &(0x7f0000fa8000)="2700000014000707030e0000120f0a0011000100f5fe0012ff000000078a151f75080039000500", 0x27) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000280), &(0x7f00000002c0)=0x8) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r3, 0x4008af23, &(0x7f0000000340)={0x2, 0x7}) ioctl$KVM_SIGNAL_MSI(r3, 0x4020aea5, &(0x7f0000000380)={0x4000, 0x4000, 0xfff, 0x80000000, 0x4}) r5 = perf_event_open(&(0x7f00000002c0)={0x2, 0x70, 0x3e4, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x2, 0xffffffffffffffff, 0x0) r6 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r7 = fcntl$dupfd(r6, 0x406, r6) setsockopt$IP_VS_SO_SET_STOPDAEMON(r7, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r5, 0x400000000000) 2018/05/20 01:42:40 executing program 7: r0 = memfd_create(&(0x7f0000000040)="000276d43857a72667ae19eae24522680b00000000000000000000", 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000000180)='/dev/snd/seq\x00', 0x0, 0x101801) r2 = dup2(r1, r0) r3 = memfd_create(&(0x7f00000000c0)='#em1#+\x00', 0x0) write(r3, &(0x7f0000000040)="0600", 0x2) sendfile(r3, r3, &(0x7f0000001000), 0xffff) fcntl$notify(r0, 0x402, 0xa) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r3, 0x0) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f000002eff0), 0x10) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000000000)={0x8, 0xdcb, 0x6f5db282, 0x6}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000002b000)={0x0, 0x0, 0x0, "9ef17a8c5ae95ec86760de884e9740474a13eea165c0322901dc6bd36cde2c51d41b7f0b014f9f91eeb7c37c7340f476c8d753d000aa8faf8fb574dbcda6dc4d"}) write$sndseq(r0, &(0x7f0000000080), 0xffffff17) 2018/05/20 01:42:40 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd2000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:40 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:40 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3465.746646] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3465.751929] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:40 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x5421, &(0x7f0000000000)) 2018/05/20 01:42:40 executing program 5: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0xe5, 0x0) getpeername$unix(r0, &(0x7f0000000100), &(0x7f0000000180)=0x6e) sendmsg$key(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="02080000039c1734ded143727a0c2f359d82000200000000000000000000"], 0x18}, 0x1}, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x0, 0x0) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f00000001c0)={0x2, r0}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000002740)={0x3, [0x0, 0x0, 0x0]}, &(0x7f0000002780)=0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f00000027c0)={r2, 0x9}, &(0x7f0000002800)=0x8) [ 3465.890305] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:40 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:40 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000effdffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:40 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:40 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$bt_BT_SNDMTU(r1, 0x112, 0xc, &(0x7f0000000080)=0x9, 0x2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) [ 3466.031130] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:41 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89a2, &(0x7f0000000000)) 2018/05/20 01:42:41 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x30000, 0x82) utimensat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={{0x0, 0x2710}, {0x77359400}}, 0x0) r2 = signalfd4(r0, &(0x7f0000000000)={0xfffffffffffffc01}, 0x8, 0x800) r3 = dup(r2) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000140)={0x0, 0x7fff}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f00000001c0)={r4, @in6={{0xa, 0x4e23, 0x4000000000000000, @ipv4={[], [0xff, 0xff], @rand_addr=0x8}, 0x8}}, 0xff, 0x40}, 0x88) getsockopt$inet_IP_IPSEC_POLICY(r3, 0x0, 0x10, &(0x7f0000000340)={{{@in6=@mcast1}}, {{@in6}, 0x0, @in6}}, &(0x7f0000001140)=0xffffffffffffffdd) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'bcsf0\x00', 0x4bd}) 2018/05/20 01:42:41 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:41 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:41 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb8ff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:41 executing program 2: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000000c0)) r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) ioctl$EVIOCSABS0(r0, 0x401845c0, &(0x7f0000000080)={0x8001, 0x0, 0x8443, 0x3, 0x2}) r2 = fcntl$dupfd(r1, 0x406, r1) exit(0x200) mq_unlink(&(0x7f0000000100)='bdev\x00') setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:41 executing program 3: clone(0x20800000, &(0x7f00000000c0), &(0x7f0000008000), &(0x7f0000000ffc), &(0x7f0000000040)) prctl$intptr(0x24, 0xf90) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x4) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x480084}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa8, r1, 0x10, 0x70bd27, 0x25dfdbfc, {0xd}, [@IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local={0xac, 0x14, 0x14, 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}]}, @IPVS_CMD_ATTR_DAEMON={0x18, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6gre0\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5f94}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}]}, @IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e24}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x3}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x38ed}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3}]}, 0xa8}, 0x1}, 0x40) 2018/05/20 01:42:41 executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={&(0x7f0000018ff4)={0x10}, 0xc, &(0x7f0000013ff1)={&(0x7f00000000c0)={0x20, 0x28, 0x1, 0x0, 0x0, {0x1}, [@nested={0xc, 0x0, [@typed={0x4101, 0x0, @pid}]}]}, 0x20}, 0x1}, 0x0) lgetxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'system.', ')wlan1]md5sumusersecurity\'\x00'}, &(0x7f0000000080)=""/54, 0x36) 2018/05/20 01:42:41 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:41 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:41 executing program 7: writev(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000040)="390000001100090469001b00810800000700fd3fe8d545ea6e", 0x19}], 0x1) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x0, 0x0) write$rdma_cm(r0, &(0x7f0000000240)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000000200)={0xffffffff}, 0x13f, 0x100f}}, 0x20) setxattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000180)=@known='user.syz\x00', &(0x7f00000001c0)='/dev/rtc\x00', 0x9, 0x2) write$rdma_cm(r0, &(0x7f0000000280)=@join_ip_mcast={0x10, 0x30, 0xfa00, {&(0x7f0000000080), 0x4, {0xa, 0x4e23, 0x1f, @remote={0xfe, 0x80, [], 0xbb}, 0x3}, r1}}, 0x38) ioctl$BLKDISCARD(r0, 0x1277, &(0x7f0000000000)) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x4028700f, &(0x7f0000000040)) [ 3466.772371] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:41 executing program 5: timer_create(0x3, &(0x7f0000000000)={0x0, 0x26, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000040)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{}, {0x0, 0x9}}, &(0x7f0000040000)) timer_settime(0x0, 0x0, &(0x7f0000000200), &(0x7f0000000080)) r0 = syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0x2, 0x1a9000) bind$vsock_dgram(r0, &(0x7f0000000100)={0x28, 0x0, 0x0, @any=0xffffffff}, 0x10) 2018/05/20 01:42:41 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0xc020660b, &(0x7f0000000000)) 2018/05/20 01:42:41 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3466.966819] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:42 executing program 7: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) poll(&(0x7f0000000100)=[{r1}], 0x1, 0xfffffffffffffffa) r2 = syz_open_pts(r1, 0x200001) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000040)=0x400001) ptrace$cont(0x38, r0, 0x8000000000000000, 0x3a2) r3 = dup3(r2, r1, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r3, 0x84, 0xf, &(0x7f0000000140)={0x0, @in={{0x2, 0x4e20}}, 0x9, 0x5, 0x0, 0x501e, 0xff}, &(0x7f0000000080)=0x98) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f00000000c0)={0x7fff, 0x3a04749e, 0x200, 0x100000000, 0x1, 0x7, 0x7, 0x9, r4}, 0x20) tkill(r0, 0x1000000000016) 2018/05/20 01:42:42 executing program 3: capset(&(0x7f00002d0ff8)={0x19980330}, &(0x7f0000cc0000)) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-vsock\x00', 0x2, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x100000001, 0x200) ioctl$SNDRV_CTL_IOCTL_TLV_COMMAND(r1, 0xc008551c, &(0x7f0000000080)={0x6, 0x1c, [0x100000000, 0xa6, 0x1000, 0x5, 0x9d, 0x0, 0x200]}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20003000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x0, 0x70bd27, 0x25dfdbfe, {0x10}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x6}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x3}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x800}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x400}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7fffffff}]}, 0x64}, 0x1, 0x0, 0x0, 0x4048840}, 0x40004) ioctl$VHOST_RESET_OWNER(r0, 0xaf02, 0x0) prctl$intptr(0x1c, 0x0) 2018/05/20 01:42:42 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:42 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x0) fcntl$addseals(r0, 0x409, 0x1) r1 = memfd_create(&(0x7f00000000c0)='nodev\x00', 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) ioctl$LOOP_SET_STATUS64(r0, 0x4c03, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "10dec303415fe113b503cf1ae125cffac7e0f30f657e036d8beab09fd20f016238cbff4c48bedba30ba1508f70d88ebe0a077b1bb29ee38b71b351d15ce4ec82", "c3174cfe994a2869e5662e1e2a72e0fb4aee287df2df380b95e5b25a31c8f999938bfe8bf214ff8e583ea7b0e03ff510bcddd4757451a798594da244e721450c", "a2b98fba2b259731fba7132ce30a6db82958009e4ff06da85422d63bc7d0db26", [0x2]}) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x101000, 0x0) 2018/05/20 01:42:42 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x4020940d, &(0x7f0000000000)) 2018/05/20 01:42:42 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:42 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x2, 0x8000) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x4) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$sock_ipx_SIOCAIPXPRISLT(r0, 0x89e1, &(0x7f0000000200)=0x400000000007fe) dup3(r1, r2, 0x400000000000) pipe(&(0x7f00000001c0)) 2018/05/20 01:42:42 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x28000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:42 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3467.746558] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:42 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x63, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) rt_tgsigqueueinfo(0x0, 0x0, 0x0, &(0x7f00000000c0)) 2018/05/20 01:42:42 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000fdffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3467.814445] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:42 executing program 3: setitimer(0x1, &(0x7f0000000040)={{0x77359400}, {0x0, 0x7530}}, &(0x7f0000000080)) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='memory.swap.current\x00', 0x0, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f00000000c0)=""/103) 2018/05/20 01:42:42 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) socket$key(0xf, 0x3, 0x2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$TIOCCONS(r1, 0x541d) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:42 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf4010000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:42 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:42 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000c0ffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3468.029920] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:43 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000080)=ANY=[@ANYBLOB="0a000000000000005a030000000000000300000000000000ff0b000000000000ff03000000000000fd0b0000000000000100000000000000bf090000000000000300000000000000ba070000000000000100000000000000fc0b0000000000000100000000000000fd0b0000000000009b000000000000003e649b0aecdae98b07000000000000007f090000000000002000000000000000620401c0000000000100000000000000"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:43 executing program 5: mkdir(&(0x7f0000f4eff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000001c000)) chdir(&(0x7f0000000780)='./file0\x00') symlink(&(0x7f0000000140)='..', &(0x7f00000000c0)='./file0\x00') umount2(&(0x7f0000000180)='../file0\x00', 0x2) creat(&(0x7f0000000040)='../file0\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='../file0\x00', 0x0, 0x0) 2018/05/20 01:42:43 executing program 7: r0 = socket(0x1a, 0x803, 0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000002c0)=@assoc_value={0x0, 0x6}, &(0x7f0000000300)=0x8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0)={0x0}, &(0x7f0000000100)=0xc) syz_open_procfs(r2, &(0x7f0000000180)='cmdline\x00') open_by_handle_at(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="00e7b200f5ee001f"], 0x0) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r5 = userfaultfd(0x0) ioctl$UFFDIO_API(r5, 0xc018aa3f, &(0x7f0000000580)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r4, &(0x7f0000011fd2), 0xffffffee) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000000)={r1, 0x3, 0x30}, 0xc) read(r3, &(0x7f00000001c0)=""/126, 0xbb) ioctl$FIONREAD(r4, 0x541b, &(0x7f0000604ffc)) syz_extract_tcp_res(&(0x7f0000000040), 0x9, 0x1) dup2(r3, 0xffffffffffffffff) 2018/05/20 01:42:43 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0fe]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x80) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f0000000080)=0x8) listen(r0, 0x0) syz_emit_ethernet(0xb5, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00740600fe8000000000000000000000000000aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="6800000090780000"], &(0x7f00000002c0)) 2018/05/20 01:42:43 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40049409, &(0x7f0000000000)) 2018/05/20 01:42:43 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:43 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:43 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:43 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3468.627547] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:43 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_udp_int(r0, 0x11, 0x65, &(0x7f00000001c0), &(0x7f0000000000)=0xffffffffffffffd3) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r2, 0x84, 0x15, &(0x7f00000000c0)={0x1}, 0x1) r3 = syz_genetlink_get_family_id$team(&(0x7f0000000140)='team\x00') getpeername$packet(r2, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000200)=0x14) getsockopt$inet6_mreq(r1, 0x29, 0x1f, &(0x7f0000000240)={@ipv4={[], [], @rand_addr}, 0x0}, &(0x7f0000000280)=0x14) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000001980)={'veth0_to_bond\x00', 0x0}) getsockname$packet(r1, &(0x7f00000019c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000001a00)=0x14) getsockname$packet(r2, &(0x7f0000001a40)={0x0, 0x0, 0x0}, &(0x7f0000001a80)=0x14) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000001b40)={{{@in6=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@local}}, &(0x7f0000001c40)=0xe8) getsockname$packet(r1, &(0x7f0000001c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000001cc0)=0x14) getsockname$packet(r1, &(0x7f0000001dc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000001e00)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000001e40)={'vcan0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000001f40)={{{@in6=@dev, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6}}, &(0x7f0000002040)=0xe8) sendmsg$TEAM_CMD_PORT_LIST_GET(r2, &(0x7f00000024c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x140000}, 0xc, &(0x7f0000002480)={&(0x7f0000002080)={0x3c4, r3, 0x12, 0x70bd26, 0x25dfdbfb, {0x3}, [{{0x8, 0x1, r4}, {0x160, 0x2, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r5}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xc8}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x1000}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r6}}}]}}, {{0x8, 0x1, r7}, {0x44, 0x2, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r8}}, {0x8, 0x7}}}]}}, {{0x8, 0x1, r9}, {0x1f4, 0x2, [{0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x401}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r10}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x8000000000}}, {0x8, 0x6, r11}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r12}}, {0x8, 0x7}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x3}}, {0x8, 0x7}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}, {0x44, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x14, 0x4, 'activebackup\x00'}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r13}}}]}}]}, 0x3c4}, 0x1, 0x0, 0x0, 0x40001}, 0x20000004) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) 2018/05/20 01:42:43 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8922, &(0x7f0000000000)) 2018/05/20 01:42:43 executing program 2: socketpair$packet(0x11, 0x2, 0x300, &(0x7f00000001c0)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f00000000c0)={'IDLETIMER\x00'}, &(0x7f0000000100)=0x1e) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:43 executing program 5: setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@random={'trusted.', '@.#}]vboxnet0\x00'}, &(0x7f0000000080)="6d696d655f74797065657468306d643573756d70726f638b2f2a7472757374656400", 0x22, 0x2) readlink(&(0x7f0000000340)='./file0\x00', &(0x7f0000000240)=""/150, 0xffffffb8) 2018/05/20 01:42:43 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:43 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000ebff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3468.749474] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3468.776330] l2tp_ppp: sess 4/0: set mtu=0 2018/05/20 01:42:43 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000aba000)={&(0x7f0000791000)={0x10}, 0xc, &(0x7f0000e2a000)={&(0x7f0000831000)={0x20, 0x7, 0xa, 0x1, 0x0, 0x0, {}, [@typed={0xc, 0x200000001, @u32}]}, 0x20}, 0x1}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x200, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffff9c, 0x84, 0x0, &(0x7f0000000040)={0x0, 0x9, 0x7fffffff, 0x3}, &(0x7f0000000080)=0x10) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000000c0)={r2, 0x1}, &(0x7f0000000100)=0x8) openat$ion(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ion\x00', 0x10000, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r1, 0xc0bc5351, &(0x7f0000000180)={0x0, 0x1, 'client0\x00', 0x2, "1c942f6e5b96c656", "615bd3aae2d2ddceb11f4f91c63e08b7b036bb0d6e5aaf088ce10ee41dd5d0c8", 0xbd, 0x5}) 2018/05/20 01:42:43 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f00000001c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="dff52df0eb31406df26929c45d6a9c152359e7b195415fac8ba47ebace414a42abe2684e7e045eb6ee24bb301c0d0bb1"], &(0x7f0000001240)=0x2) r0 = add_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, &(0x7f0000000080)="83", 0x1, 0xffffffffffffffff) remap_file_pages(&(0x7f00006fe000/0x3000)=nil, 0x3000, 0x2000000, 0xc5, 0x0) request_key(&(0x7f0000001180)='asymmetric\x00', &(0x7f00000011c0)={0x73, 0x79, 0x7a}, &(0x7f0000001200)='/dev/cuse\x00', r0) r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x4, 0x0) r2 = dup3(r1, r1, 0x80000) ioctl$BLKALIGNOFF(r2, 0x127a, &(0x7f0000000040)) ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xfa) sendfile64(r2, r1, &(0x7f0000000080), 0x80000001) mmap(&(0x7f00006ff000/0x3000)=nil, 0x3000, 0x0, 0x4000811, r1, 0x0) 2018/05/20 01:42:44 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000001081f001cfffd946fa2830020200a000900010001e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) ioctl$EVIOCGREP(r0, 0x80084503, &(0x7f0000000040)=""/154) 2018/05/20 01:42:44 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='loginuid\x00') sendfile(r0, r0, &(0x7f00000000c0), 0xdd) 2018/05/20 01:42:44 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffb8]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:44 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:44 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:44 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8924, &(0x7f0000000000)) 2018/05/20 01:42:44 executing program 3: r0 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$void(r0, 0xc0045878) mmap(&(0x7f00001bf000/0x3000)=nil, 0x3000, 0x0, 0x4011, r0, 0x0) mmap(&(0x7f00001bf000/0x2000)=nil, 0x2000, 0x0, 0x16031, 0xffffffffffffffff, 0x0) 2018/05/20 01:42:44 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:44 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:44 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:44 executing program 3: r0 = socket$can_raw(0x1d, 0x3, 0x1) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x2000, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f0000000040)={0x0, 0xae, "9f89d0f9d1c60195e4c43cccc996f7ee0e84a49025aa3b533ea0903f31b8a812e8261ab2711173129902ebf6c56ff3f93b209846e595f94bc94f981e6fd54c0af94748993b0b3464af081978fa461d955b9cfc8cb981c5d4758a5089db8180214617d7b3e434d68ead05bf0f1d25f8895e8e9add2c6b488cb122a0f29baaa3d02586a4cc13317884a6bde82dc6f723d6bc5d573a5747e4b67acf137ef38d2be2a9acac8ce21d73be3d235ecbbd1b"}, &(0x7f0000000100)=0xb6) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000140)={r2, 0xfffffffffffffffe, 0x10001}, &(0x7f0000000180)=0x8) getsockopt$bt_hci(r0, 0x65, 0x2, &(0x7f0000cbc000)=""/244, &(0x7f0000001000)=0x33b) 2018/05/20 01:42:44 executing program 5: r0 = socket$inet(0x2, 0x4000000000080003, 0x8) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x11, @empty, 0x0, 0x0, 'none\x00'}, 0x2c) setsockopt$IP_VS_SO_SET_FLUSH(r0, 0x0, 0x485, 0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000480)={{{@in, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@remote}}, &(0x7f0000000580)=0xe8) ioprio_set$uid(0x2000000000000, r2, 0x1) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f00000000c0)=@filter={'filter\x00', 0xe, 0x4, 0x34c, 0xffffffff, 0x0, 0x0, 0x0, 0xffffffff, 0xffffffff, 0x2b8, 0x2b8, 0x2b8, 0xffffffff, 0x4, &(0x7f0000000080), {[{{@ip={@multicast2=0xe0000002, @loopback=0x7f000001, 0x0, 0xffffff00, 'team0\x00', 'veth0\x00', {0xff}, {0xff}, 0x2e, 0x2, 0x20}, 0x0, 0xb8, 0xdc, 0x0, {}, [@common=@socket0={0x20, 'socket\x00'}]}, @REJECT={0x24, 'REJECT\x00', 0x0, {0x7}}}, {{@ip={@broadcast=0xffffffff, @multicast1=0xe0000001, 0x0, 0x0, 'veth0_to_bond\x00', 'gretap0\x00', {0xff}, {0xff}, 0x4, 0x3, 0x40}, 0x0, 0x98, 0xf4}, @common=@CLUSTERIP={0x5c, 'CLUSTERIP\x00', 0x0, {0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 0x100000001, 0x8, [0x7, 0xb, 0x1, 0x40, 0x3a, 0x1e, 0x31, 0x25, 0x13, 0x3d, 0x19, 0x3b, 0xa, 0x1a, 0x33, 0x1f], 0x1, 0x4, 0x6}}}, {{@uncond, 0x0, 0xc4, 0xe8, 0x0, {}, [@common=@addrtype={0x2c, 'addrtype\x00', 0x0, {0x48, 0x200, 0x1, 0x1}}]}, @REJECT={0x24, 'REJECT\x00', 0x0, {0x7}}}], {{[], 0x0, 0x70, 0x94}, {0x24, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x3a8) r3 = syz_open_dev$amidi(&(0x7f00000005c0)='/dev/amidi#\x00', 0x6e86, 0x410400) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000600)={'vcan0\x00', r1}) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000040), 0x4) 2018/05/20 01:42:44 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x2) ioctl$KVM_GET_PIT2(r1, 0x8070ae9f, &(0x7f00000000c0)) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) mmap$binder(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x1000000, 0x50, r1, 0x0) r2 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r2, 0x400000000000) [ 3469.672473] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. [ 3469.688341] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3469.697706] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. 2018/05/20 01:42:44 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89b0, &(0x7f0000000000)) 2018/05/20 01:42:44 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) socket$bt_rfcomm(0x1f, 0x1, 0x3) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='illinois\x00', 0x9) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='veth0_to_bond\x00', 0x200}) shutdown(r0, 0x100000000001) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x0) ioctl$RNDGETENTCNT(r1, 0x80045200, &(0x7f0000000040)) pivot_root(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00') 2018/05/20 01:42:44 executing program 5: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0xb) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000040)=@sack_info={0x0, 0x9, 0x3}, &(0x7f0000000080)=0xc) exit_group(0x1ff) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000001280)={r1, 0x100b, "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"}, &(0x7f0000001100)=0x1013) r2 = memfd_create(&(0x7f00000000c0)='\x00', 0x2) ioctl$TCSETAW(r2, 0x5407, &(0x7f0000000100)={0x3, 0x6, 0x6, 0x4, 0x7, 0x2, 0x9, 0x100000000, 0x4, 0x1}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000001240)) 2018/05/20 01:42:44 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000ffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:44 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3469.999221] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:45 executing program 3: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x2000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x1e, 0x805, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio\x00', 0x200400, 0x0) r3 = getpgid(0x0) lstat(&(0x7f00000014c0)='./file0\x00', &(0x7f0000001500)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000001580)={0x0, 0x0, 0x0}, &(0x7f00000015c0)=0xc) fcntl$getownex(r1, 0x10, &(0x7f0000001600)={0x0, 0x0}) r7 = getuid() stat(&(0x7f0000001640)='./file0\x00', &(0x7f0000001680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r2, &(0x7f0000001780)={&(0x7f0000000140)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000001480)=[{&(0x7f0000000280)="5f9060e570d374e79bf1fbb576488bf40a85bc73553b81016ebbe694d8574a01cbbb78057eef356d441a3956f473f132ad5fa01943a482422d339578865f0f2c6a6533a94096b8e1ccdffc20bcadd7762ff20c0549e821defcbc9251ca7109c0a5548bdf64c930844bf42c45b7570b4e608b5cc6c7ac3c4b77441af0c381eb6b6f814ae8652462c3cb48bc6684b18ac43c2f9bbc622e8288e44f6bce946433aba01090b30e32ec57cae775a56941352bfda20bf9cd7144d2e52bc52a32be479bed79a1464d2fec4d6d6ba90727c27e390e8081eb8c57f6be5f1ea44cb56b68bbb0601709b1683867843ab5063200", 0xee}, {&(0x7f0000000380)="bfd070b46f282bc6c03dc25c76c49cd7a20a7deded1b30de5fefff5bc2ae1b9d8db73b0f27807fb011eeb7c6b45b4d2daeaee715cfec6f69c37ddd65c7af06e98a9bb54acc8084193181e702edeb6200b751efc5c47ef7c0e2be73c6", 0x5c}, {&(0x7f00000001c0)="72f8528517a4bbb3a851e3b7d6c290b0a61396c738f29b4333eb2d94da0126167c0207eeeec6ea992edf8c656c278c", 0x2f}, {&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="e394805b365f31cfdcfd577fe42e23fb6384daec3d23441463ce047de46f1a27218f526b7fee5992637ba6cda3a0b3877ec323c3b6c8993be61933a3299a125f1941ae4c25dae4199fd5099b4d779a00472162a2728cb197de328f5ccb9cf163bfb9", 0x62}], 0x5, &(0x7f0000001700)=[@cred={0x18, 0x1, 0x2, r3, r4, r5}, @cred={0x18, 0x1, 0x2, r6, r7, r8}, @rights={0x18, 0x1, 0x1, [r2, r0, r2]}, @rights={0xc, 0x1, 0x1}], 0x54, 0x4044000}, 0x4) r9 = fcntl$getown(r2, 0x9) fcntl$lock(r1, 0x7, &(0x7f00000000c0)={0x2, 0x5, 0x4, 0x3ff, r9}) ioctl$UFFDIO_ZEROPAGE(r2, 0xc020aa04, &(0x7f0000000100)={&(0x7f0000ffc000/0x1000)=nil, 0x1000}) ioctl$KDENABIO(r2, 0x4b36) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f00000017c0)=@req3={0x80000000}, 0x1c) dup2(0xffffffffffffffff, 0xffffffffffffffff) 2018/05/20 01:42:45 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:45 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x20000000000000, 0x30000) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r0, 0xc0405519, &(0x7f0000000040)={0x8, 0x0, 0x0, 0x0, "6c13ee9601dacbd41600ae663857c6777422db20d8282220d6e88e64365b3695b6b702045527773b95598f68"}) 2018/05/20 01:42:45 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:45 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x2, &(0x7f0000000000)) 2018/05/20 01:42:45 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x6, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext, 0x0, 0x0, 0x2, 0x0, 0x8000000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x4) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x480400, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000008c0)=@nat={'nat\x00', 0x19, 0x5, 0x6c4, [0x200001c0, 0x0, 0x0, 0x200004a0, 0x200006bc], 0x0, &(0x7f00000000c0), &(0x7f00000001c0)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x0, 0x20, 0xed7f, 'nr0\x00', 'team_slave_1\x00', 'gretap0\x00', '\x00', @random="3ecbd8834525", [0xff, 0xff, 0xff, 0x0, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [0xff, 0x0, 0xff, 0xff, 0xff, 0xff], 0xc8, 0x128, 0x158, [@arp={'arp\x00', 0x34, {{0x334, 0x0, 0x4, @dev={0xac, 0x14, 0x14, 0xb}, 0x0, @multicast1=0xe0000001, 0xffffffff, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0xff, 0x0, 0xff, 0xff], @random="8aba424da4f7", [0x0, 0xff, 0xff, 0x0, 0xff], 0x2, 0x20}}}]}, [@arpreply={'arpreply\x00', 0xc, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 0xfffffffffffffffd}}}, @snat={'snat\x00', 0xc, {{@empty, 0xffffffffffffffff}}}]}, @snat={'snat\x00', 0xc, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 0xfffffffffffffffd}}}}, {{{0x1d, 0x8, 0x201, 'sit0\x00', 'bpq0\x00', 'vlan0\x00', 'vcan0\x00', @empty, [0xff, 0x0, 0x0, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, [0xff, 0xff, 0xff, 0xff, 0x0, 0x24f6c2611120a369], 0xf8, 0x128, 0x158, [@mark_m={'mark_m\x00', 0xc, {{0x3, 0x1, 0x1, 0x3}}}, @arp={'arp\x00', 0x34, {{0x0, 0x0, 0x1, @empty, 0xff, @remote={0xac, 0x14, 0x14, 0xbb}, 0xff, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, [0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty, [0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 0x8, 0x3a}}}]}, [@arpreply={'arpreply\x00', 0xc, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 0xffffffffffffffff}}}]}, @snat={'snat\x00', 0xc, {{@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{{{0x3, 0x7d, 0x9300, 'vcan0\x00', 'veth0_to_team\x00', 'sit0\x00', 'gre0\x00', @empty, [0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}, [0xff, 0x0, 0xff], 0x194, 0x1bc, 0x1ec, [@comment={'comment\x00', 0x100}]}, [@common=@NFQUEUE0={'NFQUEUE\x00', 0x4, {{0x2}}}]}, @arpreply={'arpreply\x00', 0xc, {{@empty, 0xfffffffffffffffe}}}}]}, {0x0, '\x00', 0x3, 0xfffffffffffffffc, 0x2, [{{{0x11, 0x2, 0x6001, 'ip6tnl0\x00', 'bond0\x00', 'team0\x00', 'ifb0\x00', @random="ebc01d3532d6", [0x0, 0x0, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, [0x0, 0xff, 0xff, 0xff, 0x0, 0xff], 0x70, 0x70, 0xa0}}, @snat={'snat\x00', 0xc, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 0xffffffffffffffff}}}}, {{{0x5, 0x50, 0x1e, 'lo\x00', 'veth1_to_bond\x00', 'ip6_vti0\x00', 'team_slave_1\x00', @link_local={0x1, 0x80, 0xc2}, [0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, [0x0, 0xff, 0xff, 0xff], 0x98, 0xc8, 0xf8, [@pkttype={'pkttype\x00', 0x4, {{0x2, 0x1}}}]}, [@snat={'snat\x00', 0xc, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, 0xfffffffffffffffe}}}]}, @snat={'snat\x00', 0xc, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xf}, 0x10}}}}]}]}, 0x714) r2 = fcntl$dupfd(r0, 0x403, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) r3 = dup3(r0, r2, 0x400000000000) ioctl$DRM_IOCTL_GEM_OPEN(r3, 0xc010640b, &(0x7f0000000100)={0x0, 0x0, 0x1000}) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, &(0x7f0000000940)={0x0, 0x0}) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, &(0x7f0000000980)={r4, r5}) 2018/05/20 01:42:45 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd1041080]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:45 executing program 7: r0 = syz_open_dev$dspn(&(0x7f00000001c0)='/dev/dsp#\x00', 0x3, 0x101202) setsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000200)=0x8000, 0x4) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) write$binfmt_script(r1, &(0x7f00000002c0)={'#! ', './file0', [{0x20, '\'GPL+system'}, {0x20, "2e2f6367726f7570000478d081"}, {0x20, "3aaa2d73656c667b246c6f7d335d2d657468312e28776c616e302d5b"}, {0x20, '/dev/dsp#\x00'}, {0x20, 'cpusetnodevuserkeyringselinux/\\vmnet0#'}, {0x20, ']('}], 0xa, "d7a8d61247da3c67e74d82082e9514b88cb8670bca87ff42c8bd43e21ec24e015a692c0149dff90e55a7aca4b25e26f0b1bc57c913135735a718c4439a65a1e59cbf24987b08ff4978e4906cfecea8d7f083b1340cc806ce078da3855078e351b670168fd4a878d1e04e7cca8880955380ec0d3712f62931f3e6b69793a878a4b73615457b0ae1c4c0207232933aa47b8adec84154052f127e5554071697a73ebc1679ce"}, 0x11b) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000180)={0x5, 0x1ff, 0x3f, 0x100000001, 0x3, 0xffffffffffffffe1, 0x8, 0x800, 0x3, 0x7, 0xf756, 0x5}) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000000)=0x0) syz_open_procfs(r2, &(0x7f0000000140)='net/unix\x00') openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)="2e2f6367726f7570000478d081", 0x200002, 0x0) read(0xffffffffffffffff, &(0x7f0000000040)=""/239, 0xef) 2018/05/20 01:42:45 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={0xffffffffffffff9c}) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000080)=0x10000, 0x4) r2 = socket$inet6_sctp(0xa, 0x3, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000013e95), 0x4) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0x14, &(0x7f0000000100), &(0x7f0000000140)=0x20) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) close(r0) 2018/05/20 01:42:45 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:45 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:45 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000ffd000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000000)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2ec, 0x2], 0x80000000000000}) ioctl$KVM_SET_GUEST_DEBUG(r2, 0x4048ae9b, &(0x7f0000000300)={0x90003}) clock_gettime(0x2, &(0x7f00000000c0)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/05/20 01:42:45 executing program 7: r0 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f0000000240)=0x20000005) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000180)={"643071300000000000000020001600", 0x3}) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000100)='/dev/input/mouse#\x00', 0x1f, 0x20000) ioctl$TCGETS(r2, 0x5401, &(0x7f0000000200)) recvmsg(r1, &(0x7f0000001680)={0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f00000015c0)=""/184, 0xb8}, 0x0) recvmsg(r1, &(0x7f0000000140)={&(0x7f0000000080)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000100), 0x0, &(0x7f0000000340)=""/4096, 0x1000}, 0x0) sendmsg$nl_route(r1, &(0x7f0000001400)={&(0x7f00000001c0)={0x10}, 0xc, &(0x7f00000013c0)={&(0x7f0000000040)=@getnetconf={0x14, 0x52, 0x7c3324e99b989539}, 0x14}, 0x1}, 0x0) [ 3470.859112] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:45 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x85e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80000, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0xfffffffffffffffe, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) unlinkat(r1, &(0x7f0000000080)='./file0\x00', 0x200) r2 = getpgrp(0xffffffffffffffff) r3 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000200)='/dev/urandom\x00', 0x73694c2b7e07c093, 0x0) accept4$packet(r3, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000280)=0x14, 0x800) prctl$setptracer(0x59616d61, r2) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) [ 3470.969702] *** Guest State *** [ 3470.973301] CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 3470.982389] CR4: actual=0x0000000000002040, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 3470.991388] CR3 = 0x0000000000000000 [ 3470.995205] RSP = 0x0000000000000009 RIP = 0x0080000000000000 [ 3471.001249] RFLAGS=0x00000002 DR7 = 0x0000000000000400 [ 3471.007318] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 3471.014250] CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 [ 3471.022319] DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 [ 3471.030386] SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 [ 3471.038518] ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 [ 3471.046599] FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 [ 3471.054647] GS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 [ 3471.062717] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 3471.070770] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 3471.078877] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 3471.086943] TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 [ 3471.095045] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 3471.101520] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 3471.109231] Interruptibility = 00000000 ActivityState = 00000000 [ 3471.115551] *** Host State *** [ 3471.118839] RIP = 0xffffffff811f76d9 RSP = 0xffff88019cd273f0 [ 3471.124910] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 3471.131407] FSBase=0000000000000000 GSBase=ffff8801daf00000 TRBase=fffffe0000034000 [ 3471.139271] GDTBase=fffffe0000032000 IDTBase=fffffe0000000000 [ 3471.145250] CR0=0000000080050033 CR3=00000001af8d8000 CR4=00000000001426e0 [ 3471.152349] Sysenter RSP=fffffe0000033200 CS:RIP=0010:ffffffff87801380 [ 3471.159104] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 3471.165216] *** Control State *** [ 3471.168868] PinBased=0000003f CPUBased=b5986dfa SecondaryExec=000000c2 [ 3471.175568] EntryControls=0000d1ff ExitControls=0023efff [ 3471.181076] ExceptionBitmap=0006004a PFECmask=00000000 PFECmatch=00000000 [ 3471.188060] VMEntry: intr_info=80000603 errcode=00000000 ilen=00000000 [ 3471.194799] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 3471.201592] reason=80000021 qualification=0000000000000000 [ 3471.207962] IDTVectoring: info=00000000 errcode=00000000 [ 3471.213449] TSC Offset = 0xfffff8b9b0359bfc [ 3471.217839] EPT pointer = 0x0000000191b6801e 2018/05/20 01:42:46 executing program 5: prctl$seccomp(0x21, 0x3, &(0x7f0000000000)={0x2000000000000051, &(0x7f0000000040)=[{0x4, 0x7, 0x80000001, 0x2}, {0x7, 0xba, 0xffff, 0xde4}, {0xad2a, 0x20, 0x7fff, 0xbb5}, {0x0, 0x8, 0x800, 0x7}]}) r0 = syz_open_dev$vcsa(&(0x7f0000000100)='/dev/vcsa#\x00', 0x2551, 0x40000030000) ioctl$KVM_TRANSLATE(r0, 0xc018ae85, &(0x7f00000000c0)={0x6000, 0x0, 0x9, 0x1000, 0xc105}) 2018/05/20 01:42:46 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8931, &(0x7f0000000000)) 2018/05/20 01:42:46 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:46 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:46 executing program 3: r0 = syz_open_dev$amidi(&(0x7f00000001c0)='/dev/amidi#\x00', 0x7fffffff, 0x102) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000280)) ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) syz_emit_ethernet(0x1, &(0x7f0000000080)=ANY=[@ANYBLOB="aaadaaaaaaaaaaaab012fd1ec56eb06aaaaaaa0086dd6050a09c00080000fe8068"], &(0x7f0000000040)) r1 = socket(0x1, 0x3, 0x3f) ioctl$SG_GET_COMMAND_Q(r0, 0x2270, &(0x7f00000002c0)) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000100)={'veth1_to_team\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="ffff00000000000000000000000000000000000002"]}) setsockopt$inet_int(r1, 0x0, 0x40, &(0x7f0000000080), 0x4) getsockname(r1, &(0x7f0000000140)=@nfc, &(0x7f0000000000)=0x80) syz_open_dev$dmmidi(&(0x7f0000000240)='/dev/dmmidi#\x00', 0x7ff, 0x276000) 2018/05/20 01:42:46 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r2, 0x400000000000) openat$cgroup_ro(r2, &(0x7f0000000080)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) 2018/05/20 01:42:46 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r1 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000040)={{0x2, 0x4e21, @broadcast=0xffffffff}, {0x306}, 0x2, {0x2, 0x4e21, @broadcast=0xffffffff}, 'syzkaller1\x00'}) getsockopt$sock_int(r1, 0x1, 0x1f, &(0x7f0000000000), &(0x7f0000000140)=0x4) 2018/05/20 01:42:46 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff91]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:46 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f000010aff6)='/dev/ptmx\x00', 0x0, 0x0) fsetxattr(r0, &(0x7f0000000000)=@known='security.capability\x00', &(0x7f0000000040)="000000037970652700000004000000070000204500000000", 0x18, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000080)='/dev/midi#\x00', 0x0, 0x630280) r2 = accept4$unix(0xffffffffffffff9c, &(0x7f00000000c0)=@abs, &(0x7f0000000140)=0x6e, 0x0) ioctl$sock_bt_bnep_BNEPCONNADD(r1, 0x400442c8, &(0x7f0000000180)={r2, 0x0, 0x400, "ff627b1329e4"}) 2018/05/20 01:42:46 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket(0xa, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000280)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000040)=@add_del={0x2, &(0x7f0000000000)='gre0\x00', 0x34c7d38d}) setsockopt$inet_group_source_req(r0, 0x0, 0x2b, &(0x7f0000000140)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x108) dup2(r1, r0) 2018/05/20 01:42:46 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x3], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3471.907167] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:46 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:46 executing program 3: set_mempolicy(0x2, &(0x7f0000000000)=0x100000001, 0x6b) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x1, 0x44031, 0xffffffffffffffff, 0x0) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x200040, 0x0) ioctl$BLKGETSIZE(r0, 0x1260, &(0x7f0000000100)) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000200)=0x0) r2 = syz_open_procfs(r1, &(0x7f0000000040)='autogroup\x00') getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000000c0)=@assoc_id=0x0, &(0x7f0000000140)=0x4) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000180)=@sack_info={r3, 0x3e5a, 0x5}, &(0x7f00000001c0)=0xc) 2018/05/20 01:42:46 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r0, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r0, 0x81fdf1a630d9d86c) 2018/05/20 01:42:46 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8982, &(0x7f0000000000)) 2018/05/20 01:42:46 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:46 executing program 7: r0 = memfd_create(&(0x7f000088f000)='\x00\x00\x00', 0x4) ftruncate(r0, 0x1000000) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0xc) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000080)=0x0) kcmp$KCMP_EPOLL_TFD(r1, r2, 0x7, r0, &(0x7f00000000c0)={r0, r0, 0x2}) ftruncate(r0, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000100)={0x1, 0x8}, 0x8) 2018/05/20 01:42:46 executing program 5: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r0, 0x28, 0x6, &(0x7f0000000140)=0x3f420f0000000000, 0x21d) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r0, 0x28, 0x6, &(0x7f0000000000), 0x8) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000040)={0x0, 'veth1_to_bond\x00', 0x3}, 0x18) [ 3472.180395] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:47 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:47 executing program 3: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x40, 0x0) ioctl$sock_proto_private(r0, 0x89e3, &(0x7f0000000080)="30d06e6082a818b83b608a0cf0de1b518c5b4bf19fc082d8a12c774b1411571058e7b10176fc6beb7dfb8d6f78a0e514fd08dfe3804caf42ef5f87206c72db175e62f180c2827248c7d58a228493844b7e140e9928d60465b2eb75be45a85c59bd6b608612cd3c4ad7945f0c8b39a492") ioctl$KVM_SIGNAL_MSI(r0, 0x4020aea5, &(0x7f0000000100)={0x1, 0x4, 0xff, 0x9, 0x7}) r1 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) socket$bt_cmtp(0x1f, 0x3, 0x5) bind$llc(r1, &(0x7f0000000000)={0x1a, 0x8, 0x3, 0x8000003, 0x45, 0x10005, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8921, &(0x7f0000000ac0)={'team0\x00'}) 2018/05/20 01:42:47 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x10000000080e, 0x0) alarm(0x10000000) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) umount2(&(0x7f00000000c0)='./file0\x00', 0x1) syz_open_dev$mouse(&(0x7f00000001c0)='/dev/input/mouse#\x00', 0x7ff, 0x600000) dup3(r1, 0xffffffffffffff9c, 0x80001) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)) 2018/05/20 01:42:47 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000000)=ANY=[@ANYBLOB="e10300000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000067360cd3e326989a792304781be80faa988693e08d0258f7a0e17be21e552184921f122cb460071dbcb1fbcd9c9c6698363569c4563c7a2c38f335ef0ad0fd087e8999c8f3f66db64fe924853879f6dd84a1"]) 2018/05/20 01:42:47 executing program 5: keyctl$dh_compute(0x17, &(0x7f00008b4000), &(0x7f0000587000)=""/1, 0x1, &(0x7f00004e4fc8)={&(0x7f00009a4ff4)={'crc32\x00\x00\x00\x00nul\x00'}, &(0x7f00005ca000), 0x0, [0xfffffe00]}) r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0xfffffffffffff12d, 0x4000) ioctl$KVM_NMI(r0, 0xae9a) 2018/05/20 01:42:47 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000002048000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:47 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:47 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x80487436, &(0x7f0000000000)) 2018/05/20 01:42:47 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:47 executing program 3: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0xaf01, &(0x7f0000000280)) r1 = eventfd(0x3ffffffb) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000001500)={0x0, r1}) io_setup(0x676, &(0x7f0000000100)=0x0) open(&(0x7f0000000080)='./file0\x00', 0x4000, 0x80) creat(&(0x7f0000000000)='./file0\x00', 0x20) ioctl$void(r0, 0xc0045878) io_submit(r2, 0x1, &(0x7f0000001780)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000140), 0x0, 0x0, 0x0, 0x1, r1}]) 2018/05/20 01:42:47 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000007fffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:47 executing program 5: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$IPT_SO_SET_REPLACE(r1, 0x0, 0x40, &(0x7f0000000ac0)=@nat={'nat\x00', 0x1b, 0x5, 0x3c4, 0xcc, 0x1e8, 0xffffffff, 0x2d8, 0x1e8, 0x3f4, 0x3f4, 0xffffffff, 0x3f4, 0x3f4, 0x5, &(0x7f00000005c0), {[{{@uncond, 0x0, 0x98, 0xcc}, @REDIRECT={0x34, 'REDIRECT\x00', 0x0, {0x1, {0x0, @dev={0xac, 0x14, 0x14}, @broadcast=0xffffffff, @gre_key}}}}, {{@ip={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x0, 'vcan0\x00', 'team_slave_1\x00'}, 0x0, 0x98, 0xcc}, @REDIRECT={0x34, 'REDIRECT\x00', 0x0, {0x1, {0x0, @local={0xac, 0x14, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14}, @gre_key, @gre_key}}}}, {{@uncond, 0x0, 0x98, 0xcc}, @REDIRECT={0x34, 'REDIRECT\x00', 0x0, {0x1, {0x0, @empty, @local={0xac, 0x14, 0x14, 0xaa}, @gre_key}}}}, {{@ip={@broadcast=0xffffffff, @empty, 0x0, 0x0, 'bcsf0\x00', 'bridge_slave_0\x00'}, 0x0, 0x98, 0xcc}, @DNAT0={0x34, 'DNAT\x00', 0x0, {0x1, {0x0, @rand_addr, @multicast1=0xe0000001, @icmp_id, @icmp_id}}}}], {{[], 0x0, 0x70, 0x94}, {0x24, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x420) syz_open_dev$sg(&(0x7f0000d08ff7)='/dev/sg#\x00', 0x0, 0x81) syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x10000) timer_create(0x0, &(0x7f0000044000), &(0x7f0000044000)) close(r0) 2018/05/20 01:42:47 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x4000, 0x0) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000200)=0x401, 0x4) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'sit0\x00'}, 0x18) mkdirat(r2, &(0x7f0000000080)='./file0\x00', 0xa0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x20080, 0x0) dup3(r1, r2, 0x400000000000) connect$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e24, 0x8001, @mcast2={0xff, 0x2, [], 0x1}, 0xffffffff}, 0x1c) [ 3472.928612] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3472.970662] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:47 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = open(&(0x7f0000000140)='./file0\x00', 0x42, 0x1) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000480)={{{@in6=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6}}, &(0x7f0000000040)=0xe8) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=@ipv4_newaddr={0x5c, 0x14, 0x400, 0x70bd26, 0x25dfdbff, {0x2, 0x58, 0x20, 0xc8, r2}, [@IFA_LABEL={0x14, 0x3, 'bond_slave_1\x00'}, @IFA_ADDRESS={0x8, 0x1}, @IFA_BROADCAST={0x8, 0x4, @multicast2=0xe0000002}, @IFA_FLAGS={0x8, 0x8, 0x1e4}, @IFA_LOCAL={0x8, 0x2, @loopback=0x7f000001}, @IFA_FLAGS={0x8, 0x8, 0x689}, @IFA_ADDRESS={0x8, 0x1, @broadcast=0xffffffff}]}, 0x5c}, 0x1}, 0x0) [ 3473.040931] l2tp_ppp: sess 4/0: get L2TP stats 2018/05/20 01:42:48 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:48 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:48 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8947, &(0x7f0000000000)) 2018/05/20 01:42:48 executing program 3: r0 = socket$inet(0x2, 0x200000002, 0x0) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000080)=0x2, 0x4) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x1, 0x0) accept4$netrom(r1, &(0x7f00000000c0), &(0x7f0000000100)=0x10, 0x80000) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21}, 0x1) syz_emit_ethernet(0x2a, &(0x7f00003f3fd5)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @multicast1=0xe0000001}, @udp={0x0, 0x4e21, 0x8}}}}}, 0x0) 2018/05/20 01:42:48 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5455010000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:48 executing program 5: r0 = syz_open_dev$dmmidi(&(0x7f0000056000)='/dev/dmmidi#\x00', 0x6f600000, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000053b000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f0000002680)=[{&(0x7f00000005c0)=""/4096, 0x1000}], 0x1) r2 = dup3(r0, r1, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f00000000c0)={0x6, 0x1}) ioctl$int_in(r1, 0x5421, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f0000000040)=0x9, 0x4) syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00') openat$sequencer2(0xffffffffffffff9c, &(0x7f000083bff0)='/dev/sequencer2\x00', 0x4002, 0x0) 2018/05/20 01:42:48 executing program 7: r0 = syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = epoll_create(0x277) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r0, 0xc0045516, &(0x7f0000000000)=0xec35) socket$nl_generic(0x10, 0x3, 0x10) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00000000c0)) 2018/05/20 01:42:48 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) getsockopt$inet_mreqn(r1, 0x0, 0x0, &(0x7f0000000080)={@loopback, @rand_addr}, &(0x7f00000000c0)=0xc) sendmsg$nfc_llcp(r1, &(0x7f0000000400)={&(0x7f00000001c0)={0x27, 0x0, 0x0, 0x5, 0x550a, 0x1faf0ac, "3174516f0be2e8676bfbc9cd7bd6e8f19cf3b33eb255b2c5eb874b4ec6ff66bce2c69973054c3108b182d9140f2aa17d6413117e2cba2fbd4f501d473550a6", 0x2b}, 0x58, &(0x7f0000000340)=[{&(0x7f0000000100)='S', 0x1}, {&(0x7f0000000240)="f4a19c0f4a7ca787c65227655bf2d69d673eb1b7ada1f1a5f380d95143332700e6b95b066c6123bd1058f7d44ca689b954e42adf9ebaf56413f82835c727874f502c2fd5e97141da7351ed58c39e2cf198d1888b7a766cf057b97c32cf57efcb999ffc08dfe78e9cd88cfbbb03d3f516643fded9aafd082d64556aee79618d88db151bc8c8116b4fc5090a2144ac54d95c24c61fa6078f0ee9fe57f204414883e5edbebc8b46d8b8e107919289df86e3a90c3693bcff55c7b3e1d502c03c72ad2eb328e0e1b79a8908212ebaeb59d11f353cd145db1ecaf7", 0xd8}], 0x2, &(0x7f0000000380)={0x7c, 0x10f, 0x3f, "c4d0fd5c5afd848ebfe57d048d2f7d25fe01a15e1d26140192e371738b2c03fba650b5918688e667c07b56baf5d18bdd7f5af60e503558cb24bfb439c0d4d0bf42049783c2e1adfa36f48e20add78f5db2747c50386e162f2710c3df91ea2a46dd963ef87c8d27b5f5b227ac3f"}, 0x7c, 0x40001}, 0x4040001) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:48 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x581000, 0x0) mq_timedsend(r1, &(0x7f0000000080)="ea51089c23b5357a29", 0x9, 0x3, &(0x7f00000000c0)={0x77359400}) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x8000000000002) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000100)=ANY=[@ANYBLOB="010000d7223b893830ea1500000000000000000000000000926144150a4f6c4aaf40601d3e2b0d656882457478935c52da1d62cefa1a541937018ecefef31c482a9bac7d382601e4ec068dc0a5193ccaa341272afb887824be2fafdda738c4a57281daaf1d1d98a93d3ff65084a401b1153cca31be12d163505c372f3f3a9e6d3962e53cfd68bc8dda0ddfb1ba38e7b7506af1897e88d0adda7b"]) ioctl$VHOST_SET_FEATURES(r1, 0x4008af00, &(0x7f0000000000)=0x108000000) 2018/05/20 01:42:48 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3474.057885] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3474.074248] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:49 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:49 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'bond0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="4c000000000000000000850000000002"]}) 2018/05/20 01:42:49 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8953, &(0x7f0000000000)) 2018/05/20 01:42:49 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r0, 0x400000000004) ioctl$DRM_IOCTL_GET_MAGIC(r1, 0x80046402, &(0x7f0000000080)=0x3) 2018/05/20 01:42:49 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000000180)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000040)={0x0, 0x0, 0x0, 'queue0\x00'}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000640)='/dev/autofs\x00', 0x40001, 0x0) sendmmsg(r1, &(0x7f00000039c0)=[{{&(0x7f0000000100)=@llc={0x1a, 0x17, 0x8000, 0x0, 0x7f, 0x7}, 0x80, &(0x7f0000000540)=[{&(0x7f00000001c0)="bca506fcff4c50384f94d7c260752c6839ec8d0ad09ccdbcc707354c039f13b8db9b4335bbae8144032c47644f91b2720f2100f68bad6aaa8c038a11fab03f62ad81db7ccdb926ca56917628956c3b60354ca6e2fe22e177be8aa98dd1357a600fab1f433d8e7196a138027abb9ea3895cd42c9c62458aa677395fd816afb6", 0x7f}, {&(0x7f0000000240)="f0f548a9619f403be93342b46cf7f10e3f70446dc6056012c7060a34a80ec1816c9719f388f8fa8d315adff3ec92e1ea11efe3a0273b72b6fccb80f0d76ea41f5171625fa1d412210533267dfec6d75572f241a7ee", 0x55}, {&(0x7f0000000400)="086c1cc4fb99d828015ce860d36359051ad8a638284b040b4497d0d10933693695ec5d71a358e983c8462b3f54cdc4d1addde2104d37bd3b050e1665a117cf682bd8768cb3e4dc812fcf0d2b549305bc954b9dbf3ed2696efda42614ed9bdab3a3cdfd47d93075fafed9359aced1871be0e8b5042cc7b1891a2ab04474859de8696ad813c0b22c58fa998b7d7cfad88d07aa9e18ab3b8cd84935bb70cd83cfabcb86", 0xa2}, {&(0x7f00000002c0)="bc5375ffe4e2c88eb443ca89207f891bf169dd112eb9f33bf60de8dba98876845d6a1e4255b08a1a718d1bdb5d056e80cd25b1ea38886cfa9407b1ddb1b7498f9adaac14c566651a5b8458126cc5ae760f014614b52e7667fac9c6c75e", 0x5d}, {&(0x7f00000004c0)="268bf5a64bd2d4d6bffdea9a8ea89a1a70d6111c568bcdd6778ed114629ca656bbe4487c42285b1df6d410ced53e5fc30291805b7dd149fb0b3f14df9ad4c199e504745be6ca5c8877dba37aa6bb82386b1ecaf5f8739f29234079f0", 0x5c}], 0x5, &(0x7f0000000580)=[{0xa8, 0x103, 0xffffffffffffffff, "5d17815f644099219f20242db739758d04f0127bdc49536bcd6646466d2e2026af91c4beec7d412c3888ed1b654488a35c1949b6a0943df6a1b8bef468748d6b761e4fc8d2d813eb59ee6ec68521e4d9543b1fee578caa9083cc31cb8a930a35c1f51dd83f6c1fb00cf099cb538ffb93893c5304da65069340b64785c09557cbaa88069d5315b431042d3d6308e9f103c85fe62acf4ccb9ec5"}, {0x18, 0x11d, 0x9, "02b09234109382e7b48b"}], 0xc0, 0x4000000}}, {{&(0x7f0000000680)=@pppol2tp={0x18, 0x1, {0x0, r2, {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 0x3, 0x4, 0x2}}, 0x80, &(0x7f00000008c0)=[{&(0x7f0000000700)="e717e4cb4bb058bd", 0x8}, {&(0x7f0000000740)="6572458313d8473304f6f3f7555b00fc879a7e0b57f96243f7877421c475f3a39081b8f4509e0ac4f709a7f5fd64b4e1", 0x30}, {&(0x7f0000000780)="e328ba2b64b90524814b7c4485c8c7612deac4f3cee01c656e4b3552b3f7f01e054cec32fc3473212df10d9aa15811f9026b9fd65bc48a6469c55f567ea725c33acf3f42aebd4a7dbae5b5434eaa46920641a9443371be1df1c5ec1b780f8315e00c85031f3e7c4320cff651c7992d57b169da1f12ed58a33d47ebb280b80b2a704a4fd5e6902e03d7a854f8e66d2eb175b38a2716927bb1c53c65165d8ad1a1dea9b2c42f7273cbcf0b252f1e7cd1b1657d59dd85", 0xb5}, {&(0x7f0000000840)="538befcdb9329a417623ef4b8080eeb42014daa945aaa62573db85f1fc2e720d8b171e", 0x23}, {&(0x7f0000000880)="7c9c1b0000ee1d2d481e45214d7fc52bd28ece9cfc1ab2adb5468c74c99c7ce16cc8b45f56f75313a09b455286793f", 0x2f}], 0x5, &(0x7f0000000900)=ANY=[@ANYBLOB="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"], 0x28c, 0x40005}, 0x1ff}, {{&(0x7f0000000bc0)=@rc={0x1f, {0x6, 0x7, 0xfffffffffffffffd, 0x0, 0x4, 0x5}, 0x1}, 0x80, &(0x7f0000001f80)=[{&(0x7f0000000c40)="64e61fa0e1a305ec14cb70a3c30bcca7545a82e842625d65342b7e", 0x1b}, {&(0x7f0000000c80)="82f2d56f25e37e1173fd28be55a41445d55a7efafa0c2e1e5f883feeac769f553a6f37f78a9bcb48199a1798b63ce635e3ce780e689e5859061b20c4bfa620b2eee8b93986d61867ab3688f649244f4ab7a20dbe87795978d74c476ce119ef29d6ab57c9cb9700dbd3a90770bac8f9b1386bc1eef934068883b6d02a3ca5c36dd58d4340c07cd4e390c4d81b1bd79964dc8f27ee61a9923eaa35ccba8bec89fd46348e61c7d8", 0xa6}, {&(0x7f0000000d40)="eee18f66168518b8260b87a8d9cca10bc0c1c063470f703821ffb734ecfb73fe85e8364209d4f55ecc5fdb58457faaaef127b0eb10741044d90568997110413e3fc3987a4574d065f32512839172c35a2240f52f8a1c263de5d8f160dd5c0a51f3c1e407dc712f079fad558e9e239d58f25e5ef21f2d2e18ab9b3f06b0a5785b9e7151012e50134385b5507aa58bd0cbb7aae2b1bf", 0x95}, {&(0x7f0000000e00)="d95a01da697f19a87c09c5fd220c8e2ba2dbc8b13bf0b1611f65df0e67918e9d8aa1537055e6e902e736c803ddb2839265d2638268da382693018a8c0823e8808124f29c66a7b85d4c2c03c6314609d9b29aa8b1287f81a59b670ddb7189b230b4152636d0c648ff733fa75cfc630e0e0698f67905fc2e6be126d284325305c98f3972a31e3a5faff12d9460a3ab52e1e5bd521c8713fc759e9810f3d5e411f3ceaa9d0dc94cfa51a99582b169ad921fda05e50f55ace9f5061cb4194c28076662db38f597ef7b5fd3566bc6516f605a87ea66870178dd52039b4178e1b163367d70e6abcceec4da", 0xe8}, {&(0x7f0000000f00)="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&(0x7f0000002340)=[{&(0x7f0000002140)="29ac56abdb9e734990c455443c048b01885f149b5d5fd1a0cc8aad874ada54d02255f8bfcd07fad6423f307692b37ac54f7cefe842311c3950108705c6874d2c30d68bf8cbfc862c6c39874ead6f7094236b5fd32225dc59e0b7bbb9f88109d9bd15a0f88094f51f4b2290e385cf0974ec87cae732d8df9e1d5de458d94baac3411b2727692f9b73ca986a850a6a8ef24e6887018901d2bc921926067e601ecd4f7fe2a4e42acbdd8c7676a291645d9dc9", 0xb1}, {&(0x7f0000002200)="2d5484b40efc1564c8306c2b6e1a", 0xe}, {&(0x7f0000002240)="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", 0xff}], 0x3, &(0x7f0000002380)=[{0x100c, 0x114, 0x3, "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{0xb4, 0x10b, 0x80, "29fb3631a7eb81b892b1dc242c6adfec052aca588fc3166f813463feecc182778cb47e3df041b0352c034f9db847393e3425f608f54c78748c640ace264c388f42825f9aa822248ddc57bdc7243023e7ee8877c8268ac96a384c72f486581e7fa8509645187772a8c7b72f2b811c68851d513420ee995a0287910f9730a0e7802df662a18c923e37602c0455b4d87eca425123bbbefd97e443b035ca0b4c8488857cf04480fb3412"}], 0x10c0, 0x40}, 0x6a}, {{&(0x7f0000003440)=@pptp={0x18, 0x2, {0x2, @rand_addr=0x8}}, 0x80, &(0x7f0000003600)=[{&(0x7f00000034c0)="7432478674178aabdcf0f97e5cc17e33d2a1d0bb6ae0e22a14c2fa12119d3cd7b92cf7319c432c92f2788d72166aeda29846", 0x32}, {&(0x7f0000003500)="391281aae3b435e8cdca6c5cf140fef2751e318bcdea5dceaff1d06b0db9a717af2b0050a917ae34ac0dbbaacde87fb81bf9c296a92a641dac79276c5e917498fc12d95dc38a623995901366d8054e9acf9de7c7b301282876241dc5348cde670f6cf42ba464388e57da652da9dd0fa48b97083540dae9994d2773c84b6f5a5fe8ebb6a6d4cc86da224bc9073526bb660aea6d8ce90bd404ccaa2562b2d0fd39af4f6031a30be7cd299d904a37c66a5807eea6eed86e6cca5940707099", 0xbd}, {&(0x7f00000035c0)="41b4910b3f260adf845e89", 0xb}], 0x3, &(0x7f0000003640)=ANY=[@ANYBLOB="2c0000000f010000090000005cb800cc6ac4a43c10af82bcd9a1470a479f80ae3c4a607108b2def416000000fc0000000000000000000000dbd7c68cb3f0f94f657bf4cf7064f13a4dd40da623ae9f954365a949e8cc5a446cc79aab7809a975c52e8c4a19c07f30bea184309a094e7f7c776b166ec51d24246360f0720bd80aae26d7ab615fb948f45f91b811bd27680a7379b478870ded1bfec503a9072e35e92ae92c1f4d18fb6633cae8c8fea508c891a26e43df90f8026dd3bbfb183c983ec7aa1bc5b4284689609c101e18baf57285cd136180effd3e1b07de7e76d296b831213c5ceca8c24d791f5e3d2bb7ee6b3018f0108c18c2ffecf4227127f360ccf5c5e8d8e8c006df8782b35d58c26e518bfbede3a71a424d0fa6f8fb24a24e9039be43382dc200ec0000000000000004000000f6fce2c669c3005f061e6e9f9621a44b5cb937712e8788bf345cd3fa9fcbac4fcf80971eb3c550355298dea2bb4c6f4bb1fb986c7d1b408c8bf23bb23523e59a6f438b4dc94c9221017a0b6413c41e117a8f880952467e4a1c55ffa41c04fd5197203d419904f700a8b299a339bba1dc9df3404421d5794dec0e74e33535d51893b8dadafd8a5bd2a37ee3f5e919a8bdb6fd3db029edac7978ba89cc7d91c267fd5c7324433112babb225cafe97bdb4457ac1b5e27c758f44cd9eba4c6462ad3bfe0a7455a212134a1b4888c5268d01b26f987f2563e35f6d1a4788b2b0000004c0000001201000091180000706e69032d8ff42cae46b7ebdd41fdb31a9065870eae23940668689be093c99fe01faf1886f4c5c3258056b4fac6ca5f255d4685fa12b8261277e29e20f7ca00600000000b01000000000000de21e8c1f27142ef917bb4fa4578690eb49839e7dfe5c99ca2bd6f0ec42da5b6e30cfc0597f292092cea592956ccfc6735891521355a22e2e2b394165463cd8befada68b3e45d4b659bd51d850e441463d29107bb800000000000000060000009b471f02f39b7dba197327ae7dfe389825342213ac754712d1dcd8aafbd8569c708ed407d583fc7907194cda6d6c11e3e6b8d160930000b574f211dd95acf47c14fda80dc793721d87676b9d518af77099adc968cbd2e7363764a45f73a4673fa796f48207a085e7bd90fd4f8e8623f99f15c2400fc7a6e91b5d05929807371dc7df44d16255105d2d0ce9fd1d4b6607f224ddb4360c6f76fab3be8197853ae6c7077d0feb5fa2a5ff7f0000"], 0x378, 0x800}, 0x8}], 0x5, 0x8000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r0, 0xc08c5335, &(0x7f0000000340)={0x0, 0x80, 0xffffffffffffffff, 'queue1\x00'}) 2018/05/20 01:42:49 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x395dc37a00000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:49 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:49 executing program 3: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x3, 0x2) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1b, &(0x7f0000000180)={0x0, 0x74, "31bb6f196ef0648841aa81cb95fcda63b8aca4d8ec6a9ff03ddc51547533d58f2a7582c3f1924a7b7083fb44bf5a209cc4e7f3be445311d28d75f2e427586ff4399ffec3dfd932bd64567e8aafd7d43f27d3b94a1e5c482c5692d4b492834bad68aba888f9d61890f7adbe1d5d4f185ffd1dec53"}, &(0x7f0000000200)=0x7c) setsockopt$inet_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000240)={r1, 0x7f, 0xe0, "fd1ae301601480a7d27d7c2c094f776ea9da8b3dcec520d35218c2ce25fe025e1f6de576611b26e79fd3d8876d6333d9700d47230b80241619326536cce47551751ed124f0a2800470ed11016467786f7a3d56df246de83fc7fd2fbdd709bd38fd3a87c84e386769d88d07f77e8b641f3c4c7c25611748d3e6504843bb1b234f17c38a55b139019bbc5f87dc84366411eaaf11674383e23196619558b00b0373aeb416c342b894b608bc2c4c88cef115f70b77bca1c196d448a3a363228472412a469d9851576b5e29670eda6c587231d69b5e53c0c06b36bbf1912056d7400c"}, 0xe8) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'tunl0\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="340000201400c37a0000eaff00807def66b50c00", @ANYRES32=r3, @ANYBLOB="080008006001000014000100ff010000000000000000000000000001"], 0x34}, 0x1}, 0x0) [ 3474.386637] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3474.415261] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:49 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:49 executing program 5: r0 = socket$inet(0x15, 0x5, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x3, @broadcast=0xffffffff}, 0x10) sendmsg(r0, &(0x7f0000000200)={0x0, 0x214, &(0x7f0000000080)}, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r0, 0x114, 0x1, &(0x7f0000000100)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) r1 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x4, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f00000000c0)={0x0, 0x7fff}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000180)={0x1, 0x1, 0x1, 0x8, 0x8, 0x1, 0xfffffffffffff000, 0x7fff, r2}, &(0x7f00000001c0)=0x20) 2018/05/20 01:42:49 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8990, &(0x7f0000000000)) 2018/05/20 01:42:49 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:49 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:49 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$SG_SET_KEEP_ORPHAN(r1, 0x2287, &(0x7f0000000080)=0x7) dup3(r0, r1, 0x400000000000) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000200)={'team0\x00', 0x0}) setsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000240)={@loopback={0x0, 0x1}, r2}, 0x14) 2018/05/20 01:42:49 executing program 7: r0 = socket(0x5, 0x800, 0x8) getsockopt$packet_buf(r0, 0x107, 0x1f, &(0x7f00000001c0)=""/236, &(0x7f0000000100)=0xec) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x1e, 0x805, 0x0) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000000040)=@req3={0x80000000}, 0xfeda) r2 = socket(0x1e, 0x0, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x18000, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f00000000c0)={r2, r3}) sendmsg(r1, &(0x7f0000000140)={&(0x7f00004f5000)=@generic={0x10000000001e, "0200000900000000000000000226cc573c080000003724c71e14dd6a739effea1b48006be61ffe0000e103000000f8000004003f010039d8f986ff01000300000004af50d50700000000000000e3ad316a1983000000001d00e0dfcb24281e27800000100076c3979ac40000bd15020078a1dfd300881a8365b1b16d7436"}, 0x80, &(0x7f0000447ff0), 0x0, &(0x7f00000000c0)}, 0x0) 2018/05/20 01:42:49 executing program 3: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) syz_emit_ethernet(0x3e, &(0x7f0000000080)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "093a06", 0x8, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000000040)) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000000)={'team_slave_1\x00', 0xf0d0}) [ 3474.596317] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3474.629769] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:49 executing program 5: r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0xa71, 0x81) write$binfmt_aout(r0, &(0x7f00000002c0)={{0x10b, 0xfffffffeffffffff, 0x7, 0x24a, 0x2a4, 0x5, 0x397, 0x9}, "b97f60aff1ed70dd0566ce3c030a18c638b33fa3dfecac38096268514c302067d7209a35f448aa59de320bdca8878a2c837644ffe2957550861b822eecabd00b744166479e2b4aac3ded092f2e4a6a6c8c93d3063eefbb9272ea584170f171f9ada54401f39b794d13af056c6ab890ba89a78f7ee5f7b89aa2264db17e4e08d300cac32ffc375ff04906102dd998abbb03", [[], [], [], []]}, 0x4b1) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r2 = openat$cgroup_ro(r1, &(0x7f0000000040)='cpuset.effective_cpus\x00', 0x0, 0x0) pread64(r2, &(0x7f0000000280)=""/34, 0x22, 0x0) 2018/05/20 01:42:49 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:49 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:49 executing program 3: memfd_create(&(0x7f0000000000)='\x00', 0x1) r0 = memfd_create(&(0x7f000088f000)='\x00\x00\x00', 0x4) read(r0, &(0x7f0000000080)=""/48, 0x30) 2018/05/20 01:42:49 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8995, &(0x7f0000000000)) 2018/05/20 01:42:49 executing program 7: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x1, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$inet6_int(r0, 0x29, 0xce, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x24000, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f0000000040)={0x3, [0xf60, 0x2da, 0x1]}, 0xa) 2018/05/20 01:42:49 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:49 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) lstat(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETGROUP(r0, 0x400454ce, r3) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:49 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:49 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$fou(&(0x7f0000000200)='fou\x00') getsockopt$bt_BT_SNDMTU(r1, 0x112, 0xc, &(0x7f0000000340)=0x1, &(0x7f0000000b80)=0x2) sendmsg$FOU_CMD_ADD(r1, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x18, r2, 0x400, 0x70bd2a, 0x25dfdbfc, {0x1}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4, 0x5}]}, 0x18}, 0x1, 0x0, 0x0, 0x4000000}, 0x20008000) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f0000d01000)=0x7ff, 0x4) setsockopt$sock_int(r0, 0x1, 0x800000029, &(0x7f0000000280)=0x5, 0x4) setsockopt$inet6_int(r0, 0x29, 0x3c, &(0x7f0000311ffc)=0x1, 0x4) r3 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0xe00, 0x100) setsockopt$netlink_NETLINK_RX_RING(r3, 0x10e, 0x6, &(0x7f0000000180)={0x1, 0x100000000, 0x0, 0x2}, 0x285) setsockopt$inet6_buf(r0, 0x29, 0x3e, &(0x7f00002cef88)="5780d01c", 0x4) sendto$inet6(r0, &(0x7f0000000380)="51e251578851f74182a74b89b27df427aeef44966d202e4138b5a18e75a0424e7fe93b0d32c7abba87b65f97aba1c26a06b6d94c4aefd8fdca10e744391062c8e602721c30051608d9aa6dacf61e1eb331a4daad402b9885599d56130f7149fb1111fa115f94324d585a0569fbd311dad54cb4e32ff7f02216844ef42eeb66c3d526ef6b18693267829c2239339c18885e2a0a95854d6cde3dd2feeaa50216af6c5760923413af81199a65a6332b02ec7bbf79d557c033cbe032fdc44f66a5c59cc4a3c5d218f5896b359d1efd60ba478f7b817ce6e11d59a7def452a0e1d0607f57f626a5b8d476636ef1ee76307524cf9ae49be4db0ab2c8ea0c5ebd1e80fed632155e14da1f7324d97bc61a3c1edc4431ee8a6caa2ed9f85cea5a2a9b263630c7d6fc35dda6002da571a2e51917e7c1019d8ce21a608147e408cc4c7c5f444fab931bda86d977d7c9ccefd881e5ef05b287f41eea526862885881c2cdc687dff02ba9b70a9b08734ac4d62c7f34465c34aa9e9f136c7f796d9eea41aa37f61830508338bb1f887089070567a1dd96cd700e7a098dabedb60f31acd17d487bc8be1a3101d2b5ac1715003793596c6daa93a27f4adb4d6fbea5669c24c206c944317ea18a2c762457f1bc945fec8f849641d44e7e2a24faeee28f3f266395fe18b0dce20c1f64e8896c6d6f0d41cc58497fbf7a73df8ff0e4a44a116fb32462471a0fcde143e551723d57339722765673b4163d66f473ac10f988cb25c89074fcb1bba20c41bddd9ca5cd2f106632f9884a47866d284b4efc6bb1aa74ed48d4a6535795acc063e32f7d2ebdfad64d04aa405d2dbdee1128ab1e4761d2dd30885ad37dd168478f10789d172feef4c817a5cd372caade57f23300e45f47e001e3ea09364ab42ee9802477368b9910f4e24037c871cb8251568c792287a6f49fa61b7c2600accaa0e7b40c5912a9e100225c70441144ffa82927fa4802ed9ebb03eea8e945af5f4993f21a7f53baf7ec5bb6cc96b917dde82c18840c3500e9565f68f687b1c73d834c0d99d4acb002dc5682dbcdb1217a98f6c3ef8318b7fa93894e8a097b4511ba5c035e27c9fe8bfe7754741ac21bbc0303b81672e3117e5590fe2d92f912759b9937f64204ec5caa92e218daa5a3efc6729ecd185baf35756f64617beb30cceb31016b13ed8d7bcabb03e176b1c906a38cbda3bf1c1256ab74ab6f42ed9bafbbd0096263be1a7da1e1c88deec55a653d170e1e13c77dacaa60a37a6ba2383e661ebc9f13dbaade2dd884c9951819fb4608e19e70cd2496ccfb12f24c71f496cfe9bc88fe1bbea1e9a24b1d4664fb0776aca6269b396779680e52f86877d9209988d12ccb137be01ab7496d00547a7d4849d365a18dbb55c429cde87d33c4b74ad2273cdfee88b5418866ef327f25e9cbcd5a64d97184339f7e4cb5f8de171d2779c0f68884ae835e398f982d5749f085628d3608986656ea04b721f828202e9342bd7d19dfa091e772aebf9718030167a8c029df7c58b7f400582bd95e5ad802050d8775ef373e8e2c5bf3525f907add3be426cd5a079c49abffe933e9ee213a3baf34f932d1299312691e1c53e6247ae0989ad66070d51f0122856a8b6b28954e7d41189b11c5321789eec8670de9e8db0b0473ba2e02731e60be632697d61e052c18d4bcc6d1572fdf426f7b2fee6c1dee66c85c497b90facaf63b8ec5cde4a73400f9180bcfc0f81eca9580a7c81462a077f9034026bf72aa7c6de4b3c15d4a2dbd6fd7d87084aea9f25fb4bf5ec83eb56874a760533792dff2695407ccdd6a7375e0007230fd3f6501c152f1c1ff279b1d67cc95f2820762b79276593e8e41657bdef2dd15b63498a93b787bdb26809d734aaf98b86fcf9fc643a34d03ebbe072820662d20f4774d66c5ae0a0adade5b8f6242a059b926221ee3d677487471c432b0d6d64dad030703475bb3ecac39b204a814f5ece5961621358e36f8a2cf7196c76959824bbb475a7cad8f57853fe05f59f341b5b4967904daf833d91ae9461ef10036f8be7700d66f2d2c3a63dba8eb35e7127246029e222f0b2aebbe767f5125e2d9ea5d5987b9bb96f303e4f3c647c776c5b6306472896dcebe0de6d001b453a4e26dfe433b409586e07aca3ee89e8b936ea46b97a0f663544a8f4784c6b484334949f583b02557645c7d7884910eaf4879da3f4f37ce789b728a49d0546730e2adb0a9cb74620b0cf3a28061a607089a47a23e831c16dd002fc6ad4ebd7c62d265da40d6bfd145698d18d14522e19aa599cd9e412c4644dccb31849bd5e31411c6ff9249be50762cc6fdaa01a7cdcb162dc0516524002b688a462f69b6cce348a6dc5e9356ae3938909ea062f9501220214e83a4e621b8d685925c92c7564e9132cfe10f8acb646b731114ff101479f99d70a4bd6033bf5e4e6675120fa21d0610a685af21ba76162fa5cc571056b295b8f9987fdef14526be89516234dee2d93bf7ceba533af07bb7a6e9f1d5756f81a7558b5e029e662c5dfe00f657bd5a5165c6d44bd90f719342b7ac36eb8f10cdaeda44c079ecb31d324125ac848a27ba173ad35d1acd4e206387ecea474d6a70086d225448e247bfcd51ecae1f15dfe10acc50e7757cca9c5ef80562b63224c3259d6d1fc928264d356b8345ba03e10cd6970c0343ee98359dcb5920b83cb0aa034807f40050c6cf63543e107d85bfa82ce4f5e90f6078a743b0c7ccdd007c7c0115abfd5a9a52873b7b5da78a1ab7404016c5d00aabcfc3e16070b8222a99efebebf6042e6da1dbb3e782d831c0eb4f464b82ab", 0x7d0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) readv(r0, &(0x7f0000000140)=[{&(0x7f0000000080)=""/151, 0x97}], 0x1) munmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000) [ 3474.917102] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3474.940489] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:49 executing program 5: socket$inet(0x2, 0x0, 0x80000000) r0 = socket$inet(0x2, 0x3, 0x6) sendmmsg(r0, &(0x7f00000038c0)=[{{&(0x7f00000000c0)=@nl=@unspec, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000000380)}}, {{&(0x7f0000000580)=@nl=@unspec, 0x80, &(0x7f0000002a40), 0x82, &(0x7f0000002ac0)=[{0xc, 0x2}], 0xc}}], 0x2, 0x0) 2018/05/20 01:42:49 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:49 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x200, 0x0) ioctl$KVM_SET_PIT(r0, 0x8048ae66, &(0x7f0000000080)={[{0x5, 0x5, 0x80000001, 0x9, 0x20, 0x2, 0x3, 0xfffffffffffffff7, 0x2, 0x0, 0x3b, 0x2, 0xea}, {0x80000001, 0x2, 0x8, 0x8, 0x3, 0x4, 0x100000000, 0x5d38395a, 0x8, 0x7d11, 0x5791, 0x6, 0xffffffff}, {0x6, 0xceab, 0x80, 0xfffffffffffffe00, 0xffff, 0x6ba0, 0x8000, 0xff, 0x8, 0x8, 0xfffffffffffffffd, 0xc89, 0x7}], 0x7fffffff800000}) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) openat$cgroup_ro(r1, &(0x7f0000000100)='io.stat\x00', 0x0, 0x0) tee(r1, r2, 0x7, 0x0) 2018/05/20 01:42:49 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8912, &(0x7f0000000000)) 2018/05/20 01:42:49 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x403, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:49 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:49 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xaaaa0000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:49 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) socketpair$inet6(0xa, 0x80000, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x80) ioctl$EVIOCGBITSW(r2, 0x80404525, &(0x7f00000000c0)=""/98) bind$alg(r0, &(0x7f00000001c0)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes-fixed-time)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="71e67a11cdf8311cfc093a52a7d86bd1", 0x10) r3 = accept4$alg(r0, 0x0, 0x0, 0x0) dup2(r2, r1) sendmsg$alg(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000440), 0x0, &(0x7f0000000180)=[@op={0x10, 0x117, 0x3, 0x1}], 0x10}, 0x0) setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f00000002c0)=0x3, 0x4) clock_gettime(0x0, &(0x7f00000028c0)={0x0, 0x0}) bind$alg(r0, &(0x7f0000000240)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x58) recvmmsg(r3, &(0x7f0000002800)=[{{&(0x7f0000002180)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, 0x80, &(0x7f0000002640), 0x0, &(0x7f0000002680)=""/27, 0x1b}}, {{&(0x7f00000026c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f00000027c0)=[{&(0x7f0000002740)=""/94, 0x5e}], 0x1}}], 0x2, 0x10020, &(0x7f0000002900)={0x0, r4+30000000}) 2018/05/20 01:42:50 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3475.134317] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3475.197996] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000007fffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:50 executing program 7: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x301000, 0x0) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x560f, 0x4) r1 = openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x30000, 0x80) getsockopt$EBT_SO_GET_INIT_INFO(r2, 0x0, 0x82, &(0x7f00000000c0)={'filter\x00'}, &(0x7f0000000140)=0x50) ioctl$ION_IOC_ALLOC(r1, 0xc0184908, &(0x7f0000000080)) 2018/05/20 01:42:50 executing program 5: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x3, 0x2) getsockopt$inet_mreqsrc(r0, 0x0, 0xd0, &(0x7f00000000c0)={@dev, @local, @broadcast}, &(0x7f0000000040)=0xfffffffffffffece) 2018/05/20 01:42:50 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:50 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x55550000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:50 executing program 3: socket$packet(0x11, 0x3, 0x300) syz_emit_ethernet(0x2e, &(0x7f00000000c0)=ANY=[@ANYBLOB="0180c20000007d7621febc550800460000200000000000009078ac149508ac7834ca48e30ef94825e2e5e71414000703000000009000000000"], &(0x7f00000001c0)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x420001, 0x0) ioctl$BLKGETSIZE(r0, 0x1260, &(0x7f0000000080)) 2018/05/20 01:42:50 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x409, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:50 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8927, &(0x7f0000000000)) 2018/05/20 01:42:50 executing program 7: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000080)=0x1fffffffc) write$vnet(r0, &(0x7f0000000200)={0x1, {&(0x7f00000001c0)=""/23, 0x17, &(0x7f0000000600)=""/4096, 0x3, 0x2}}, 0x68) 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000002048000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:50 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x0) r1 = dup(r0) bind$inet6(r0, &(0x7f0000000180)={0xa, 0x4e20}, 0x1c) sendto$inet6(r1, &(0x7f00000007c0), 0x0, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = open(&(0x7f00000008c0)='./file0\x00', 0x20141042, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000000000)=[@in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e21, 0xffff, @local={0xfe, 0x80, [], 0xaa}, 0x4}, @in={0x2, 0x4e21, @rand_addr=0x9c}, @in6={0xa, 0x4e20, 0x7, @dev={0xfe, 0x80, [], 0x1e}, 0x2d39b62}, @in6={0xa, 0x4e23, 0x3f, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x8001}, @in6={0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x7fff}, @in={0x2, 0x4e20}, @in6={0xa, 0x4e21, 0x2, @empty, 0xc7}, @in={0x2, 0x4e20, @rand_addr=0x19}], 0xcc) [ 3475.366640] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3475.404272] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:50 executing program 3: r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x400400, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r0, 0x800448d3, &(0x7f0000000100)={{0x4, 0xed3, 0x4, 0x101, 0x2, 0x4}, 0x50b, 0x8000, 0x10001, 0x3, 0x4, "e3b535b175a4241e33c2de6add1e72a8cfaf2d527a9832adb3596cbbffed94773644fa276e62448b6eb318d6fea534c0c912b777d509a28c96a9985ffd541c208add53513fd32cdd56d926327dc8390ec2da44d9d1067ef3df9a8c8edbc93ebce5ac18cdbccf7b9dad1e888fbed24759a831b42cdef38cfc8dd3fa3429bb203f"}) socket$inet_smc(0x2b, 0x1, 0x0) pipe(&(0x7f0000001600)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r0, 0xc00c642d, &(0x7f0000000080)={0x0, 0x80000, r1}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r1, 0xc00c642e, &(0x7f00000001c0)={r2, 0x80000, r0}) pselect6(0x40, &(0x7f0000f33fc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f0000000040), &(0x7f0000349000), &(0x7f0000f14000)={&(0x7f00000000c0), 0x8}) 2018/05/20 01:42:50 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8940, &(0x7f0000000000)) 2018/05/20 01:42:50 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:50 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x700000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:50 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x78dd000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x10000, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r2, 0x81785501, &(0x7f00000001c0)=""/4096) r3 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r2, 0xc008551a, &(0x7f00000000c0)={0x1f, 0x18, [0x5, 0x5, 0x15f0, 0x800, 0x0, 0x0]}) dup3(r1, r0, 0x400000000000) 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:50 executing program 7: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, &(0x7f0000000000)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000100)={0x0, 0x1, &(0x7f0000000180)=""/193, &(0x7f0000000280)=""/97, &(0x7f0000000300)=""/127}) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@reserved=0x1}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000700)=ANY=[]) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000780)={0x1, 0x0, &(0x7f0000000380)=""/115, &(0x7f0000000580)=""/156, &(0x7f0000000b80)=""/185}) openat$md(0xffffffffffffff9c, &(0x7f0000000040)='/dev/md0\x00', 0x8000, 0x0) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f00000006c0)=0x1) 2018/05/20 01:42:50 executing program 5: sendmsg$key(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000300)=ANY=[@ANYBLOB="020f0000100000000000000000000000030006000000000002000000e000000100000000000000000800120000000200000000000000000005ffffffffffef00000000000000000000000000000000000000000000000001ac1414bb000000000000000000000000030005000000000002000300e00000010000000000000000e5cae6d59c67e2150300a919718e338415429c9b0b4b27c79d3974760a7c081676c476ee7ecee42b2fce18073616abafb43bbfbb854f9668a5e9ec67fccf645925ecb5628239e8576a4e6a2c05ad02ea8f28a74d0eaf65377431326e8476e25f4b6f7a534e57de699106a9ed8c0d5343791eda6923ecb3eca7a08531297903107dd20a7bd1677804271ee5622d63b3"], 0x80}, 0x1}, 0x0) [ 3475.620653] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3475.667953] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:50 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:50 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1802000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:50 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x15, 0x80005, 0x0) getsockopt(r0, 0x400000133, 0x2718, &(0x7f0000af0fe7)=""/13, &(0x7f0000000000)=0xfffffffffffffc3a) 2018/05/20 01:42:50 executing program 5: r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) ftruncate(r0, 0x8200) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x3, 0x12, r1, 0x0) sigaltstack(&(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000000)) mlock2(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x6) 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:50 executing program 7: r0 = memfd_create(&(0x7f0000000140)="2d42d54e49c56aba707070f00884a26d003a2900bb8dacac76617d6b6e6823cb290fc8c03a9c631064eea98b4363ad899c6bdec5e936dd55a93dcd4a78aa8f7eb93061a9b2044b98933f8851f7d61da1ce8b19eaefe3abb6a52434d6fe370fe7d924ce20ab4eaec9bdd36740e127730e90f2cd72b828", 0x0) pwrite64(r0, &(0x7f0000000240)='U', 0x1, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={r0, 0x0, 0x1, 0x5, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x7}, 0x20) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) lseek(r0, 0x0, 0x4) sendfile(r0, r0, &(0x7f0000317000), 0xff8) execveat(0xffffffffffffffff, &(0x7f0000000000)='\x00', &(0x7f00000001c0), &(0x7f0000000240), 0x0) 2018/05/20 01:42:50 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) execve(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)=[&(0x7f00000000c0)='\x00', &(0x7f0000000100)='\x00', &(0x7f00000001c0)='\x00', &(0x7f0000000200)='security(\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='\x00'], &(0x7f0000000500)=[&(0x7f0000000300)='\x00', &(0x7f0000000340)="e52a00", &(0x7f0000000380)='\x00', &(0x7f00000003c0)='\x00', &(0x7f0000000400)='vmnet0(proc/#trusted\'&\x00', &(0x7f0000000440)='wlan0*):wlan0[/-selfposix_acl_accessprocvmnet1-\x00', &(0x7f0000000480)='\x00', &(0x7f00000004c0)='\x00']) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:50 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8913, &(0x7f0000000000)) 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:50 executing program 5: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000100)='/dev/null\x00', 0x90040, 0x0) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f00000001c0)=""/228) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00003dd000)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f0000000000)=""/246) connect$vsock_dgram(r0, &(0x7f0000000140)={0x28, 0x0, 0xffffffff, @any=0xffffffff}, 0x10) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ppp\x00', 0x0, 0x0) socket$inet(0x2, 0xf, 0x9) ioctl$BLKBSZGET(r1, 0x80041270, &(0x7f00000002c0)) ioctl$EVIOCGPROP(r2, 0x4004743d, &(0x7f000082ef0a)=""/246) dup3(r1, r2, 0x0) 2018/05/20 01:42:50 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:50 executing program 3: r0 = socket$inet(0x2, 0x6, 0x80) fadvise64(r0, 0x0, 0x8, 0x1) r1 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x4a4fb7f1, 0x1ffff) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x2) r2 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$BLKTRACETEARDOWN(r2, 0x1269, 0x0) [ 3475.917511] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3475.939397] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:50 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) sendfile64(r0, r1, &(0x7f0000000080), 0x10000) 2018/05/20 01:42:50 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:51 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8910, &(0x7f0000000000)) 2018/05/20 01:42:51 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x80000, 0x0) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x0, 0x20000004, &(0x7f0000cc7fe4)={0xa, 0x4e22}, 0x1c) close(r0) r2 = accept4(r1, &(0x7f0000c71000)=@alg, &(0x7f0000715ffc)=0x58, 0x0) sendmmsg(r2, &(0x7f000000a200)=[{{0x0, 0x0, &(0x7f0000000600)}}, {{&(0x7f0000006040)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1=0xe0000001}}}, 0x80, &(0x7f00000061c0)=[{&(0x7f0000006080)='y', 0x1}], 0x1, &(0x7f0000006200)}}], 0x2, 0x4040800) 2018/05/20 01:42:51 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x500000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:51 executing program 7: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, &(0x7f0000000000)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)=""/193, &(0x7f0000000280)=""/97, &(0x7f0000000300)=""/127}) r1 = add_key$keyring(&(0x7f0000000440)='keyring\x00', &(0x7f0000000480)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffff9) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/vsock\x00', 0x105100, 0x0) sendmsg(r2, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f00000007c0)="2b23023b1ce425e8dd563eb8757a49d13ee94ff3884fb2c3f546b2e6ffc80b49851698272636b5969c3947fc47e181d6fa18575a59bbec764148cc5c3ffb1b9c5a6ebd78a23fda430410f514b63c02465fd6a78f405b45ec21ed2a0240c59fbfe95ddc9be8d431296c61d1c47ed67276b0811b517fe5ba81c5b74f6050954b47ce23dc5d165de4afb261e33fb7ff016b7628e198546b6623dc0a2318ac994c31007cfc4d391526cdeaba60ae9e8da1334aebfd7621ef7c185ab512beb64399ee90124058a775950fd5c2fdbdccf352fed68fcdfe7f0d53d71fa577168a", 0xdd}, {&(0x7f0000000500)="27f1495b7bfa5a340b451f18620a264347c66a79a7c9d789a4851c118c95e2488df2dd9562ed9e17b2cc6670a45e1dc2efbe52", 0x33}, {&(0x7f0000000540)="78e8c1b61738", 0x6}, {&(0x7f0000000a00)="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", 0x1000}, {&(0x7f0000001a00)="52e795e73ebb3595bf7e3e230f145ef0659692aeb49c496c9d0269fffa1cb01fb959751e78855e65d29948cd2b866b750c6e6c732e0ff0c5319348be57298386c3ff086ab8073dfc5badd8ac7e99a40018b688e53f9bd514a3eaebcf1b5a150f7e006ac62dfe4cab2f9cd03c06eede63b2dcb598c6720161b1952f1b07c34b5ad095b66f9b8ce405215b67ff712142afeae343fb6b1d79ac0a23991cc9584d2af9ae2509057083cb5351cc2f9282f4437e9b78b9854c7824f0c2235f35e364ae4a60225e875442407c9b3433ed0b3a4de9f914ac", 0xd4}, {&(0x7f0000000640)="5ad4262fc1bc6182fcfaa243ac3143", 0xf}], 0x6, &(0x7f0000001b00)=[{0x108, 0x107, 0xf146, "abca2f2726187fa4e2b6f6cc81c56abc9e8316720928de42d2e6861cc52b3e47bb549d3fdc0ee34fa3698fd095af491a570c31cb9dfb40bf514ec12c0ff56fcfaf8c5f3f96e6b5a1eb76823faf7e1f33e99b832f0ef071254a084b0d284bd4e1c3cb966a42aeb6ae10c99f97c4c311c417b83468242f22c937ee4d5d10be37f05bcefe441e8672f345eee38fddf6ad8560f6676c68f16504773ccc177a411a70ad8462af29ea0053f421c0a83ff055b9401ce4943e79159bad654f66ec0b73984da2d2232bdc61d48dbb7d13d6d66f5a5b58753d772e906b97f4085a260bea44c468818ab2c35d6461e51d378847c6d7bdbe64049d7f97f937"}, {0x38, 0x10f, 0x9, "4d7819cb96f95bb6397090f027a0b3724935de5a40f164e94e8fa938804f1b163119080d5372381741"}, {0x70, 0x10f, 0x9, "693a9a0a414710222879e051e7a4175f83e946ca65b1579c45395fbf9bcb147edfa86c4be87394887729b229481fc2aefa9defe0f566060a76824ad58d51c2159e76603146785f5b30b4ba9e681f4cd2e8f148c27c884495562e674711490cde69525d"}, {0xcc, 0x10b, 0x0, "1ae98b3b3bd4813249576d08323b5ba784a4530cd7488d7e8c2bcee307cf645ad32aab2b65b92d1909c0447d3fa35f32cb3f373f9833ac9d4870bb0deea5587ff2dcc66889bfcac197ce4ae6c4e98a23e59f134bc86132f4643f84c7e1fe2066d7e524308bdfa6009f63344c7b1aa8ac4e8a3dda52b22a163ca0c5a4356c95143ea59fae4971ed318dc28f98b2664df5188ec02110567fa290e340728d017b1655ea5e0b7e473b84b35eb7eaa2d1b14ad22b8830e34a5eadaa0266756185d8"}, {0x60, 0x0, 0x7, "30320c8e9bbb522662949581b9b50c33adc15f14c127e470a0667e2d46f5e19093b66762805899a8df9d21aa1d58b8ec57f321b56efd2ec6eaf854eb910cce213fef38cdc199a09be565f1d649642056140d"}, {0x50, 0x19f, 0x1000, "a3e4034c2bff86230a19f98876786409658f43c15d29d225112e1bce762a5922a86722795796be836919927f0401e4324453ad95edd48a77d9c1d3f3075188ada55c"}], 0x32c, 0x80}, 0x11) add_key(&(0x7f0000000040)='pkcs7_test\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000400)="6017e607d9a49bd5c06e5829985208d1285119b0ba05039313485c21d52c1df2fcf711ee24989bd2a2af90", 0x2b, r1) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f00000000c0)=ANY=[]) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000780)={0x1, 0x0, &(0x7f0000000380)=""/115, &(0x7f0000000580)=""/156, &(0x7f0000000940)=""/185}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000080)=0x1) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f00000006c0)=0x1) 2018/05/20 01:42:51 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x202000, 0x0) ioctl$EVIOCGMTSLOTS(r1, 0x8040450a, &(0x7f00000000c0)=""/63) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x0, 'syzkaller0\x00', 0xffffffffffffffff}, 0xa) dup3(r0, r2, 0x400000000000) 2018/05/20 01:42:51 executing program 3: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x24080, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f0000000040), 0x4) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000668000/0x3000)=nil, 0x3000}, 0x5}) 2018/05/20 01:42:51 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3476.312112] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 3476.323482] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:51 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x1, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='net/psched\x00') getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e20, 0x1, @loopback={0x0, 0x1}, 0x20}}, 0x653f, 0x9}, &(0x7f0000000040)=0x88) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000000c0)={r2, 0x2, 0x20}, 0xc) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r0, 0xc2c85512, &(0x7f0000000440)={{0x5, 0x0, 0x0, 0x0, "b933a24e38d0867431fb303f036215157d89f197dc30eb335c450d3f68933013ea5fae4cf708208f133247b3"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "eec6ead068d6f3afccefa577eb297ecae302887caa7c4585742902fd5ee1ee76b56e23993ff674e07f44a2f8e4139dd5b2a8a4def89bf7411e05e6dcf13596aa", &(0x7f0000000400)='\x00', 0x1}) 2018/05/20 01:42:51 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:51 executing program 7: set_mempolicy(0x8002, &(0x7f0000000100)=0x9, 0xffc) r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0}, &(0x7f0000000440)=0xc) syz_open_procfs(r1, &(0x7f0000000000)='net/dev\x00') personality(0x730000f) [ 3476.418594] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:51 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000000200)='/dev/vcs#\x00', 0x7c8, 0x0) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x1, 0x4) openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x80000, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) socket$nl_generic(0x10, 0x3, 0x10) utimes(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={{0x0, 0x7530}, {0x77359400}}) 2018/05/20 01:42:51 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000fffffffd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:51 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x5, 0x4, 0x9, 0x0, 0xffffffffffffffff, 0x3}, 0x5) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0x4, 0x4, 0x100000001, 0x0, r0}, 0x2c) unshare(0x400) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f00000000c0)}, 0xffffffffffffffe7) symlink(&(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='./file0\x00') bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r1, &(0x7f00000001c0), &(0x7f0000000080)}, 0x20) [ 3476.518113] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:51 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x5460, &(0x7f0000000000)) [ 3476.673352] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:51 executing program 7: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer\x00', 0x8040, 0x0) accept4$ipx(r0, &(0x7f0000000100), &(0x7f0000000140)=0x10, 0x80800) perf_event_open(&(0x7f0000000180)={0x2, 0xfffffffffffffde4, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x1f, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8d}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000000000)=0x10000) shutdown(r2, 0x1) ioctl$KDGKBLED(r1, 0x4b64, &(0x7f0000000080)) 2018/05/20 01:42:51 executing program 3: r0 = socket(0x200000000000011, 0x3, 0x8) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000140)={'vcan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000002c0)={'bridge0\x00', r1}) bind$packet(r0, &(0x7f0000000000)={0x11, 0x0, r2, 0x1, 0x0, 0x6}, 0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'gretap0\x00', r1}) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000080)="25af4c79dc434a0d7c5fca7102e348a5719a2b8fe76d19d54b443d5fcb0389e62d55", 0x22}], 0x1, &(0x7f0000000400)}, 0x0) 2018/05/20 01:42:51 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:51 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:51 executing program 5: r0 = syz_open_dev$sndtimer(&(0x7f0000000180)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r0, 0x40045402, &(0x7f0000000000)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000040)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x40505412, &(0x7f0000000080)={0x3, 0x200000022d, 0x0, 0x0, 0x4}) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) 2018/05/20 01:42:51 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8905, &(0x7f0000000000)) 2018/05/20 01:42:51 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffff9c}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@loopback, @in=@rand_addr}}, {{@in=@rand_addr}, 0x0, @in=@dev}}, &(0x7f00000000c0)=0xe8) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:51 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'tgr128-generic\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000040), 0x0) ioctl$PPPIOCGCHAN(r1, 0x80047437, &(0x7f0000000000)) syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0xda, 0x800) sendmsg$netrom(r1, &(0x7f0000000500)={&(0x7f0000000100)=@full={{0x3, {"68c29e0f8b4f25"}}, [{"6a20dcf15ce03a"}, {"2313edd1e68efd"}, {"ec173f93b89a90"}, {"874603c26c0a4b"}, {"38480611fa8eb4"}, {"0cd8f215ea6abd"}, {"20af621af1f865"}, {"4ccb9791af58f8"}]}, 0x48, &(0x7f00000008c0)=[{&(0x7f0000000540)='t\v', 0x2}, {&(0x7f0000000640)="9ff435bfd7c07f1d9f49ddd90e3ab985d3d08dd1f10d2729baed28debae30d85852c0002bcc8c516013e7157b33ea614bed4f14dc521042517f41601c5d6dd40", 0x40}, {&(0x7f0000000800)="b31e4f7c83a978747ae5880aaa7566958eb9af92da5b6caa97a13789430cdd583867e86f9ad51af6bcd21c19e7cac1b5a1b7098c405df49e9d259eb39ead27998031eb88965f82b02f1e970ee5b8e1ce8ee19f400bdfe948aa021e50f25cf0ef4a54c9abd2373421c49646ff94272862f7c34c5f114e97b12ed0f35a7713f01cb7e68681c5206ad102285c7df975983f1a4b8b0ec1ba10c80c2ff75ea6bda92a25a214db4df0efdee5c090067f3cc4fd8390824e61a2", 0xb6}], 0x3, &(0x7f00000004c0), 0x0, 0x48004}, 0x1) 2018/05/20 01:42:51 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:51 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:51 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x2, 0xd, 0x0, 0x4, 0x20000000000001d0, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_x_nat_t_type={0x1, 0x14, 0xfff}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x48}, 0x1}, 0x0) socketpair(0xb, 0x0, 0x2, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f0000000040)="6ac690a5461c0be178d54f4522c6a7d44f9c0e77b0200f7a28677068915ecd7df38d2507250f5189731570cd03d0ee7d4cd8f2e161fc88521cf02710b43f3ac83d9e8d677d67748cafd66899f30c2b37b28b60bf06066ee26b588b5ea35960a3664e90f7ecb698b2331e0b81a716403d585194e7a1e4d9d0d992ac897c22") 2018/05/20 01:42:51 executing program 3: r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x800}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={"619e1acb8d21f8cec10700", 0xa201}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x31, 0xffffffffffffffff, 0x0) pwrite64(r1, &(0x7f0000000100)="25dcd656c6288b3a02fd", 0xa, 0x0) [ 3476.818895] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3476.849506] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:51 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x890c, &(0x7f0000000000)) 2018/05/20 01:42:51 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2800]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3477.055977] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3477.097090] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:52 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:52 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000100)=0x0) ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r0, 0x8, &(0x7f00000001c0)={0x200}) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) syz_extract_tcp_res$synack(&(0x7f0000000080), 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r2, 0x10e, 0x8, &(0x7f00000000c0)=0x7, 0x4) dup3(r1, r2, 0x400000000000) 2018/05/20 01:42:52 executing program 7: accept4(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, &(0x7f0000000080)=0x80, 0x800) getsockopt$sock_buf(r0, 0x1, 0x1c, &(0x7f00000001c0)=""/36, &(0x7f0000000180)=0xfffffffffffffec2) r1 = socket(0x9, 0x5, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000140)={0x0, 0x0, 0x2}, 0x10) getsockopt$IP6T_SO_GET_REVISION_TARGET(r1, 0x29, 0x45, &(0x7f00000000c0)={'TPROXY\x00'}, &(0x7f0000000100)=0x1e) 2018/05/20 01:42:52 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:52 executing program 3: r0 = inotify_init() readv(r0, &(0x7f00000006c0)=[{&(0x7f0000000000)=""/6, 0x6}], 0x1) nanosleep(&(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000280)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x0, 0x0) ioctl$KVM_S390_UCAS_MAP(r1, 0x4018ae50, &(0x7f0000000080)={0x5209d93d, 0x800, 0x9}) munmap(&(0x7f000044d000/0x2000)=nil, 0x2000) mremap(&(0x7f000061c000/0x2000)=nil, 0x2000, 0x3000, 0x3, &(0x7f00002c3000/0x3000)=nil) munmap(&(0x7f0000ad1000/0x1000)=nil, 0x1000) 2018/05/20 01:42:52 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd200]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:52 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='oom_adj\x00') sendfile(r0, r0, &(0x7f00000000c0)=0x1d9, 0x2) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000040)={0x7, 0x5, 0x10000000000000, 0x7, 0x70, 0xb, 0xfffffffffffffffe, 0x1ff, 0x8, 0x4, 0x6}, 0xb) setsockopt$RDS_RECVERR(r0, 0x114, 0x5, &(0x7f0000000000), 0x4) 2018/05/20 01:42:52 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89a0, &(0x7f0000000000)) 2018/05/20 01:42:52 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:52 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:52 executing program 5: r0 = socket(0xa, 0x80005, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f00000000c0)={0x18, 0x0, {0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'veth1_to_team\x00'}}, 0x1e) setsockopt$inet_int(r0, 0x0, 0x40, &(0x7f0000000080), 0x4) bind$llc(r0, &(0x7f0000000000)={0x1a, 0x323, 0x3, 0x4, 0x7, 0x80000000, @random="3ec42686ff3a"}, 0x10) [ 3477.228904] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3477.251924] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:52 executing program 7: r0 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x6, 0x8002) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001540)='/dev/hwrng\x00', 0xc800, 0x0) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x8004e500, &(0x7f0000001200)=r1) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x403e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0x0, 0x0) mq_open(&(0x7f0000001440)='/dev/binder#\x00', 0x42, 0x10, &(0x7f0000001900)={0x81, 0x0, 0x9, 0x400, 0x554, 0x8, 0x0, 0x726}) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000001340)='/dev/mixer\x00', 0x4001, 0x0) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f0000000080)={0x10000, 0x7}) getsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000001380)={0x0, 0x8c5}, &(0x7f00000013c0)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000001400)={r5, 0xffff}, 0x8) ioctl$EVIOCGPHYS(r3, 0x80404507, &(0x7f0000000200)=""/4096) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000001780)=[@in6={0xa, 0x4e21, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffffbb}, @in6={0xa, 0xfffffffffffffffb, 0x100000000, @dev={0xfe, 0x80, [], 0xe}, 0x8}, @in6={0xa, 0x4e21, 0x4, @mcast2={0xff, 0x2, [], 0x1}, 0x5}], 0x54) epoll_ctl$EPOLL_CTL_DEL(r2, 0x2, r1) timer_create(0x3, &(0x7f0000000140)={0x0, 0x2d, 0x0, @thr={&(0x7f0000001580)="dd9c8a0bbdfcdf5ccfc5b16f179e9c79391a330645d58adc197a9b2d83aeb8d7e7ce7cc1bf7e29e0fa6ae2744b941c3cd9372189da85a0aa51db623e266324fbed61ac004a0a528e38023fb9d848ea56b46420c35527a1bf9d7040be5eb3f402a67f55bd712665c9cea45c3bca6ec7b72f45a1311f632d3f8df3d61b5cd745f26ec8d23784d85ea1e0f72c8f23cd6f25b3062f1e8546691a317bba60cb84d0873b6d3cb3e8deea6022e5779fe1cd9f8a2a9e2578677a5ad19bd6430e13ec0d1b95dc8e14f8a17e7805f4c5ff67637f921532bcfe220425db9244f25685852da0dfdb98e2f4522524725ee48a3d95d0f0ddb400c2", &(0x7f0000001680)="4c7787d21fcfe7f147990b25c3eef3c4cbf420da94fecc779569066ba2d830f6355afce572f93cc73452beefc17d3761cc6a3ed5105e9efc967877396339312690cf024d2ee7eff5b77e12b12e5ce6056e1b606a95d62f7d134010f055659adc3857082d9a7aab9a681991b1f09303513e3aa48b29c715aa0b54a5677827c05d14028757da845c92ef5f3704d4da78bdb8a7e6c61a7c45f830b0139b6ba6d983add575c94d45820c46e173d345a518353d85f3eea323192fddcaf4084a0aeae7c6f6a1dc2907b21c7481f29b433f44f9579d79f1a1267827f09143fe87a429"}}, &(0x7f0000001240)) syz_open_dev$binder(&(0x7f00000012c0)='/dev/binder#\x00', 0x0, 0x2) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r4, 0x84, 0x6c, &(0x7f0000001940)=ANY=[@ANYRES32=0x0, @ANYBLOB="e90000007ab619b974f156b01b1502f4b99a922e047af5983af2c21f2f3bfc8b7240fc1699e5eeb987574b585fa2c0f9d202ebed9cbd89352821c88198ab49316e7fd48f39479e557aa63827a6299b596a212da2d3a1ffd477d3e85518f3e879724e1f3e76f9b0f71bd8bd2768b86358f96dcddcce37fee80b40ba4490133aa7e16871a419cc92dd42a856cbe2691403832868aa1615e9c6183df55dfb64fa0e1f4ee458b867d4f358538d9a702ac6037e420660ce9ff35ca8371454ca198b151a83e1d721629cdd834bbe98d68ffa9dd86f098fb6acf6fdc05134ddec597e12879fbdcee6662f0e1afd0435d2d96ffbdf6c62fb4694969acdb9f5daf633ad01d60d3284494ac6bc3150b0959bfd18f3767ad4a4c693cd62a27239e490500c"], &(0x7f0000001480)=0xf1) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f00000014c0)={r6, 0xe00000000000}, &(0x7f0000001500)=0x8) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000040)=@assoc_value={0x0, 0xff44}, &(0x7f0000001280)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000001300)={0x7, 0x0, 0x553a, 0x6, r7}, 0x10) 2018/05/20 01:42:52 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:52 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x4, 0xa00) ioctl$KVM_GET_NR_MMU_PAGES(r0, 0xae45, 0x2) r1 = socket$inet6(0xa, 0x2, 0xffffffeffffff000) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) ioctl$SG_GET_PACK_ID(r2, 0x227c, &(0x7f0000000200)) r3 = dup3(r2, r2, 0x80001) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000040)) accept4$packet(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, &(0x7f0000000100)=0x14, 0x800) bind$can_raw(r3, &(0x7f00000001c0)={0x1d, r4}, 0x10) 2018/05/20 01:42:52 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:52 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000000040)=0x7, 0x4) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) r1 = syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x4, 0x800) getsockname$ipx(r1, &(0x7f00000000c0), &(0x7f0000000100)=0x10) 2018/05/20 01:42:52 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x402c5828, &(0x7f0000000000)) 2018/05/20 01:42:52 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3477.461956] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3477.535337] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:53 executing program 7: r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r3 = syz_open_dev$audion(&(0x7f0000000280)='/dev/audio#\x00', 0x1f, 0x125500) r4 = syz_open_dev$midi(&(0x7f00000002c0)='/dev/midi#\x00', 0x7fff, 0x40000) ioctl$VHOST_SET_LOG_FD(r3, 0x4004af07, &(0x7f0000000300)=r4) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000100)={0x0, 0xf8, "e980aae851d4c4191e9924466c49d1b2d327957c4353d48a9937f39b7fc258a506547ee36cfd24fc9729ad1a1962c6800b5420e4d8dd9f50c4c25b8c643b97944a57a0ca004ca2efe08d3e8393258acd06803f73869f4b53d8ae55d315ee2016ae2d0f2026b7662fec8ae6e7153fb4ba9289d3d0ef12785b7f742c0997d535ed8eb3da7a4c9ad192f542ee9734f96d2dc49e58a90c46f92c865b5a5f36b9405b9b51bc1bd0f7e27bc4b574b5ce34c774181e33bdf3a9030e67253792e8831912732f2ebff786f4ad37279aec0cf39a6620fbc2ace161d8ebc2728719465338ec7682758666d90ba89b6e45205b1920aaabcd52f52f6d2dfb"}, &(0x7f0000000080)=0x100) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000200)={r5, 0x2}, &(0x7f0000000240)=0x8) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x5001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f00000004c0)={@void, @val={0x5}, @ipv6={0x0, 0x6, "af04ca", 0x44, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, @mcast2={0xff, 0x2, [], 0x1}, {[], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}, 0x76) clock_gettime(0x0, &(0x7f0000000cc0)={0x0, 0x0}) recvmmsg(r2, &(0x7f0000000c00)=[{{&(0x7f0000000700)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000a80)}}, {{&(0x7f0000000ac0)=@in, 0x80, &(0x7f0000000b40), 0x0, &(0x7f0000000b80)=""/76, 0x4c}}], 0x2, 0x62, &(0x7f0000000d00)={0x0, r6+30000000}) 2018/05/20 01:42:53 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) accept4$unix(r1, &(0x7f0000000080), &(0x7f0000000100)=0x6e, 0x800) 2018/05/20 01:42:53 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:53 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) recvmmsg(r0, &(0x7f0000002d80)=[{{&(0x7f0000001400)=@alg, 0x80, &(0x7f00000026c0), 0x0, &(0x7f0000002740)=""/218, 0xda}}], 0x1, 0x0, &(0x7f0000002e40)={0x77359400}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'bridge0\x00', 0xffffffffffffffff}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x89a1, &(0x7f0000000100)={'bridge0\x00', 0xfffffffffffffff9}) sendmsg$nl_generic(r0, &(0x7f0000000340)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000000c0)=ANY=[@ANYBLOB="14e6ec00420005010000000000000007030000f7d8f3df0000000000000000007ecf9a0df498c8a14543635c46755eb3d552e3cedc30940dc7051c58b0982f4e15dceef396cd0717b407cacafc33b65ba8588dfb93e0b5b6a08acb1ded"], 0x14}, 0x1}, 0x0) 2018/05/20 01:42:53 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8949, &(0x7f0000000000)) 2018/05/20 01:42:53 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5555000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:53 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:53 executing program 3: symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') socketpair(0x8, 0x5, 0x80000001, &(0x7f0000000000)={0xffffffffffffffff}) execveat(r0, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), &(0x7f0000000280)=[&(0x7f0000000100)="776c616e3073797374656d6b657972696e678f2100", &(0x7f0000000140)='security.capability\x00', &(0x7f0000000200)='\x00', &(0x7f0000000240)='security.capability\x00'], 0x0) lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) llistxattr(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)=""/39, 0x27) 2018/05/20 01:42:53 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3478.442345] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3478.469339] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3478.482245] IPv6 header not found [ 3478.485964] IPv6 header not found 2018/05/20 01:42:53 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:53 executing program 3: exit_group(0x8000000000000) r0 = getpgrp(0x0) r1 = gettid() rt_sigprocmask(0x2, &(0x7f0000032ff8)={0x2f}, 0x0, 0x8) r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @my=0x0}, 0x10, 0x80000) setsockopt$sock_void(r2, 0x1, 0x1b, 0x0, 0x0) rt_tgsigqueueinfo(r0, r1, 0x11, &(0x7f00009dcff0)) r3 = epoll_create(0x800) epoll_pwait(r3, &(0x7f0000a6b000)=[{}], 0x1, 0x80000001, &(0x7f0000e3b000), 0x8) 2018/05/20 01:42:53 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8946, &(0x7f0000000000)) 2018/05/20 01:42:53 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:53 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:53 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x801004d100000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:53 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000000c0)={0xffffffffffffff9c}) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000140)={0x0, 0x2, 0x400, 0x2, 0x9, 0x10001, 0x80, 0x7fffffff, {0x0, @in6={{0xa, 0x4e22, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffd031}}, 0x1, 0x4, 0x1127e9d9, 0x6e9, 0x100000000}}, &(0x7f0000000200)=0xb0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000240)={r1, 0x5}, &(0x7f0000000280)=0x8) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000080)=[@text16={0x10, &(0x7f0000000000)="66b9d309000066b80000010066ba000000000f30f30f01f366b98d0b00000f32ba420066b80100000066ef640f00da6766c7442400070000006766c7442402060000006766c744240600000000670f0114240f015b0666b9d50a00000f32baf80c66b8300e148b66efbafc0cb000eebaf80c66b81843368666efbafc0cb07dee", 0x80}], 0x1, 0x20, &(0x7f00000000c0), 0x0) ioctl$KVM_SET_MSRS(r4, 0x4008ae89, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000000000008b00000000000000000000000000000083e93bd34b37c5aabd4ef3876645ba1f5ad5bda2fee8c7cf515486958bd907e97bee27d8ad8d56442c8a6f21905d93f8b9fbfb5cdffef09518c6c0335958588fbadb10ca41fb4c485a8c097c1dcdb1ebf4f64516397121e36e16dba76363aada91f5cc93eb5692dc090d0854cf14fefc68c5dc4e4267efa73f061336831f8701dd2f888a"]) 2018/05/20 01:42:53 executing program 3: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000240)='/dev/zero\x00', 0x44200, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000002c0)={'irlan0\x00', &(0x7f0000000300)=ANY=[@ANYBLOB="1d000000050000009da00000000000000000000000000000020000000000000000f9ffff3e00000000000000b36ea04312eef6c3bda50b6884f3ea56c97dfcdb241a4b5dc6db099c607d2e73dee5acd4576b7851c2516009dd3be0a086b300db"]}) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/autofs\x00', 0x200002, 0x0) setsockopt$inet_tcp_TLS_RX(r1, 0x6, 0x2, &(0x7f00000001c0)={0x303, 0x33}, 0x4) r2 = socket(0x10, 0x3, 0x0) fgetxattr(r2, &(0x7f0000000280)=@known='system.posix_acl_default\x00', &(0x7f0000000380)=""/245, 0xf5) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/syz1\x00', 0x200002, 0x0) setsockopt$packet_tx_ring(r2, 0x107, 0xd, &(0x7f0000000040)=@req3={0x8001, 0x0, 0x9, 0x100000001, 0xe65}, 0x1c) sendmsg$nl_generic(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000140)={0x14, 0x1e, 0x201}, 0x14}, 0x1}, 0x0) [ 3478.692590] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3478.722614] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3479.235485] device bridge0 entered promiscuous mode 2018/05/20 01:42:54 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:54 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000b32fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = dup2(r1, r0) ioctl$GIO_FONT(r2, 0x4b60, &(0x7f0000000040)=""/103) 2018/05/20 01:42:54 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:54 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x541b, &(0x7f0000000000)) 2018/05/20 01:42:54 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x6, 0x30000) ioctl$TUNDETACHFILTER(r1, 0x400854d6, 0x0) r2 = fcntl$dupfd(r0, 0x406, r0) ioctl$sock_inet_tcp_SIOCOUTQ(r2, 0x5411, &(0x7f00000000c0)) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) r3 = ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_ADD(r2, 0x4c80, r3) dup3(r0, r2, 0x400000000000) 2018/05/20 01:42:54 executing program 7: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) syz_open_dev$sndpcmp(&(0x7f0000000100)='/dev/snd/pcmC#D#p\x00', 0x6, 0x101100) mknodat(r0, &(0x7f0000000080)='./file0\x00', 0x0, 0x200) 2018/05/20 01:42:54 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) r1 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x4f67, 0x40) getsockname$ax25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x10) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) ioctl$TCSBRK(r1, 0x5409, 0xc9f1) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000180)={0x46f5bc0b, 0x61d, 0x9, 0x3, 0x9, 0x2, 0x2, 0x5, 0x65, 0x4}) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x55f}], 0x1) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000b40)="23884051f454d47608e4b1090f80d95221b6e30fcf1d452c9b7e024e9d7fde15423fb3af6700990fc5a9fed35ec9f0e60001000020298b435477abc3051d2a0cf1635a19e6333dddbf0ab7c74c430052eb5d6462237cb7f46bef2de05d50ce84e3db9633fdcba5790fa2f6cac36aa0d4193cd4378d53f0a4b0cbb4d69bc09739549630f8824d66cd5a9188ae787bae990eb1dd9a4f28a6a76b08de68af3568e1e617a9c00c95b77724c9c4ff2d6e0b7adeed4707c6207f5294f1f2f6dfa79d3f76085850ac27eb5c746393f08e39c3e45b83a58355250d16b2568fc7ae93d93a5b0a3a829897d5bd21092bde88e239316216523c38ae6d2c480a57657d03d0ad5817cc03335c1ba5fcdc0526b654db60fd50b16354926904b552a00e6ea5aafc4f5fbeebb920e130ed470990bdbfb6b765f6c80bcf1ebbd32f4dea95de8877b96e08f5ad2f977956f3b8c5a03fbd96df247f068b05d55905774f98b860c9d2b25872ad2af0f5425849ce2cd4a95a048c578048066862676b1159e5ed30acab882e5a3ffc848dcb359935fac9ae756bd9f79f2981063ce72a0419912acf3c79421a0b900b053404b22347eeeeb57b48d32f05eedbe38546cfb8600eac7e472db3610925310f7dab706a61fef9412f111c904e8bb18366bee4a6e91d7a60260ee02a961d4b40e57175bbc6b64fd682a88916bfb3930d88debc5a2c713781b678a1", 0x200}], 0x1) r2 = socket$unix(0x1, 0x1, 0x0) shutdown(r2, 0x0) ppoll(&(0x7f00000000c0)=[{r2}], 0x1, &(0x7f0000000100), &(0x7f0000000140), 0x8) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000300)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000003f80)=""/4096, 0x1000}], 0x1}, 0x0) write$binfmt_aout(r0, &(0x7f00000024c0)=ANY=[@ANYBLOB="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"], 0x96e) 2018/05/20 01:42:54 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:54 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:54 executing program 7: r0 = syz_open_dev$sndmidi(&(0x7f0000000140)='/dev/snd/midiC#D#\x00', 0x1, 0x2) ioctl$sock_bt_cmtp_CMTPCONNDEL(r0, 0x400443c9, &(0x7f0000000180)={{0x8000, 0x6, 0x9, 0x8, 0x7fffffff, 0x9}, 0xffffffff00000000}) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) write$vnet(r1, &(0x7f00000000c0)={0x1, {&(0x7f0000000040)=""/9, 0x9, &(0x7f0000000080)=""/54, 0x3, 0x3}}, 0x68) write$vnet(r1, &(0x7f0000000400)={0x1, {&(0x7f0000000280)=""/39, 0x27, &(0x7f0000000300)=""/235, 0x0, 0x2}}, 0x68) ioctl$SG_GET_TIMEOUT(r0, 0x2202, 0x0) 2018/05/20 01:42:54 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3479.588177] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:54 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/backup_only\x00', 0x2, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r0, 0x29, 0x44, &(0x7f0000000100)={'TPROXY\x00'}, &(0x7f0000000140)=0x1e) ioctl$SNDRV_CTL_IOCTL_POWER_STATE(r0, 0x800455d1, &(0x7f0000000340)=""/1) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0xcc, &(0x7f0000000080)={{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x7ff, 0x0, 0x0, 0x1000]}, 0x5c) add_key(&(0x7f0000000180)='encrypted\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, &(0x7f0000000280)='Y', 0x1, 0xffffffffffffffff) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r0, 0xc0605345, &(0x7f00000002c0)={0x5, 0x1, {0xffffffffffffffff, 0x3, 0x2, 0x3}}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000380)=[@in={0x2, 0x4e20, @rand_addr=0x5}, @in={0x2, 0x4e22, @rand_addr=0x3}, @in6={0xa, 0x4e20, 0x4, @mcast1={0xff, 0x1, [], 0x1}, 0x80000000}, @in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, [], 0x1a}, 0x100000000}, @in6={0xa, 0x4e22, 0x100, @dev={0xfe, 0x80, [], 0x13}}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e24, 0x9}, @in6={0xa, 0x4e21, 0x5, @local={0xfe, 0x80, [], 0xaa}, 0x4}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}], 0xdc) 2018/05/20 01:42:54 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047452, &(0x7f0000000000)) 2018/05/20 01:42:54 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x884e) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000000080)={0x303, 0x33}, 0x4) [ 3479.719863] encrypted_key: insufficient parameters specified [ 3479.751566] encrypted_key: insufficient parameters specified [ 3479.834098] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3479.850679] l2tp_ppp: sess 4/0: set mru=0 2018/05/20 01:42:55 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:55 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:55 executing program 7: r0 = socket$inet6(0xa, 0x5, 0x0) r1 = dup2(r0, r0) sendmmsg$inet_sctp(r1, &(0x7f0000001980)=[{&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="0000008a0000000000000000001a000000000000fe498f044dba6eddf266cadd20717f149a58859b9d5357ed732d2478b48405dcd9be6c9d740ae4d40ec7c29206b438e6030e11ddf5f22208d7ad44b4683debc10fcd7f8f29f60d2f847b4153ca7136342722502e4507b6181c186b494ac5a3562600bfd985ec8b67609b82d947608ed3d024389548bc92e2a246538ef484b05939a41878998ddd4b219f8c91f6e9974811062babe69df5757215e1d83da5b03244086423a877dcc79a82a4bdf470b57120dad4ae003f93049007cc6dbf959f8b"], 0x18}], 0x1, 0x0) getsockopt$inet6_opts(r1, 0x29, 0x37, &(0x7f0000000040)=""/79, &(0x7f00000000c0)=0x4f) 2018/05/20 01:42:55 executing program 5: r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_procfs(0x0, &(0x7f00000002c0)='net/tcp\x00') perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000300)={0x0, 0x1000, "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"}, &(0x7f0000000040)=0x1008) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000080)={r2, 0x4}, &(0x7f00000000c0)=0x8) sendfile(r0, r1, &(0x7f0000000000)=0x6c00, 0x80000002) 2018/05/20 01:42:55 executing program 3: r0 = socket$unix(0x1, 0x1, 0x0) inotify_init1(0x800) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000080)) r1 = fcntl$dupfd(r0, 0x406, r0) sendmsg$nl_netfilter(r1, &(0x7f0000001400)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000013c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="1400002dd71c84bb40a800"], 0x14}, 0x1}, 0x20000001) 2018/05/20 01:42:55 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:55 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8943, &(0x7f0000000000)) 2018/05/20 01:42:55 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x1004) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:55 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047452, &(0x7f0000000000)) 2018/05/20 01:42:55 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:55 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:55 executing program 3: mlock(&(0x7f0000ffc000/0x1000)=nil, 0x1000) clock_nanosleep(0x2, 0x0, &(0x7f0000000000)={0x0, 0x1c9c380}, &(0x7f00000000c0)) mlock2(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer\x00', 0x4a3ff, 0x0) readlinkat(r0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000100)=""/158, 0x9e) mremap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000ffa000/0x1000)=nil) [ 3480.580404] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3480.608756] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:55 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:55 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f000098effc), 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x55f}], 0x1) setsockopt$inet6_opts(r0, 0x29, 0x3b, &(0x7f0000000000)=ANY=[@ANYBLOB="0c120000000000000460cc3efe266afdf083795f6c9ab1e650390c85943b6d592a2b482bf6e1662028dfe4e641d2d8718f349f71a7475ae9a1dfd56eef8092d12555e043559ca8b3aa9d115ff084aeeaa96819ccaa546893d7e43de45c6e6b468765b8a0631016e295c9040100e026f7383b47200ae597d7c822ab7eae7d2122146d202d4924e9cf036d58f1b81654acad0c0dd3420502ffff01010000000000"], 0xa0) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000b40)="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", 0x200}], 0x1) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000300)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000003f80)=""/4096, 0x1000}], 0x1}, 0x0) write$binfmt_aout(r0, &(0x7f00000024c0)={{0x108, 0x2a67, 0x2, 0x300, 0x21, 0x0, 0x207, 0x2d}, "8f276e48e3bcfb8e7add4a88aa1acee0d19e646b1d1b2e8265f0caffc6e45b4727885300aff923d184b159571f7bdba6de417e623886898f800a855309bc2e883f3811923c817a3ad79ab4722856", [[], [], [], [], [], [], [], [], []]}, 0x96e) 2018/05/20 01:42:55 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047452, &(0x7f0000000000)) 2018/05/20 01:42:55 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8994, &(0x7f0000000000)) 2018/05/20 01:42:55 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:55 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3480.841433] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3480.876577] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:56 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:56 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047452, &(0x7f0000000000)) 2018/05/20 01:42:56 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:56 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) r3 = accept4$netrom(r2, &(0x7f0000000080), &(0x7f00000000c0)=0x10, 0x800) r4 = dup3(r3, r0, 0x400000000000) write$binfmt_elf64(r4, &(0x7f00000001c0)={{0x7f, 0x45, 0x4c, 0x46, 0x7, 0x731d, 0x7fff, 0x7f, 0x8, 0x3, 0x0, 0x100000001, 0x2d9, 0x40, 0x19e, 0x80, 0x3, 0x38, 0x2, 0x80, 0x4}, [{0x7, 0x6, 0x1, 0x5, 0x4, 0xde0, 0x8001, 0x1f}, {0x60000000, 0x2, 0x7fffffff, 0x8001, 0xffffffff, 0xfffffffffffffffe, 0x3, 0x505000000000000}], "375dbb37", [[], [], [], [], [], [], [], []]}, 0x8b4) 2018/05/20 01:42:56 executing program 5: r0 = socket$inet6(0xa, 0x1200000000000002, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x0, 0x400000) ioctl$sock_netrom_TIOCINQ(r1, 0x541b, &(0x7f0000000040)) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @empty, 0x100000000}, 0xfffffffffffffc00) syz_emit_ethernet(0x1, &(0x7f0000000700)=ANY=[@ANYBLOB="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"], &(0x7f0000001780)) 2018/05/20 01:42:56 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8983, &(0x7f0000000000)) 2018/05/20 01:42:56 executing program 3: mlock(&(0x7f0000ffc000/0x4000)=nil, 0x4000) clock_nanosleep(0x2, 0x0, &(0x7f0000000000)={0x0, 0x1c9c380}, &(0x7f00000000c0)) mremap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000ffa000/0x1000)=nil) r0 = pkey_alloc(0x0, 0x0) pkey_mprotect(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2, r0) keyctl$set_reqkey_keyring(0xe, 0x4) 2018/05/20 01:42:56 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe803]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:56 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:56 executing program 7: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000140)=0x0) perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x200, 0x100000000, 0x1, 0x9, 0x0, 0x3ff, 0x20009, 0x9, 0x4, 0x83c, 0x75, 0x37f, 0x9, 0x5, 0x9a6, 0x3, 0x1, 0x1, 0x4, 0x0, 0xa4, 0xffff, 0x0, 0xffff, 0x1000000000, 0xcd3, 0x6, 0x3, 0xc1f3, 0x9, 0xcfd5, 0x6, 0x8, 0x20, 0xd4b, 0x5, 0x0, 0x9, 0x4, @perf_config_ext={0x1f, 0x400}, 0x140, 0x3e7, 0x100, 0x0, 0xb, 0x9, 0x3}, r1, 0x4, r0, 0x9) read$eventfd(r0, &(0x7f0000000100), 0x8) ioctl$PERF_EVENT_IOC_ID(r0, 0x80042407, &(0x7f0000000000)) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000180)) eventfd(0xc) [ 3481.650057] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:56 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000f40100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:56 executing program 5: r0 = socket(0x11, 0x7, 0x8) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000), 0x4) bind$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x14) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e20, 0xff, @dev={0xfe, 0x80, [], 0xe}, 0x7}, 0x1c) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000080)={'veth0_to_bridge\x00', 0x6}) 2018/05/20 01:42:56 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0086426, &(0x7f0000000100)={0x6, &(0x7f00000000c0)=[{}, {}, {}, {}, {}, {}]}) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r3 = fcntl$dupfd(r2, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r2, r3, 0x80000) 2018/05/20 01:42:56 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89b1, &(0x7f0000000000)) [ 3481.865834] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:57 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:57 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000002048000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:57 executing program 5: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='loginuid\x00') write$cgroup_pid(r0, &(0x7f00000000c0)={[0x30]}, 0x1) sendfile(r0, r0, 0x0, 0x8) clock_adjtime(0x3, &(0x7f0000000000)={0x6, 0x3, 0x1, 0x7c01d9bb, 0x3ff, 0x10001, 0x5, 0x1, 0x2, 0x20, 0x1, 0x8be, 0x0, 0x6, 0x9, 0x10000, 0x1, 0x4, 0xf800000000000000, 0x81, 0x8, 0x7df, 0x6, 0x7ff, 0x370, 0xccd}) 2018/05/20 01:42:57 executing program 7: sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000100)=0x400005, 0x0) r0 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x34, 0x0) ioctl$int_out(r0, 0x40045733, &(0x7f0000000040)) 2018/05/20 01:42:57 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0xc0045877, &(0x7f0000000000)) 2018/05/20 01:42:57 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f00000000c0)={0xffffffffffffffff, 'ip6tnl0\x00'}, 0xffffffffffffffd9) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000001c0)={{{@in6=@local, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f0000000040)=0xe8) bind$can_raw(r1, &(0x7f0000000100)={0x1d, r2}, 0x10) ioctl$sock_inet_tcp_SIOCINQ(r1, 0x541b, &(0x7f0000000000)) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000080)) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:57 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)={0x10d6, 0x0, [{0x9a}]}) 2018/05/20 01:42:57 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf401]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3482.603899] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:42:57 executing program 7: init_module(&(0x7f0000000000), 0x0, &(0x7f0000000040)='\x00') lstat(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r1 = getuid() setreuid(r0, r1) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000180)={0x0, 0x0}, &(0x7f00000001c0)=0xc) setresuid(r0, r4, r4) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f0000000340)={'nat\x00', 0x0, 0x3, 0xe1, [], 0x3, &(0x7f0000000200)=[{}, {}, {}], &(0x7f0000000240)=""/225}, &(0x7f00000003c0)=0x50) getsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000000600)={{{@in6=@mcast2, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@remote}}, &(0x7f0000000700)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000740)={{{@in6=@dev={0xfe, 0x80, [], 0xf}, @in=@multicast1=0xe0000001, 0x4e20, 0x1, 0x4e20, 0x5, 0x0, 0x80, 0x20, 0xa9, r5, r1}, {0x9, 0xbb1, 0x1, 0x9, 0x3, 0x3, 0x9, 0x7}, {0x3ff, 0x8, 0x7ff, 0x6}, 0x1ff, 0x0, 0x0, 0x1, 0x0, 0x3}, {{@in=@broadcast=0xffffffff, 0x4d4, 0xff}, 0xa, @in=@loopback=0x7f000001, 0x3502, 0x2, 0x3, 0x3, 0xffffffffffffffff, 0x80000000, 0x2}}, 0xe8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f0000000840)={0x0, @in6={{0xa, 0x4e23, 0x5, @dev={0xfe, 0x80, [], 0xa}, 0x10000}}, 0x4, 0x0, 0x1ff800000, 0x4d, 0x10}, &(0x7f0000000900)=0x98) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000940)={r6, 0x3}, 0x8) r7 = syz_open_dev$usbmon(&(0x7f0000000980)='/dev/usbmon#\x00', 0x20, 0x0) ioctl$TCSBRKP(r7, 0x5425, 0xffffffff) sendmsg$kcm(r7, &(0x7f0000001ec0)={&(0x7f00000009c0)=@llc={0x1a, 0x107, 0x6c, 0x4, 0x20, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80, &(0x7f0000000b40)=[{&(0x7f0000000a40)="a006b1fe802bbe2c5ceb9d4ea6fcec0c52523ea7fec482da92fedd38ae4758c3d78559b71dafe48fe27bcc09cb6c76c6d80971de546c0c1104c52d50b29e80088cbb12fc208d8029915e89e1fbdeb68b5521d300ff51a470e9ec07553482267de66e6b01abe842a2f66884a325545c73b68b6380772a8358609bcdb4a551666220a545b63f07bfc883382eb6aed40326c9c8821849a9207f96589379b754fd9c3d6f258791bef32e", 0xa8}, {&(0x7f0000000b00)="6445b444a63e33e54f40298928f07c3daf8eaaa16d1907e17151e841b9aa1ff211c343e5111c0fabaa", 0x29}], 0x2, &(0x7f0000000b80)=[{0xb4, 0x0, 0x4, "df3e6fff9ded41dce225e00d3f5af10b198186b3179d374d00700e151f89a1ae36331a84b12c8536bdcaa11257c6b091f67d34cef90339f65895cd6aafc5406b1d0076e1f9540bb3a644fac4d3498a864b7bd833637071534458a566ad5213ecc7a9f058f88d4e9a17c1f9297b7239c49443c189682b5d456985e90fdff14b948bf9fda970e16ca04ec35741d92d6320a27df22a5dea94cebf68b0909639a3b71f2c394674f8"}, {0x84, 0x101, 0x5b, "14e7d0e36f344fc33b63446ddb4305b318661ea93eed8bf29affd7a0a52f22135010c10b4a0cb56bb64c370dc402309e8e89eae9ff3f5f3fa39028e0f7ee4fe758c94ccd4beb1efc0cb514e19d620b15e6675cbd7bd345b4ea5d57da7486b10cdc79868f0092c103d427e93a986fcb5e0f84377863b2"}, {0x6c, 0x100, 0xfffffffffffff399, "d9cd76e2a6747ee711005d6f2cee2646ee1727248f740e0910a7a9af20f43c87b6292839dc9aeaabc7b8d64f10c3c706e9799c1933a4dbc148d070c4e5875431f277dea06998fe5fc37ce7256d34497288e8561b71c571865e85ed38a1de4b3c"}, {0x100c, 0x109, 0x6, "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"}, {0xdc, 0x10d, 0x81, "e7d2584361463ff6b89c28d09eb7b352bdc6ab5cd771815c41a3d0f27cf7cafe13883ff4be27a7e144ffbb092930fe047ecad228e94ac2576079c7083ca102318cc5690221a258dfdf2655fc49209fc7d4364b784631e6efcfc72c8dcb4e99592a67914ae8c1fac0807672a1ca9d349478c42ad2887f7141b5025d3257f40d4cb60b2c9df1425b30794520b29ffa3074edab5eb8b0f271cd65b07ff1f3781623879f193f2f6363d0871c77825a89e664f7ad0b7767cbb28e26e75bba1b701c3cb05705f1b61ddfcbd47529ca2e"}, {0xc, 0x110, 0xffffffffffff66ae}, {0x44, 0x117, 0xfca, "6fcc8da1ed489c451d60d0a7961a9f4942d2180057ce27d4440eeff39e8215081c55cfe0b15cab63ddb2db995170ab0c749bdad28c97"}, {0x5c, 0x11f, 0x7fffffff, "ef57dea123f1fd1bd96d6885ab2038f55e693dc419bb4ec3b14a23c33c359155c8202afb291d50f246c534d8ee3f77bbe9d781f576d1c5f1086d4049675634c6bdea87ea9b1a7801b2ab826945bbc9"}], 0x1338, 0xc000}, 0x44000) ioctl$EVIOCSCLOCKID(r7, 0x400445a0, &(0x7f0000001f00)=0xfffffffffffffc01) mmap$binder(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x2000000, 0x108010, r7, 0x0) r8 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001f40)='/dev/ppp\x00', 0x302, 0x0) ioctl$EVIOCSABS0(r7, 0x401845c0, &(0x7f0000001f80)={0x3, 0x8, 0x6, 0x0, 0xfffffffffffffffa, 0x8}) ioctl$DRM_IOCTL_GET_UNIQUE(r8, 0xc0086401, &(0x7f0000002040)={0x72, &(0x7f0000001fc0)=""/114}) getsockopt$bt_BT_SECURITY(r7, 0x112, 0x4, &(0x7f0000002080), 0x2) execve(&(0x7f00000020c0)='./file0\x00', &(0x7f00000021c0)=[&(0x7f0000002100)='\x00', &(0x7f0000002140)='nat\x00', &(0x7f0000002180)='/dev/ppp\x00'], &(0x7f0000002440)=[&(0x7f0000002200)='\x00', &(0x7f0000002240)='\x00', &(0x7f0000002280)='+@eth0vboxnet1--\x00', &(0x7f00000022c0)='/dev/ppp\x00', &(0x7f0000002300)='bdev!GPL\\vmnet0\x00', &(0x7f0000002340)='vboxnet0\x00', &(0x7f0000002380)='/dev/usbmon#\x00', &(0x7f00000023c0)='/dev/ppp\x00', &(0x7f0000002400)='vmnet1vboxnet1\x00']) r9 = syz_genetlink_get_family_id$ipvs(&(0x7f00000024c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r7, &(0x7f0000002600)={&(0x7f0000002480)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000025c0)={&(0x7f0000002500)={0xbc, r9, 0x200, 0x9ec00, 0x25dfdbfc, {0x7}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x80000000}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8001}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_DEST={0x3c, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7fffffff}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xeed}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x6}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x4ef931b96eb4e7}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x80000001}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xffe}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x81}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x81}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000002640)='/dev/vhost-vsock\x00', 0x2, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000002680), &(0x7f00000026c0)=0xc) sendmmsg(r2, &(0x7f0000002cc0)=[{{&(0x7f0000002700)=@hci={0x1f, r5, 0x3}, 0x80, &(0x7f0000002a00)=[{&(0x7f0000002780)="ece36ee467219649d34afba23a97c99873f280ece3c98927db107123fcfc470b", 0x20}, {&(0x7f00000027c0)="cdd26d49f376cf579fefec7c59f5572c9f556c56d404ff08fed7e3c8ae0a9865c5fb1ccb8a36d92bad756d3486a30d34f1e025e46eb62175ca2365f50893987098a0bca508c2636404d611fbd2c3f09e26c973a36adb7da5d43cc829fcce7bf4da1973f756b29c6cc62b485d4ae7e930677f67b9776a4cde003c0f59882c77155240dc4a0f4d41ac26", 0x89}, {&(0x7f0000002880)="f37f42cdf4244b5fa54cd8a91db7b107a5823b5992689b2b92f5c5cf3481e07f3cfe05c014ce75d59a29cddc72737eefa11111a030973f3429b883c716bc0310e625f4b9da0e404534dc41427ac635e42459a64bb4a3dd90e56661b8f14f308dbede9bdbb0553b565566", 0x6a}, {&(0x7f0000002900)="c26530c6bff8", 0x6}, {&(0x7f0000002940)="122a22bac69b5a50df1d030f04766e611cc3912ab55cca7dec5d0ba947b46e53052d2bc8b4b65c2bea9449ca94e804d78e83494b493e038ae44ba5f5c3d56022a349949407b28f34a5f0b2635484c380b880373055c384c901dfd52292b82590b973290e772f4a104356cd54f4a44db66ebd6b088eedd6f0c2eba2d44a478ddbae7cdd85982fccfc7ae48b06dfd83d775521ad25db703ec0c2f501f031b9ff18a42102816134b2362afc082de0aba55081fdf3b193c60b5634c0f3a27c", 0xbd}], 0x5, &(0x7f0000002a40)=[{0x84, 0x11f, 0x5, "bd0b2c998089110abf2645970f5679270fda960b5c7239a44c8e68782ec29722cf1d2ba2684f0f37d06b96f4b58a45cadb90f1fdae6cc0f1b743297c32f4102bb487fe207e0038ff721e30010960d1811860e65a345cd782cc9af483356ec9a6f463e39f5f4060bc07aad04763a2f3b4d4e74572eb6ae192"}, {0x54, 0x110, 0x3, "53a38f2d5e1d2e8d9fa5c9edaeab60684c4d8bed8024cb92dc69f0cb517b881051300edf80e27b2e530e1a3a9603ff3cb27c69da3793c5c7019e3858d75aed55c2cd8ea1c2f44e50"}, {0xbc, 0x102, 0x3, "0ff6dd532e9ed3a2c49807fdc2f5aa9e3e6e94a5ec3cb1580a67c43129af269a2b9b70eb074563771d600851ed6374455abe3196e240ed2904e0221fa308f0d35d6c75cb995e4b6c4d8d0103d5bcf503ffe16b02be124e6a461a7fd444d27c6286c7cefb44d50605ec7774f1894a8af05f67d349958ecd29b6a76cd40622cce51f3d55a7b9bcc788da3312f086c53bf26e27a0693818c447612a685ac870f2a906c13044a6c175f8f900d42280"}, {0xe0, 0x13f, 0x5, "b3b74d44358a195a7dc549f3f9787f6dbda9d8f1241ac28410dfb6a3ddef497f39749a1206eadc167f5bd793363ea618e858e4ce7e07d6cb36c6b42375974fac4c432e1cacbb10f80b6123a9748383f63278019e05d2f32a2e46273316b368d48199bb9ab5e7866311687c0bd4364df4afd8bbb9d67766945796a3ffd9de352563c03552987a3f23c13844c9c6af3c680e90e702f8e07f45f40b92513bd71e0d624f7e33bdd5d59a240162cd36704878664f47607fea23fe5f7a7962c2502c3bc5e01af07c9d3ec8ba3cd2a9eae193723b7dc247"}], 0x274, 0x4805}, 0xff}], 0x1, 0x8805) ioctl$KDSETLED(r7, 0x4b32, 0x5) setsockopt$llc_int(r7, 0x10c, 0x7, &(0x7f0000002d00)=0x8, 0x4) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000002d40)={r7, r8, 0x3, 0x1}, 0x10) 2018/05/20 01:42:57 executing program 5: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = syz_open_dev$usbmon(&(0x7f0000000200)='/dev/usbmon#\x00', 0xe9b, 0x4000) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x40000, 0x0) setsockopt$IP_VS_SO_SET_EDITDEST(r2, 0x0, 0x489, &(0x7f0000000240)={{0x7f, @empty, 0x4e24, 0x1, 'dh\x00', 0x2c, 0x9, 0x74}, {@remote={0xac, 0x14, 0x14, 0xbb}, 0x4e20, 0x2, 0x20, 0x9, 0xfffffffffffffffb}}, 0x44) getsockopt$sock_int(r0, 0x1, 0x2a, &(0x7f0000000000), &(0x7f00000000c0)=0x4) fallocate(r0, 0x2, 0xff, 0x1) accept4$netrom(r1, &(0x7f0000000100)=@full, &(0x7f0000000180)=0x48, 0x800) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e20, @broadcast=0xffffffff}}, 0x4, 0x1, 0x10001, 0xfff, 0x1}, &(0x7f00000001c0)=0x98) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000380)=@assoc_value={r3, 0x5}, &(0x7f00000003c0)=0x8) 2018/05/20 01:42:57 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:57 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3482.704347] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:57 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:57 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:57 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8942, &(0x7f0000000000)) 2018/05/20 01:42:57 executing program 3: rt_sigreturn() r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000480)={0xffffffffffffffff, 0x2, 0x1, 0x3, &(0x7f0000000440)=[0x0], 0x1}, 0x20) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f00000004c0)={'filter\x00', 0xe0, "14913ed702704e371fc3d8d1526406e847cbf41b359d1485d62a06e209f29a3f86042a6b4bd4f9e1128f303c72cd1153591977ae925964de69d3413d9201382c6261a4ee1c93fa645b76fab993a685a5c686c93f6d1c168b5f614cd038085f54ec630e394636981ff826d9654bdb5970ff3e67958b1112d3fae06e30664308f9ebae20bc3863fddb515a7e140251f17cd1a454c80f7506e1a614203e3dcb2fff668e50c199ce8440cc0e47fa5e47a4383b3c09465dc4bdc427688cb7f5fdf1a3992da24ae5dca508db694388dce53fa9ae7cedabbb0c6bd5667fb9c8ece3e0ce"}, &(0x7f0000000600)=0x104) bind$ipx(r0, &(0x7f0000000640)={0x4, 0x100000001, 0x8, "530bf881f7a9", 0x7fff}, 0x10) ioctl$KDSETMODE(r0, 0x4b3a, 0x31ca615c) ioctl$KDGETLED(r0, 0x4b31, &(0x7f0000000680)) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000840)={0x3, 0x0, &(0x7f00000006c0)=""/146, &(0x7f0000000780)=""/87, &(0x7f0000000800)=""/63, 0xf002}) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000008c0)={{{@in6=@dev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @multicast2}}, 0x0, @in=@local}}, &(0x7f00000009c0)=0xe8) getresgid(&(0x7f0000000a00), &(0x7f0000000a40)=0x0, &(0x7f0000000a80)) chown(&(0x7f0000000880)='./file0\x00', r1, r2) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000ac0)={0x0, 0xfffffffffffffc01, 0x20}, &(0x7f0000000b00)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000b40)={r3, 0x1}, &(0x7f0000000b80)=0x8) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000bc0)={0x7f, @empty, 0x4e20, 0x0, 'nq\x00', 0x8, 0x4, 0x38}, 0x2c) setsockopt$bt_BT_SNDMTU(r0, 0x112, 0xc, &(0x7f0000000c00)=0x7f316555, 0x2) getresgid(&(0x7f0000000c40), &(0x7f0000000c80), &(0x7f0000000cc0)) readv(r0, &(0x7f0000000e00)=[{&(0x7f0000000d00)=""/249, 0xf9}], 0x1) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000e40)=0x1, 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000e80)={r4, 0x1, 0x4}, &(0x7f0000000ec0)=0x8) ioctl$EVIOCREVOKE(r0, 0x40044591, &(0x7f0000000f00)=0x80000000) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x61, &(0x7f0000000f40)={'filter\x00', 0x4}, 0x68) ioctl$TIOCMBIC(r0, 0x5417, &(0x7f0000000fc0)=0x100000000) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000001000)) getpeername(r0, &(0x7f0000001040)=@nfc, &(0x7f00000010c0)=0x80) getrlimit(0xf, &(0x7f0000001100)) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000001140)={r4, 0x8, 0x3ff, 0x7ff, 0x6, 0xdb, 0x100000001, 0x5, {r3, @in6={{0xa, 0x4e23, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x8001}}, 0x8, 0x7, 0x0, 0x8, 0x3}}, &(0x7f0000001200)=0xb0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001240)={0xffffffffffffffff, 0xffffffffffffffff}) pread64(r5, &(0x7f0000001280)=""/101, 0x65, 0x0) setsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000001300)=0x73, 0x4) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000001340)) recvmsg$netrom(r0, &(0x7f0000002480)={&(0x7f0000001380)=@full={{0x3, {"efc5b690c06f02"}, 0xe882}, [{"c8ce07532ef993"}, {"f4cddc831f29b1"}, {"baca35119e1607"}, {"9d3be3884f83e7"}, {"718ec30cf3dc30"}, {"0b07da302b86d2"}, {"2c35759da84ba9"}, {"f15f716886bce5"}]}, 0x48, &(0x7f0000002440)=[{&(0x7f0000001400)="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", 0x1000}, {&(0x7f0000002400)}], 0x2, 0x0, 0x0, 0x10}, 0x0) 2018/05/20 01:42:57 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:57 executing program 7: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x101005, 0x0) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000000), 0x4) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f000082ef0a)=""/246) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000b33ffc)=0x10ff) pwritev(r0, &(0x7f0000f65000)=[{&(0x7f000024ffb9)="80fd0f883b16", 0x6}], 0x1, 0x0) 2018/05/20 01:42:57 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)="2f65786500000000000409834bddd9deb3bb106989287351b2efef6a7191be10eebf000ee9a90f798078439ed554fc0f424adee901d2da75af1f02ac") ioctl$EVIOCGVERSION(r0, 0x80044501, &(0x7f0000000040)=""/180) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000100)={0x0, 0x296, 0x30}, &(0x7f0000000140)=0xc) [ 3482.999205] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:58 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:58 executing program 3: unshare(0x64000402) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd(0x0) ioctl$KVM_HYPERV_EVENTFD(r1, 0x4018aebd, &(0x7f0000000000)={0x0, r2}) 2018/05/20 01:42:58 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:58 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(arc4-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000100)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000140)=0x20) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000001c0)={r2, 0x10001}, 0xc) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000200)) ioctl$int_out(r0, 0x5462, &(0x7f0000000080)) 2018/05/20 01:42:58 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x5450, &(0x7f0000000000)) 2018/05/20 01:42:58 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x1000000000000, @mcast1={0xff, 0x1, [], 0x1}}, 0xffffffffffffff9d) r1 = fcntl$dupfd(r0, 0x80000000406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000080)=""/23, &(0x7f00000000c0)=0x17) dup3(r0, r1, 0x400000000000) openat$cgroup_subtree(r1, &(0x7f0000000100)='cgroup.subtree_control\x00', 0x2, 0x0) 2018/05/20 01:42:58 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:58 executing program 7: setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, &(0x7f0000017000)={0x0, 0x0, 0x0, 0x10005e3b1fe0}, 0xfffffffffffffe3c) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000ca3000)='/dev/autofs\x00', 0x0, 0x0) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r0, 0x800443d3, &(0x7f0000000200)={{0x101, 0x5, 0x8, 0x401, 0x0, 0x200}, 0x4, 0x0, 0x7f}) ioctl(r0, 0x800000000000937e, &(0x7f0000017000)="010000000000000018") r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x20000, 0x0) lstat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000100)={{{@in=@broadcast=0xffffffff, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e20, 0xff, 0x4e23, 0x1, 0x0, 0x20, 0x20, 0x84, 0x0, r2}, {0x4a3, 0x1, 0x0, 0x0, 0x100000001, 0xcf, 0x4}, {0x88, 0x1, 0xffff, 0x10001}, 0xfff, 0x6e6bb9, 0x1, 0x0, 0x1, 0x1}, {{@in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4d2, 0xff}, 0xa, @in=@multicast1=0xe0000001, 0x3506, 0x2, 0x1, 0xffffffff, 0x2, 0x344e}}, 0xe8) [ 3483.814368] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:58 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:59 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f4]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:42:59 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8981, &(0x7f0000000000)) 2018/05/20 01:42:59 executing program 7: r0 = socket$inet6(0xa, 0x803, 0x100000001) memfd_create(&(0x7f0000000080)='@\x00', 0x2) getsockopt$inet6_int(r0, 0x3a, 0x0, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/05/20 01:42:59 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:59 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000100)={0x0, 0xffff, 0x593, 0x1000}, &(0x7f0000000340)=0x10) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000380)=@assoc_id=r1, 0x4) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000a40)='/dev/autofs\x00', 0x400000, 0x0) ioctl$PPPOEIOCSFWD(r2, 0x4004b100, &(0x7f0000000a80)={0x18, 0x0, {0x1, @empty, 'veth1_to_team\x00'}}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@multicast2, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@dev}}, &(0x7f0000000080)=0xe8) stat(&(0x7f00000000c0)='./file0\x00', &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fchown(r0, r3, r4) r5 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r5, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r5, 0x400000000000) 2018/05/20 01:42:59 executing program 5: futex(&(0x7f0000e68ffc), 0x9d6b559517e4f193, 0x0, &(0x7f00009002f5), &(0x7f0000b0c000), 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x80000, 0x0) futex(&(0x7f0000000080)=0x1, 0x9, 0x0, &(0x7f00000000c0), &(0x7f0000000100)=0x2, 0x2) connect$bt_l2cap(r0, &(0x7f0000000140)={0x1f, 0x6, {0x8, 0x1, 0x4, 0x2, 0x10001, 0xffffffff950b2e7a}, 0x7f, 0x8}, 0xe) ioctl$SIOCGIFHWADDR(r0, 0x8927, &(0x7f0000000040)) 2018/05/20 01:42:59 executing program 3: clock_getres(0x2, &(0x7f0000000180)) syz_emit_ethernet(0x102c, &(0x7f00000001c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, @random="196a2d2cbdf8", [], {@ipx={0x8137, {0xffff, 0x101e, 0x1, 0x11, {@random=0x7, @random="1945516be66d", 0x2}, {@random=0x2, @current, 0xfff}, "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"}}}}, &(0x7f0000000000)={0x1, 0x1, [0xf02, 0xdad, 0xd87, 0x4d2]}) 2018/05/20 01:42:59 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:59 executing program 7: r0 = memfd_create(&(0x7f0000000080)="d22a7bb47b4000", 0x0) mmap$binder(&(0x7f00000dc000/0x2000)=nil, 0x2000, 0x0, 0x12, r0, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000003580)={0x4, &(0x7f0000003540)=[{0x100000001, 0x200, 0x100000000, 0xbc1}, {0x8001, 0x101, 0x3, 0x311747e}, {0x7f, 0x728c3403, 0x80000001, 0x4}, {0x6, 0x7ff, 0x8, 0x6}]}, 0x8) sendmsg$netrom(r0, &(0x7f00000001c0)={&(0x7f0000000000)=@ax25={0x3, {"b4f2b8edc68fde"}, 0x81}, 0x10, &(0x7f0000000180)=[{&(0x7f0000000300)="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0x1000}, 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"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"}, {0x1c, 0x111, 0xf, "ef6ffd41d22c701ea45ff209db2a59"}, {0xd8, 0x13b, 0xfffffffffffffc00, "d4bb63661c761d42105d8b79a5e6ce8cc4a9bf604a5bf3e3811971f6522d0d8c303a44dd8f1083032010754258821e582f542e7d58aae9d6693815d543b9dafafbe282e2fa4db5400c1bda0fc8533e08f4af2e611066b2e8b864bfb76078678dc0250067f73023520addacc71694c9d4e5512870e418dfbd5ddb9f778f7595312f2ca3a2d1abc784f15b717e9a7250221ac97c1dceece74ef87874123450f6f90fc84c343c1ee64d24093937f7a343419440b5efb6f9d7be5309caf7feb54f4104a0aa0a924a925f14efc9"}], 0x11b4, 0x4004000}, 0x4001) write$binfmt_aout(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB='\x00'], 0x1) prctl$setmm(0x23, 0x3, &(0x7f0000ffd000/0x2000)=nil) add_key(&(0x7f0000004ff8)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, &(0x7f0000000000)='.', 0x1, 0x0) mincore(&(0x7f00000dc000/0x3000)=nil, 0x3000, &(0x7f0000000240)=""/88) syz_kvm_setup_cpu$x86(r0, r0, &(0x7f0000fe6000/0x18000)=nil, &(0x7f00000034c0)=[@text16={0x10, &(0x7f0000000200)="0ff592613766b9800000c00f326635000400000f3036f00fc1a107000f019800700f01c80f01b5f000f20f1aab00a00f01cf66b98e0800000f320f07", 0x3c}], 0x1, 0x10, &(0x7f0000003500)=[@dstype0={0x6, 0x1}], 0x1) 2018/05/20 01:42:59 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:42:59 executing program 3: r0 = socket$inet(0x2, 0x3, 0x2) getsockopt(r0, 0x0, 0xcd, &(0x7f00000002c0)=""/203, &(0x7f0000000040)=0xcb) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x0, 0x0) ioctl$LOOP_SET_BLOCK_SIZE(r1, 0x4c09, 0x6) [ 3484.881365] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:42:59 executing program 5: socket$nl_netfilter(0x10, 0x3, 0xc) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) pselect6(0x40, &(0x7f0000f33fc0)={0x3ffffd, 0x0, 0x6, 0x80000001, 0x0, 0x0, 0x7fff}, &(0x7f0000000000)={0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1}, &(0x7f0000086000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, &(0x7f0000349000), &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000280)={0xffffffffffffff9c, 0x2, 0x1, 0x0, &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000300)={0xffffffffffffff9c, 0x0, 0x0, 0xbe2, &(0x7f00000002c0)=[0x0], 0x1}, 0x20) r2 = syz_open_dev$midi(&(0x7f0000000340)='/dev/midi#\x00', 0x9, 0x80000) ioctl$KVM_IRQFD(r0, 0x4020ae76, &(0x7f0000000380)={r1, 0x1, 0x9a5d, r2}) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snapshot\x00', 0x800, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r3, 0x404c534a, &(0x7f00000001c0)={0x4, 0xfffffffffffffff8, 0x9}) getrandom(&(0x7f0000000080)=""/203, 0xcb, 0x3) 2018/05/20 01:42:59 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000b40500"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:42:59 executing program 7: r0 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x100000001, 0x200800) getpeername$ipx(r0, &(0x7f0000000080), &(0x7f0000000100)=0x10) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x40001, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000180)='net/icmp\x00') sendfile(r1, r2, &(0x7f00000000c0)=0x4d, 0x2) 2018/05/20 01:42:59 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4150, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) 2018/05/20 01:42:59 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8937, &(0x7f0000000000)) [ 3485.124739] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:00 executing program 2: socket$inet_tcp(0x2, 0x1, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x20000, 0x0) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000300)={0x2, 0x0, [{0x12001, 0x0, &(0x7f00000001c0)}, {0xf000, 0xda, &(0x7f0000000200)=""/218}]}) ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000080)) r2 = fcntl$dupfd(r0, 0x406, r0) ioctl$sock_inet_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r2, 0x400000000000) 2018/05/20 01:43:00 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:00 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup\x00', 0x200002, 0x0) r1 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x8, 0x80000) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000100)=0x2, 0x4) openat$ion(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ion\x00', 0x82000, 0x0) r2 = openat$cgroup_int(r0, &(0x7f0000000000)='io.max\x00', 0x2, 0x0) write$cgroup_int(r2, &(0x7f0000000040)=ANY=[@ANYBLOB="393a340dacef793409000000000000002b43ef9190dc571c49e6a7a8fa6373"], 0x1f) 2018/05/20 01:43:00 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:00 executing program 7: r0 = socket$inet(0x2, 0x80001, 0x84) bind$inet(r0, &(0x7f0000022ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendmsg(r0, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback=0x7f000001}, 0x80, &(0x7f0000007f80)=[{&(0x7f000000a000)='\f', 0x1}], 0x1}, 0x0) r1 = syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xbf, 0x4a00) ioctl$TUNSETLINK(r1, 0x400454cd, 0x13) r2 = socket$inet(0x2, 0x80001, 0x84) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) ioctl$KVM_GET_PIT2(r3, 0x8070ae9f, &(0x7f0000000040)) bind$inet(r2, &(0x7f0000000180)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendmsg(r2, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback=0x7f000001}, 0x80, &(0x7f0000007f80)=[{&(0x7f000000a000)='\f', 0x1}], 0x1}, 0x0) 2018/05/20 01:43:00 executing program 5: clock_settime(0x0, &(0x7f0000000040)) r0 = memfd_create(&(0x7f0000000000)='eth0\\\x00', 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r0, 0xc0045520, &(0x7f0000000080)=0x3) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r0, 0xc008551b, &(0x7f0000000100)={0xfffffffffffffffa, 0x0, [0x6, 0x2, 0x1f]}) 2018/05/20 01:43:00 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x5452, &(0x7f0000000000)) 2018/05/20 01:43:00 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2800000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:00 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:00 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:00 executing program 3: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x0, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000000)) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r0, 0xc02c531e, &(0x7f0000dc5f98)) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/05/20 01:43:00 executing program 5: r0 = socket(0x40000000002, 0x3, 0x2) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040)='rose0\x00', 0x8c) sendto$unix(r0, &(0x7f0000000040), 0x0, 0x810, &(0x7f0000000d00)=@abs={0x0, 0x0, 0x4e23}, 0x6e) [ 3485.903293] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3485.913433] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:00 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8901, &(0x7f0000000000)) 2018/05/20 01:43:00 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f00000000c0)=@add_del={0x2, &(0x7f0000000080)='veth1\x00'}) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:43:00 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:00 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3486.067699] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:00 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x14280000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:00 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(0xffffffffffffffff, 0xc008551b, &(0x7f0000000080)) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_IRQ_LINE(r1, 0x4020aea5, &(0x7f0000000040)={0xfefffffffffffffb}) bind$llc(0xffffffffffffffff, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x1, 0x0, @random="7153a1d8fab9"}, 0x10) 2018/05/20 01:43:00 executing program 3: pipe2(&(0x7f0000000600)={0xffffffffffffffff}, 0x84000) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f00000003c0)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f00000005c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000580)={&(0x7f0000000400)={0x150, r1, 0x201, 0x70bd27, 0x25dfdbff, {0x9}, [@IPVS_CMD_ATTR_DEST={0x3c, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x10001}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x2000000000000}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffffffffffffffbb}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1}]}, @IPVS_CMD_ATTR_DAEMON={0x1c, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfffffffffffffffc}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x10, 0x26}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'dh\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'dh\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7ff}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x76}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x2}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x8000}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x3f}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x4}]}, @IPVS_CMD_ATTR_DAEMON={0x4c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x20}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @loopback={0x0, 0x1}}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}]}]}, 0x150}, 0x1, 0x0, 0x0, 0x14}, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/autofs\x00', 0x2, 0x0) ioctl$KVM_GET_MP_STATE(r2, 0x8004ae98, &(0x7f0000000300)) r3 = openat$ion(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ion\x00', 0x0, 0x0) write$binfmt_misc(r3, &(0x7f0000000200)={'syz0', "925e66fa4dabb59f50f0256589d8547aece23d0e26355683f90da3465d1d3a17978e8d887ec90fe52932ea97b7213f3c545d08bc7836af84511dfc5a3f3d626da9ab52c393468fd14a2396b1ee0f0b237900140a1465ab9cea8cf9aafadd27ab5a8b5b651ae25588d41ec378dd8b94bc7b2802d47b4bf09fb5feeea6c2977a80"}, 0x84) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x200, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r4, 0x4040534e, &(0x7f0000000040)={0x5, @time={0x0, 0x1c9c380}, 0x0, {0x80000000, 0x6}, 0x36f, 0x3, 0x9}) r5 = socket(0x10, 0x2, 0xc) write(r5, &(0x7f0000594000)="1f0000000604ff00fd4354c007110000f305010008000100010423dcffdf00", 0xffffffffffffffb6) syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') ioctl$PPPIOCGL2TPSTATS(r4, 0x80487436, &(0x7f0000000080)="fa10bad903e80698c7a9b658d75e81fd49a6178b8a7598c77a45bc8967243f0eec1809238c65dce3024af4bb5ac1289773b787d67e2a589da9c8d7d3ec41f49dc17550c8dfccdcc07a37ea0728b268a1c8da2c8efa550793a4131eeb67b8a2811400eafd705796cb4e5e762a34c8663493cf281eb2efe50336cd88c9e8eed94865d6caf874b5f6629280a42440") 2018/05/20 01:43:01 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8906, &(0x7f0000000000)) [ 3486.168821] QAT: Invalid ioctl [ 3486.172846] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3486.207651] QAT: Invalid ioctl [ 3486.221012] kvm: apic: phys broadcast and lowest prio [ 3486.239159] QAT: Invalid ioctl [ 3486.279265] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:01 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:01 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:01 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89a1, &(0x7f0000000000)) 2018/05/20 01:43:01 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) r2 = dup3(r0, r1, 0x400000000000) ioctl$VHOST_SET_VRING_KICK(r2, 0x4008af20, &(0x7f0000000080)={0x3, r2}) 2018/05/20 01:43:01 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) setsockopt$inet6_int(r0, 0x29, 0x1a, &(0x7f0000000180)=0x8, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x3, @mcast1={0xff, 0x1, [], 0x1}}, 0x5) sendto$inet6(r0, &(0x7f0000925000)="e0", 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x0, &(0x7f0000000000)={@broadcast, @empty, 0x0}, &(0x7f0000000040)=0xc) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@multicast2, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@remote}}, &(0x7f0000000080)=0xe8) setsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000002c0)={{{@in=@dev={0xac, 0x14, 0x14, 0xf}, @in6=@dev={0xfe, 0x80, [], 0xc}, 0x4e23, 0x4, 0x4e20, 0x8, 0x2, 0x80, 0xa0, 0x3a, r1, r2}, {0x800, 0x7ff, 0x81, 0xffff, 0x81, 0x7, 0x6db5, 0x6c18}, {0x1, 0x20, 0x2, 0x9}, 0x400, 0x6e6bb6, 0x0, 0x1, 0x3, 0x3}, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x4d6, 0x32}, 0x0, @in=@dev={0xac, 0x14, 0x14, 0xa}, 0x3504, 0x2, 0x1, 0x80000001, 0x86, 0x200, 0x1000}}, 0xe8) 2018/05/20 01:43:01 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ip6_tables_targets\x00') preadv(r0, &(0x7f0000000700)=[{&(0x7f0000000600)=""/246, 0xf6}], 0x1, 0x80000000) setsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000000), 0x4) 2018/05/20 01:43:01 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcf]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:01 executing program 5: r0 = socket$inet(0x2, 0x200000002, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000080)={@multicast1=0xe0000001, @local={0xac, 0x14, 0x14, 0xaa}}, 0xc) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e21}, 0x10) syz_emit_ethernet(0x2a, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff000014000000004500001c000000000400907800000000e0000001e549bca67400004e9078000000"], 0x0) 2018/05/20 01:43:01 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x3], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:01 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3486.929613] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:01 executing program 5: r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000400)='keyring\x00', &(0x7f00000003c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x8000, 0x0) ioctl$sock_inet6_udp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000040)) r3 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, 0x0, 0x0, r1) r4 = add_key$user(&(0x7f0000fc0ffb)='user\x00', &(0x7f0000752ffb)={0x73, 0x79, 0x7a}, &(0x7f00003eb000)="b3", 0x1, r3) keyctl$update(0x1d, r4, &(0x7f0000000480)="df", 0xac) 2018/05/20 01:43:01 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000040)='fou\x00') sendmsg$FOU_CMD_DEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x300, 0x70bd27, 0x25dfdbff, {0x2}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4, 0x5}, @FOU_ATTR_TYPE={0x8, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x4000014) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000440)={&(0x7f00000004c0)={0x1c, 0x22, 0x1, 0x0, 0x0, {0x4}, [@typed={0x8, 0x9, @pid}]}, 0x1c}, 0x1}, 0x0) r2 = dup(r0) ioctl$TUNSETTXFILTER(r2, 0x400454d1, &(0x7f00000001c0)={0x1, 0x1, [@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}]}) ioctl$DRM_IOCTL_MODESET_CTL(r2, 0x40086408, &(0x7f0000000180)={0x8000, 0x4}) accept4(r0, &(0x7f0000000200)=@pptp={0x0, 0x0, {0x0, @loopback}}, &(0x7f0000000280)=0x80, 0x80800) 2018/05/20 01:43:01 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000140)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x10) ioctl$BLKTRACESTOP(r0, 0x1275, 0x0) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)=@random={'user.', 'nodev\x00'}, &(0x7f0000000100)='wlan0:\x00', 0x7, 0x3) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) write$binfmt_elf32(r0, &(0x7f0000001c40)=ANY=[@ANYBLOB="7f454c4600000000000000db00000000000000000000000000000000003800000000000000000000000000200000b9800000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006cbe6af5000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000deffffffffffffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000ecffffffffffffff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008b98971d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c39a01b4bc0cc00000000000000000000000000000000000000000000000000000000000000"], 0x21d) recvmsg(r0, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0x80, &(0x7f00000001c0)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) shutdown(r0, 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x10080, 0x102) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001e80)="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", 0xfffffffffffffee3) 2018/05/20 01:43:01 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x402c582a, &(0x7f0000000000)) [ 3487.029577] QAT: Invalid ioctl 2018/05/20 01:43:01 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:01 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r0, 0x400000000000) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000080), &(0x7f00000000c0)=0x14) [ 3487.051951] QAT: Invalid ioctl 2018/05/20 01:43:01 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000feffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3487.178628] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:02 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_GET_MSRS(r1, 0xc008ae88, &(0x7f0000000240)={0x2, 0x0, [{}, {}]}) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x80000, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000480)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r2, &(0x7f0000000540)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x1c, r3, 0x10, 0x70bd2b, 0x9, {0x8}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x148}]}, 0x1c}, 0x1, 0x0, 0x0, 0x880}, 0x4) ioctl$TUNSETOFFLOAD(r0, 0x400454d0, 0x4) r4 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r4, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r5 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x80, 0x0) ioctl$EVIOCGBITSND(r5, 0x80404532, &(0x7f0000000400)=""/93) r6 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r5, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="88000000", @ANYRES16=r6, @ANYBLOB="000827bd7000fcdbdf250e00000008000500008000005c000300080007004e24000008000800020000001400020069666230000000000000000000000000080001000100000014000600fe8000000000000000000000000000bb08000500e000000108000500000000080800040000000000080006002f0d000008000600040000006d7c306c2138bdcc5d022a6776759fc6567ac685de50357f5670eb3b56e421ae0e8f6445eb79102dc45788"], 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x0) r7 = fcntl$dupfd(r4, 0x406, r4) setsockopt$IP_VS_SO_SET_STOPDAEMON(r7, 0x0, 0x48c, &(0x7f0000000040)={0x800002}, 0x18) dup3(r4, r7, 0x400000000000) 2018/05/20 01:43:02 executing program 5: ioctl$sock_inet_SIOCGARP(0xffffffffffffffff, 0x8954, &(0x7f0000000000)={{0x2, 0x0, @rand_addr}, {0x0, @link_local={0x1, 0x80, 0xc2}}, 0x42, {0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 'bond_slave_1\x00'}) socketpair$inet(0x2, 0x5, 0x60e, &(0x7f0000000080)) r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x0, 0x2) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x40044900, 0x80000001) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000280)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000002c0)={0xffffffffffffffff}) write$binfmt_aout(r1, &(0x7f0000000300)={{0xcc, 0x4, 0x8, 0x38b, 0x32a, 0x7f, 0x1f, 0xdf3}, "cc8c8e35d572767ac20d1c49bc3d56cc4edd996979e1bc0dbbb8b5d2acc9fbb5ba137292ded788fe6d24b441109bc1ded4fa71ec2c278093154258ca40112ef99fe9db7ee94741283dd5571bda18d5407ff09b788ed4a84d24a160f52a0bfc55709c9ab747dcc1ed82d51bbf5464ba61420184e90443bcc34a1895346b2a4013e5bd6bab4ff6cf8f", [[], [], [], [], [], [], [], [], []]}, 0x9a8) ioctl$INOTIFY_IOC_SETNEXTWD(r0, 0x40044900, 0x4) r2 = openat$null(0xffffffffffffff9c, &(0x7f0000000100)='/dev/null\x00', 0x80, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffff9c, 0x84, 0x76, &(0x7f0000000140)={0x0, 0x10000}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r2, 0x84, 0x5, &(0x7f00000001c0)={r3, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x11}}}}, 0x84) 2018/05/20 01:43:02 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:02 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:02 executing program 3: r0 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x0, 0x0) readv(r1, &(0x7f0000000500)=[{&(0x7f00000004c0)=""/54, 0x36}], 0x1) r2 = dup(r1) ioctl$TCSETS(r1, 0x40045431, &(0x7f00003b9fdc)) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0106434, &(0x7f0000000000)={0xffff, 0x0, 0x0, 0x20}) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0106434, &(0x7f0000000080)={0x1, r3, 0x0, 0x4}) syz_open_pts(r2, 0x100) r4 = dup3(r2, r2, 0x80000) write(r4, &(0x7f0000000000), 0xfffffffffffffc9e) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_ENABLE(r2, 0x40046432, &(0x7f00000000c0)=0x3) timer_settime(0x0, 0xfffffffffffffffc, &(0x7f000006b000)={{0x0, 0x8}}, &(0x7f0000000040)) ioctl$TCXONC(r1, 0x540a, 0x2) setsockopt$inet6_tcp_int(r2, 0x6, 0x3, &(0x7f0000000100)=0x10000, 0x4) tkill(r0, 0x1000000000016) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r2, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x98, r5, 0x20, 0x70bd25, 0x25dfdbfd, {0x9}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x100}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xffff}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}, @IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6c}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x84}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x6}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x100000001}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}]}, 0x98}, 0x1, 0x0, 0x0, 0x800}, 0x20040000) 2018/05/20 01:43:02 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8004745a, &(0x7f0000000000)) 2018/05/20 01:43:02 executing program 7: r0 = socket(0xa, 0x1, 0x0) r1 = syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000040)='attr/current\x00') ioctl$KVM_GET_VCPU_MMAP_SIZE(r2, 0xae04) ioctl$EVIOCGABS3F(r2, 0x8018457f, &(0x7f0000000080)=""/149) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f00000002c0)={'filter\x00'}, &(0x7f0000002480)=0x24) 2018/05/20 01:43:02 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:02 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3488.020767] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:02 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000ffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:02 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000100)='maps\x00') unshare(0x20003fc) syncfs(r0) geteuid() r1 = geteuid() socket$inet6_icmp(0xa, 0x2, 0x3a) r2 = add_key$keyring(&(0x7f0000000080)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$get_persistent(0x16, r1, r2) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 3488.051723] l2tp_ppp: sess 4/0: get flags=0 2018/05/20 01:43:02 executing program 7: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x1, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x600, 0x0) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) getpeername$packet(r2, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000100)=0x14) fstat(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000280)={{{@in=@dev={0xac, 0x14, 0x14, 0xa}, @in6, 0x4e23, 0x8, 0x4e21, 0x0, 0x2, 0x20, 0x0, 0x6f, r4, r5}, {0x80000001, 0x7ff, 0x8, 0x401, 0x100, 0xfffffffffffffff7, 0x7ff, 0x2df}, {0xd8, 0x0, 0xffffffffffff7fff, 0x9}, 0xb65, 0x6e6bb9, 0x2, 0x1, 0x1, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d3, 0x3f}, 0xa, @in6=@loopback={0x0, 0x1}, 0x3504, 0x1, 0x3, 0x0, 0x1, 0x2, 0xbf28}}, 0xe8) ioctl$KVM_ENABLE_CAP(r3, 0x4020ae46, &(0x7f0000000000)={0x0, 0xf0ffffff7f0000}) fadvise64(r0, 0x1, 0x80, 0x1) 2018/05/20 01:43:02 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$KVM_SET_CPUID2(r1, 0x4008ae90, &(0x7f0000000200)={0x1, 0x0, [{0x0, 0x80000001, 0x1, 0xfffffffeffffffff, 0x27, 0x4, 0x40}]}) dup3(r0, r1, 0x400000000000) lsetxattr(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)=@known='system.sockprotoname\x00', &(0x7f00000001c0)='.-)]\x00', 0x5, 0x3) syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x2, 0x201) 2018/05/20 01:43:03 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8907, &(0x7f0000000000)) 2018/05/20 01:43:03 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:03 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0xc, &(0x7f0000ddfffc)=0x1, 0xfffffffffffffe70) setsockopt$inet_tcp_int(r0, 0x6, 0x1e, &(0x7f0000000040)=0x1, 0x4) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000100)) ioctl$BLKROSET(r1, 0x125d, &(0x7f00000000c0)=0x7) connect$inet(r0, &(0x7f0000d9dff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) [ 3488.307617] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:04 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000e80300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:04 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:04 executing program 5: openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000000)={0x0, 0x0, [0xfffffffffffffff8, 0x8]}) 2018/05/20 01:43:04 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8921, &(0x7f0000000000)) 2018/05/20 01:43:04 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(cast6)\x00'}, 0x58) bind$alg(r0, &(0x7f00000002c0)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes)\x00'}, 0x39e) 2018/05/20 01:43:04 executing program 3: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = memfd_create(&(0x7f00000001c0)="1e00", 0x3) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f0000000200)={'bond_slave_0\x00', 0x200}) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x5}, 0xab) setsockopt$inet6_int(r0, 0x29, 0xcb, &(0x7f0000000080), 0x4) recvfrom$inet6(r0, &(0x7f0000000100)=""/111, 0x6f, 0x2, &(0x7f0000000180)={0xa, 0x4e21, 0x1, @dev={0xfe, 0x80, [], 0x19}, 0x259}, 0x1c) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000040)={@mcast2}, &(0x7f00000000c0)=0x14) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000240)='/dev/hwrng\x00', 0x1, 0x0) 2018/05/20 01:43:04 executing program 2: inotify_init1(0x80800) r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x800002, 0x75) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) recvfrom$inet(r0, &(0x7f00000001c0)=""/4096, 0x1000, 0x100, &(0x7f0000000100)={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) setsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f0000001240)=0x100000000, 0x4) getsockopt$EBT_SO_GET_INIT_ENTRIES(r2, 0x0, 0x83, &(0x7f0000001300)={'filter\x00', 0x0, 0x0, 0x83, [], 0x6, &(0x7f00000011c0)=[{}, {}, {}, {}, {}, {}], &(0x7f00000013c0)=""/131}, &(0x7f0000001380)=0x50) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$IP_VS_SO_GET_DESTS(r2, 0x0, 0x484, &(0x7f0000000080)=""/17, &(0x7f00000000c0)=0x3f9) dup3(r1, r0, 0x400000000000) 2018/05/20 01:43:04 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x103080]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:04 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:04 executing program 5: r0 = socket$inet6(0xa, 0x80003, 0xff) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000fcb000), 0x4) close(r0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000000)={{{@in=@dev, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@mcast2}}, &(0x7f0000000100)=0xe8) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000380)='/dev/autofs\x00', 0x800, 0x0) ioctl$KVM_DIRTY_TLB(r2, 0x400caeaa, &(0x7f0000000400)={0x2}) ioctl$TIOCPKT(r2, 0x5420, &(0x7f00000003c0)=0x3) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000140)={{{@in=@local, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@local}}, &(0x7f0000000240)=0xe8) setsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000280)={{{@in=@loopback=0x7f000001, @in=@multicast1=0xe0000001, 0x4e24, 0x0, 0x4e22, 0x5, 0x2, 0xa0, 0x20, 0x2f, r1, r3}, {0x0, 0x6, 0x1, 0xff, 0x51, 0x3, 0x2, 0x3}, {0x101, 0x10001, 0x792e, 0x200}, 0x9, 0x6e6bb2, 0x2, 0x1, 0x3, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d3, 0xff}, 0xa, @in, 0x3500, 0x3, 0x2, 0xb8, 0x6, 0xd83, 0x6}}, 0xe8) finit_module(r2, &(0x7f0000000440)='/dev/autofs\x00', 0x90ab680e0b96e88) readahead(r2, 0x6, 0x2) 2018/05/20 01:43:04 executing program 7: r0 = socket$can_raw(0x1d, 0x3, 0x1) fchmod(r0, 0x4) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000ab9ff0)={0x2, &(0x7f0000000000)=[{0x34, 0x0, 0x0, 0xffffffffffeff010}, {0x6}]}, 0x8) write$binfmt_misc(r1, &(0x7f00000000c0)={'syz0'}, 0x4) 2018/05/20 01:43:04 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3489.399736] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3489.408753] l2tp_ppp: sess 4/0: get mtu=1460 2018/05/20 01:43:04 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:04 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x99e, @mcast1={0xff, 0x1, [], 0x1}}, 0x10) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f00000001c0)={0x7b, 0x0, [0x1f, 0xc39a, 0x4, 0x2]}) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000080)=0x0) sched_getaffinity(r2, 0x8, &(0x7f00000000c0)) getsockopt$inet6_mreq(r1, 0x29, 0x15, &(0x7f0000000100)={@ipv4={[], [], @multicast2}}, &(0x7f0000000240)=0x14) dup3(r0, r1, 0x400000000000) getsockopt$bt_hci(r1, 0x0, 0x3, &(0x7f0000000280)=""/149, &(0x7f0000000340)=0x95) 2018/05/20 01:43:04 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8955, &(0x7f0000000000)) [ 3489.630960] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:05 executing program 5: syz_emit_ethernet(0xe, &(0x7f0000000100)={@random="df6fdf7f3d9b", @link_local={0x1, 0x80, 0xc2}, [], {@generic={0x8906}}}, &(0x7f0000000140)={0x0, 0x4, [0xe34]}) r0 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x10200) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/autofs\x00', 0x101000, 0x0) ioctl$TUNSETSTEERINGEBPF(r0, 0x800454e0, &(0x7f0000000240)=r1) r2 = getegid() lstat(&(0x7f0000000080)='./file0\x00', &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(r2, r3) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x600000, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x2, 0x0) syz_open_pts(r4, 0x80400) 2018/05/20 01:43:05 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:05 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:05 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8921, &(0x7f0000000000)) 2018/05/20 01:43:05 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x890b, &(0x7f0000000000)) 2018/05/20 01:43:05 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000080)={0x0, 'bpq0\x00', 0x2}, 0x18) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) pipe(&(0x7f00000000c0)) write$tun(r1, &(0x7f00000001c0)={@val={0x0, 0x6000}, @val={0x3, 0x7, 0x6, 0x6, 0x7fff, 0x8}, @x25={0x2, 0x80000001, 0x1b, "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"}}, 0x1011) dup3(r0, r1, 0x400000000000) 2018/05/20 01:43:05 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:05 executing program 3: r0 = memfd_create(&(0x7f0000000040)='cpuset\x00', 0x2) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1b, &(0x7f00000013c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="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&(0x7f0000000080)=0x1008) ioctl$BLKPG(r0, 0x1269, &(0x7f0000000140)={0x1, 0x1, 0x12, &(0x7f0000000100)="dc49deee65ce40b9eff17f6c440b614a16f3"}) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000000c0)={r1, 0x200}, 0x8) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000001200)=""/148, 0x94}], 0x100000000000039a, 0x0) r2 = getpid() r3 = syz_open_procfs(r2, &(0x7f0000000180)='cpuset\x00') preadv(r3, &(0x7f0000000480)=[{&(0x7f0000000280)=""/209}, {&(0x7f0000000380)=""/242}], 0x10000000000002a1, 0x0) ioprio_set$pid(0x1, 0x0, 0x0) 2018/05/20 01:43:05 executing program 5: r0 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x17bf7908, 0x2000) mmap(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x140010, r0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x1b) bind$netlink(r1, &(0x7f0000000000)={0x10, 0x0, 0x4000000000000002, 0x40000000}, 0xc) bind$netlink(r1, &(0x7f0000000100)={0x10, 0x0, 0x2}, 0xc) r2 = dup2(r1, r1) ioctl$GIO_CMAP(r2, 0x4b70, &(0x7f0000000040)) 2018/05/20 01:43:05 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8921, &(0x7f0000000000)) 2018/05/20 01:43:05 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3490.352197] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3490.380477] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:05 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3490.417609] IPVS: Unknown mcast interface: bpq0 2018/05/20 01:43:05 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$EVIOCSCLOCKID(r0, 0x400445a0, &(0x7f0000000040)=0x100000001) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x40096100, &(0x7f00000000c0)) sync_file_range(r0, 0x8, 0x0, 0x4) [ 3490.457329] IPVS: Unknown mcast interface: bpq0 2018/05/20 01:43:05 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x801004d1]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:05 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8903, &(0x7f0000000000)) 2018/05/20 01:43:05 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r0, r1, 0x400000000000) ioctl$KDSKBMODE(r1, 0x4b45, &(0x7f0000000080)=0xfffffffffffffffc) 2018/05/20 01:43:05 executing program 7: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8921, &(0x7f0000000000)) [ 3490.541342] QAT: Invalid ioctl [ 3490.576878] QAT: Invalid ioctl [ 3490.689567] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:06 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x900]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:06 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:06 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fffffffe00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:06 executing program 5: r0 = memfd_create(&(0x7f0000000140)='#em1#+\x00', 0x0) write(r0, &(0x7f0000000040)="06", 0x1) sendfile(r0, r0, &(0x7f0000001000), 0xffff) ioctl$KVM_SET_XSAVE(r0, 0x5000aea5, &(0x7f0000000180)={"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"}) socket$l2tp(0x18, 0x1, 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x80000000004, 0x11, r0, 0x0) syz_fuseblk_mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) prctl$setfpexc(0xc, 0x80000) 2018/05/20 01:43:06 executing program 7: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x400000000000000, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) 2018/05/20 01:43:06 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8992, &(0x7f0000000000)) 2018/05/20 01:43:06 executing program 3: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000000480)={0x1d}, 0x10) socketpair$inet6(0xa, 0x80003, 0x2, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e24, 0xffff, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffffff8}}, 0x4, 0x800, 0x8, 0x5, 0x2}, &(0x7f0000000180)=0x98) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f00000001c0)={r2, @in6={{0xa, 0x4e22, 0x9446, @dev={0xfe, 0x80, [], 0x19}, 0xfffffffffffffff9}}, 0x8, 0x76}, &(0x7f0000000280)=0x88) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) sendmsg$can_raw(r0, &(0x7f0000001fc8)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000017ff0)={&(0x7f0000007000)=@canfd={{0x1}, 0x0, 0x0, 0x0, 0x0, "0327e19a2b0100000000000000f9030008990039966a7d5cb2bd00000000000000000007496e6866856b76b50100000000000000ff060000000118fa1efd9b0b"}, 0x48}, 0x1}, 0x0) 2018/05/20 01:43:06 executing program 2: r0 = syz_open_dev$admmidi(&(0x7f00000000c0)='/dev/admmidi#\x00', 0x80, 0x200000) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f0000000100)=0x8) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) socket$nl_crypto(0x10, 0x3, 0x15) r3 = dup3(r1, r2, 0x400000000000) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0x7, &(0x7f0000000080)={0x7fff, 0xfff, 0x7, 0x9}, 0x10) 2018/05/20 01:43:06 executing program 7: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=@ipv4_getaddr={0x18, 0x16, 0x8b3d08176484ea45, 0x0, 0x0, {0x2}}, 0x18}, 0x1}, 0x0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000280)=0x80000001, 0x4) recvmsg$netrom(r0, &(0x7f00000006c0)={&(0x7f0000000340)=@full={{0x3, {"267fba492eadac"}}, [{"0d629c1f8a8e17"}, {"d9624cff6e0d81"}, {"e12726dad6fad8"}, {"c2d1892d6dd303"}, {"f5a65b7c49b969"}, {"0bd40931648469"}, {"f3c0367bbc3d42"}, {"e606ec2a53d0b6"}]}, 0x48, &(0x7f0000000640), 0x0, &(0x7f00000003c0)=[{0xc0, 0x108, 0x101, "f41fe563bae7f33acba305d7eb9c6820fbd4aa06162f8cd3b31d6ad27e17ebb0d163f9806e5c7751e79d53d1b127784dee9ffba9d53934bc387fe7db1703b6b04d0c121f8418f078b684fac242da492b06c63982e02e01addf98f5deeb6216d3251c1134ffbd28930154514cc6ad5e94046773a42fadc78e47aebdfa56bd29849b688d33f696404ac905bbea746a655fa9d3736f13b51c5d225ca85d0ccc6740d0d66ad7b80ef83cd5ed8ca787465b36626a"}, {0x58, 0x129, 0x4187, "346a1274ad65af4bddb92527ba520e5b085e2fb89d7e6c498040639b02db9e216b324b6c4010b82ff42841fcc2c42d90c668a817ce03cb134753a57cc59933802577ddf48bedbc1cd0cf"}], 0x118}, 0x0) 2018/05/20 01:43:06 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:06 executing program 3: r0 = syz_open_dev$binder(&(0x7f0000008ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000), 0x1, 0x0, &(0x7f0000000040)="b6"}) r1 = syz_open_dev$binder(&(0x7f000000fff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) ioctl$EVIOCSFF(r2, 0x402c4580, &(0x7f0000000080)={0x57, 0x0, 0x4, {0x6a, 0x200}, {0x0, 0x3}, @cond=[{0x6, 0x3, 0x0, 0x21, 0x8b, 0xcd1}, {0x1f, 0x80000000, 0x0, 0x2, 0x1, 0x1}]}) dup2(r1, r0) 2018/05/20 01:43:06 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3491.626944] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3491.662252] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:06 executing program 7: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x102, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$binfmt_misc(r0, &(0x7f00000001c0)={'syz1'}, 0x4) ioctl(r0, 0x100000000000000, &(0x7f0000000040)="1d524f15a3c6342214c5c050fee07970f7fbc86eb4e9ec227bc4f20300da4fe2cf051ab2329297be47d34eda3b58ee6847316a36ca224d7c9a8489d75df7a5c639e9477e464f42ec6697bfd389d99d27c0a0978b2748281df71a324b663ff4bec411") 2018/05/20 01:43:06 executing program 2: socketpair(0xd, 0xf, 0x5b5d, &(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000500)={0x0, 0x0, 0x0}, &(0x7f00000005c0)=0x5c) mlockall(0x1) getpriority(0x3, r1) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r4, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r5 = fcntl$dupfd(r4, 0x406, r4) setsockopt$IP_VS_SO_SET_STOPDAEMON(r5, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) setsockopt$inet6_buf(r5, 0x29, 0x22, &(0x7f0000000380)="6bf10a44dc34ddd883986168784e0c470023d40a2027e5e177269d4524ffdc332292d015a2c2091905fd197d31c9c58c9e954f5b00cc14634f1b063e81f834c4430c05c177610b60757460532d2db0d12dfd4a59b490a7f1b3f0899499467ee65626483d96c6f237a44c9bacb36568a54f64b83f47ef66fad67760309d1adb6b457f84a4926ddbf86d5608b6798e30888bb6d8326f7e68cb3f1c87787e10c4a1d35e547950c196ecf8e93553e010eff5837b7fd1d481c139fa74205c709b27bbe27c", 0xc2) socket$inet6(0xa, 0x6, 0x5a) r6 = dup3(r4, r5, 0x400000000000) getsockopt$inet_udp_int(r6, 0x11, 0x67, &(0x7f0000000480), &(0x7f00000004c0)=0x4) timer_create(0x5, &(0x7f0000000100)={0x0, 0x24, 0x4, @thr={&(0x7f00000001c0)="5b4aa3b573278189b5fe208dff6de885074fba54b967779e799301223ce6375cf30ad52cf8b4c343b30449755cea5978076204a34ab0b21c19eb9f33f376c6e74bc369e11b8b4bb04bac4e9a68480b502426df8190bf4901d0300272872dc07167aa7175bad14cf3967b27c38d333a87d88234fc5bba0ad2e88d782324ed5eaa56bf2c030086186071de9db73203f2b543b4cd44cdbbebcaa132653cd5b8c13481796ab0759c204f6018d6891b6dfc29770cc551905505543c5ad922331c44b3467e52ba001424ee33155a8c81e394fe431c92bd6d913f3af91933", &(0x7f00000002c0)="dcbed5d7f6ae51bfa97af8039445bd54937674c5455e4f586e421f01190d98e9e4f7047aa7b795d93a64a6dd3391efea20e26afa0fc373d89ebcbd51135dcb1e5ab3a6862f0b436f1c9fa7a13d307ed520a6579e92f529b9f983d8f197331bfdcb98e796bfa9609a02e71605282df0586ae4c74fe9ea6b2b56"}}, &(0x7f0000000340)=0x0) setsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000540)={r1, r2, r3}, 0xecaaef77) timer_delete(r7) 2018/05/20 01:43:06 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0xc0189436, &(0x7f0000000000)) [ 3491.922769] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:07 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000effdffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:07 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8970, &(0x7f0000000000)) 2018/05/20 01:43:07 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40020000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:07 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:07 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={&(0x7f0000000180)={0x10, 0x40030000000000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="200000002e0019010000000000000000020000000c00000008000a0004000000a94787c641915ec4dea9b3af9c1611f38ac5429ac47c5bea65dabc63bd4a6bc53df3f61370d50e5ddc51459c3676859cec4922dc3748e75dc08f4977e1551c4001d5e6f4d413b4467bc4a14efb006b251d6d1bd05d7c4afa7c9572d9b764ae032620c82e2b7974c9c952910e3c188271df580d08ab87fb5e1c99ce894abced0bf134f4"], 0x20}, 0x1}, 0x0) 2018/05/20 01:43:07 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) rt_sigaction(0x0, &(0x7f0000000080)={0x7, {0x100000001}, 0x1, 0x80000001}, &(0x7f00000000c0), 0x8, &(0x7f0000000100)) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) prctl$getname(0x10, &(0x7f00000001c0)=""/215) socket$rds(0x15, 0x5, 0x0) readlinkat(r1, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)=""/214, 0xd6) dup3(r0, r1, 0x400000000000) 2018/05/20 01:43:07 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000000680)={&(0x7f0000000000)=@in={0x2, 0x0, @dev={0xa, 0x14, 0x14}}, 0x10, &(0x7f00000005c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="2c0000008c00000001000003f70000000f8000000000000000000000000000002000000100000000", @ANYRES32=0x0], 0x2c}, 0x0) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000040)=0x2, 0x4) 2018/05/20 01:43:07 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/zero\x00', 0x80, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000680)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r1, &(0x7f0000000740)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000700)={&(0x7f00000006c0)={0x34, r2, 0x328, 0x70bd25, 0x25dfdbff, {0xe}, [@IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'lc\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblcr\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}]}]}, 0x34}, 0x1}, 0x40000) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'tgr128-generic\x00'}, 0x58) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x3d, &(0x7f0000000000)=0x3ff, 0x4) r3 = syz_open_dev$usbmon(&(0x7f00000002c0)='/dev/usbmon#\x00', 0xe7, 0x1c1080) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000000300), &(0x7f0000000340)=0x4) sendmsg$netrom(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000100)=@full={{0x3, {"68c29e0f8b4f25"}}, [{"6a20dcf15ce03a"}, {"2313edd1e68efd"}, {"ec173f93b89a90"}, {"874603c26c0a4b"}, {"38480611fa8eb4"}, {"0cd8f215ea6abd"}, {"20af621af1f865"}, {"4ccb9791af58f8"}]}, 0x48, &(0x7f00000008c0)=[{&(0x7f0000000640)="9ff435bfd7c07f1d9f49ddd90e3ab985d3d08dd1f10d2729baed28debae30d85852c0002bcc8c516013e7157b33ea614bed4f14dc521042517f41601c5d6dd", 0x3f}, {&(0x7f0000000800)}], 0x2, &(0x7f00000004c0)}, 0x0) r4 = syz_open_pts(r3, 0x0) pwritev(r4, &(0x7f0000000480)=[{&(0x7f0000000040)="e8378018dccc98ab074c3f36ac49a20f372a4c8dcbd07be5e6", 0x19}, {&(0x7f0000000080)="95d30ad2a0ce7cdba9c8e6306b96ad6d8c212b442aa6c5ea6328b72704fd26e36a8d9cda39", 0x25}, {&(0x7f0000000180)="5de79a0cb5378bc78aaad50fd5b792b8300a244d64760135d7af76d469609482d7f8d265acdbbb2ce191a8e84ffb30b13c426db5a305a7eff0ff90f2ba58a5e1307f681b233448c6c09c5dc69ebb3722c46da6c30cd3fc4ead9798", 0x5b}, {&(0x7f00000000c0)="de7e41f61bbeb262bb07237e8557beb9071769ddb4220c", 0x17}, {&(0x7f0000000380)="a9b853c8e625015a1c9deac74d87079fd58d93c5f39cbd3e3ca0a008b9a0e30b1afea85a7027e9ed73248dea36ce998a4a5665d11066f8acac824f35e95ae48a96a400eea6c583489c0211dc6c13a62e4b06a6a1b2fbdebcaf76e649857602903c296cff1801c41450d573b6516780d58912363c471068c7d61097933bfe4bca57180694ec958dc06125af59964093124c55ed40ce9627c56e32eb199708a854137db70dfbf7fdd9ba8bd00fd0eba5d6a1a96c7c5cc109fe0cac1fabaaa25288a7963cdc1e05703e34f291f81a1c706350", 0xd1}, {&(0x7f0000000540)="d9924b4a0b2ebcca4a0ea4de27b7d03d2ebdc5f4e7d53340538fa77d3d365db32eb54b61383281d8ce2d3e004637990b6e7687e3b01c49c1be153ab4ed472eae93884c7d13d2238a6e70841f27918e26baa3abfdf18c28d5fa97da25bec736b70ed7dcf013a8a6edef0fcf1db2c323b6c1b68b2f3aa9c684b0f02e274d9ff85cad0836099367405c8246a35aa7dafd1df98002d3", 0x94}, {&(0x7f0000000200)="ff4095ad244cf5d74c83a09f40a71851f53d13c50920fe29d5b11618", 0x1c}], 0x7, 0x0) 2018/05/20 01:43:07 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3493.073317] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:07 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000c0ffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:08 executing program 5: syz_emit_ethernet(0x66, &(0x7f0000015e15)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff}, [], {@ipv6={0x86dd, {0x0, 0x6, 'v`Q', 0x30, 0x3a, 0xffffffffffffffff, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0xfffffffffffff000], 0x1}, {[], @icmpv6=@dest_unreach={0xffffff86, 0x0, 0x0, 0x0, [0x14], {0x0, 0x6, "c5961e", 0x0, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x3, 0x0, 0x0, 0x0, 0x0, 0x5], 0x1}, @mcast2={0xff, 0x2, [], 0x1}}}}}}}}, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x5, 0x400) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/20 01:43:08 executing program 3: futex(&(0x7f00000003c0), 0x2, 0x0, &(0x7f0000a12000), &(0x7f0000048000), 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000080)=0x8) 2018/05/20 01:43:08 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x403e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000500)='selinuxvmnet1\x00', 0x3) write(r0, &(0x7f0000000600)="cf290000080000", 0x7) sendfile(r0, r0, &(0x7f0000000100), 0xfffc) fcntl$addseals(0xffffffffffffffff, 0x409, 0x8) ioctl$VT_GETMODE(r0, 0x5601, &(0x7f0000000040)) fsetxattr(0xffffffffffffffff, &(0x7f0000000080)=@known='com.apple.FinderInfo\x00', &(0x7f00000000c0)='/vboxnet1ppp0]\x00', 0xf, 0x0) 2018/05/20 01:43:08 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3493.196671] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:08 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfec0]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:08 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000007fffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:09 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = memfd_create(&(0x7f000088f000)='\x00\x00\x00', 0x4) ftruncate(r1, 0x1000000) sendfile(r0, r1, &(0x7f00000037c0), 0xe3) 2018/05/20 01:43:09 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:09 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x6256f5c3) umount2(&(0x7f0000000100)='./file0\x00', 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x8000000000000, 0xfffffffffffffffd, @mcast1={0xff, 0x1, [], 0x1}}, 0xfffffdb2) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$packet_fanout_data(r1, 0x107, 0x16, &(0x7f0000000200)={0x7, &(0x7f00000001c0)=[{0x40, 0xb5, 0x100000000, 0x6}, {0x10000, 0x1, 0x3, 0x8}, {0x40, 0x5, 0x1}, {0x1000, 0x9, 0x7, 0x7}, {0x10001, 0x1, 0x7fffffff}, {0x40000000000, 0x8001, 0x7fffffff, 0x3}, {0xba27, 0xc5e4, 0x0, 0x3}]}, 0xffffffdf) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000000c0)) dup3(r0, r1, 0x400000000000) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000080)) 2018/05/20 01:43:09 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8980, &(0x7f0000000000)) 2018/05/20 01:43:09 executing program 3: socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) syncfs(r0) setsockopt$inet_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000)={0x6}, 0x4) pipe2(&(0x7f00000000c0)={0xffffffffffffffff}, 0x4000) ioctl$KVM_GET_ONE_REG(r1, 0x4010aeab, &(0x7f0000000100)={0x1, 0x100000000}) splice(r0, &(0x7f0000000040), r0, &(0x7f0000000080), 0x948, 0x2) 2018/05/20 01:43:09 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:09 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4002]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:09 executing program 7: pipe(&(0x7f0000bbc000)={0xffffffffffffffff, 0xffffffffffffffff}) rt_sigprocmask(0x0, &(0x7f0000072ff8)={0x7fffffff}, &(0x7f00000c1000), 0x8) dup2(r1, r0) r2 = getpgrp(0x0) rt_sigqueueinfo(r2, 0x13, &(0x7f00000000c0)={0x3, 0x4, 0xd2af, 0x6}) ioctl$EVIOCGMTSLOTS(r0, 0x8040450a, &(0x7f0000000100)=""/166) io_setup(0x3, &(0x7f0000000000)=0x0) io_submit(r3, 0x1, &(0x7f0000000400)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000040)='n', 0x1}]) [ 3494.285968] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:09 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:09 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:09 executing program 7: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_netrom_SIOCGSTAMPNS(r0, 0x8907, &(0x7f0000000080)) read(r0, &(0x7f0000000100)=""/254, 0xfe) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x0, 0x0) ioctl$EVIOCGABS3F(r1, 0x8018457f, &(0x7f0000000580)=""/90) 2018/05/20 01:43:09 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000400)='/dev/usbmon#\x00', 0x0, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) unshare(0x2000400) inotify_init1(0x0) ioctl$KVM_SET_DEVICE_ATTR(r0, 0x4018aee1, &(0x7f0000000040)={0x0, 0x8, 0x1000, &(0x7f0000000000)=0xc0}) epoll_create1(0x80000) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000080)={{{@in, @in=@multicast2}}, {{@in=@remote}, 0x0, @in=@broadcast}}, &(0x7f0000000180)=0xe8) socket(0x11, 0x2, 0x0) pselect6(0x40, &(0x7f0000f33fc0)={0xbffffd}, &(0x7f0000768000), &(0x7f0000086000), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) 2018/05/20 01:43:09 executing program 3: timer_create(0x0, &(0x7f0000000000)={0x0, 0x0, 0x1, @thr={&(0x7f0000000300), &(0x7f0000000380)}}, &(0x7f00000002c0)) timer_settime(0x0, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, 0x9}}, &(0x7f00000000c0)) timer_gettime(0x0, &(0x7f0000000040)) timer_create(0x0, &(0x7f0000000080)={0x0, 0x3e, 0x6, @tid=0xffffffffffffffff}, &(0x7f0000000140)=0x0) timer_gettime(r0, &(0x7f0000000180)) 2018/05/20 01:43:09 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r1 = fcntl$dupfd(r0, 0x406, r0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge_slave_0\x00', 0x2}, 0xffffffffffffff36) dup3(r0, r1, 0x400000000004) 2018/05/20 01:43:09 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8993, &(0x7f0000000000)) 2018/05/20 01:43:09 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:09 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:09 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f00000002c0)=@ioapic={0x0, 0xfdfdffff, 0x0, 0x0, 0x2}) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={0xffffffffffffffff, 0x3, 0x1, 0x3f, &(0x7f0000000000)=[0x0, 0x0], 0x2}, 0x20) getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f00000000c0), &(0x7f0000000140)=0x60) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000040)={0x9, 0x52b}) 2018/05/20 01:43:09 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x1d) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r3, 0x4188aea7, &(0x7f0000000000)={0x1, 0x0, [{}]}) 2018/05/20 01:43:09 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000080040200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:09 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:09 executing program 3: mkdir(&(0x7f0000f4eff8)='./file0\x00', 0x0) chroot(&(0x7f0000000040)='./file0\x00') mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f0000000000), 0x1005, &(0x7f00000001c0)) chdir(&(0x7f0000000100)='./file0\x00') symlink(&(0x7f0000000140)='..', &(0x7f0000000280)='./file0\x00') umount2(&(0x7f0000000180)='./file0\x00', 0x2) [ 3494.707052] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:10 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfeef]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:10 executing program 2: r0 = syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0xa, 0x840) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r0, 0xc0045540, &(0x7f0000000100)=0x7) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) r2 = fcntl$dupfd(r1, 0x406, r1) io_setup(0x8000, &(0x7f0000000080)=0x0) ioctl$TCFLSH(r0, 0x540b, 0x8) io_destroy(r3) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000040)={0x1}, 0x18) dup3(r1, r2, 0x400000000000) 2018/05/20 01:43:10 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:10 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000018c0)={&(0x7f00000002c0)={0x10}, 0xc, &(0x7f0000001880)={&(0x7f0000000000)=ANY=[@ANYBLOB="3400000013000501000000000000000000000000", @ANYRES32=r1, @ANYBLOB="00001f0000000400882c9524ce1fa05c7573c618a09be4f05eadd223f609d0693dea758a6e8bb92106e79f9910ba4aebe373de8de25ec0bb498bd015cd760b05fa818652eb2b57e60cc9c2d16e5ffeeaa6e97594de771e0668da9c57ce5b282876f21b399981bbe35e88915b8ddb14f249ef2460050153ee685bff3c9889a74eaa8f356e214ec351fc93ce6d79f1a216bdf6059b406e4e96a643c313455034b7f953606271c76a54cf3f99cdb3cb715c6c270de413d6f6ca726cf4761169b43f18451fab3596ef88b88cd3da57ce42cebbe67df75032322479e5d23f478935ee8c09cc8dee061e6872beff007e90a006000000000000000000", @ANYRES32], 0x34}, 0x1}, 0x0) 2018/05/20 01:43:11 executing program 5: r0 = socket$pptp(0x18, 0x1, 0x2) bind$pptp(r0, &(0x7f0000000000)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x0, @multicast2=0xe0000002}}, 0x1e) r1 = syz_open_dev$midi(&(0x7f0000000080)='/dev/midi#\x00', 0x5, 0x400) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f00000000c0)={&(0x7f0000ffc000/0x4000)=nil, 0x4000}) connect$pptp(r0, &(0x7f0000000100)={0x18, 0x2, {0x0, @multicast2=0xe0000002}}, 0x1e) 2018/05/20 01:43:11 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8971, &(0x7f0000000000)) 2018/05/20 01:43:11 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x9}, 0x1c) sendmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000001c0)="2c970d838f23732b306a30edb9fa134fd056f54c129389db5771a75569786ca137e57f9d3247ec945294aad28ba16c", 0x2f}], 0x1, &(0x7f0000000140)}, 0xc100) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg(r0, &(0x7f0000000a40)={0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f0000000240)="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", 0x493}], 0x1, &(0x7f0000003b40)}, 0x0) r2 = dup(r1) ioctl$HDIO_GETGEO(r2, 0x301, &(0x7f0000000000)) 2018/05/20 01:43:11 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:11 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000ffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:11 executing program 2: capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)) r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000480)={@multicast1, @empty, 0x0}, &(0x7f00000004c0)=0xc) lstat(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000005c0)={{{@in6=@dev={0xfe, 0x80, [], 0x1c}, @in6=@loopback={0x0, 0x1}, 0x4e22, 0x4, 0x4e22, 0x3, 0xa, 0x23, 0x20, 0x7d, r1, r2}, {0x7, 0x2, 0x1, 0x800000000001ff, 0x13, 0x8, 0x2, 0x4}, {0x5, 0x3, 0x6de, 0x7}, 0x6, 0x0, 0x3, 0x0, 0x1, 0x1}, {{@in6=@local={0xfe, 0x80, [], 0xaa}, 0x4d3, 0x32}, 0xa, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x3502, 0x2, 0x3, 0x1, 0x80, 0x2, 0x9}}, 0xe8) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/autofs\x00', 0x20580, 0x0) sendmsg$nl_netfilter(r3, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000180)={0x120, 0xd, 0xf, 0xc, 0x70bd2a, 0x25dfdbfc, {0xf, 0x0, 0x5}, [@nested={0x10c, 0x83, [@generic="e821de71fcc35820ba535f65fcd0ec1df6cf40a2fe8e77847e24fc0b673d5cf3c3ba3b204d020450329de4b38bc2dc2475d5a70878896cfbe6e69ef467214d6e689bdb6f6e1594d3e263cbae9348988167d9f5cd23c94a45de5c06bf1e84163c71a01f8432f4f676c8622fb57f7ef5f3aa484f944f1df6cd8bf503463d0c9abebc744f63a3c5d06d54b72ce9e437af5c71cefa6538f6b5563c15d21aeea11c75edda76e661dfad2a500ec21f913e4ddb88ce87ea0984c71091d3b9e37952c2a184789697d0918825cc036fe5b157722203fb7b7b96d4ee68c1a03ce41c10863cd0fb83c44bcbbe17f6f5e79f81dc3d688fe6ab", @typed={0x14, 0x48, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x8081}, 0x4) ioctl$sock_ifreq(r0, 0x4000000089b1, &(0x7f0000000000)={'bond0\x00', @ifru_flags}) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f00000000c0)) 2018/05/20 01:43:11 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcd]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3496.290592] netlink: 20 bytes leftover after parsing attributes in process `syz-executor7'. [ 3496.321669] netlink: 20 bytes leftover after parsing attributes in process `syz-executor7'. 2018/05/20 01:43:11 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:11 executing program 3: futex(&(0x7f0000000000), 0x400000085, 0x0, &(0x7f0000001ff0), &(0x7f0000000040), 0x401ffffffe) getrusage(0xffffffffffffffff, &(0x7f0000000080)) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x0, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x4881, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000140)={0x1001, 0x4, 0x0, 'queue0\x00', 0x8}) fcntl$setstatus(r0, 0x4, 0x800) 2018/05/20 01:43:11 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000ffffff9700"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3496.336237] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:11 executing program 5: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x0, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000240)={0x9, [0x1, 0x81, 0x7a6c, 0x6, 0x7, 0x8ef7, 0x8001, 0x2, 0x1]}, &(0x7f0000000280)=0x16) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r1) r2 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0xb7, 0x401) getsockopt$inet_dccp_int(r2, 0x21, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0x4) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet6_MCAST_MSFILTER(r2, 0x29, 0x30, &(0x7f0000000600)=ANY=[@ANYBLOB="000000000a004e2207000000ff020000000000000000000000000001ff0100000000000000000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000030000000a004e24010001000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a004e2107000000fe80000000000000000000000000001206000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a004e2302000000fe80000000000000000000000000001dd00e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a861757a338df5e292be69c83164dd954d27fce72397b2255c2e10b5e6f969b64822e3a97fc3c53b78f61999f87b"], 0x20c) getsockopt$sock_int(r3, 0x1, 0xf, &(0x7f0000000180), &(0x7f0000000380)=0x4) openat$audio(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/audio\x00', 0x90000, 0x0) ioctl$DRM_IOCTL_ADD_MAP(r2, 0xc0186415, &(0x7f0000000200)={&(0x7f0000ffe000/0x1000)=nil, 0x6, 0x7, 0x1, &(0x7f0000ff7000/0x9000)=nil, 0xfe000000}) inotify_init1(0x80800) getsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$BLKRRPART(r2, 0x125f, 0x0) 2018/05/20 01:43:12 executing program 7: r0 = signalfd(0xffffffffffffffff, &(0x7f00000000c0)={0x14fe}, 0x8) poll(&(0x7f0000000000)=[{r0}], 0x1, 0x7) 2018/05/20 01:43:12 executing program 2: get_robust_list(0x0, &(0x7f0000000780)=&(0x7f0000000740)={&(0x7f0000000180)={&(0x7f0000000140)}, 0x0, &(0x7f0000000700)={&(0x7f0000000280)}}, &(0x7f00000007c0)=0x18) r0 = dup3(0xffffffffffffffff, 0xffffffffffffff9c, 0x80000) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000040)={@local={0xac, 0x14, 0x14, 0xaa}, @broadcast=0xffffffff, @broadcast=0xffffffff}, 0xc) r1 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) r2 = memfd_create(&(0x7f0000000100)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) getsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000400), &(0x7f0000000440)=0x4) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000000), 0x4) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000004c0)={0x0, @in6={{0xa}}}, 0x90) 2018/05/20 01:43:12 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x89a3, &(0x7f0000000000)) 2018/05/20 01:43:12 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:12 executing program 5: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x1, 0x0) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r0, 0x800443d2, &(0x7f00000000c0)={0x6, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}]}) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000978000/0x4000)=nil, 0x4000, 0x11) 2018/05/20 01:43:12 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:12 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1100000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:12 executing program 3: r0 = socket$can_raw(0x1d, 0x3, 0x1) bind$can_raw(r0, &(0x7f0000000280)={0x1d}, 0x10) setsockopt(r0, 0x65, 0x1, &(0x7f0000000080), 0x1d0) [ 3497.341240] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3497.368378] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:12 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f00000005c0)='/dev/binder#\x00', 0x0, 0x800) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000280)={0x60, 0x0, &(0x7f0000000300)=[@free_buffer={0x40086303}, @free_buffer={0x40086303}, @reply={0x40406301, {0x0, 0x0, 0x0, 0x0, 0x11, 0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0), &(0x7f0000000240)}}, @register_looper={0x630b}], 0x1, 0x0, &(0x7f0000000440)="13"}) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x40000, 0x20) bind$vsock_stream(r1, &(0x7f0000000100)={0x28, 0x0, 0xffffffff, @reserved=0x1}, 0x10) ioctl$PPPOEIOCSFWD(r1, 0x4004b100, &(0x7f0000000000)={0x18, 0x0, {0x2, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1b}}}) 2018/05/20 01:43:12 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:12 executing program 7: r0 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x1, 0x0) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x210002, 0x0) ppoll(&(0x7f0000000040)=[{r0}], 0x1, &(0x7f0000000140), &(0x7f0000000180), 0x8) ioctl$int_in(r0, 0x8000008010500d, &(0x7f0000000000)) 2018/05/20 01:43:12 executing program 2: r0 = socket(0x13, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x5002}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000080)=0x1) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f0000000480)={@void, @val={0x0, 0x0, 0x2}, @ipv4={{0x6, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @multicast1=0xe0000001}, @igmp={0x0, 0x0, 0x0, @multicast1=0xe0000001}}}, 0xfdef) setsockopt$inet_mreqsrc(r0, 0x0, 0x2e, &(0x7f0000000140)={@empty, @multicast1=0xe0000001, @multicast2=0xe0000002}, 0xc) open(&(0x7f0000000100)='./file0\x00', 0x100, 0x40) 2018/05/20 01:43:12 executing program 3: r0 = memfd_create(&(0x7f0000813ffa)='ramfs\x00', 0x4) io_setup(0x2, &(0x7f00000000c0)=0x0) io_submit(r1, 0x1, &(0x7f00000019c0)=[&(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f00000007c0)}]) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0) 2018/05/20 01:43:12 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:12 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xaaaa000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:12 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8902, &(0x7f0000000000)) 2018/05/20 01:43:12 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3497.515058] binder: 3255:3257 BC_FREE_BUFFER u0000000000000000 no match [ 3497.526982] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3497.537600] binder: 3255:3257 BC_FREE_BUFFER u0000000000000000 no match [ 3497.544516] binder: 3255:3257 got reply transaction with no transaction stack [ 3497.551882] binder: 3255:3257 transaction failed 29201/-71, size 0-0 line 2763 2018/05/20 01:43:12 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:12 executing program 7: r0 = getpgrp(0x0) r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0xffffffffffffffff}, r0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_icmp(0x2, 0x2, 0x1) setsockopt$EBT_SO_SET_COUNTERS(r2, 0x0, 0x81, &(0x7f0000000180)=ANY=[@ANYBLOB="7365637572697479000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000"], 0x48) r3 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) rt_sigtimedwait(&(0x7f0000448000), &(0x7f0000d31ff0), &(0x7f00007adff0)={0x77359400}, 0x8) rt_sigsuspend(&(0x7f00009b2000), 0x8) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x42040, 0x0) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r4, 0x84, 0x7, &(0x7f0000000080), &(0x7f0000000140)=0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) tkill(r3, 0x1000000000016) clone(0x0, &(0x7f0000000040), &(0x7f00000000c0), &(0x7f0000000100), &(0x7f0000000280)) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x7f) 2018/05/20 01:43:12 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f0000d01000)=0x7ff, 0x4) setsockopt$inet6_int(r0, 0x29, 0x3c, &(0x7f0000311ffc)=0x1, 0x4) setsockopt$inet6_buf(r0, 0x29, 0x3e, &(0x7f00002cef88)="5780d01c", 0x4) r1 = socket(0xa, 0x1, 0x0) sendto$inet6(r0, &(0x7f0000adb000)="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", 0x7d0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000000)={0x0, 0xfffffffffffff7d1}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000080)={r2, 0xffffffff, 0x8, 0x4}, &(0x7f00000000c0)=0x10) dup2(r1, r0) [ 3497.579047] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:12 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x8941, &(0x7f0000000000)) 2018/05/20 01:43:12 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:12 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:12 executing program 2: mq_open(&(0x7f0000000040)='#,)-\'posix_acl_accesseth0GPL\x00', 0x40, 0x0, &(0x7f0000000080)={0x0, 0x8, 0x8000}) pkey_alloc(0x0, 0x1) 2018/05/20 01:43:12 executing program 5: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000232ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0x0, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0, 0x20011, r1, 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000140)={r0, &(0x7f0000000080)="07bb0f20479e8660eee641e72db6d445a2a1f3d2ba2bb83666c4078ec1ed811bc883e63ecb87140b31a1ef466d275e43f49d28cff604a268f8f34bbe", &(0x7f0000000280)=""/227}, 0x18) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000)={0x34, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="006340400000000000000000000000000000000200000000ffffff7f00000000fa0e0dadc656386e1c64a67d8ef940a1196d9ae86512bb4892276fe0"], 0x0, 0x0, &(0x7f0000009000)}) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mknodat(0xffffffffffffffff, &(0x7f0000000100)='./file1\x00', 0x800c, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', 0x0, 0x8}, 0x10) 2018/05/20 01:43:12 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x395dc37a]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3497.801844] binder: 3300:3301 transaction failed 29189/-22, size 9054034174146008774--1685915153649829490 line 2856 [ 3497.806903] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:12 executing program 3: mprotect(&(0x7f000046d000/0x1000)=nil, 0x1000, 0x2000000) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = add_key$keyring(&(0x7f0000000280)='keyring\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff9) request_key(&(0x7f00000001c0)='big_key\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000240)='user}/#keyring%//!\x00', r0) request_key(&(0x7f0000e0f000)='logon\x00', &(0x7f0000ab3ffb)={0x73, 0x79, 0x7a}, &(0x7f0000000380)='\x00', 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e22, 0x5, @mcast2={0xff, 0x2, [], 0x1}, 0x400}}, 0x1, 0xfd5e9b180000}, &(0x7f0000000100)=0x88) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000140)={r1, 0x7, 0x20, 0xffffffffffffffff, 0x8}, &(0x7f0000000180)=0x18) 2018/05/20 01:43:12 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3497.896875] binder: BINDER_SET_CONTEXT_MGR already set [ 3497.896984] binder: 3300:3313 transaction failed 29189/-22, size 9054034174146008774--1685915153649829490 line 2856 [ 3497.924704] binder: 3300:3301 ioctl 40046207 0 returned -16 [ 3498.023559] binder: undelivered TRANSACTION_ERROR: 29189 [ 3498.029750] binder: undelivered TRANSACTION_ERROR: 29189 2018/05/20 01:43:13 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x6c000000) 2018/05/20 01:43:13 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:13 executing program 3: r0 = socket$inet6(0xa, 0x6, 0x0) io_setup(0x1f0, &(0x7f0000000000)=0x0) io_submit(r1, 0x1, &(0x7f0000000780)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000040)="ab", 0x1}]) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x24002, 0x0) ioctl$LOOP_CHANGE_FD(r2, 0x4c06, r0) 2018/05/20 01:43:13 executing program 2: r0 = syz_open_dev$binder(&(0x7f0000000080)='/dev/binder#\x00', 0xffffffffffffffff, 0x802) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x10000, 0x0) ioctl$TIOCSSOFTCAR(r1, 0x541a, &(0x7f0000000040)=0x3) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000004c0)={0xc, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1063084003000000000000109455b890cac94b529d501e04089fb37da9f559c8561c9f8a4bbda23fbb4eef88e2f464e26e4f50952b16c354a6"], 0x0, 0x0, &(0x7f00000003c0)}) syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0x0, 0x802) 2018/05/20 01:43:13 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000000300"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:13 executing program 5: syz_emit_ethernet(0x66, &(0x7f0000000000)=ANY=[@ANYBLOB="000000000000aaaaaaaa00ff86dd6076605100303afffe27ac48cfbcd064ed6d8000000000000000000000000000ffff020000000000000000000000000001860090780014000060c5961e05000000ff010000000000001803000000000000000000000000f4c99cc5000000000000"], 0x0) 2018/05/20 01:43:13 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcd00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:13 executing program 7: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x1) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0xcebb, 0x1fffc) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) r2 = socket$inet6(0xa, 0x80006, 0x0) connect$inet6(r2, &(0x7f0000000280)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r3 = socket$inet6(0xa, 0xe, 0x3348) sendmsg$rds(r2, &(0x7f0000000880)={&(0x7f0000000200)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000580), 0x0, &(0x7f0000000780)}, 0x40) getsockopt$IP_VS_SO_GET_SERVICE(r3, 0x0, 0x483, &(0x7f00000000c0), &(0x7f0000000140)=0x60) 2018/05/20 01:43:13 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x1, 0x0, [{0x4b564d03, 0x0, 0x80ffff00000000}]}) eventfd(0x4) 2018/05/20 01:43:13 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3498.892739] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3498.971963] binder: 3341:3350 unknown command 832 2018/05/20 01:43:13 executing program 3: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x3, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000000000009500400000000000"], &(0x7f0000000200)="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", 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r1, 0xae44, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x240, &(0x7f00000000c0)}, 0x10) accept4$ax25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x10, 0x800) 2018/05/20 01:43:13 executing program 7: lsetxattr(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)=ANY=[@ANYBLOB="745d75738f2e8fa3615631285300000000000000000000000000"], &(0x7f0000000100)='^security\x00', 0xa, 0x0) perf_event_open(&(0x7f000001d000)={0x8, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0xabc4, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='`ids.current\x00', 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) ioctl$EVIOCREVOKE(r0, 0x40044591, &(0x7f0000000040)=0x1) 2018/05/20 01:43:13 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000ffffff9700"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3498.996297] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3499.009493] binder: 3341:3350 ioctl c0306201 200004c0 returned -22 [ 3499.044576] l2tp_ppp: sess 4/0: set flags=1811939328 2018/05/20 01:43:13 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:13 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3499.115659] binder: 3341:3350 unknown command 832 2018/05/20 01:43:14 executing program 7: r0 = memfd_create(&(0x7f0000000140)="2d42d54e49c56aba707070f00884a26d003a2900bb8dacac76617d6b6e6823cb290fc8c03a9c631064eea98b4363ad899c6bdec5e936dd55a93dcd4a78aa8f7eb93061a9b2044b98933f8851f7d61da1ce8b19eaefe3abb6a52434d6fe370fe7d924ce20ab4eaec9bdd36740e127730e90f2cd72b828", 0x0) pwrite64(r0, &(0x7f0000000240)='U', 0x1, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x11, r0, 0x0) lseek(r0, 0x0, 0x4) syz_open_dev$ndb(&(0x7f0000000040)='/dev/nbd#\x00', 0x0, 0x141) sendfile(r0, r0, &(0x7f0000317000), 0xff8) openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x143400, 0x0) unlink(&(0x7f0000000000)='./0ile/\x00') openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x100, 0x0) exit_group(0x1) 2018/05/20 01:43:14 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x2000) 2018/05/20 01:43:14 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3499.176140] binder: 3341:3350 ioctl c0306201 200004c0 returned -22 [ 3499.323406] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3499.351836] l2tp_ppp: sess 4/0: set flags=8192 2018/05/20 01:43:15 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000012000)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x40, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r1, 0x54a2) ioctl$EVIOCRMFF(r1, 0x40044581, &(0x7f00000000c0)=0x1) perf_event_open(&(0x7f0000001000)={0x0, 0xfffffffffffffde4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000), 0x2}, 0xc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000240)=ANY=[@ANYRES32=0x0, @ANYBLOB="6900000045ecfd01b786a7651e95f9eed4df56c31795a23a6c262ad3ed5c40ef9d2e956b9ed2ac7a9244c6fb271c3f8b0564e506426e771c1eb52c329b05cf9a152c89519c444a9f62c31f64fce5da8222693a0da1db01d5cc1fef0ad500000000000000b4a637092e9cce90ec03b2f6263af9c506705364a5dc924239731987d0179490d01671d9ee32d208598ebf13ee4274bda97fbc071a756550c6e298cf9bb5dbbe65e436ce2b35f723cc0adcb109b70f8e4e9f95f1e7b7f3a878f1b18d73fafeb35ac4081a0ba5565adc44924f869f9607752ca4"], &(0x7f0000000180)=0x71) dup3(r0, r1, 0x80000) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f00000001c0)={r2}, &(0x7f0000000200)=0x8) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x80, 0x0) setsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f0000000040)=0x43a, 0x4) writev(0xffffffffffffffff, &(0x7f0000001000)=[{&(0x7f0000021000)}], 0x1) ioctl$SNDRV_CTL_IOCTL_PVERSION(r3, 0xc1105517, &(0x7f0000001000)=""/250) 2018/05/20 01:43:15 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:15 executing program 7: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000003061f001cfffd946fa2830020200a000900010001e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x800, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1f, &(0x7f0000000080)={@mcast1, 0x0}, &(0x7f00000000c0)=0x14) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f0000000180)={@mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, 0xfff, 0xffffffff, 0x5, 0x500, 0xfffffffffffffff8, 0x8, r2}) 2018/05/20 01:43:15 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:15 executing program 3: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x2, 0x400100) ioctl$KVM_SET_NR_MMU_PAGES(r0, 0xae44, 0x0) utimensat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)={{0x0, 0x2710}}, 0x0) r1 = memfd_create(&(0x7f0000000000)='cgroupvmnet0\x00', 0x2) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x3) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000180)={0x2, 0x5, 0x4, 0x0, 0x4, [{0xff, 0x3, 0x5}, {0x2, 0x4, 0x100000000, 0x0, 0x0, 0x8}, {0xebe, 0x7f, 0xfffffffffffffffb, 0x0, 0x0, 0x2}, {0x7600000000000, 0x0, 0x6, 0x0, 0x0, 0x80}]}) 2018/05/20 01:43:15 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x6c00) 2018/05/20 01:43:15 executing program 2: unlink(&(0x7f0000000200)='./file0\x00') r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000240)='/dev/vsock\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f00000003c0)={0x0, 0x3, 0x3, [0x6, 0x8, 0x80000001]}, &(0x7f0000000400)=0xe) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000440)={r1, 0x19, "0c916be49448b7184f72104d978605f494a93d4cdb8283990f"}, &(0x7f0000000480)=0x21) writev(0xffffffffffffffff, &(0x7f0000000300)=[{&(0x7f0000000000)="4417cfec723b8f0e6cf39779e4cc7f8fdbdcd4874cb8d5c319a3850ecccef021ed7da06c0d77bdaf4b9ab8db441f31f947e739b6e416", 0x36}, {&(0x7f0000000040)="bda3de7a8563352285fc4b067089a5be8db893e6541f08902f4cb9b228b3640703f7526387113b490a914e8a038de40348c9a719665c", 0x36}, {&(0x7f0000000080)="1ed21b3f8d06657292248884499c282be079efedbeb994d55197d51fa07565b8c789db3e0fc375dd7bb6c8c53253c8f7be4ab943065d7c3e70e612e66e3a", 0x3e}, {&(0x7f00000000c0)="4f33e3660b1d1bc07f48ca47", 0xc}, {&(0x7f0000000100)="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", 0xfb}, {&(0x7f0000000340)="abd6723904258970b72e99fdb486286df29a07d348ba1eb2a422aedd7e806e8cb8eee7d23155c92f2ec40100bc1ae6f99be9e3b91bd813f2f643362d008fa0ac06d1dcb0741f85592ae3fca89e1d8ef1615dfd3833ba1fa0d87d27ac091bca75a8006468b154a8f56c84c5eb", 0x6c}, {&(0x7f0000000280)="9dea5de64da56f5cb8d6b0090d3a7f8e8f941e340e5f42fee0782ab6a0940343bc01d705f7d884626231e1db2cc0a94c5db5bb6b8c3411871dd9508939570d5400d3bea5bfc72365dd57faaebf4eff15ac16c3dde2b327f17abbd7", 0x5b}], 0x7) ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x1) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000498000)={&(0x7f0000d55000)={0x10}, 0xc, &(0x7f00008b7ff0)={&(0x7f00003c0fdc)=ANY=[@ANYBLOB="240000000001010000000000ffffffff02000000040002000c0001000500020000000000"], 0x24}, 0x1}, 0x0) 2018/05/20 01:43:15 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb8ff000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3500.185285] netlink: 'syz-executor7': attribute type 1 has an invalid length. [ 3500.192759] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. 2018/05/20 01:43:15 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:15 executing program 3: r0 = socket$inet6_sctp(0xa, 0xffffffffffffffff, 0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x2, &(0x7f0000000080)={0x0}, &(0x7f00000000c0)=0xc) close(0xffffffffffffffff) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net\x00') getsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f0000000100)=0xdce, &(0x7f0000000140)=0x4) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000000)={r1}, 0x8) 2018/05/20 01:43:15 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x4000, 0x4) epoll_wait(r1, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}], 0x6, 0x3) sendmsg$nl_generic(r0, &(0x7f0000000000)={&(0x7f0000000180)={0x10, 0x40030000000000}, 0xc, &(0x7f0000000040)={&(0x7f0000000080)={0x20, 0x2e, 0x119, 0x0, 0x0, {0x2}, [@nested={0xc, 0x0, [@typed={0x8, 0x1, @binary="04"}]}]}, 0x20}, 0x1}, 0x0) 2018/05/20 01:43:15 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fdffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3500.233811] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3500.244792] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3500.260601] l2tp_ppp: sess 4/0: set flags=27648 [ 3500.278185] Unknown ioctl 44609 [ 3500.282961] netlink: 'syz-executor7': attribute type 1 has an invalid length. [ 3500.290393] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. 2018/05/20 01:43:15 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:15 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3500.326608] openvswitch: netlink: Either Ethernet header or EtherType is required. [ 3500.356744] Unknown ioctl 44609 2018/05/20 01:43:15 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xa00000000000000) 2018/05/20 01:43:15 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcd00000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:15 executing program 3: r0 = syz_open_dev$adsp(&(0x7f0000000480)='/dev/adsp#\x00', 0xb05, 0x101201) getsockopt$inet6_buf(r0, 0x29, 0xff, &(0x7f0000000140)=""/171, &(0x7f0000000200)=0xab) ioctl$DRM_IOCTL_VERSION(r0, 0xc0404d00, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xc7, &(0x7f0000000040)=""/199, 0x88, &(0x7f00000003c0)=""/136, 0xc8, &(0x7f0000000280)=""/200}) getgroups(0x2, &(0x7f0000000240)=[0x0, 0xffffffffffffffff]) getgroups(0x3, &(0x7f0000000380)=[0x0, 0xffffffffffffffff, 0xffffffffffffffff]) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f0000000600)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x810}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, r3, 0x800, 0x70bd2c, 0x25dfdbfb, {0xd}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x14}, 0x40000) getgroups(0x3, &(0x7f00000004c0)=[0xffffffffffffffff, 0x0, 0x0]) setresgid(r1, r2, r4) 2018/05/20 01:43:15 executing program 5: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vga_arbiter\x00', 0x440001, 0x0) writev(r0, &(0x7f0000000280)=[{&(0x7f00000001c0)="420e5ab5a641e660d1eeaa395553095495db4f3c90052076a33731fc00e0a5b6fae864adb81ce0158dbebc686cdc3ef5043803393f089afdd5830455a8c49d6d35bc9a8581a0a642b090cec1c4e7e62f9da3b100f59b098a356688efc83b061a812a006553a5e265635c9d799ecfc7c8621f9e29404fbb931b5819daec7b8ed97704fe8b136ae23fcc6abbadefa1b65198f0b9d764625bf4fcef542b4648", 0x9e}], 0x1) r1 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_ARM_SET_DEVICE_ADDR(r0, 0x4010aeab, &(0x7f00000002c0)) r2 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x8000, 0x8000) ioctl$KVM_SET_GUEST_DEBUG(r2, 0x4048ae9b, &(0x7f0000000100)={0xf0001, 0x0, [0x20000007f, 0xfffffffffffffff9, 0x8, 0x1f, 0x4d, 0x1, 0xc376, 0x2]}) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r1, 0xc0505350, &(0x7f0000000000)={{0x0, 0x3}}) 2018/05/20 01:43:15 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x11, 0x100000803, 0x0) r2 = syz_open_dev$tun(&(0x7f0000000700)='/dev/net/tun\x00', 0x0, 0x1c082) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x211}) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x40, 0x0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r3, 0x4040534e, &(0x7f0000000200)={0x0, @time={0x77359400}, 0x30, {0xfff, 0x1}, 0x7ff, 0x0, 0x3}) r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100)='/dev/snapshot\x00', 0x80000, 0x0) ioctl$KDGKBDIACR(r4, 0x4b4a, &(0x7f0000000600)=""/226) finit_module(r0, &(0x7f00000007c0)="c5212e707070312a7573657200", 0x3) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) accept4$packet(r3, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000740)=0x14, 0x80000) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000780)={@mcast2={0xff, 0x2, [], 0x1}, 0x34, r5}) write$tun(r2, &(0x7f00000000c0)=ANY=[@ANYPTR64=&(0x7f0000000580)=ANY=[@ANYPTR=&(0x7f0000000240)=ANY=[@ANYPTR, @ANYRES32, @ANYPTR], @ANYRES32=r1, @ANYRES32=r0, @ANYPTR64=&(0x7f0000000280)=ANY=[@ANYPTR, @ANYPTR, @ANYBLOB="fe8dfe09ca61cd79cb7b22fbec6c992677b6f477fd0ea71b0d18795f81d8a2ba32b934ef797d4dc7f706aacde23a130a68d8a8d49132a3e4ff8ddba4e1cd18bb7ff206f1b2b58515afcaece6111d0cdfc5356bd5260c3168004f7f268f0bdb2dbdb553af8b8731e2cdae0fe130f5248d1e7b7ef98d24a1130e2845f8f8ead349781fb68fb50f63937f60094fba4c0656f553aab1f293c75c54c7ec23b55e11ba25e951b87af132dc66cdad62d54c39b2330d31a4a6eef09bc46ea88c624d7fb1", @ANYBLOB="bb65834e70d89aee5345da5228df4c91352daa1ac21b69cc71ed44def622a92c5db294eb4d7b262ad32ce9bfeb045e67c56fffa54c62d2ed6f4007cf499d9974428582b16645bdea47e3fb0e8c3f8d1c9327ff6f2dbbc95b9a26a20d2d2aba73f54e0206809f707aab405c0562637e17eaabe50a82", @ANYRES16=r1, @ANYBLOB="6b18bdd87c9236f16b08646b339f908c67bb959f1cb49098383ca045a8bd488669c193fcc672f67d806e79970e6ac63928bc5e625a060eab32afd39d844bbef91e9f75f60dc605f596ae8647c5fd4563862d3e6d6e2e215c8fa163c30bb68d068e09b4b81263463cbcc9d88dd729102b66a236cb", @ANYRES64=r1, @ANYRES32, @ANYRES64=r1], @ANYPTR64=&(0x7f0000000480)=ANY=[@ANYBLOB="0bb353a67f5e04228b356ebddd6874038b12f2b17bc47933a9844d194462314d041958c32654874e61baa45d2d6932f6c3e4b8897ff6b8720655b083cf6722dbe8c370af418c3316894ad049c640d7906bd807737a224339956a4766d4605a55e0f520a6b3b09d438d8526f3d9a9144e8386724c2f01d480d579cb036591f533f7ef1fc935c33fa562ddbe9ab24270e674df530c529d79985d34f1508b", @ANYRES16=r0, @ANYPTR, @ANYRES16=r2, @ANYPTR64], @ANYPTR=&(0x7f0000000540)=ANY=[@ANYRES16=r0, @ANYPTR64, @ANYPTR, @ANYRES64=r2], @ANYBLOB="816be1f14ddcd754d6a3395aa1"]], 0x1) getsockname$packet(r3, &(0x7f00000029c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000002a00)=0x14) connect$can_bcm(r1, &(0x7f0000002a40)={0x1d, r6}, 0x10) 2018/05/20 01:43:15 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:15 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000)=0x99, 0x4) 2018/05/20 01:43:15 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:15 executing program 7: r0 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@generic, &(0x7f0000000100)=0x80, 0x80800) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x20, &(0x7f0000000140)={@empty, @loopback, 0x0}, &(0x7f0000000180)=0xc) syncfs(r0) ioctl$sock_inet6_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f00000001c0)={@loopback={0x0, 0x1}, 0x12, r1}) r2 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) accept4$packet(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000240)=0x14, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r2, 0x40405515, &(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00']) [ 3500.554147] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:15 executing program 5: r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0xd1, &(0x7f0000000040)=0x6, 0x4) recvfrom(r0, &(0x7f00000000c0)=""/72, 0x48, 0x40000000, &(0x7f0000000140)=@in6={0xa, 0x4e20, 0x960000000, @loopback={0x0, 0x1}, 0x7}, 0x80) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000080)={'team0\x00'}) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x12000, 0x0) [ 3500.618261] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:15 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:15 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3500.659736] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:15 executing program 3: capset(&(0x7f00000000c0)={0x19980330}, &(0x7f0000000040)) r0 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f00000002c0)={'broute\x00', 0x0, 0x3, 0x95, [], 0x4, &(0x7f0000000080)=[{}, {}, {}, {}], &(0x7f0000000200)=""/149}, &(0x7f0000000340)=0x50) ioctl$TTUNGETFILTER(r0, 0x894c, &(0x7f0000000140)=""/185) 2018/05/20 01:43:16 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000000c0)={{{@in6=@local, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@local}}, &(0x7f0000000040)=0xe8) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f00000001c0)={@mcast2={0xff, 0x2, [], 0x1}, @local={0xfe, 0x80, [], 0xaa}, @mcast1={0xff, 0x1, [], 0x1}, 0x6, 0x6, 0x9, 0x100, 0xac, 0x80040, r1}) sendmsg(r0, &(0x7f0000000000)={&(0x7f0000013fe4)=@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000000000), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="24000000290008000500000027020201594a430000000000000000000000000001000000"], 0x24}, 0x0) 2018/05/20 01:43:16 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfec00000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:16 executing program 2: socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) 2018/05/20 01:43:16 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x20000000) 2018/05/20 01:43:16 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:16 executing program 5: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f0000000f80)=@resolve_addr={0x15, 0x110, 0xfa00, {0xffffffff, 0x0, 0x0, 0x0, 0x0, @ib={0x1b, 0x0, 0x0, {"d88f8e6c3535c67fc27a0f66721e0155"}}, @in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x274) 2018/05/20 01:43:16 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:16 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000001280)='cgroup.procs\x00', 0x2, 0x0) pread64(r1, &(0x7f0000000100)=""/218, 0x6, 0x0) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x6ea5c1, 0x0) ioctl$BLKGETSIZE64(r2, 0x80041272, &(0x7f0000000080)) read(r1, &(0x7f00000012c0)=""/4096, 0x350) [ 3501.789161] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:16 executing program 7: mkdir(&(0x7f0000000000)='./file1\x00', 0x4) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000080)='\x00\x00\x00\x00\x00', 0x0, 0x0) 2018/05/20 01:43:16 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_qlen_max\x00', 0x2, 0x0) fcntl$setflags(r0, 0x2, 0x1) r1 = epoll_create1(0x0) fcntl$lock(r1, 0x24, &(0x7f00000000c0)) 2018/05/20 01:43:16 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3501.833199] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:16 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3501.878393] l2tp_ppp: sess 4/0: set flags=536870912 2018/05/20 01:43:16 executing program 5: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0xf, &(0x7f0000000040)=0x5, 0x4) socket$netlink(0x10, 0x3, 0x4) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r0, 0x40045542, &(0x7f0000000000)=0x8000000000000000) 2018/05/20 01:43:16 executing program 2: socketpair$inet6(0xa, 0x3, 0x0, &(0x7f0000000440)) socket$inet6_udp(0xa, 0x2, 0x0) 2018/05/20 01:43:16 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0x2, &(0x7f0000000240)={0x0, 0xb, 0x0, @thr={&(0x7f0000000040)="a951de5b3df7e752f5cf7f", &(0x7f00000000c0)="e22436707a91a1aae707f96bb446532931f9a38d050d0625f1b2461d21c38ecdc00c61222da0b964e2c7b479576463fd5021e519823fa0b74776eb2f90bbd112ef1e96719dc3bf76b0c25337841a8c3c3fb20e2a9f182ea96fbe6c5e9da62621ed3c39c09482be2e353d038614a8df69da344388af1181a6562fa43bc8b1d3bb257752059e260513de47ae08cb088605ece3a1ae9ed79d9f725e75165a928471bf89191080b00603633bff954a5b8edae6de1ae7"}}, &(0x7f0000000200)) timer_settime(0x0, 0x0, &(0x7f000004a000)={{0x0, 0x1}, {0x0, 0xe4c}}, &(0x7f0000040000)) timer_gettime(0x0, &(0x7f0000000080)) 2018/05/20 01:43:16 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:16 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = open(&(0x7f0000000000)='./file0\x00', 0x100, 0x42) ioctl$BLKREPORTZONE(r1, 0xc0101282, &(0x7f0000000040)={0x9, 0x1, 0x0, [{0x100, 0x7, 0x0, 0x1, 0xd7, 0x8, 0x2}]}) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)={@loopback={0x0, 0x1}, @local={0xfe, 0x80, [], 0xaa}, @empty, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff9}) 2018/05/20 01:43:16 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x60000000) 2018/05/20 01:43:16 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3502.034743] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3502.130808] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3502.153408] l2tp_ppp: sess 4/0: set flags=1610612736 2018/05/20 01:43:17 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000007fffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:17 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000100)={0xaa}) r1 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000e4cfe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x404400, 0x0) ioctl$ASHMEM_GET_NAME(r2, 0x81007702, &(0x7f0000000040)=""/2) r3 = syz_open_dev$sndtimer(&(0x7f0000f85ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0x40045402, &(0x7f0000013000)) ioctl$SNDRV_TIMER_IOCTL_INFO(r3, 0x403c5404, &(0x7f0000000000)) dup3(r1, r0, 0x0) 2018/05/20 01:43:17 executing program 5: r0 = syz_open_dev$sndtimer(&(0x7f00000000c0)='/dev/snd/timer\x00', 0x0, 0xfffffffffffffffc) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0xc0145401, &(0x7f0000000040)={0x1, 0x2000}) 2018/05/20 01:43:17 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:17 executing program 3: r0 = socket$netlink(0x10, 0x3, 0xffffffeffffffffa) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x1b, 0x1c, 0xf07, 0x0, 0x0, {0x7}}, 0x1c}, 0x1}, 0x0) r1 = dup2(r0, r0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f00000000c0)={0x0, 0x80, 0x20, 0x1ff, 0x8}, &(0x7f0000000100)=0x18) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000140)={r2, 0x40}, 0x8) clock_getres(0x7, &(0x7f00000001c0)) getsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000040)={r2, 0x6}, &(0x7f0000000080)=0x8) 2018/05/20 01:43:17 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000ed1000)={0x8, 0x4, 0x80000000004, 0x8000000007}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r0, &(0x7f0000000040)}, 0x10) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x1, 0x0) ioctl$EVIOCSCLOCKID(r1, 0x400445a0, &(0x7f0000000040)=0x101) 2018/05/20 01:43:17 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x3000000) 2018/05/20 01:43:17 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3502.249090] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:17 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/rt_acct\x00') lseek(r0, 0x200063, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000001840)=0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001880)={{{@in6, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@mcast1}}, &(0x7f0000001980)=0xe8) stat(&(0x7f00000019c0)='./file0\x00', &(0x7f0000001a00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getpgrp(0xffffffffffffffff) stat(&(0x7f0000001a80)='./file0\x00', &(0x7f0000001ac0)={0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000001b40)='./file0\x00', &(0x7f0000001b80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r0, &(0x7f0000001c80)={&(0x7f0000000000)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000017c0)=[{&(0x7f0000000100)="e7cbdf68d2ff3025ea153bef68fa5fd98fe5756a8d33daf80427949fd87e7cfb19adc3501f4685d49c7def7b18d414eb3201b9e3b4f4326851f2077328bee79e86a8f67aa47bd57d336a78d2c0f5e794a8eaaf9f42a5e9a0a23cc548ba1ccc8901d2776ef6a9db4d36374a6adecad42e928747", 0x73}, {&(0x7f0000000180)="56b9a0f1b680c831fe5c43091e2b9fe17e13a7d6f85f1e3afab6b373490fdc228c736a0bdc94491d2cc3bf17deea6ef242e611a06062709d7ee9c8fb2dad061732cc4a0b9c877ce80de4785201da1ef0cb188b179aefc8bfbb7e87e50d520644a32fcb84726bf1edf2bb0aaa72761683cd67b920a1d249d14b5d8cad4de56abb1015e828ad058ebc3e7664880fec955a28413cd1a6acf507af", 0x99}, {&(0x7f0000000240)="d6df1329f112691a190e9f6618fb1161bc0719a58ab2e811045fb5dd740242eac6de224c2f3edb3511a8c5ef98fbda53d44ef79e3a362fd6e93a5f00c9a2871308f86d2fa5d4d03c32db0e75ed36fea0caa409b458dd1a6fd27e0a8d37b0a66f9899de5bad8f8a8f652478f56e9e9633b2a94232e94e6d4e903f5b9b10848ebff9e6b7f221b9331f1b872d1f9711c438ed0effa2d212b2ebb620ed2cc88de9330638d17bf17d51c9d4bcdd72a06ee306dd7d031f072ea48b1261c82f29a7469a8115fa95c1e76084b71f4c9fae296886bf31c405723c34e91c94fa2d6d46", 0xde}, {&(0x7f0000000080)="9ac485c4dbedba177e4db1cb0ba66de12565e191c3b8ecb09a24bf98a7312ae6497308c78e1c0a18ebf4048ab5f3e36fbff7afd605b0433e0c", 0x39}, {&(0x7f0000000340)="5d31d21a8e1d3320688a3a6fd585b2feebe492b26f19259f5d4804dbf053c74c1c597b18084e1bcd478b9f649c283ec04f45dd166fdfe861402fd6f9bb516dca77704c0f8d863f0f97e733d51f96661de30cb3abc01d5be9fea13364270d54a090ca8289c8346b8cf7271cb7bf4198b2835af7221468ef615c6ef637678a9359ed157fa56c229dad4247bbb354287b68a8489417ea057da6c825cccb8801", 0x9e}, {&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="58182cfd338a5331bf2511b25fd2584d84f28a8cec6d875cee6e30c6f820f351db7701d5301efeab1bdb5aa115f901e2904c10a0fe61a9d0774b9204ac05bafc1a55aef6efc80be67712c424d152baa7258f08142c3a045797825bcfe8b934e2409a2cf4259ec148e346781d293f09f40ae2b644974bfc96c0a9ec2b1be6e64378d972bd35b443022de1686b86039369fa396d3738e154ce13bfcfcc9f2e2044887620c2445b24ed1684030b33203fa1d93cabcfc2b8bd118c3db6bc60533b37ec11a116162f13bf463bc6017c5a710c29f8d23eb89275227a9e6d21cfe173b42d9162eeb9be27a6f1b5059e93d0984b37eb751376c5cc4ef45ec6d5d2", 0xfd}, {&(0x7f0000001500)="8dbf65f4c9ca9785b5466647beca7f6edb99c550c42ccba586d7a1608d56aab6ff730b61d07a5e8c19e799482565f4957ba1b6345430caa351cb7fca1334754bb099fd750f88532e82f908857cd226554c77546ce84cf83121ee754d44dac183981cde5649286e64e8fa2c9fe87596b72ce27ccc2f3ed9dbdb5cb2586e76df70f3b9dd7d3a8d354890f06dc6fadf0dde4a99722f2fc8b7cd0f4dd65e7720a29031d273", 0xa3}, {&(0x7f00000015c0)="f11b6bf3fce124fa2ed6a93bf5199e003da0b4ad26b5ea7540fd03ab4d63564e3e3d4d45ed68370a87186c6b71c93f4dd1bf89b3cb3e4eadd106de7fd34d4d1b1ae53fb708e055dd96f90f9607c89ae54e28bd66e3c4040bba0419ccf480d60c47b5eaede1c2c4bea9a9a71fba5dda145997adeef9b3e04c54ebfc785bbd741baf0a219cfb1164e235946e9bd9a8a979bb6c39fa3a4a23b8c2a0bd19b3d66216ce4e4b74e2df735fe991e116bc98bf6795d97ffba93677db426b23ae64a452a0729f2af1470028ac16320e078aa76a42b6b0cb53572bf3980968e893a3e4", 0xde}, {&(0x7f00000016c0)="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", 0xfc}], 0xa, &(0x7f0000001c00)=[@cred={0x18, 0x1, 0x2, r1, r2, r3}, @rights={0x14, 0x1, 0x1, [r0, r0]}, @rights={0x10, 0x1, 0x1, [r0]}, @cred={0x18, 0x1, 0x2, r4, r5, r6}, @rights={0x10, 0x1, 0x1, [r0]}, @rights={0x18, 0x1, 0x1, [r0, r0, r0]}], 0x7c, 0x80}, 0x0) getsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000001cc0), &(0x7f0000001d00)=0x4) 2018/05/20 01:43:17 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:17 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) r1 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3, 0x80011, r1, 0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x0, 0x0) ioctl$KDSKBSENT(r2, 0x4b49, &(0x7f0000000080)="cb656bcee7f719681367e66f3ffe5789a5af7212b759fb1dd417f0cf977751298cd17d2a437f9a2b00266adeb970f3f0ba7dadf07d5747ae902d7b54c41f7d88102c909702e60013eaafc584c8") inotify_init1(0x80000) sendmmsg(r0, &(0x7f0000000140), 0x7b, 0x0) 2018/05/20 01:43:17 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3502.291151] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:17 executing program 3: mprotect(&(0x7f0000086000/0x4000)=nil, 0x4000, 0x201) sysinfo(&(0x7f0000000080)=""/194) [ 3502.342265] l2tp_ppp: sess 4/0: set flags=50331648 2018/05/20 01:43:17 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x500]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:17 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:17 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) syz_emit_ethernet(0x32, &(0x7f00000000c0)={@random="01ada365adde", @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [{[{0x9100, 0x9, 0x80000000}], {0x8100, 0x7, 0x0, 0x4}}], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0xffffff84, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0xffffffff}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000000)=0x5bcf41d5, 0x4) 2018/05/20 01:43:17 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3502.462966] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:17 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x4000) getsockopt$inet6_opts(r1, 0x29, 0x3f, &(0x7f0000000040), &(0x7f0000000080)) socket$inet_sctp(0x2, 0x0, 0x84) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000100)=@nat={'nat\x00', 0x19, 0x3, 0x36c, [0x20000fc0, 0x0, 0x0, 0x2000122c, 0x200012fc], 0x0, &(0x7f00000002c0), &(0x7f0000000fc0)=ANY=[@ANYBLOB="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"]}, 0x3bc) 2018/05/20 01:43:17 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7a000000) 2018/05/20 01:43:17 executing program 5: r0 = mq_open(&(0x7f00005a1ffb)='eth0\x00', 0x42, 0x0, &(0x7f0000000000)) r1 = epoll_create(0x7fff) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x5, 0x108000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet(0x10, 0x3, 0x9) sendmsg(r2, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000180)}, 0x0) r3 = getpgid(0xffffffffffffffff) setsockopt$inet_dccp_int(r2, 0x21, 0x1, &(0x7f0000000440)=0x7, 0x4) r4 = socket$packet(0x11, 0x3, 0x300) listxattr(&(0x7f0000000140)='./file0\x00', &(0x7f00000002c0)=""/253, 0xfd) pipe2(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$sock_inet_sctp_SIOCINQ(r5, 0x541b, &(0x7f0000000400)) setsockopt$packet_buf(r4, 0x107, 0xf, &(0x7f00000000c0)="f8f550e6", 0x4) r7 = socket(0x0, 0x1, 0x0) fsync(r1) ioctl(r7, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_emit_ethernet(0x1, &(0x7f0000000500)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaabb010001003a0600080000fe020000000000000000bbff0200000000b3d0000000000000000100000000000890780000000000"], &(0x7f0000000100)) fcntl$lock(r1, 0x7, &(0x7f00000003c0)={0x1, 0x3, 0x100000000, 0x3, r3}) setsockopt$ax25_int(r6, 0x101, 0xe, &(0x7f0000000280)=0x7fff, 0x4) pkey_alloc(0x0, 0x3) ioctl$EVIOCGPHYS(r5, 0x80404507, &(0x7f0000000180)=""/69) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000080)) mq_timedreceive(r0, &(0x7f0000000040)=""/53, 0x35, 0x0, &(0x7f00000000c0)={0x0, 0x1c9c380}) 2018/05/20 01:43:17 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:17 executing program 7: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000001780)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001740)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f00000017c0)=@bind_ip={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, r1}}, 0x30) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000240)='/dev/snapshot\x00', 0x100, 0x0) recvfrom$unix(r2, &(0x7f0000000280)=""/42, 0x2a, 0x10002, &(0x7f00000002c0)=@file={0x1, './file0\x00'}, 0x6e) r3 = accept4(0xffffffffffffffff, &(0x7f0000000040)=@nl, &(0x7f0000000100)=0x80, 0x800) ioctl$sock_inet_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0xfe, {0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, {0x2, 0x4e23, @loopback=0x7f000001}, {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x14}}, 0x0, 0x7, 0x63c, 0xffffffffffffff32, 0x7, &(0x7f0000000140)='yam0\x00', 0x8, 0x3ff, 0xa5a}) write$rdma_cm(r0, &(0x7f0000000200)=@listen={0x7, 0x8, 0xfa00, {r1, 0xbe0}}, 0x10) write$rdma_cm(r0, &(0x7f0000000000)=@listen={0x7, 0x8, 0xfa00, {r1}}, 0x10) 2018/05/20 01:43:17 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={0xffffffffffffff9c}) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000080)='ip_vti0\x00') r1 = getpgrp(0x0) gettid() rt_sigprocmask(0x0, &(0x7f0000032ff8)={0xffffffffffffff7f}, 0x0, 0x8) r2 = signalfd4(0xffffffffffffffff, &(0x7f0000000000)={0xfffffffffffffdb0}, 0x7, 0x0) rt_tgsigqueueinfo(r1, r1, 0x1f, &(0x7f00000000c0)={0x0, 0x0, 0x20000001}) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock\x00', 0xc0400, 0x0) ioctl$SG_SET_TIMEOUT(r3, 0x2201, &(0x7f0000000140)=0x2) read(r2, &(0x7f0000481000)=""/128, 0x80) 2018/05/20 01:43:17 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:17 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:18 executing program 7: r0 = memfd_create(&(0x7f0000000140)="2d42d54e49c56aba707070f00884a26d003a2900bb8dacac76617d6b6e6823cb290fc8c03a9c631064eea98b4363ad899c6bdec5e936dd55a93dcd4a78aa8f7eb93061a9b2044b98933f8851f7d61da1ce8b19eaefe3abb6a52434d6fe370fe7d924ce20ab4eaec9bdd36740e127730e90f2cd72b828", 0x0) pwrite64(r0, &(0x7f000003bfff)='/', 0x1, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r0, 0x0) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000000)={0x4, 0x400, 0x6, 0x1b}, 0x10) lseek(r0, 0x0, 0x2) sendfile(r0, r0, &(0x7f0000317000), 0x7f8) symlink(&(0x7f0000001000)='./file0\x00', &(0x7f0000000080)='./file0\x00') stat(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)) keyctl$set_reqkey_keyring(0x4, 0xdffffffffffffffa) mkdirat$cgroup(r0, &(0x7f0000000040)='syz1\x00', 0x1ff) [ 3503.122886] Unknown ioctl 8705 [ 3503.128184] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3503.157150] Unknown ioctl 8705 [ 3503.179555] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3503.211478] l2tp_ppp: sess 4/0: set flags=2046820352 [ 3503.249105] xt_time: invalid argument - start or stop time greater than 23:59:59 [ 3503.321074] xt_time: invalid argument - start or stop time greater than 23:59:59 2018/05/20 01:43:18 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:18 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:18 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:18 executing program 3: r0 = gettid() rt_sigprocmask(0x0, &(0x7f0000037ff8)={0xfffffffffffffffe}, 0x0, 0x8) alarm(0x800000800000003) rt_sigtimedwait(&(0x7f0000000000)={0xfffffffffffff6b1}, &(0x7f0000000040), &(0x7f0000000080)={0x77359400}, 0x8) rt_sigqueueinfo(r0, 0xe, &(0x7f00000000c0)={0x0, 0x0, 0xfffffffffffffffe}) 2018/05/20 01:43:18 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x5) 2018/05/20 01:43:18 executing program 5: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x101000, 0x0) setsockopt$inet_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000000100)={0x303, 0x33}, 0x4) r1 = syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"79616d300001178b00", 0x4012}) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f0000000000)={'tunl0\x00', 0x400}) 2018/05/20 01:43:18 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x8000, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r0, 0x81785501, &(0x7f0000000040)=""/4096) r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_GET_SG_TABLESIZE(r1, 0x227f, &(0x7f0000000240)) clock_adjtime(0xfffffffffffffffb, &(0x7f0000f74f98)={0xcc, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0xfffffffffffffffc, 0x0, 0x9, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc}) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r0, 0xc008551b, &(0x7f0000001040)={0x101, 0x14, [0x6000000000000000, 0x8, 0x80000001, 0x1, 0x8]}) 2018/05/20 01:43:18 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f000099e000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000300)='o', 0x1, 0x20008005, &(0x7f0000000200)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$TIOCNXCL(r1, 0x540d) recvfrom(r0, &(0x7f0000000240)=""/101, 0x9c, 0x103, 0x0, 0x234) 2018/05/20 01:43:18 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:18 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3503.454404] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3503.475298] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:18 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-camellia-aesni-avx2\x00'}, 0x3a6) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000af2000)="8be3000000010000", 0x8) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) r2 = syz_open_dev$dmmidi(&(0x7f0000000100)='/dev/dmmidi#\x00', 0x40, 0xcfffd) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0x0, 0x4) sendmmsg$alg(r1, &(0x7f0000001800)=[{0x0, 0x0, &(0x7f0000001380)=[{&(0x7f00000010c0)="9643d723f90b17690dd0b7c04b6a", 0xe}, {&(0x7f00000013c0)="eb2f8e3a811aed7b4c24dc0cb69b0c412b1a79d40fc8a82bd1b16bdd81c813af1da8d79e59b016ead1b2fdffa65a5ecc9865c592f33f4ecf5453da4ea062e833c635e6387b938bdc349873f36d52df2ae50c603329be98714ac5b195e6121549812ff729b1a93a19edd05d503035b159059fcfac68ea709bcde0f3ee374866689efc901038ef1c2bdb65809d097df4495750f75d209733742406532aea44660d37", 0xa1}], 0x2, &(0x7f00000017c0)}], 0x1, 0x0) [ 3503.506136] l2tp_ppp: sess 4/0: set flags=5 2018/05/20 01:43:18 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) connect(r0, &(0x7f0000000000)=@sco={0x1f}, 0x80) bind$inet6(r0, &(0x7f0000000140)={0xa, 0x4e24, 0x0, @loopback={0x0, 0x1}, 0x5}, 0x1c) r1 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0xff, 0x244201) ioctl$KVM_SET_TSC_KHZ(r1, 0xaea2, 0x1) ioctl$VT_WAITACTIVE(r1, 0x5607) sendto$inet6(r0, &(0x7f0000000200)="a1", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000e40)=ANY=[@ANYBLOB="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", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000000ffff7f00000100000000000000000000000000000000ffffffffffffff00ffffffffffffffffffffff00ffffffffffffffffff00000076657468305f746f5f7465616d00000074756e6c300000000000000000000000000000000000000000ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003c000600400000000000000000000000000000002402480200000000000000000000000000000000000000000000000038017274000000000000000000000000000000000000000000000000000000000600000001000000ae0800000300000010010000fe80000000000000000000000000000ffe8000000000000000000000000000bb00000000000000000000000000000000fe8000000000000000000000000000bbfe80000000000000000000000000000fff020000000000000000000000000001ff010000000000000000000000000001fe8000000000000000000000000000aaff020000000000000000000001000001fe8000000000000000000000000000bb0000000000000000000000000000000100000000000000000000000000000001fe8000000000000000000000000000bb00000000000000000000000000000000fe80000000000000000000000000000d00000000000000000000000000000000020000002400727066696c74657200000000000000000000000000000000000000000000040000002400434845434b53554d0000000000000000000000000000000000000000000001000000fe8000000000000000000000000000bb00000000000000000000000000000000000000ffffffffffffffff000000000000000000000000006fa7ad06ffffffff69705f7674693000000000000000000073797a5f74756e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030000000000004403a70420000000000000000000000000000000100154010000000000000000000000000000000000000000000000002400727066696c74657200000000000000000000000000000000000000000000060000002400727066696c74657200000000000000000000000000000000000000000000020000004400534e50540000000000000000000000000000000000000000000000000000fe8000000000000000000000000000bb000000000000000000000000000000012c05ff0300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c800f00000000000000000000000000000000000000000000000000028004d41524b0000000000000000000000000000000000000000000000000002000000009088742900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ec0014020000000000000000000000000000000000000000000000002400727066696c746572000000000000000000000000000000000000000000000800000028015345434d41524b0000000000000000000000000000000000000000000000010000000000000073797374656d5f753a6f626a6563745f723a73657472616e735f7661725f72756e5f743a7330000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000fe8000000000000000000000000000bbffffffffffffffffffffff00ffffff00ffffff00ffffffffff000000ffffffff76657468315f746f5f6272696467650076657468305f746f5f62726964676500000000000000000000ff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000330003020c0000000000000000000000000000003002680200000000000000000000000000000000000000000000000044017363747000000000000000000000000000000000000000000000000000004e204e224e214e200100010002000000080000003c0a000004000000ff010000050000000010000006000000060000000300000001010000000000000000000008000000080000000000ffff04000000010001005e06000002000000ff0f000006000000000400004a000000000001000600000000000000050000000100000080010000a27c000009000000ffffffff08000000d378471c00020000000000808f4c00000100000006000000060000000500000000000000ff0f0000ffff00000000008000000080090000000000000004000000ff03000003000000cd0e00000300000006000000ff03000009000000e1d40000050000000900000080b5000044ffffffff0700000300000006040300ff519e0801141a050100000002000000060000002400727066696c7465720000000000000000000000000000000000000000000004000000380052415445455354000000000000000000000000000000000000000000000073797a300000000000000000000000000c060000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a800cc000000000000000000000000000000000000000000000000002400000000000000000000000000000000000000000000000000000000000000feffffff"], 0xa30) 2018/05/20 01:43:18 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getpid() setsockopt$inet6_int(r0, 0x29, 0x4e, &(0x7f0000000740)=0x10001, 0x4) bind$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) fcntl$setsig(r0, 0xa, 0x2f) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000000240), 0x0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0xd8, &(0x7f0000000040)=[@in6={0xa, 0x4e21, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x7}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e22, 0x1, @mcast2={0xff, 0x2, [], 0x1}, 0x362e}, @in6={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x7}, @in6={0xa, 0x4e24, 0x3, @local={0xfe, 0x80, [], 0xaa}, 0x200}, @in6={0xa, 0x4e24, 0x100, @loopback={0x0, 0x1}, 0x5}, @in={0x2, 0x4e24, @broadcast=0xffffffff}, @in={0x2, 0x4e22, @loopback=0x7f000001}, @in6={0xa, 0x4e21, 0x5, @empty, 0x8}]}, &(0x7f0000000180)=0xc) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f00000001c0)={r3, 0x5ca, 0x3, [0x6, 0x101, 0x4]}, 0xe) ioctl$sock_SIOCBRDELBR(r1, 0x89a1, &(0x7f0000000240)='team_slave_1\x00') 2018/05/20 01:43:18 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x4c00000000000000) 2018/05/20 01:43:18 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:18 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2, 0x3, 0x0, 0x2, 0xb, 0x0, 0x0, 0x0, [@sadb_x_nat_t_type={0x1, 0x8}, @sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0xfffffffb, 0x2}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x58}, 0x1}, 0x40) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x100, 0x0) getgroups(0x2, &(0x7f0000000100)=[0x0, 0x0]) ioctl$TUNSETGROUP(r1, 0x400454ce, r2) 2018/05/20 01:43:18 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:18 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3503.704359] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:18 executing program 5: socketpair$unix(0x1, 0x8, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_int(r0, 0x1, 0xb, &(0x7f0000000000), &(0x7f0000000080)=0x4) r1 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x5, 0x202000) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000100)={0x0, 0xdd, "5df029d83f2473be50d5c7bbe631b0f87104df7e7b073136caa461e06306e47e5c82f6ad54d4380dae1a3d4fa1551a63d0f6ce8613a94425b3afb6d4c94b98d49d673c431f37345b431603c62b6c3e2e0e1a9eae9a4f40670d7aa9ed5ef3d6785dabf20501d57352bd21507e665bc5d1b36ef097c49ff9dcb9e1e51e75afcc4607274a48e892ce0848fa28d031f96971aa47ad496a6695b106643dc8eba59fef9e698c1ac124d6b25326ab974630bb7577e8d9aae102b50a938a36c9c0686b944dff6013d7ac64fef29a571055cb7af076bcfdeb98cf588174dd79c839"}, &(0x7f0000000200)=0xe5) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000240)={r2, @in6={{0xa, 0x4e23, 0x1, @dev={0xfe, 0x80, [], 0x1d}, 0x6}}, 0x9, 0xa75, 0x41, 0x4, 0x4}, &(0x7f0000000300)=0x98) [ 3503.751064] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3503.777790] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:19 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:19 executing program 7: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) close(r0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cgroup.stat\x00', 0x0, 0x0) ioctl$BLKREPORTZONE(r1, 0xc0101282, &(0x7f0000000180)={0x8, 0x5, 0x0, [{0xffffffffffffffff, 0x1000, 0x85a7, 0x9, 0xffffffffffffff61, 0x100, 0x2}, {0x1000, 0x4, 0x8000, 0x6, 0xfffffffffffffff7, 0x1984, 0x8}, {0x8, 0x1, 0x7, 0x2, 0x3, 0x1}, {0x6, 0x7, 0xd8aa, 0x231, 0x9, 0x3, 0x4}, {0x5, 0xf030, 0x9, 0x4, 0x2aeb, 0x8, 0x100000000}]}) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/cuse\x00', 0x121102, 0x0) io_setup(0x8, &(0x7f0000000040)) io_setup(0x8, &(0x7f0000000100)) ioctl$TIOCGSID(r2, 0x5429, &(0x7f0000000080)) 2018/05/20 01:43:19 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xce00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:19 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000fffffffe00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:19 executing program 5: r0 = socket$inet6(0xa, 0x5, 0x4) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) fcntl$setownex(r0, 0xf, &(0x7f00000000c0)={0x2, r1}) r2 = memfd_create(&(0x7f0000813ffa)='ramfs\x00', 0x0) socket$inet6(0xa, 0x6, 0x1) recvmmsg(0xffffffffffffffff, &(0x7f00000013c0)=[{{&(0x7f0000001140)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000012c0), 0x0, &(0x7f0000001300)=""/189, 0xbd}, 0x8}], 0x1, 0x0, &(0x7f00000014c0)) io_setup(0x4, &(0x7f0000000040)=0x0) io_submit(r4, 0x1, &(0x7f0000000140)=[&(0x7f0000000000)={0x0, 0x0, 0x0, 0x8, 0x0, r3, &(0x7f0000000100)="c710dddff29d6e08c6e236ea9c36402f959e93", 0x5, 0x0, 0x0, 0x0, r2}]) 2018/05/20 01:43:19 executing program 2: futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0x0, &(0x7f00003b6ff0)={0x77359400}, &(0x7f0000048000), 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x4000, 0x0) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x202000, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0xea, 0x8, 0x1, r1}) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000fd8000), &(0x7f0000e7fffc), 0x0) r2 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r2, 0x1000000000016) prctl$seccomp(0x16, 0x1, &(0x7f00000000c0)={0x0, &(0x7f0000000200)}) 2018/05/20 01:43:19 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600000000000000) 2018/05/20 01:43:19 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x200, 0x0) ioctl$TCSETAF(r1, 0x5408, &(0x7f0000000140)={0x5, 0x4, 0x80, 0x49bc, 0x3, 0x2, 0x4b, 0xfa, 0x8, 0x80}) sendto$inet6(r0, &(0x7f0000000140), 0x0, 0x400906e, &(0x7f00000000c0)={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000040)={r0}) bind$ax25(r2, &(0x7f0000000080)={0x3, {"5a8fee0951aed5"}, 0x9d}, 0x10) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000000)=0x2, 0x4) [ 3504.601939] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:19 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000ebff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3504.645751] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:19 executing program 7: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0xd1, &(0x7f0000000000), 0x4) socket$inet_dccp(0x2, 0x6, 0x0) 2018/05/20 01:43:19 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:19 executing program 3: r0 = memfd_create(&(0x7f0000000280)='#em1#+\x00', 0x0) write(r0, &(0x7f00000002c0)="0601b4", 0x3) sendfile(r0, r0, &(0x7f0000001000), 0x10002) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) ioctl$KVM_SET_IRQCHIP(r0, 0x8208ae63, &(0x7f0000000100)=@ioapic={0x10f000, 0x5, 0x0, 0x1, 0x0, [{0x8, 0x7, 0xfffffffffffff001, [], 0xa}, {0x4, 0x1000, 0x7f, [], 0x1}, {0x4e, 0x3f, 0x4, [], 0x4}, {0x8a3a, 0xf56a, 0x3, [], 0x200}, {0xb58, 0x0, 0x7, [], 0x2}, {0x7, 0x9, 0xc919, [], 0x3}, {0x9e3, 0x3, 0x7fff, [], 0x2}, {0x8, 0xffffffffffffffde}, {0xffffffffffffffe3, 0x100000000, 0x5, [], 0x1800}, {0xffffffff, 0xfff, 0x0, [], 0x2}, {0x67d, 0x1, 0x2, [], 0xffffffffffffffb8}, {0x4, 0xffffffff80000001, 0x2, [], 0x5}, {0x7, 0x401, 0x401, [], 0x6cd81325}, {0x9, 0x7, 0x5, [], 0x6}, {0x80, 0x40, 0x10000, [], 0x700000000000}, {0xdc3, 0x0, 0x6, [], 0x8001}, {0x6, 0x3844bbb1, 0xeab1, [], 0x8}, {0x50ef, 0xb6e, 0x8, [], 0x4b8}, {0xff, 0x2, 0x80000000, [], 0x40}, {0x3ff, 0x80000000, 0x7, [], 0xfffffffffffff800}, {0x2, 0x0, 0x1, [], 0x3}, {0x400, 0x8, 0x2310, [], 0x7}, {0x101, 0x3ff, 0x0, [], 0x7915}, {0x3, 0x1000, 0x5, [], 0x5}]}) timer_settime(0x0, 0x0, &(0x7f00000000c0)={{}, {0x0, 0x989680}}, 0x0) [ 3504.666161] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:19 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000097ffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:19 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xfdfdffff00000000) 2018/05/20 01:43:19 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x20000, 0x0) ioctl$KDGKBMETA(r2, 0x4b62, &(0x7f00000000c0)) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)) dup2(r0, r1) 2018/05/20 01:43:19 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:19 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa00000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3504.870220] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:19 executing program 5: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) dup(r0) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_buf(r1, 0x107, 0x1, &(0x7f0000000000), 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x220000, 0x20) 2018/05/20 01:43:19 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000ffffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3504.891589] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3504.918722] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:19 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:19 executing program 7: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000058000)={&(0x7f000023f000)=ANY=[@ANYBLOB="840008000000000000bf7000ffffffff0000fffc0c00000000000000000000005b659a62290ffc380900000000000000a04810d464fbc3b4c1b4e2bf501fb1010400000000004dd3050bc1700612dbc3080c91745fa158cf0d70309f7f1969136eee80b1ecb81f774944682c3f46cc41dfd732ff000000000000000000ff0000000000"], 0x83}, 0x1}, 0x0) r0 = syz_open_dev$adsp(&(0x7f0000000280)='/dev/adsp#\x00', 0xfffffffffffeffff, 0x40000000480001) ioctl$SNDRV_TIMER_IOCTL_GINFO(r0, 0xc0e05403, &(0x7f00000000c0)={{0x0, 0x0, 0x1, 0x0, 0x3f}, 0x8, 0x81, 'id0\x00', 'timer1\x00', 0x0, 0x5, 0x7, 0x400, 0xffffffffffff0000}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000000480)={@mcast2, 0x0}, &(0x7f00000004c0)=0x14) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f0000000500)={@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, r2}, 0x14) setsockopt$inet6_tcp_int(r1, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x263) setsockopt$inet6_tcp_int(r1, 0x6, 0x1b, &(0x7f0000000000)=0x1, 0x4) connect$inet6(r1, &(0x7f0000070fe4)={0xa}, 0x1c) [ 3505.491718] audit: type=1326 audit(1526780600.344:3595): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=3754 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f08cb9 code=0x0 [ 3505.561377] audit: type=1326 audit(1526780600.414:3596): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=3754 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f08cb9 code=0x0 2018/05/20 01:43:20 executing program 3: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x1e, 0x5, 0x0) r2 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000380)='/dev/urandom\x00', 0x400000, 0x0) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={0x0, 0x4}, &(0x7f0000000440)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000480)={r3, 0x200, 0xa, [0x80000001, 0x2, 0x1, 0x4, 0x9, 0x9, 0x10001, 0x5, 0x4de, 0x42bd]}, 0x1c) ioctl$DRM_IOCTL_INFO_BUFS(r2, 0xc0086418, &(0x7f00000003c0)={0x9c4, 0x0, 0x2, 0x1, 0x6, 0x200}) bind(r1, &(0x7f0000afb000)=@generic={0x1e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb3151d24acef1f1622ca5bdb9c8ea31000077aeb81c90001b6d7c980400000000f70dc136cb184a"}, 0x80) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f00000000c0)={0x0, 0x73, "2fe1ce137b398fafd1bc02adc70b8d0777d9557fdc9874c3da4d9ee9705e29e4ca8287b5d852465b30cfb967a2fc90c75d61421a5081b0e957f24ea28761f9c9251b6f081a1fa70ad4838482422a05f16cba742e7eaca74f892410f44280773e006003fd06ecd54021c9e36968735db19bde97"}, &(0x7f00000001c0)=0x7b) setsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000200)={r4, 0x6f}, 0x8) ioctl$sock_inet6_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000400)) r5 = getpgid(0xffffffffffffffff) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000002c0)={0x0, 0x0, 0x0}, &(0x7f0000000300)=0xc) setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000340)={r5, r6, r7}, 0xc) r8 = socket(0x1e, 0x5, 0x0) rt_sigpending(&(0x7f0000000040), 0x8) sendmsg(r8, &(0x7f0000316000)={&(0x7f0000373000)=@generic={0x10000000001e, "01000000000000004700ef01af268c573c5bf86c483724d41e14dd6a739eff090000000000000000d79f00000000000000076c3f010039d8f986ff03000000000000e550d5fe32c419d67bcbc7e3ad316a1983000000fc341c1fc75624281e27800ece70b076cf979ac40000bd767e2e7821dfd300981a1565b3b16d7436"}, 0x80, &(0x7f00000000c0), 0x0, &(0x7f00002d4000)}, 0x40800) ioctl$sock_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000000)) ftruncate(r0, 0x6) 2018/05/20 01:43:20 executing program 5: r0 = memfd_create(&(0x7f0000000280)='#em1#+\x00', 0x0) write(r0, &(0x7f00000002c0)="0601b466b0af72831d756ee9e1", 0xd) openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x10000, 0x108) sendfile(r0, r0, &(0x7f0000001000), 0x10002) ioctl$DRM_IOCTL_FREE_BUFS(r0, 0x4008641a, &(0x7f00000000c0)={0x6, &(0x7f0000000000)=[0x59, 0x20, 0x1c000000, 0x29, 0xffffffff, 0x3e]}) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000200), 0x0) ioctl$BLKRRPART(r0, 0x125f, 0x0) 2018/05/20 01:43:20 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:20 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x4800000000000000) 2018/05/20 01:43:20 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:20 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:20 executing program 7: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_open_dev$midi(&(0x7f0000000400)='/dev/midi#\x00', 0xc1d, 0x800) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r1, 0x29, 0x41, &(0x7f0000000440)={'raw\x00', 0x5, [{}, {}, {}, {}, {}]}, 0x78) r2 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000340)='/dev/urandom\x00', 0x40040, 0x0) ioctl$EVIOCGBITSND(r2, 0x80404532, &(0x7f0000000380)=""/34) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x400, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r3, 0xc0bc5310, &(0x7f00000000c0)) ioctl$VHOST_SET_LOG_FD(r3, 0x4004af07, &(0x7f00000003c0)=r3) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x90e1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$unix(r0, &(0x7f0000000240)=@file={0x0, './file0\x00'}, 0x6e) lstat(&(0x7f0000000200)='./file0\x00', &(0x7f00000002c0)) 2018/05/20 01:43:20 executing program 2: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = accept4(0xffffffffffffffff, &(0x7f0000000180)=@ipx, &(0x7f0000000200)=0x80, 0x80800) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x2, 0x32, r0, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000140)='./control/file1\x00', &(0x7f0000000100)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='./control\x00') ioctl$SNDRV_TIMER_IOCTL_INFO(r1, 0x80e05411, &(0x7f0000000080)=""/28) close(r1) 2018/05/20 01:43:20 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3505.744977] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3505.777586] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:20 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3505.812766] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:21 executing program 7: r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000080)='loginuid\x00') ioctl$sock_inet_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000000)) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f00000000c0)={0x0, 0xb5, "3af137db1d718373a2d8f8ec4b53c8307e2aecda826b53010074301d849495c52b42a4ebca0d97636be5ffa2001ba4e8c5da9cd0a359efb85ef3c9ef2d032256b1ea863e82fda4ab47e17d035363978f111199eae0e88f7c865758cd3cecadb80657272f7d710e0f905b18f9897dcccef756b59d8028a605233dad17e09b3b0d3954e60467086a0ccc9a73df05729ee7dfdd148d44ccd2b6c30fae806e776271d1d43f1dc30ed64459510c6b25e7feb0e6d20385e8"}, &(0x7f0000000040)=0xbd) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000180)={0x5, 0x3, 0x1, 0x3, r2}, 0x10) pwritev(r1, &(0x7f0000000500)=[{&(0x7f0000000400)="85", 0x1}], 0x1, 0x0) 2018/05/20 01:43:21 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x19}}}, 0x1c) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x5}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f00000000c0)) sendmsg$IPVS_CMD_GET_DEST(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10}, 0x4, &(0x7f0000000080)={&(0x7f0000000080)=ANY=[]}, 0x1}, 0x0) clock_gettime(0x1, &(0x7f0000000480)={0x0, 0x0}) timer_settime(0x0, 0x1, &(0x7f0000000440)={{0x0, r2+30000000}, {0x0, 0x9}}, &(0x7f0000000380)) tkill(r1, 0x100400000001a) 2018/05/20 01:43:21 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x74000000) 2018/05/20 01:43:21 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:21 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000fffffffd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:21 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0xe4802, 0x0) r1 = socket(0x2, 0xa, 0x0) bind$netrom(r1, &(0x7f0000000100)=@full={{0x3, {"50de0e1e06a2ab"}}, [{"96cde6c5ee0e4d"}, {"4bcd76b74503e7"}, {"d95cff71bdb533"}, {"d0018f1a42e1a9"}, {"a01b13052d54db"}, {"ccbd52ff8b78cd"}, {"74f0ccfca58a00"}, {"7231b23f154da0"}]}, 0x48) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000001c0)={{{@in=@rand_addr, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@multicast1}}, &(0x7f00000002c0)=0xe8) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000300)={@empty, @rand_addr, 0x0}, &(0x7f0000000340)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000380)={'eql\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00000005c0)={{{@in6=@dev, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @multicast2}}, 0x0, @in6=@mcast2}}, &(0x7f00000006c0)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000700)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@dev}}, &(0x7f0000000800)=0xe8) recvmmsg(r0, &(0x7f0000003440)=[{{&(0x7f0000000840)=@ax25, 0x80, &(0x7f0000001c40)=[{&(0x7f00000008c0)=""/68, 0x44}, {&(0x7f0000000940)=""/142, 0x8e}, {&(0x7f0000000a00)=""/7, 0x7}, {&(0x7f0000000a40)=""/178, 0xb2}, {&(0x7f0000000b00)=""/39, 0x27}, {&(0x7f0000000b40)=""/210, 0xd2}, {&(0x7f0000000c40)=""/4096, 0x1000}], 0x7, &(0x7f0000001c80)=""/226, 0xe2, 0x7}, 0x88}, {{0x0, 0x0, &(0x7f0000002040)=[{&(0x7f0000001d80)=""/31, 0x1f}, {&(0x7f0000001dc0)=""/130, 0x82}, {&(0x7f0000001e80)=""/96, 0x60}, {&(0x7f0000001f00)=""/150, 0x96}, {&(0x7f0000001fc0)=""/116, 0x74}], 0x5, &(0x7f0000002080)=""/64, 0x40, 0x609}, 0xfffffffffffffff9}, {{&(0x7f00000020c0)=@hci={0x0, 0x0}, 0x80, &(0x7f00000033c0)=[{&(0x7f0000002140)=""/53, 0x35}, {&(0x7f0000002180)=""/152, 0x98}, {&(0x7f0000002240)=""/4096, 0x1000}, {&(0x7f0000003240)=""/68, 0x44}, {&(0x7f00000032c0)=""/100, 0x64}, {&(0x7f0000003340)=""/91, 0x5b}], 0x6, &(0x7f0000003400)=""/44, 0x2c, 0x4}, 0xffff}], 0x3, 0x10000, &(0x7f00000034c0)={0x0, 0x1c9c380}) accept4$packet(0xffffffffffffffff, &(0x7f0000003500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000003540)=0x14, 0x80000) getpeername$packet(r0, &(0x7f0000003580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000035c0)=0x14) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000003880)={0x0, @remote, @local}, &(0x7f00000038c0)=0xc) accept4$packet(r0, &(0x7f0000003900)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000003940)=0x14, 0x80000) getsockname$packet(r1, &(0x7f0000003980)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000039c0)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000003a00)={{{@in=@multicast1, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@loopback}}, &(0x7f0000003b00)=0xe8) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000004140)={0x0, @empty, @loopback}, &(0x7f0000004180)=0xc) getsockopt$inet_mreqn(r1, 0x0, 0x23, &(0x7f00000041c0)={@dev, @rand_addr, 0x0}, &(0x7f0000004200)=0xc) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f00000000c0)={0x0, @local, @loopback}, &(0x7f0000000180)=0xc) getsockopt$inet6_mreq(r1, 0x29, 0x0, &(0x7f0000004380)={@loopback, 0x0}, &(0x7f00000043c0)=0x14) sendmsg$TEAM_CMD_NOOP(r1, &(0x7f0000004b40)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80023}, 0xc, &(0x7f0000004b00)={&(0x7f0000004400)={0x6d4, r2, 0x408, 0x70bd2a, 0x25dfdbff, {}, [{{0x8, 0x1, r3}, {0x110, 0x2, [{0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x24, 0x4, [{0x7fff, 0x7fffffff, 0x4, 0x40}, {0x4, 0x4, 0x5, 0x8}, {0x1, 0x2, 0x1, 0x5}, {0x4, 0x3, 0x8, 0x1}]}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x3}}, {0x8, 0x7}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r4}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x8000}}, {0x8, 0x7}}}]}}, {{0x8, 0x1, r5}, {0x1f0, 0x2, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x4}}}, {0x3c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0xc, 0x4, [{0xc1, 0x1, 0x7, 0x7}]}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x6}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r6}}, {0x8, 0x7}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xbd}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x12eed5e}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r8}}}]}}, {{0x8, 0x1, r9}, {0xb0, 0x2, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r11}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x40}}}]}}, {{0x8, 0x1, r12}, {0xe8, 0x2, [{0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x7}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xcfc5}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'random\x00'}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x60}}}]}}, {{0x8, 0x1, r13}, {0x17c, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r14}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r15}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0xf350}}, {0x8, 0x7}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r16}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r17}}}]}}, {{0x8, 0x1, r18}, {0x7c, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x9}}}]}}]}, 0x6d4}, 0x1, 0x0, 0x0, 0x5}, 0x20000040) 2018/05/20 01:43:21 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:21 executing program 2: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x8, 0xeb, 0x0, 0x3ff, 0x0, 0xfe, 0xa0, 0xc, 0x4, 0xfffffffeffffffff, 0x5, 0x400, 0x64dd, 0x4, 0x9b, 0xce16, 0x6f, 0xac, 0x0, 0x400, 0x8, 0x5, 0xdc, 0x5, 0x5, 0x7, 0x9, 0x3, 0x80000001, 0x200, 0x4787, 0x8, 0x9, 0x8, 0x0, 0x3, 0x0, 0x304f, 0x3, @perf_bp={&(0x7f0000000000), 0x4}, 0x4000, 0x0, 0x0, 0x3, 0x7, 0x7, 0x7}, r1, 0xd, r0, 0x2) membarrier(0x2, 0x0) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000100)='/dev/uinput\x00', 0x100, 0x0) ioctl$TCSBRKP(r2, 0x5425, 0x9) [ 3506.854710] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:21 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:21 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000000100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:21 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="1c000000000bffff0000000000000000006a9f896816daec00000008"], 0x1c}, 0x1}, 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x100) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x80000000000002, &(0x7f0000000140)=0x78, 0x4) bind$inet(r2, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$inet_tcp_int(r2, 0x6, 0x19, &(0x7f0000000100)=0x4, 0x4) sendto$inet(r2, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendto$inet(r2, &(0x7f0000000000), 0xff6c, 0x1, &(0x7f00000000c0)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) setsockopt$inet_buf(r1, 0x0, 0x24, &(0x7f0000000140)="385f6c1494fc39d92c5d9ae0056e109d5f185b01407bc321ba656fe164586a1c4262624cf62e1b622cff46476313188033b756989017788cd35a48902b495508b0dd67938deb46026b8e99aaafe4cbbc6e51ec97eb5a2093ed2c2d06dc166f9aa2633debe7f6c207f8560dd3283f3517463ab63cd7c1ef40409e3533fba8429774150704a8539e13dff9e0f76f4a71fea20ba8155836598c9674ee9d106a2ab2594412a676313fd33b009c9d9b004f24efc8e91eecd59f13aaaca11f8b60ba595bdb700f1849e8befb9a06556639c6c8c1e9a36bc680d5f6b1280b0011584b2dbabdf8cad552143b8a7632d60cd118a0342e005a1390175d", 0xf8) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r1, 0x4010ae68, &(0x7f0000000040)={0x5000, 0x11c000}) 2018/05/20 01:43:21 executing program 3: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x400000, 0x0) ioctl$DRM_IOCTL_MODE_SETCRTC(r0, 0xc06864a2, &(0x7f0000000180)={&(0x7f0000000040)=[0x5, 0x7fff, 0x8, 0xfffffffffffffffa, 0x9, 0x56b], 0x6, 0x0, 0x5, 0x0, 0x1000, 0x100000001, {0x3, 0x8, 0xff, 0x6, 0x2, 0x4, 0xbb3, 0x204000000, 0x0, 0x800, 0x9, 0xd2, 0x20, 0xdf91, "ee1799ff86e5815632889e2ecc8e0805be6bfd7ce161d6e0ec8278527989e9aa"}}) write$sndseq(r0, &(0x7f0000000040), 0x0) setsockopt$inet_opts(r0, 0x0, 0x0, &(0x7f0000000080)="b21cd9d908a9753faabea192d38c8304d2f353c6a73025572f0e29217b1407a4a0ee4fbc3510fd8494e432a6575ca71e72f63f71ef8d135f7bc5db184987355a9f6d964277d5a05cb10f76", 0x4b) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0xff, @mcast2={0xff, 0x2, [], 0x1}, 0x1ff}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e20, @multicast1=0xe0000001}], 0x4c) [ 3506.874908] l2tp_ppp: sess 4/0: set flags=1946157056 2018/05/20 01:43:21 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x4c) 2018/05/20 01:43:21 executing program 2: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={0xffffffffffffffff, 0x3, 0x1, 0x3, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000100)=""/35) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$unix(r2, &(0x7f0000000580)={&(0x7f0000000400)=@abs, 0x6e, &(0x7f0000000040), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="14000000010f000001000000", @ANYRES32=r1, @ANYRES32=r2], 0x14}, 0x0) 2018/05/20 01:43:21 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3506.959268] netlink: 8 bytes leftover after parsing attributes in process `syz-executor7'. 2018/05/20 01:43:21 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x2) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfe}, 0xc) sendmsg(r0, &(0x7f0000000940)={&(0x7f0000000140)=@nl=@proc={0x10, 0x0, 0x25dfdbfe}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000780)}, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x8000, 0x0) 2018/05/20 01:43:21 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:21 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3507.105416] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3507.118248] l2tp_ppp: sess 4/0: set flags=76 2018/05/20 01:43:22 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7) 2018/05/20 01:43:22 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:22 executing program 5: r0 = gettid() exit(0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x5, 0x8000) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a45323, &(0x7f0000000040)={{0x2, 0x2}, 'port0\x00', 0x38, 0x0, 0x80000001ff, 0xfffffffffffffff9, 0x4, 0x9, 0xfffffffffffffffb, 0x0, 0x4, 0x3}) sched_setaffinity(r0, 0x8, &(0x7f0000000300)) 2018/05/20 01:43:22 executing program 7: r0 = socket$inet(0x2, 0x200000002, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0x8, 0x8100) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0485510, &(0x7f0000000300)={0x846c, 0x5, 0x9, 0x401, &(0x7f00000001c0)=[{}, {}, {}, {}, {}]}) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000080)={@multicast1=0xe0000001, @local={0xac, 0x14, 0x14, 0xaa}}, 0xc) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000100)={@multicast1=0xe0000001, @empty, 0x0, 0x2, [@rand_addr, @broadcast=0xffffffff]}, 0x18) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000000)={'bcsh0\x00', {0x2, 0x4e23}}) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x400, 0x0) getsockopt$bt_BT_VOICE(r2, 0x112, 0xb, &(0x7f00000000c0)=0x4, &(0x7f0000000140)=0x2) ioctl$PPPIOCSMRU(r1, 0x40047452, &(0x7f0000000380)=0x2) syz_emit_ethernet(0x2a, &(0x7f00003f3fd5)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=0xffffffffffffffff, @multicast1=0xe0000001}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) ioctl$KVM_SET_XSAVE(r2, 0x5000aea5, &(0x7f00000003c0)={"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"}) 2018/05/20 01:43:22 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffc7a12500000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:22 executing program 2: capset(&(0x7f0000000040)={0x20071026}, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x7}) r0 = socket(0x10, 0x3, 0x0) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="1c000000180001000040000000000000000000000000000000f40000"], 0x1c}, 0x1}, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000380)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000480)={&(0x7f0000000340)={0x10}, 0xc, &(0x7f0000000440)={&(0x7f00000004c0)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="20042abd7000ffdbdf2508000000088cc8d77b28a4ecf80aef000b1430df5e000500010000002000020008000b000a000000ec22cbbcb86314000100ac1414bb00000000000000000000000004000100080005000900000028000100080008000101000008000200000000001400030000000000000000000000"], 0x70}, 0x1}, 0x8000) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0xf8, r2, 0x100, 0x70bd2a, 0x25dfdbfe, {0x11}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x401}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xe327}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_SERVICE={0x5c, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x30}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x22, 0x8}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x63}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6c}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3e}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x20}]}, @IPVS_CMD_ATTR_DEST={0x60, 0x2, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@broadcast=0xffffffff}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x1f}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x3}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x9}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}]}, 0xf8}, 0x1, 0x0, 0x0, 0x50}, 0x4000014) 2018/05/20 01:43:22 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:22 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x0, 0xd43f58e118afee75}, 0x4) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r2, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) r3 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x1, 0x4100) ioctl$VT_DISALLOCATE(r3, 0x5608) ioctl$KVM_IRQ_LINE(r3, 0x4008ae61, &(0x7f0000000180)={0x7, 0xfffffffffffffffe}) syz_emit_ethernet(0x42, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @link_local={0x1, 0x80, 0xc2}, [{[], {0x8100}}], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f00000000c0)) fcntl$getownex(r2, 0x10, &(0x7f00000001c0)={0x0, 0x0}) fcntl$setownex(r1, 0xf, &(0x7f0000000200)={0x3, r4}) [ 3507.859236] netlink: 8 bytes leftover after parsing attributes in process `syz-executor7'. [ 3507.935084] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:22 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3507.980657] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:22 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000002048000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:22 executing program 7: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/.nforce\x00', 0x6001, 0x0) ioctl$VT_SETMODE(r0, 0x5602, &(0x7f0000000000)={0xffffffff80000001, 0x0, 0x5, 0x4}) io_setup(0xe870, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f00000015c0)=[&(0x7f0000000300)={0x0, 0x0, 0xe, 0x1, 0x0, r0, &(0x7f0000000200), 0xfe00, 0x1200}]) read(r0, &(0x7f00000000c0)=""/174, 0xae) [ 3508.001505] l2tp_ppp: sess 4/0: set flags=7 2018/05/20 01:43:22 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x2000000000000000) 2018/05/20 01:43:22 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:22 executing program 3: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='tmpfs\x00', 0x2000000, 0x0) r0 = openat$urandom(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/urandom\x00', 0x0, 0x0) r1 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000140)={0x0, 0x4}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000280)={r2, 0x6}, 0x8) getdents64(r1, &(0x7f00000001c0)=""/149, 0x95) ioctl$VT_GETMODE(r0, 0x5601, &(0x7f00000002c0)) fsync(r1) 2018/05/20 01:43:22 executing program 2: syz_open_dev$vcsa(&(0x7f0000002180)='/dev/vcsa#\x00', 0x1f, 0x0) socket$inet_udp(0x2, 0x2, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f00000021c0)='/dev/audio\x00', 0x0, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) pipe(&(0x7f0000002200)) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000002280)='/dev/vga_arbiter\x00', 0x0, 0x0) socket$key(0xf, 0x3, 0x2) r0 = getegid() syz_fuseblk_mount(&(0x7f00000022c0)='./file0\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0xffffffffffffffff, r0, 0x7, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000002340)='net/ip_vs_stats\x00') openat$kvm(0xffffffffffffff9c, &(0x7f00000023c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) syz_open_dev$ndb(&(0x7f0000002f00)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) socket$nl_crypto(0x10, 0x3, 0x15) socket$inet6_sctp(0xa, 0x5, 0x84) openat$ion(0xffffffffffffff9c, &(0x7f0000002fc0)='/dev/ion\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) eventfd2(0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) openat$nullb(0xffffffffffffff9c, &(0x7f00000039c0)='/dev/nullb0\x00', 0x0, 0x0) userfaultfd(0x0) pipe2(&(0x7f0000003a00), 0x0) socket$inet6_sctp(0xa, 0x5, 0x84) syz_open_dev$tun(&(0x7f0000003b40)='/dev/net/tun\x00', 0x0, 0x0) socket$rds(0x15, 0x5, 0x0) eventfd2(0x0, 0x0) syz_open_dev$binder(&(0x7f0000004e80)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x400800, 0x0) syz_open_dev$ndb(&(0x7f0000005000)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) socket$can_bcm(0x1d, 0x2, 0x2) socket$inet_tcp(0x2, 0x1, 0x0) socket$l2tp(0x18, 0x1, 0x1) openat$nullb(0xffffffffffffff9c, &(0x7f0000005f80)='/dev/nullb0\x00', 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) inotify_init1(0x0) syz_open_dev$sndmidi(&(0x7f0000006b80)='/dev/snd/midiC#D#\x00', 0x2, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_dev$binder(&(0x7f0000006c40)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) socket$nl_route(0x10, 0x3, 0x0) 2018/05/20 01:43:23 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:23 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:23 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3508.226948] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3508.252687] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3508.269731] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:23 executing program 7: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x2, 0x13, r0, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x5}, 0x1c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xffffffffffffffff}, 0x1c) 2018/05/20 01:43:23 executing program 5: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x20000, 0x0) ioctl$DRM_IOCTL_AGP_ENABLE(r0, 0x40046432, &(0x7f0000000040)=0x2) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000080)={0x0, 0x4, "8d525a97"}, &(0x7f00000000c0)=0xc) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x80, 0x8001, 0x0, 0xffffffff, 0xfffffffffffffff8, 0x101, 0x10001, 0x8000, 0x0}, &(0x7f0000000140)=0x20) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000180)={r1, 0x993, 0xb613, 0x56, 0x1, 0x8000, 0x9, 0x1000, {r2, @in={{0x2, 0x4e24, @multicast1=0xe0000001}}, 0xfff, 0x4, 0x4, 0xffffffffa12e362e, 0x100000001}}, &(0x7f0000000240)=0xb0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ashmem\x00', 0x18002, 0x0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f00000002c0)=0x9, 0x4) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000300)={r3, 0x9}, 0x8) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_SIOCBRADDBR(r5, 0x89a0, &(0x7f0000000340)) ioctl$sock_SIOCGIFCONF(r5, 0x8910, &(0x7f00000003c0)=@req={0x20, &(0x7f0000000380)={'bridge_slave_1\x00', @ifru_hwaddr=@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) getsockopt$inet6_tcp_int(r6, 0x6, 0x15, &(0x7f0000000440), &(0x7f0000000480)=0x4) mincore(&(0x7f0000fff000/0x1000)=nil, 0x1000, &(0x7f00000004c0)=""/224) io_setup(0x9, &(0x7f00000005c0)=0x0) io_cancel(r7, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x3, 0x8, r4, &(0x7f0000000600)="cfe6b122a8a2df5ee48998d295364a0a126ade5fe52b6f33f3e969d5adc405474823545a33e729bf50302cc38c6a358b0a77e47a02037e1cdcaa47b6c0905b0af2ebfa0f0232c09760f2df6c53ee1ad861ffb651f688a465c37fc71b734eb91771313b6a34f0247f0f2a3f0e253773ae3e9aaea5c00ed73618353c08537bf95617c7b2080de1dc0a22dd3a69601c0a616fb672c8a38b59623a15836fd2d0b74fadaa83f3ff8e67a85a416af18c80976a489a842efa9f07faa66b5349be513dd1019f8b6fb059c7d7e15cd006cd61ce4ada088514e2c7e45fc08b0e894360266a", 0xe0, 0x8, 0x0, 0x1, r6}, &(0x7f0000000740)) setsockopt$sock_void(r0, 0x1, 0x3f, 0x0, 0x0) mremap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil) ioctl$TCSETA(r0, 0x5406, &(0x7f0000000780)={0xe6, 0xfff, 0x1, 0x200, 0x7, 0x2, 0x7, 0xe1c, 0x8000, 0x92}) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r5, 0x84, 0x7c, &(0x7f00000007c0)={r2, 0x800, 0x8000}, 0x8) ioctl$KVM_GET_XSAVE(r0, 0x9000aea4, &(0x7f0000000800)) ioctl$sock_netdev_private(r8, 0x89fc, &(0x7f0000000c00)="e2a6fde6b16334143a22682ae54cffe67c4496931c20413103196d7391b9fe5a1f478a78832a74593ee390834656693896a110508bde046d7bf14cba26218caf89680866730a223eb245c7e575a87127e488c7484b04954c0e4eebbe2bf07a14e00d0a9dde39fd25d4ec0de24c0f4597bfb56ddb309f4952a7713dcfd0c66bce20ae098c076c6b82885fdda930a1ac4f0cec080f1da9c26d940e65949c03f745e288774b338ded8d8dd4d6946511e7fd8a21d159") setsockopt$inet_sctp6_SCTP_RTOINFO(r5, 0x84, 0x0, &(0x7f0000000cc0)={r1, 0x1, 0x9, 0x1288}, 0x10) fcntl$setflags(r4, 0x2, 0x1) flistxattr(r8, &(0x7f0000000d00)=""/120, 0x78) exit(0x8) ioctl$KVM_REGISTER_COALESCED_MMIO(r6, 0x4010ae67, &(0x7f0000000d80)={0x0, 0x102000}) ioctl$sock_FIOGETOWN(r6, 0x8903, &(0x7f0000000dc0)=0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000e00)={{{@in=@broadcast, @in6=@ipv4={[], [], @broadcast}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@dev}}, &(0x7f0000000f00)=0xe8) fstat(r6, &(0x7f0000000f40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000000fc0)={r9, r10, r11}, 0xc) 2018/05/20 01:43:23 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r2 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0xffffffffffff57f5, 0x8000) ioctl$EVIOCGABS0(r2, 0x80184540, &(0x7f0000000040)=""/230) ioctl$KVM_IRQ_LINE(r1, 0x4020aea5, &(0x7f0000000280)) 2018/05/20 01:43:23 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:23 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe8030000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:23 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7400) 2018/05/20 01:43:23 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:23 executing program 2: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f0000000040)) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f00000002c0)) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x20000, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000100)={0x5, {{0x2, 0x4e20, @broadcast=0xffffffff}}}, 0x84) [ 3508.983527] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3509.020419] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:23 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:23 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$inet(0x15, 0x5, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x1, &(0x7f0000000000)={0x303, 0x33}, 0x4) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) dup3(r0, r1, 0x0) 2018/05/20 01:43:23 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000005b400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3509.039611] l2tp_ppp: sess 4/0: set flags=29696 2018/05/20 01:43:24 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:24 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) fcntl$getflags(r0, 0x409) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0x8000000000000002, 0x4) recvmmsg(r0, &(0x7f00000075c0)=[{{0x0, 0x0, &(0x7f0000007540)}}], 0x1, 0x2, &(0x7f0000007880)) 2018/05/20 01:43:24 executing program 3: socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000080)) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000000)='cpuset.cpus\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f0000000040)={[0x3a, 0x38, 0x2f, 0x36]}, 0x4) 2018/05/20 01:43:24 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7400000000000000) 2018/05/20 01:43:24 executing program 7: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000100)=@get={0x1, &(0x7f00000000c0), 0x1}) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0\x00', 0x8000, 0x20) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000400)={0x54, 0x0, &(0x7f00000002c0)=[@reply={0x40406301, {0x1, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x50, 0x8, &(0x7f0000000200)=[@fd={0x66642a85, 0x0, r0, 0x0, 0x4}, @fda={0x66646185, 0x1, 0x4, 0x1}, @fd={0x66642a85, 0x0, r3}], &(0x7f0000000280)=[0x78]}}, @request_death={0x400c630e, 0x1, 0x2}], 0x9c, 0x0, &(0x7f0000000340)="7a8e820109af5caf23ea871fa4cb11299b9d1075db60781184bc76e243e192a2e1eef8100ace6403cd7c0b221fcd0df1d0952d9349503d7dcdb92bc65e067a175e5ed67c752c08e6d11cb338f8a66f7ffc65389db76731c30da6a448300c6efe4c97a3aa064af0be34529fee7d4f51cc07b64a27944e0d379bc43e17fa6543dcf2aeb216b92d19bd31ba86f1bb660b8d940d92a9fee96ba027937f95"}) syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x2c, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x3, 0x0, 0x0, 0xeaa8, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) syz_open_dev$binder(&(0x7f0000000180)='/dev/binder#\x00', 0x0, 0x2) r4 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x8, 0x400000) ioctl$SNDRV_CTL_IOCTL_TLV_COMMAND(r4, 0xc008551c, &(0x7f0000000140)={0x4, 0x10, [0x5, 0x6fa, 0x0, 0x4]}) 2018/05/20 01:43:24 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8dffffff]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={"73797a5f74756e00000000000000e8ff", 0x0}) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IPT_SO_SET_REPLACE(r2, 0x0, 0x40, &(0x7f00000007c0)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000000000000000000000000000900000003000000f802000000000000ffffffffffffffff1c010000ffffffff64020000ffffffffffffffff64020000ffffffff03000000c920dff25fba2f3c31f196947d5618d4d6bae90e804ce288cdffe477e6d44fc776d23619b3c4c52cd39ac69d01ddd5f4593629c90b473c23", @ANYPTR=&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000bc001c01000000000000000000000000000000000000000000000000240069636d700000000000000000000000000000000000000000000000000000000003016000534554000000000000000000000000000000000000000000000000000000000000000500000000000000e20000000600000048100000040000006bff040080000000ff7f000002000000af5300004000000020000000d20f000008ff2201ac1414aaac1414bbffffffff000000ff65727370616e3000000000000000000062637366300000000000000000000000000000000000000000000000ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ff0001200000000000000000000000000000e800480100000000000000000000000000000000000000000000000050006f736600000000000000000000000000000000000000000000000000000073797a31000000000000000000000000000000000000000000000000000000000500000004000000010000000200000060005345540000000000000000000000000000000000000000000000000000000900000001040000ffffffff0700000009000000010000000100000000000300ffff00003c3b00000100000006000000f9ffffff030000002cfbffff01a00700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007000940000000000000000000000000000000000000000002400000000000000000000000000000000000000000000000000000000000000feffffff"], 0x354) sendmsg$nl_route_sched(r0, &(0x7f0000000780)={&(0x7f0000000640)={0x10}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)=@newtclass={0x24, 0x28, 0x1, 0x0, 0x0, {0x0, r1, {0x0, 0xe}, {0xffff, 0xffff}}}, 0x24}, 0x1}, 0x0) r3 = dup3(r2, r2, 0x80000) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f00000005c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x880000}, 0xc, &(0x7f0000000580)={&(0x7f0000000480)={0xe0, r4, 0x100, 0x70bd2a, 0x25dfdbfd, {0x1}, [@IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x6, 0xc}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@local={0xac, 0x14, 0x14, 0xaa}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_SERVICE={0x1c, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x6}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x20}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_SERVICE={0x64, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback={0x0, 0x1}}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2, 0x1}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x8}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x51}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x10}}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x80}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x1}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x4, 0x1}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x800) 2018/05/20 01:43:24 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000fffffffd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:24 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:24 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000280)="48000000140019900953359bc877004b0101048c590a880900000000000000fe5f0028213ee20600d4ff5bffff00c7e5ed5e00000000c80000000000000000f5ffffffffffffff00", 0x48}], 0x1) syncfs(r0) 2018/05/20 01:43:24 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_ifreq(r0, 0x89f4, &(0x7f0000000080)={"7369743000000000000000ef00", @ifru_settings={0xfffffffffffff216, 0xfff, @fr_pvc_info=&(0x7f00000000c0)={0x0, 'gre0\x00'}}}) 2018/05/20 01:43:24 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3510.062510] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:24 executing program 5: r0 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt(r0, 0x65, 0x10000000002, &(0x7f0000000000)="c8d63f23", 0x4) bind$can_raw(r0, &(0x7f00000000c0)={0x1d}, 0x10) close(r0) [ 3510.094907] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:25 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000000)=ANY=[@ANYBLOB="340000000701ffff000000000000000000000000bf2ece188d5e266c1ad8e1f69e4ec16101da8e7821f1a877d05328"], 0x14}, 0x1}, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x6, 0x101000) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000080)={0x0, @in6={{0xa, 0x4e23, 0x6, @empty, 0xffffffffffffffff}}, 0x9, 0x10000, 0x4, 0x70fb, 0x7}, &(0x7f0000000280)=0x98) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000180)={r2, @in={{0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x100, 0xed}, &(0x7f0000000240)=0x88) 2018/05/20 01:43:25 executing program 3: r0 = open(&(0x7f0000000140)='\x00', 0x200, 0x82) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000000180)=@generic={0x200, 0xa5, 0x317}) ioctl$SG_EMULATED_HOST(r0, 0x2203, &(0x7f00000001c0)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x80080, 0x0) ioctl$SG_SET_FORCE_PACK_ID(r1, 0x227b, &(0x7f00000000c0)=0x1) ioctl$SG_GET_RESERVED_SIZE(r1, 0x2272, &(0x7f0000000080)) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r1, &(0x7f0000000100)={0x8}) r2 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) close(r2) ioctl$SG_IO(r2, 0x2285, &(0x7f0000001480)={0x53, 0x0, 0x21, 0x0, @scatter={0x0, 0x0, &(0x7f0000000280)}, &(0x7f0000001500)="a40e466a4a788625264d8d343298f0e34e70374fc851fc7c9d22e52ce19f64010b", &(0x7f0000001400)=""/71, 0x0, 0x0, 0x0, &(0x7f00000002c0)}) 2018/05/20 01:43:25 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:25 executing program 7: r0 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x1, 0x400000000000002) syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0x2, 0x400) ioctl$int_in(r0, 0x800000c0045005, &(0x7f0000000000)=0x40000) r1 = getpgid(0x0) sched_rr_get_interval(r1, &(0x7f00000000c0)) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhost-vsock\x00', 0x2, 0x0) 2018/05/20 01:43:25 executing program 5: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e23}, 0x1c) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000140)=0x8001, 0xfffffffffffffd47) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e1d, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0xfffffffffffffd88) r1 = dup(r0) dup(r0) write$sndseq(r1, &(0x7f0000000b80)=[{0x0, 0x0, 0x0, 0x0, @time={0x77359400}, {}, {}, @result}], 0x30) ioctl$VHOST_SET_VRING_ENDIAN(r1, 0x4008af13, &(0x7f0000000000)={0x0, 0x5}) socket$inet_tcp(0x2, 0x1, 0x0) write$eventfd(r1, &(0x7f0000000280), 0xff93) recvfrom(r0, &(0x7f0000000180)=""/226, 0xfffffffffffffff6, 0x0, 0x0, 0xfffffffffffffcd1) 2018/05/20 01:43:25 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x500) 2018/05/20 01:43:25 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:25 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) pwritev(r0, &(0x7f0000000440), 0x0, 0x0) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x18) writev(r0, &(0x7f00007f2000)=[{&(0x7f00002bc000)="b6", 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e20, @loopback=0x7f000001}}}, 0x84) sendto$inet6(r0, &(0x7f0000000300)="003c1488c332755eb14e96c257740425958070d1c908b89d4c19e2da22334fa79b3cf620741a3f1b9f52850c59ef78f871d3283353ce59c42da453c16747ea0f272e8566839a4bb0552bed676556bb5e42b24693b348b7f1bd6658f0cb3f54b5a3bae703379a6538ab40152bb624ecb9cba0d8c282c57ba885a70eeb4c3eec148bada09f49f9babc48af783ceb88a975dcbb35a3b43f44fcd6879c4693807144a31573c02351539418500ed529d8f8306e4078227a1a07e1c1fd8aecbc3e09693c254889214a2c", 0xc7, 0x4001, &(0x7f0000000400)={0xa, 0x4e24, 0x3ff, @mcast2={0xff, 0x2, [], 0x1}, 0x9}, 0x1c) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000100)=0x2, 0x4) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000800)={0x0, @in6={{0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}}}, 0x84) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x200, 0x0) setsockopt$inet6_tcp_buf(r1, 0x6, 0x1f, &(0x7f0000000240)="ba7791c0b253e82e98b6deef9a603bbf9a0264076bd6d461a789996918d2c8acd67f116cf8c4bab4218b63086e35609ed1b0d346db71e88d0dceed77ed39b3e551706d808fb3daad9db9625dca06ffc205364ab3a39223b694ebf881d5a9c7def844cb6919f0c92803253359a52ecb285618b49e83ea6683f23af71eadf39cbebb0d97f10fdd3618e15c7874a8a23f19fcdb167197ddf43fc08e42d8af49c2", 0x9f) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r1, 0x50, &(0x7f0000000040)}, 0x10) bind$netlink(r1, &(0x7f0000000140)={0x10, 0x0, 0x25dfdbfb, 0x20000000}, 0xc) [ 3510.325138] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3510.356010] l2tp_ppp: sess 4/0: set flags=1280 2018/05/20 01:43:25 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x2000, 0x0) ioctl$KVM_GET_LAPIC(r1, 0x8400ae8e, &(0x7f00000002c0)={"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"}) lgetxattr(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)=@random={'osx.', '/dev/snapshot\x00'}, &(0x7f0000000140)=""/200, 0xc8) ioctl$TCFLSH(r1, 0x540b, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000240)={0x0, 0x5}, &(0x7f00000006c0)=0xc) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000700)={r2, 0x7fffffff, 0xa8, 0xce, 0x8001, 0x7f3}, &(0x7f0000000740)=0x14) setsockopt$inet6_int(r0, 0x29, 0x46, &(0x7f0000000280), 0x4) pipe(&(0x7f0000000780)={0xffffffffffffffff}) getsockopt$inet6_mtu(r0, 0x29, 0x46, &(0x7f0000000000), &(0x7f0000000040)=0x4) setsockopt(r3, 0x5, 0x7, &(0x7f00000007c0)="ffdd12dd8de5d4317bcedbf876d9b03bafb49608813edad9278ffa2bb6f99db25988110344715e392f1eb7183f142c4059d03697a8f64f663a0521aaf69fbb16dc8a34fb73ef81e27085b3f80f3fa5d1e607ea37f81d6df86c367c84e50a2e6e67dbbb2df5e7725b8b86239c58303b3dabbc", 0x72) 2018/05/20 01:43:25 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0xc001, 0x0) write$cgroup_type(r2, &(0x7f0000000080)='threaded\x00', 0x9) write(r0, &(0x7f0000c34fff), 0xffffff0b) readv(r1, &(0x7f00000001c0)=[{&(0x7f0000000180)=""/38, 0x26}], 0x1) r3 = dup(r1) ioctl$TCSETAW(r3, 0x5407, &(0x7f0000000000)) 2018/05/20 01:43:25 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x74) 2018/05/20 01:43:25 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfc}, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="14f20e1800000000ff072d9134eebada1cb8"], 0x14}, 0x1}, 0x0) 2018/05/20 01:43:25 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xeffe000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:25 executing program 7: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000000)=@req3={0x10000, 0x620, 0x9, 0x1, 0x5, 0x1f, 0x973}, 0x1c) 2018/05/20 01:43:25 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:25 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000b40500"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:25 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3510.998297] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:25 executing program 7: r0 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) r1 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = add_key$user(&(0x7f00003bd000)='user\x00', &(0x7f0000a00000)={0x73, 0x79, 0x7a}, &(0x7f0000facfff)='\x00', 0x1, r1) r3 = add_key$user(&(0x7f0000fc0ffb)='user\x00', &(0x7f0000752ffb)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000001940)="b3", 0x1, r1) keyctl$update(0x2, r3, &(0x7f0000001b80)="df02754677212dfc3e2acc26fdc3ffa64813da494137e175e9f2780ac5e2a09f43a1fcebf272a5a135de92bf4a9033933824f6e6aa023895113293535d1c0066d20e0f275188b4b4c187e18774fc2227cbb60fc6697f5337726164c8f3e1181e6d50986cd98a5c44ac0ec3755bae750fe9a073eadeb27eafcf10d87bd91d03e7dc2faed85adcd88ca30e75b1e104002d94defa187e48b89efbbbcc9b9a9a307353df7a21affce4e9149eb122cbc356cb681365afd979e97b5db596e901864a68", 0xc0) keyctl$dh_compute(0x17, &(0x7f00000001c0)={r2, r3, r2}, &(0x7f0000001a00)=""/157, 0x3c5, &(0x7f0000000180)={&(0x7f0000000280)={'crc32\x00'}, &(0x7f00000000c0)="fbb97007abba2ff77029236e9e5d2931f1baa1c8c720129738b3b36ed57aee7dd7450add4e0c8129b7688d04a74f5e83ad872b68bfcce71bac4084334c1a9d3a9d72901ce8cc1b103bae33b61699dd1064e7b45c", 0xfffffffffffffe4d}) 2018/05/20 01:43:25 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000ffffffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:25 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) r1 = syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x80, 0x1) ioctl$PPPIOCGFLAGS(r1, 0x8004745a, &(0x7f0000000180)) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_x_policy={0x8, 0x12, 0x4, 0x0, 0x0, 0x0, 0x0, {0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @in6=@loopback={0x0, 0x1}, @in=@remote={0xac, 0x14, 0x14, 0xbb}}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x19}, 0x1}, 0x0) [ 3511.036190] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3511.050393] l2tp_ppp: sess 4/0: set flags=116 2018/05/20 01:43:26 executing program 2: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x200}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x183100, 0x0) ioctl$LOOP_SET_DIRECT_IO(r1, 0x4c08, 0x8) fcntl$F_SET_FILE_RW_HINT(r0, 0x11, &(0x7f00000001c0)) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x240000, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000140)={0x0, 0x5, 0x10}, &(0x7f0000000180)=0xc) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r2, 0x84, 0xf, &(0x7f0000000280)={r3, @in6={{0xa, 0x4e21, 0x5, @empty, 0x1}}, 0xffffffff, 0x7, 0x63b7, 0x3, 0x10001}, &(0x7f0000000340)=0x98) 2018/05/20 01:43:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x300000000000000) 2018/05/20 01:43:26 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3511.246425] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3511.275909] l2tp_ppp: sess 4/0: set flags=0 [ 3511.305580] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:26 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:26 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:26 executing program 7: r0 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) r1 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = add_key$user(&(0x7f00003bd000)='user\x00', &(0x7f0000a00000)={0x73, 0x79, 0x7a}, &(0x7f0000facfff)='\x00', 0x1, r1) r3 = add_key$user(&(0x7f0000fc0ffb)='user\x00', &(0x7f0000752ffb)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000001940)="b3", 0x1, r1) keyctl$update(0x2, r3, &(0x7f0000001b80)="df02754677212dfc3e2acc26fdc3ffa64813da494137e175e9f2780ac5e2a09f43a1fcebf272a5a135de92bf4a9033933824f6e6aa023895113293535d1c0066d20e0f275188b4b4c187e18774fc2227cbb60fc6697f5337726164c8f3e1181e6d50986cd98a5c44ac0ec3755bae750fe9a073eadeb27eafcf10d87bd91d03e7dc2faed85adcd88ca30e75b1e104002d94defa187e48b89efbbbcc9b9a9a307353df7a21affce4e9149eb122cbc356cb681365afd979e97b5db596e901864a68", 0xc0) keyctl$dh_compute(0x17, &(0x7f00000001c0)={r2, r3, r2}, &(0x7f0000001a00)=""/157, 0x3c5, &(0x7f0000000180)={&(0x7f0000000280)={'crc32\x00'}, &(0x7f00000000c0)="fbb97007abba2ff77029236e9e5d2931f1baa1c8c720129738b3b36ed57aee7dd7450add4e0c8129b7688d04a74f5e83ad872b68bfcce71bac4084334c1a9d3a9d72901ce8cc1b103bae33b61699dd1064e7b45c", 0xfffffffffffffe4d}) 2018/05/20 01:43:26 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000000000)={{0x2, 0x0, @multicast1=0xe0000001}, {0x1, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x1000000000000c, {0x2, 0x0, @rand_addr}, "08130a5665960000ff00007f00"}) 2018/05/20 01:43:26 executing program 3: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000000180)={0x1d, r1}, 0x10) sendmsg$can_bcm(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x1d}, 0x10, &(0x7f0000000380)={&(0x7f0000000300)={0x5, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "388dbba2b150d176"}}, 0x34}, 0x1}, 0x800) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x1d}, 0x10, &(0x7f0000000040)={&(0x7f00000000c0)={0x6, 0x0, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "c4d981aeb150d176"}}, 0x48}, 0x1}, 0x0) 2018/05/20 01:43:26 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xffffff7f) 2018/05/20 01:43:26 executing program 5: r0 = memfd_create(&(0x7f0000000200)="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", 0x100000000009) ftruncate(r0, 0x9) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0xc2c45512, &(0x7f0000000080)={0xb, 0x0, 0x0, 0x0, "1059493481b639195a8a2dd9ee3ff7e9c50e58fe75430138d7f00cfe322bea8af5c4de2e32bb0a6e99f963f4"}) read(r0, &(0x7f0000000080)=""/48, 0xfffffeff) pipe2(&(0x7f0000000040), 0x80000) write(r0, &(0x7f0000000000)="bbe5b32fb3a4dc3f2fc04d86edd933dd5ad9441e3ca01a117bec737853625ae506babc947c97de26560899cb089b8deb9cae8c2cedc0b3fc1aa6", 0x3a) 2018/05/20 01:43:26 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4002000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3512.107178] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:27 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:27 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000fffffdef00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:27 executing program 3: r0 = gettid() setrlimit(0xb, &(0x7f0000011000)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000029000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000b38000)=0x3c) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) ioctl$TUNSETSNDBUF(r4, 0x400454d4, &(0x7f0000000140)=0x3ec90000000) open(&(0x7f0000000080)='./file0\x00', 0x100, 0x0) getsockopt$bt_BT_RCVMTU(r4, 0x112, 0xd, &(0x7f00000000c0)=0x4, &(0x7f0000000100)=0x2) ioctl$EVIOCSABS0(r3, 0x401845c0, &(0x7f0000000040)={0x200000000, 0x7f, 0x6, 0x1, 0x9, 0x100}) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xfffffffffffffff8) dup2(r1, r2) fcntl$setown(r2, 0x8, r0) tkill(r0, 0x36) tkill(r0, 0x13) [ 3512.147649] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:27 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x2, 0x80000) ioctl$TIOCGPTPEER(r0, 0x5420, 0x0) 2018/05/20 01:43:27 executing program 5: openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000100)=@nat={'nat\x00', 0x19, 0x3, 0x36c, [0x20000fc0, 0x0, 0x0, 0x2000122c, 0x200012fc], 0x0, &(0x7f00000002c0), &(0x7f0000000fc0)=ANY=[@ANYBLOB="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"]}, 0x3bc) [ 3512.178559] l2tp_ppp: sess 4/0: set flags=-129 2018/05/20 01:43:27 executing program 2: socket$kcm(0xa, 0x2, 0x11) r0 = socket$bt_bnep(0x1f, 0x3, 0x4) setsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f0000000000), 0x2) setsockopt$sock_attach_bpf(r0, 0x29, 0x13, &(0x7f0000000080), 0xfffffea1) 2018/05/20 01:43:27 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7a00) 2018/05/20 01:43:27 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd0000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) [ 3512.307238] xt_time: invalid argument - start or stop time greater than 23:59:59 [ 3512.379085] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3512.384250] xt_time: invalid argument - start or stop time greater than 23:59:59 [ 3512.402799] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3512.448350] l2tp_ppp: sess 4/0: set flags=31232 2018/05/20 01:43:27 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:27 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:27 executing program 5: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x200, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f00000001c0)={'ip6gre0\x00', {0x2, 0x4e24}}) r1 = creat(&(0x7f0000000140)='./file0\x00', 0x2) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1771, 0x0, r1}, 0x8) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000300)={r0, 0x28, &(0x7f00000002c0)}, 0x10) syz_open_dev$random(&(0x7f0000000200)='/dev/random\x00', 0x0, 0x400000) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000000240)=ANY=[@ANYBLOB="1800341b1d0000611000000000000400001cde3500c9543c8c00000000000455a212438bc6e8c7d9b12bb4b5a7e0883fac40a8b06101000000a97735ba0869a0625394b9194ade1d5f9f1341d67ca56bcb7852ef00"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000000)=""/251}, 0x48) 2018/05/20 01:43:27 executing program 7: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000000)="cc98952676b9308d76727bbd49a3b9d45fa3f89db300cbac98cfeb4e279cdfa4d30a6cdbf1fa38ea2f2b", 0x2a}, {&(0x7f0000000040)="f200ad7fefdf69ec18ebae26b3c9e5f12d831876623e7cde39244f", 0x1b}, {&(0x7f0000000280)="ef56d4a2cd7a21464ce3cc82e85ca03d068092bda517ca5ef533240dc84dbdf98f209ee5e2ebba27350cc43e6caf87ab039349f07c8f07633623d86c70c7f1cbc3fe11bae8edd84c5454bb37e535dd9ddcef613474274bc3bb4b3f939983da8ec0f57091a24a6735de4779da0d0d006eaf292c8308e2a0935a8b7c036a672b85e6b05b2f7e8dac9552edebd7f463a53f4c9a0bedea961382450139912ab59281c7ba30ebdc6fba8c3eb55350563995d3987589c6fef133299dfd997fac384b1ec437e18011c6436eb2748cc2113916e61c679192650301a201e9e9b786c5fd", 0xdf}, {&(0x7f00000000c0)="428ddd93b26d48c768bf1b745f52e0633b1522bb3ad504d35999f416c48982a34d053cb39ac782ac8aac946d9d46cfc313d314a1a20505499b1137533b9a9f8a3024d200c3", 0x45}], 0x104) writev(r0, &(0x7f0000000240)=[{&(0x7f0000000180)="1f0000000203193b000007000000068100023b050900020000004000020058", 0x1f}], 0x1) 2018/05/20 01:43:27 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="9ba0668de6d36971cd"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) fchdir(r0) r1 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000000080)=ANY=[@ANYBLOB="b400000000000000250000000000000007000000cc5d8e9dbb3717206a48d8b2bd000000000000000000005597e530e034e028a6be2620c8206b86000095000083aa17ad22"], &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) r2 = socket(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bcsh0\x00', 0x0}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000140)={0x0, 0x9}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f00000001c0)={r4, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0xe}}}, [0x81, 0x1, 0x8, 0x7ff, 0x9, 0x6, 0x8000, 0x5, 0x3f, 0x8000, 0x67, 0x9, 0x219, 0x435, 0x72ba]}, &(0x7f00000002c0)=0x100) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000100)={@mcast1={0xff, 0x1, [], 0x1}, 0x8, r3}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) write(r2, &(0x7f00000005c0)="260000005e0009000000eaf83a0000000000000001000000ffffff000008db1ee9ff4435eade", 0x26) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000300), &(0x7f0000000340)=0x4) 2018/05/20 01:43:27 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000000000000100000000000000010000000000000000000000ff"]) openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x80000, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_DELDEST(r3, 0x0, 0x488, &(0x7f00000000c0)={{0x0, @rand_addr, 0x4e20, 0x3, 'sh\x00', 0x6, 0x7, 0x77}, {@dev={0xac, 0x14, 0x14, 0x17}, 0x4e24, 0x10003, 0x7fffffff, 0x7fffffff, 0x100}}, 0x44) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x48e}]}) 2018/05/20 01:43:27 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xa) 2018/05/20 01:43:27 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:27 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000003c0)={'team_slave_0\x00', 0x0}) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) move_pages(r2, 0x1, &(0x7f0000000040)=[&(0x7f0000ffa000/0x3000)=nil], &(0x7f00000001c0)=[0xfdb6, 0x3, 0x1d, 0x1, 0x4, 0xc0000000], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x2) sendmsg$nl_route_sched(r0, &(0x7f0000000440)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000400)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2400000025000100005c726c67bb0100000049f0a6f4010000", @ANYRES32=r1, @ANYBLOB="000000000000ffff0000000071eeff1b2211d28d2b8fd0cfb26bbfd8327a45fbe12a4def60a0b8bb0f27e068b438b33e8bcf834e63360b090c689b7bccd79c18e9c445ba6ada8762ef4e4f24953c047198d398cab9d5eb302276bec7277cff64389a1e31a96c0a84db5cca3ae4758c5da8da9fb33c481ac10a7169f95e12d03fc14bed7c067aa957ffced2a21d7249d082cb2b9f60dc019811525ac90f6de0e47f8e72923bf86519a05d4e313596ffbf35a3dab758dda9a8fd21740d229885"], 0x24}, 0x1}, 0x0) socket$nl_route(0x10, 0x3, 0x0) 2018/05/20 01:43:27 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3513.098624] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:28 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000000ffeb00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:28 executing program 5: r0 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0xfffffffffffffff9, 0x10000) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r0, 0xc10c5541, &(0x7f0000000440)={0xfffffffffffffffa, 0x100, 0x8, 0x0, 0x0, [], [], [], 0x7, 0xffffffff}) r1 = syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x2, 0xfffffffffffffffc) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r1, 0xc10c5541, &(0x7f0000000240)={0x2}) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000380)=ANY=[@ANYRES32=0x0, @ANYBLOB="260000007f378554ffab8aceed8f9372e96dda10e8ffc56de8c325506d1a909dd30d0de6494e5e83b3072620bc8f69c274a035337a5a1b4372f7033c752b2f0c3d269e7b33dde306f4a5f5deb67aa76817827e667b2dbe1b8b14c81671449662ab714efcaffe13a908023f57b754a22163e30d8215762321e28c087393413bbc6841f5916138352fc59f8c62213602fc1b4a0914"], &(0x7f00000000c0)=0x2e) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000180)=0x5) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000100)={r2, 0x4, 0x20, 0x2, 0x4}, &(0x7f0000000140)=0x18) [ 3513.122483] l2tp_ppp: sess 4/0: set flags=10 2018/05/20 01:43:28 executing program 2: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x486000, 0x0) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r0, 0x8008ae9d, &(0x7f0000000100)=""/241) r1 = socket$inet(0x2, 0x2, 0x0) getsockopt$EBT_SO_GET_INFO(r1, 0x0, 0x21, &(0x7f0000000000)={'broute\x00'}, &(0x7f0000000080)=0x78) 2018/05/20 01:43:28 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000380)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_type(r0, &(0x7f0000000040)='cgroup.type\x00', 0x2, 0x0) preadv(r1, &(0x7f00000002c0)=[{&(0x7f0000001400)=""/252, 0xfc}], 0x1, 0x0) 2018/05/20 01:43:28 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:28 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x6) 2018/05/20 01:43:28 executing program 5: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x4000000000000002, &(0x7f0000fee000)=0x3fa, 0x4) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) r1 = socket$inet6(0xa, 0x5, 0x0) setsockopt$sock_int(r1, 0x1, 0x4000000000000002, &(0x7f0000d11000)=0x3fb, 0x4) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) r2 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_SET_PIT2(r2, 0x4070aea0, &(0x7f0000000040)={[{0x5805, 0x2, 0x7, 0x1f, 0x1000, 0x7, 0x0, 0x81, 0x40, 0x7, 0x3, 0x26, 0x200}, {0x3, 0x3d, 0xffff, 0xe35b, 0x2, 0xfffffffffffffc01, 0x400, 0x4, 0x7, 0x7, 0x7, 0x7, 0xffffffff80000000}, {0x5, 0x3, 0x0, 0x8, 0x80000001, 0x8, 0xfa0, 0x1000, 0x100000000, 0x401, 0x4, 0x6, 0x4}], 0x8}) listen(r1, 0x404) listen(r0, 0x3) 2018/05/20 01:43:28 executing program 3: r0 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x4000020000) pipe2(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) dup2(r1, r0) 2018/05/20 01:43:28 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:28 executing program 7: r0 = socket(0x100012, 0x3, 0x1f) sendmmsg$inet_sctp(r0, &(0x7f0000000d80)=[{&(0x7f0000000080)=@in={0x2, 0x4e21}, 0x1c, &(0x7f00000000c0), 0x0, &(0x7f0000000000), 0x20}], 0x924924924924b2b, 0x40080) 2018/05/20 01:43:28 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff8d]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:28 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000100)={@multicast2=0xe0000002, @loopback=0x7f000001, @multicast1=0xe0000001}, 0x26) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000180)={0x7, {{0x2, 0x0, @multicast1=0xe0000001}}}, 0x88) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x9, 0x801) ioctl$BLKRRPART(r1, 0x125f, 0x0) ioctl$BLKROSET(r1, 0x125d, &(0x7f0000000080)=0x8) setsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000000)={@multicast1=0xe0000001, @loopback=0x7f000001}, 0xc) 2018/05/20 01:43:28 executing program 7: r0 = socket$inet(0x10, 0x3, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000100)=0x1ba, 0x4) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a600800000000000000068354015002c001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) recvmsg(r0, &(0x7f0000001580)={&(0x7f0000000000)=@sco, 0x80, &(0x7f0000001440)=[{&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001380)=""/176, 0xb0}], 0x2, &(0x7f00000014c0)=""/136, 0x88}, 0x0) recvfrom$ipx(r0, &(0x7f0000000080)=""/46, 0x2e, 0x0, &(0x7f00000000c0)={0x4, 0x0, 0x0, "7d682ee4e828"}, 0x10) recvmsg(r0, &(0x7f0000003040)={&(0x7f00000019c0)=@un=@abs, 0x80, &(0x7f0000002f00)=[{&(0x7f0000001a40)=""/4096, 0x1000}, {&(0x7f0000002a80)=""/236, 0xec}, {&(0x7f0000002c00)=""/197, 0xc5}, {&(0x7f0000002e40)=""/158, 0x9e}], 0x4, &(0x7f0000002fc0)=""/77, 0x4d}, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000003080)=ANY=[@ANYBLOB="66696c74657200000000000000000000000000000000000000000000000000000e0000000400000094040000ffffffffe0000000e0000000e8010000fffffffffffffeff000400000004000000040000ffffffff04000000", @ANYPTR=&(0x7f0000000140)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="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"], 0x4f0) [ 3514.056435] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:28 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3514.080579] l2tp_ppp: sess 4/0: set flags=6 2018/05/20 01:43:28 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000ffffff9700"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:28 executing program 3: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f00000004c0)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000480)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f0000000580)=@set_option={0xe, 0x18, 0xfa00, @id_resuseaddr={&(0x7f0000000040), r1, 0x0, 0x223, 0x4}}, 0xec) getpid() 2018/05/20 01:43:28 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000140)='oom_adj\x00') writev(r0, &(0x7f0000000100)=[{&(0x7f0000000040)='2', 0x1}], 0x1) r1 = getpid() syz_open_procfs(r1, &(0x7f0000000000)='net/ip_vs\x00') 2018/05/20 01:43:29 executing program 2: r0 = socket(0x10, 0x1000000802, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000005fd8)={'vcan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000005fc8)={&(0x7f0000000ff4)={0x10}, 0xc, &(0x7f0000005000)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000041e7227660e83885200010000000000000000000a09000100a7069841f72872bc0400ac146132608ff15879cbc514c99e3a983e53b0d7182cd13692ab7a831cef184f2744f0f42ded7329cc40e2627f550f9fd0adcbf2c31c8f94792330746d958cb7bd1bedfa5b59f507f3c3bcd85f21355d8c4be84c965afdc954ccc183a9378e674da9858b9a50654cc9b1ebf4dfa9480f59f14b", @ANYRES32=r1], 0x1c}, 0x1}, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x141c00, 0x0) ioctl$DRM_IOCTL_FREE_BUFS(r2, 0x4008641a, &(0x7f0000000180)={0x5, &(0x7f0000000080)=[0x7, 0x1, 0x2, 0x1, 0x1ff]}) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x40, 0x0) fchdir(r3) 2018/05/20 01:43:29 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x100000000000000) [ 3514.131074] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.153415] netlink: 'syz-executor7': attribute type 29 has an invalid length. 2018/05/20 01:43:29 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3514.218842] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.254771] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3514.271720] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.292583] l2tp_ppp: sess 4/0: set flags=0 [ 3514.299132] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.319014] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.356341] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.367277] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.375678] netlink: 'syz-executor7': attribute type 29 has an invalid length. [ 3514.386385] netlink: 'syz-executor7': attribute type 29 has an invalid length. 2018/05/20 01:43:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) rt_sigpending(&(0x7f0000000040), 0x8) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x6e0, 0x0, 0x21000}]}) 2018/05/20 01:43:29 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x1f}], 0x1) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x100301100, 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f00000006c0)=@assoc_value={0x0, 0x6}, &(0x7f0000000700)=0x8) ioctl$SG_GET_ACCESS_COUNT(r1, 0x2289, &(0x7f00000000c0)) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f00000001c0)={"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"}) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000000740)={r2, @in6={{0xa, 0x4e24, 0x802, @empty, 0x2}}}, 0x84) fcntl$setsig(r1, 0xa, 0x13) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x8000, 0xa000) writev(r0, &(0x7f0000000000)=[{&(0x7f00000005c0)="1f00000002031900000007000000068100ed853b09000100010100ff3ffe589380bab64d75d35113e4f6beb068faa1714eb99a8566babb645634394a1521f4bfca64706f3f882fa71da96e7eacd0a4ebca69d81ffa360ae2d996e56c0b6db08c680fa7d4c2da418b53f1b5d51099d07ae2433e420f92311e53189b2da5759ddf62d06f3c3eb218a2d426fdf8304d2017db023b835444633eb618c7da630af65beb07dfbaf7ece9ee0554ecf539892b089ba49cd581246fa4d876f199bc1b", 0xbe}], 0x224) 2018/05/20 01:43:29 executing program 2: syz_emit_ethernet(0x271, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b02232100fe8000000000000000000000000000aa008000000000000000000000000000aa00000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5000000090780000"], &(0x7f00000002c0)) 2018/05/20 01:43:29 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:29 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:29 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x600) 2018/05/20 01:43:29 executing program 7: syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x100001000, 0x2000000000001000) writev(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000040)="390000001100090469001b00810800000700fd3f03000000450001", 0x1b}], 0x1) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x0, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x4028700f, &(0x7f0000000040)) 2018/05/20 01:43:29 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:29 executing program 7: r0 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r0, 0xc0485510, &(0x7f00000004c0)={0x4, 0x4, [0x7]}) r1 = accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000100)=0x58, 0x80000) write$binfmt_elf32(r1, &(0x7f0000000140)={{0x7f, 0x45, 0x4c, 0x46, 0x5, 0x5, 0x10000, 0x6e, 0xffffffffffffffff, 0x3, 0x3e, 0x400, 0x167, 0x38, 0x7a, 0x7, 0x5, 0x20, 0x2, 0xfffffffffffff45d, 0x2, 0x1}, [{0x2, 0x1c35, 0x27ebbfa9, 0xa056, 0xffffffffffff8000, 0x7ff, 0x80000000, 0x6}, {0x7474e553, 0x7, 0x3, 0x2, 0x3, 0x1f, 0x401, 0x6}], "5c8a338d978c21a126804d2b3425a071e9df1a8178ab6569a67eecf3586498a849f82f820ee70f97743fbafe8810eb20182e9aa8ede921c6151f70ce107855769e9e990ea15b7749929b06f6b94db93acc1c70a2e005acffc6efc748aab1651868fec2ad6cb5c59a1724ef77998f2e19c21ee16be57ae619d85d47ad1efc460f45e6fec2309086400daf92b43e6e4b1d83b632d4d3a1457a694d21518bab298815bfbe7c8cba2e8424945ec9a4ad53e6512ecf6d39719127c8156d9cf81e122be3c6039d1781625545920ed56aca7f4afe5a2e1d9a60cb", [[], []]}, 0x34f) 2018/05/20 01:43:29 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000000001f400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3515.092144] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:30 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000040)={{{@in=@local, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@remote}}, &(0x7f0000000140)=0xe8) r2 = syz_open_dev$admmidi(&(0x7f0000000180)='/dev/admmidi#\x00', 0x6, 0x400) ioctl$KVM_ASSIGN_DEV_IRQ(r2, 0x4040ae70, &(0x7f0000000200)={0x40000000000, 0x3, 0xd4, 0x701}) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000000)={@remote={0xfe, 0x80, [], 0xbb}, r1}, 0x1) restart_syscall() r3 = socket$inet6(0xa, 0x2, 0x0) sendmmsg(r3, &(0x7f0000004bc0)=[{{&(0x7f00000009c0)=@in6={0xa, 0x4e22, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x80, &(0x7f0000000a80), 0x0, &(0x7f0000000ac0)}}], 0x1, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x4000000001c, &(0x7f00000001c0)={@remote={0xfe, 0x80, [], 0xbb}}, 0x14) r4 = syz_open_dev$adsp(&(0x7f0000000240)='/dev/adsp#\x00', 0x100000001, 0x200) setsockopt$inet_dccp_buf(r4, 0x21, 0x100000000000000f, &(0x7f0000000a40)="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", 0xe8b6927f) 2018/05/20 01:43:30 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x200, 0x0) ioctl$SG_NEXT_CMD_LEN(0xffffffffffffffff, 0x2283, &(0x7f0000000040)=0x11) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae05, &(0x7f0000000040)) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={0xffffffffffffffff, 0x7, 0x1, 0x65, &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x8}, 0x20) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000100)) clock_getres(0x6, &(0x7f0000000140)) [ 3515.164777] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3515.209485] l2tp_ppp: sess 4/0: set flags=1536 2018/05/20 01:43:30 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ppp\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f00000001c0)=0x1, 0x4) ioctl$KVM_ENABLE_CAP(r1, 0x4040ae79, &(0x7f0000000000)={0x0, 0x0, [0x0, 0xffff8000]}) 2018/05/20 01:43:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:30 executing program 7: socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_out(r0, 0x5462, &(0x7f0000000040)) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer2\x00', 0x402, 0x0) write$sndseq(r1, &(0x7f0000000140)=[{0xfd, 0x0, 0x0, 0x0, @tick, {}, {}, @result}], 0x1c) 2018/05/20 01:43:30 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfec0000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:30 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000000000200"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:30 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x4) 2018/05/20 01:43:30 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3515.392601] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:30 executing program 7: getrandom(&(0x7f0000000040)=""/44, 0xfffffebe, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000380)=ANY=[@ANYBLOB="66696c74657200000000000000000000000000000000000000000000000000000700000004000000700400000000000000000000180100008c0300008c0300008c03000004000000", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYBLOB="00000000000000000000100000f20000000000000000000000000000000000000000000000000000000000000000001f00000000000000000000000000000000"], @ANYBLOB="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"], 0x4bc) [ 3515.461238] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3515.482436] l2tp_ppp: sess 4/0: set flags=4 2018/05/20 01:43:31 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23}, 0x1c) listen(r0, 0xffffffffffffffe0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={r2, 0x2, 0x1, 0x1000, &(0x7f0000000040)=[0x0], 0x1}, 0x20) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000140)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0xac14140b}}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}], 0x2c) 2018/05/20 01:43:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:31 executing program 3: syz_emit_ethernet(0xfdef, &(0x7f0000000080)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @local={0xac, 0x223, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14, 0x2b}}, @udp={0x0, 0x4e20, 0x8}}}}}, &(0x7f00000000c0)) r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x3, 0x0) setsockopt(r0, 0x1, 0xffffffffffff0000, &(0x7f0000000100)="aa66cc32f8ed27c79f39ccb05a2c4f3aec822fdd518225b0be4101db6775bef9fcfd6017152a789742068991f701a4bf6af72bdef410c46ae93e7fa5369a6ce3cad5275c8a50907b7443b9d6cb5d1a61dea9ffbaf99b243a5e13b9a3124c35b3ba3eda8afe82faa08b46088a77314ac69754912c3288490a620bf15124b20966f0f7f1a6fb6f6cbddf30dad292d1a3859b8927f1bf96a07e38bf8e1d3199cec010bfd322b2d7e2f943b38e5406a9061160205c7f1b1229b4341cf32d2d06ece356bf117270573bcff61bdfcaaf44c8c536d16e6404c4a16dcca697bb1e45e38b769ad46757fc2d0b6a5625d934", 0xed) 2018/05/20 01:43:31 executing program 2: r0 = socket(0x11, 0x3, 0x0) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000000)=@req={0x5, 0x87, 0xcce, 0x100000000}, 0xfffffffffffffe7d) 2018/05/20 01:43:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x900000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:31 executing program 7: r0 = syz_open_dev$evdev(&(0x7f00000009c0)='/dev/input/event#\x00', 0x0, 0x5) write$evdev(r0, &(0x7f0000000240)=[{{0x0, 0x7530}, 0x0, 0x1}], 0x3de) ioctl$EVIOCGUNIQ(r0, 0x80404508, &(0x7f0000000000)=""/75) 2018/05/20 01:43:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x6000000000000000) 2018/05/20 01:43:31 executing program 3: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x40096100, &(0x7f00008da000)={{0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, [0xfe]}, {0x2}, 0x0, {0x2, 0x0, @loopback=0x7f000001}}) 2018/05/20 01:43:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffc0], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3516.285923] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3516.301501] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000fd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:31 executing program 2: r0 = socket(0x400800000000011, 0x2, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x6) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"69666230000800ffffffffffff00", 0x201012}) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) pipe(&(0x7f0000000180)={0xffffffffffffffff}) setitimer(0x2, &(0x7f0000000100)={{0x77359400}, {r2, r3/1000+30000}}, &(0x7f0000000140)) ioctl$TUNSETLINK(r1, 0x400454cd, 0x308) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00\x00\x00\x00\x00\x00\x00!\x00', 0xa201}) ioctl$TIOCSSOFTCAR(r4, 0x541a, &(0x7f00000001c0)=0x7ff) [ 3516.346332] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:31 executing program 7: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = dup2(r0, r0) ioctl$BLKGETSIZE64(r1, 0x80041272, &(0x7f0000000140)) getsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0x71, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000080)=0x4) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000000180)={r2, 0x32, "8c5210911cc0f628440e462f44d56b4ed12b5aee14360c494f84691c88f768ccc8bd269d773b0c995c0c06c1be1d1e40dbf8"}, &(0x7f00000001c0)=0x3a) dup2(r0, r1) getpeername$unix(r1, &(0x7f00000000c0), &(0x7f0000000040)=0x6e) 2018/05/20 01:43:31 executing program 5: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendmsg$IPVS_CMD_DEL_SERVICE(r0, &(0x7f0000000080)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x14, 0x0, 0x0, 0x0, 0x0, {0x3}}, 0x14}, 0x1}, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f00000000c0)=0xc) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000140)=0x0) rt_tgsigqueueinfo(r1, r2, 0x32, &(0x7f0000000180)={0x33, 0x200, 0x80, 0xfbd8}) 2018/05/20 01:43:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb8ff0000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7000000) 2018/05/20 01:43:31 executing program 3: r0 = syz_open_dev$audion(&(0x7f0000000100)='/dev/audio#\x00', 0x1ff, 0x80000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000140)={0x0, 0x180}, &(0x7f0000000180)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000280)={r1, 0xbc, &(0x7f00000001c0)=[@in6={0xa, 0x4e20, 0x2, @empty, 0x8000}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in6={0xa, 0x4e24, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0xffffffff}, @in6={0xa, 0x4e23, 0x5, @dev={0xfe, 0x80, [], 0xd}, 0x7}, @in={0x2, 0x4e23, @broadcast=0xffffffff}, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x9, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x400}, @in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}, 0x5}]}, &(0x7f00000002c0)=0xc) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r2, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r2, 0xffffffffffffff7f) r3 = socket$inet6_sctp(0xa, 0x10000, 0x84) prctl$setendian(0x14, 0x1) sendto$inet6(r3, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0x74, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @loopback=0x7f000001}}}}, &(0x7f00000000c0)=0xb0) 2018/05/20 01:43:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:31 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x20000, 0x80) accept4$packet(0xffffffffffffffff, &(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000015c0)=0x14, 0x800) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000001600)={{{@in6=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@loopback}}, &(0x7f0000001700)=0xe8) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz1\x00', 0x200002, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001740)={{{@in=@broadcast=0xffffffff, @in=@rand_addr=0x8, 0x4e23, 0xfff, 0x4e21, 0x4, 0xa, 0x80, 0x80, 0x29, r1, r2}, {0x9, 0x10001, 0x8f, 0xbe, 0x6, 0x3, 0x4, 0x3e7b}, {0x6, 0x68, 0x5, 0x6}, 0x101, 0x6e6bb8, 0x1, 0x1, 0x2, 0x2}, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, 0x4d4, 0x7f}, 0x2, @in=@multicast2=0xe0000002, 0x0, 0x3, 0x3, 0x4000000000000000, 0x8, 0x80000001, 0x1}}, 0xe8) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r5, 0xc028ae92, &(0x7f0000000000)) 2018/05/20 01:43:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000003e800"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:31 executing program 7: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x20000003) r1 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xf}, 0x3}, 0x1c) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0xf}}, 0x1c) keyctl$session_to_parent(0x12) [ 3516.581632] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3516.596279] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc0ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:31 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0x40000021}]}) ioctl$KVM_S390_INTERRUPT_CPU(r2, 0x4010ae94, &(0x7f0000000040)={0x4ee, 0x7f, 0x9}) 2018/05/20 01:43:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3516.627130] l2tp_ppp: sess 4/0: set flags=117440512 2018/05/20 01:43:31 executing program 3: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x400000, 0x0) readahead(r0, 0x8, 0x78) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x34, 0x3) ioctl$int_out(r1, 0x40045731, &(0x7f0000000100)) 2018/05/20 01:43:31 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x68) 2018/05/20 01:43:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:31 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:31 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f0000000200)={'syz_tun\x00'}) r1 = socket$inet6(0xa, 0x3, 0x200000088) recvfrom$inet6(r1, &(0x7f0000000080)=""/185, 0xb9, 0x0, 0x0, 0x0) mprotect(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x2000001) setsockopt$inet6_int(r1, 0x29, 0x4d, &(0x7f0000000280)=0x20000084a, 0x4) r2 = socket$inet6(0xa, 0x8000000000000802, 0x88) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) accept4$ax25(r3, &(0x7f0000000140), &(0x7f0000000180)=0x10, 0x0) sendmsg$inet_sctp(r2, &(0x7f0000a29000)={&(0x7f0000000040)=@in6={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f00000017c0)=[{&(0x7f00000007c0)="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", 0x5ad}], 0x1}, 0x0) sync() ioctl$EVIOCSFF(r3, 0x402c4580, &(0x7f00000001c0)={0x57, 0x8000, 0x0, {0xfffffffffffffffb, 0x5}, {0x7fffffff}, @ramp={0x80000000, 0x7, {0x9, 0xfffffffffffffff8, 0x1, 0x4}}}) 2018/05/20 01:43:31 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000140)) r1 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x100000001, 0x400002) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r2 = getpgid(0xffffffffffffffff) r3 = syz_open_procfs(r2, &(0x7f0000000200)='net/ip_vs_stats\x00') sendfile(r0, r3, &(0x7f0000000280), 0x0) ioctl$LOOP_SET_BLOCK_SIZE(r3, 0x4c09, 0xfffffffffffffffa) 2018/05/20 01:43:31 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:31 executing program 2: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f0000f43ffc)=0x8000000000000002, 0x4) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x15, &(0x7f0000000000), 0x4) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040), &(0x7f0000000080)=0x4) [ 3516.821542] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3516.845411] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3516.898922] l2tp_ppp: sess 4/0: set flags=104 2018/05/20 01:43:32 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:32 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:32 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000000)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCGSID(r1, 0x541f, &(0x7f0000000040)) r2 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x1, 0x10000) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r2, 0x6, 0x21, &(0x7f00000000c0)="f8bb7d60cc9efa9cac76d14b98a10fc9", 0x10) 2018/05/20 01:43:32 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x7a00000000000000) 2018/05/20 01:43:32 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1100]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:32 executing program 7: r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000000)={'veth0_to_team\x00', {0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}) r1 = dup(r0) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000180)={0xd5f, 0x0, 0xa13e, 0x10001}, 0x8) 2018/05/20 01:43:32 executing program 2: openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x2000, 0x0) r0 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000080)="2f0000001800030007fffd946fa283bc8020000000040005031d856813000900080014cc16ccbb24e0710b42fa3ccc", 0x15}], 0x1, 0x0, 0x0, 0x2}, 0x0) 2018/05/20 01:43:32 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFCONF(r0, 0x8912, &(0x7f0000000000)=@req={0x20, &(0x7f0000000080)={'ip6gre0\x00', @ifru_flags}}) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x200082, 0x0) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00') ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000140)={'eql\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000007c0)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@rand_addr}}, &(0x7f00000008c0)=0xe8) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000980)={@mcast1, 0x0}, &(0x7f00000009c0)=0x14) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x24, &(0x7f0000000f00)={@empty, @multicast1, 0x0}, &(0x7f0000000f40)=0xc) getsockname$packet(0xffffffffffffff9c, &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000001040)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000001080)={{{@in6=@ipv4={[], [], @local}, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@rand_addr}}, &(0x7f0000001180)=0xe8) getsockname$packet(0xffffffffffffffff, &(0x7f00000011c0)={0x0, 0x0, 0x0}, &(0x7f0000001200)=0x14) accept4$packet(0xffffffffffffff9c, &(0x7f0000001240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000001280)=0x14, 0x80000) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000012c0)={{{@in=@remote, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@multicast1}}, &(0x7f00000013c0)=0xe8) getsockname$packet(r0, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000001440)=0x14) getsockname$packet(0xffffffffffffff9c, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000002040)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000002080)={{{@in6, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@rand_addr}}, &(0x7f0000002180)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000023c0)={'veth1_to_bridge\x00', 0x0}) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000002400)={@remote, 0x0}, &(0x7f0000002440)=0x14) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x27, &(0x7f0000002600)={@multicast1, @remote, 0x0}, &(0x7f0000002640)=0xc) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000004300)={'team0\x00', 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000044c0)={{{@in6=@ipv4={[], [], @broadcast}, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@dev}}, &(0x7f00000045c0)=0xe8) getpeername$packet(0xffffffffffffffff, &(0x7f0000004780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000047c0)=0x14) sendmsg$TEAM_CMD_OPTIONS_GET(r1, &(0x7f0000004e40)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x480}, 0xc, &(0x7f0000004e00)={&(0x7f0000004800)={0x5e4, r2, 0x8, 0x70bd2a, 0x25dfdbfe, {0x2}, [{{0x8, 0x1, r3}, {0x58, 0x2, [{0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x24, 0x4, [{0x0, 0x80000000, 0x1000, 0x2}, {0xfffffffffffffffa, 0x0, 0x9, 0x5ed11a16}, {0x3, 0x10001, 0x81, 0x10001}, {0x0, 0x5, 0x3f, 0x20}]}}}]}}, {{0x8, 0x1, r4}, {0x84, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x35f}}, {0x8, 0x7}}}]}}, {{0x8, 0x1, r5}, {0x138, 0x2, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x8}}, {0x8, 0x7}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r6}}, {0x8, 0x7}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r7}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x80}}, {0x8, 0x6, r8}}}]}}, {{0x8, 0x1, r9}, {0x1a4, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r10}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x34c5}}, {0x8, 0x7}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x9}}, {0x8, 0x6, r11}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r12}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r13}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r14}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x5}}}]}}, {{0x8, 0x1, r15}, {0x130, 0x2, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r16}}, {0x8, 0x7}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x80}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x1}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r17}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r18}}, {0x8, 0x7}}}]}}, {{0x8, 0x1, r19}, {0xb8, 0x2, [{0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r20}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'roundrobin\x00'}}}]}}]}, 0x5e4}, 0x1, 0x0, 0x0, 0x4}, 0x40) 2018/05/20 01:43:32 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3517.831648] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = memfd_create(&(0x7f0000000000)='cpuset,\x00', 0x1) ioctl$ASHMEM_SET_PROT_MASK(r1, 0x40047705, &(0x7f0000000040)={0x1, 0x1}) accept4$packet(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000000c0)=0x14, 0x800) sendmsg$nl_route_sched(r0, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10}, 0xfffffffffffffe8d, &(0x7f0000000580)={&(0x7f0000000500)=@gettaction={0x18, 0x32, 0x1, 0x0, 0x0, {}, [@action_gd=@TCA_ACT_TAB={0x4, 0x1}]}, 0x18}, 0x1}, 0x0) 2018/05/20 01:43:32 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:32 executing program 7: r0 = socket$kcm(0xa, 0x5, 0x11) sendmsg$kcm(r0, &(0x7f0000000380)={&(0x7f0000000040)=@nl=@unspec={0x0, 0x1100}, 0x80, &(0x7f0000000340)}, 0x20000810) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x5, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r1, 0x4008af60, &(0x7f00000000c0)={@host=0x2}) [ 3517.914184] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3517.937090] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:32 executing program 2: clock_adjtime(0x80000000, &(0x7f0000862000)={0xfffffffffffff003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc865, 0x0, 0x8, 0x0, 0x1}) r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x8, 0x80000) bind$netlink(r0, &(0x7f0000000040)={0x10, 0x0, 0x25dfdbfe, 0x22000000}, 0xc) 2018/05/20 01:43:32 executing program 5: mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x1, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x1000000000002, 0x9]) 2018/05/20 01:43:32 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff00]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:32 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000f40100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:32 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:32 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x400000000000000) 2018/05/20 01:43:32 executing program 7: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close(r0) r2 = syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c85000)) getpeername(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, &(0x7f0000000080)=0x80) setsockopt$inet_group_source_req(r3, 0x0, 0x2f, &(0x7f0000000100)={0x7, {{0x2, 0x4e23}}, {{0x2, 0x4e20, @broadcast=0xffffffff}}}, 0x104) dup2(r2, r1) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) 2018/05/20 01:43:32 executing program 3: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x20000000000017, &(0x7f0000f78000)=0x400, 0x102fc) setsockopt$inet_int(r0, 0x0, 0x17, &(0x7f0000f74000), 0x4) 2018/05/20 01:43:33 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:33 executing program 3: r0 = socket(0xc, 0x802, 0x0) r1 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r1, &(0x7f00000001c0)={0x18, 0x0, {0x3, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'bond0\x00'}}, 0x1e) r2 = socket$nl_route(0x10, 0x3, 0x0) socket$pppoe(0x18, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndseq(&(0x7f0000000000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r4, 0xc0bc5310, &(0x7f00000001c0)) ioctl$sock_SIOCGIFINDEX(r2, 0x8937, &(0x7f0000000040)={'bond0\x00', r3}) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000080)={@local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0xef, 0x1, 0x2, 0x400, 0x3, 0x85000000, r3}) connect$pppoe(r1, &(0x7f0000000100)={0x18, 0x0, {0x2, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 'ip6_vti0\x00'}}, 0x1e) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000200)={0x34e9, {{0xa, 0x4e24, 0xf0e0, @local={0xfe, 0x80, [], 0xaa}, 0x20}}}, 0x84) write(r1, &(0x7f00000003c0)="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", 0xb) 2018/05/20 01:43:33 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000000000400"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:33 executing program 5: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) ioctl$int_out(r0, 0x6, &(0x7f0000000040)) [ 3518.133535] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3518.156674] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3518.175312] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:33 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) prctl$intptr(0x3d, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)={0x1, 0x0, [{0xc0010007}]}) ioctl$sock_inet6_tcp_SIOCATMARK(r1, 0x8905, &(0x7f0000000040)) sendfile64(r0, r0, &(0x7f0000000000), 0x4) 2018/05/20 01:43:33 executing program 2: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/.nforce\x00', 0x2, 0x0) ftruncate(r0, 0x63) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000000)={0x0, 0x0}) fcntl$setown(r0, 0x8, r1) 2018/05/20 01:43:33 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd2]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:33 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x48000000) 2018/05/20 01:43:33 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:33 executing program 5: alarm(0x100000001) alarm(0xe070) [ 3518.311203] kvm [4633]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0xc0010007 data 0x0 [ 3518.391775] kvm [4633]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0xc0010007 data 0x0 [ 3518.476928] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3518.489142] l2tp_ppp: sess 4/0: set flags=1207959552 2018/05/20 01:43:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x000\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:34 executing program 3: r0 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f00001c0000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r1, 0x8008ae9d, &(0x7f0000000480)=""/201) 2018/05/20 01:43:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:34 executing program 5: r0 = perf_event_open(&(0x7f0000000600)={0x400000002, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000, 0x0, 0x0, 0xfffffffffffffffd, @perf_bp, 0x0, 0x0, 0x800}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$key(0xf, 0x3, 0x2) lstat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETOWNER(r0, 0x400454cc, r1) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040)='/dev/uinput\x00', 0x2, 0x0) writev(r2, &(0x7f0000000000), 0x20000000000001a8) fcntl$setflags(r2, 0x2, 0x1) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000180)=ANY=[@ANYBLOB="42b38203211fa0bd7528fbb7df"], &(0x7f00000005c0)=0x4) r3 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x0, 0x0) setsockopt$IP_VS_SO_SET_ADDDEST(r3, 0x0, 0x487, &(0x7f00000000c0)={{0x3a, @multicast1=0xe0000001, 0x4e21, 0x3, 'lblc\x00', 0x26, 0x2, 0x5d}, {@empty, 0x4e23, 0x3, 0x8, 0x1ff, 0x9}}, 0x44) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000080)) ioctl$TIOCPKT(r3, 0x5420, &(0x7f0000000140)=0x39) 2018/05/20 01:43:34 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge0\x00', 0x0}) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x220000, 0x0) setsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f00000000c0)={0x5a5, 0x8, 0x6c0, 0x100000001, 0x100, 0x20, 0x1086, 0x80000001, 0x6, 0x6, 0x7f}, 0xb) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB=',\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="00000000000000000c0001000000000000000000"], 0x2c}, 0x1}, 0x0) ioctl$int_out(r3, 0x2, &(0x7f0000000000)) 2018/05/20 01:43:34 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xcf00000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:34 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xfdfdffff) 2018/05/20 01:43:34 executing program 2: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unshare(0x40000000) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) ioctl$KVM_GET_VCPU_EVENTS(r0, 0x8040ae9f, &(0x7f0000000080)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) [ 3519.399227] l2tp_ppp: sess 4/0: set debug=cf10464f 2018/05/20 01:43:34 executing program 7: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x101, 0x4040) ioctl$sock_ipx_SIOCAIPXPRISLT(r0, 0x89e1, &(0x7f00000000c0)=0x5) r1 = socket$inet(0x2, 0x3, 0x6) sendmmsg(r1, &(0x7f00000038c0)=[{{&(0x7f0000000040)=@nl=@unspec, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000380)}}, {{&(0x7f0000000580)=@nl=@unspec, 0x80, &(0x7f0000002a40), 0x0, &(0x7f0000002ac0)=[{0xc}], 0xc}}], 0x2, 0x0) 2018/05/20 01:43:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5800], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:34 executing program 3: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) getsockopt$inet_buf(r1, 0x0, 0x10, &(0x7f00000001c0)=""/145, &(0x7f0000000000)=0x91) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r1, 0x0) connect$unix(r0, &(0x7f0000000080)=@file={0x1, "e91f7189591e9233614b00"}, 0x6e) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x400000, 0x0) ioctl$EVIOCREVOKE(r2, 0x40044591, &(0x7f0000000100)=0x10001) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b0000ffffff8c00"}, 0xc) listen(r1, 0x20000000000005) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000280)={@remote={0xfe, 0x80, [], 0xbb}, 0x6, 0x0, 0x3, 0xd, 0x1, 0x1, 0x4}, &(0x7f00000002c0)=0x20) 2018/05/20 01:43:34 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$KVM_GET_MSRS(r0, 0xc06855c8, &(0x7f0000000380)=ANY=[@ANYBLOB="00ea000000000000"]) getsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0xc) r1 = getpid() ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r1, 0x7ff, &(0x7f00000000c0)=""/21) [ 3519.421621] l2tp_ppp: sess 4/0: set flags=-33685505 [ 3519.422558] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3519.460705] IPVS: ftp: loaded support on port[0] = 21 2018/05/20 01:43:34 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:34 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x2000000) 2018/05/20 01:43:34 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000001100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3519.683173] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3519.716101] l2tp_ppp: sess 4/0: set flags=33554432 [ 3519.745586] IPVS: ftp: loaded support on port[0] = 21 2018/05/20 01:43:35 executing program 7: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="14000000880000fa", @ANYRES32=0xffffffff, @ANYBLOB="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"], 0x90) 2018/05/20 01:43:35 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x91ffffff00000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:35 executing program 5: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="0d000000400000fa0a0000000000000000000000000000000a00000000000000000000000000000600000000000013000000ff00", @ANYRES32=0xffffffff, @ANYBLOB='\x00\x00\x00\x00'], 0x48) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x40801, 0x0) ioctl$KVM_SET_FPU(r1, 0x41a0ae8d, &(0x7f0000000240)={[], 0xfffffffffffffff9, 0x3, 0xc8e, 0x0, 0x7, 0x2, 0x1000}) 2018/05/20 01:43:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:35 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x68000000) 2018/05/20 01:43:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000000000e00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:35 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x82) r1 = memfd_create(&(0x7f0000000100)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3, 0x0, "e3f21d38ff24ccaf8b4ef1dac658bbd2a0f811478dbc35c759e40c19e41ecf7a75d2738e69d91131c62e679efb01eb1f221652ceff2d5cfa6f692f9b1e312d62", "54823b8459cfa287bc863c448386f195b1dc19c250096824ed3feab7ca06a8f3ef2450aac0eb593600cc3fac1f0ca11912353a8f2946ff0f68f0be7739f8ec72", "43d638a207165eb178ae2bd4dfe4830dd34d7bd830ad00102fe1229f869d9ebc"}) 2018/05/20 01:43:35 executing program 2: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/snapshot\x00', 0x20000, 0x0) connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x1, @loopback=0x7f000001}}, 0x1e) r1 = syz_open_dev$binder(&(0x7f0000e5a000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000000100)=""/150) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) r2 = getpgid(0x0) fcntl$setown(r1, 0x8, r2) ioctl$sock_netrom_SIOCGSTAMP(r0, 0x8906, &(0x7f0000000000)) accept4$inet(r0, 0x0, &(0x7f0000000080), 0x800) syz_open_dev$binder(&(0x7f000067cff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f00000000c0)={0x34, 0x0, &(0x7f0000000100)=ANY=[], 0xfffffffffffffdbb, 0x0, &(0x7f0000000180)}) [ 3520.574341] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3520.574524] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3520.592127] l2tp_ppp: sess 4/0: set flags=1744830464 2018/05/20 01:43:35 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c65300000000000000000000000000000000000000000000000ffffffc000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:35 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) read(r0, &(0x7f0000000140)=""/4096, 0x1000) ioctl$TCSETS(r0, 0x40045431, &(0x7f00000000c0)) r1 = syz_open_pts(r0, 0x100000000010400) poll(&(0x7f0000000080)=[{r1}], 0x1, 0x200) dup3(r1, r0, 0x0) write(r0, &(0x7f0000000100)="06", 0x1) 2018/05/20 01:43:35 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf5ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:35 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) socketpair(0xb, 0x4, 0x8, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$nl_route(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="14000b39a09c59cbf924be308535d20f035300001e00000325bd7000ffdbdf2500000000e59db2410c6ba4861990c17ada5dbd12b3089d5a3f0a2a9a5fb6d4095028445e"], 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000002100)='/dev/ppp\x00', 0x200000, 0x0) ioctl$EVIOCGEFFECTS(r2, 0x80044584, &(0x7f0000001100)=""/4096) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffffff}, 0x35b) getsockopt$sock_cred(r0, 0x1, 0x19, &(0x7f0000000000), &(0x7f0000000080)=0xfffffffffffffd4c) 2018/05/20 01:43:35 executing program 3: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x400000, 0x0) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000040), &(0x7f00000000c0)=0x30) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) setsockopt$inet_tcp_int(r1, 0x6, 0x18, &(0x7f0000000080), 0x4) [ 3520.656673] binder: 4732:4740 ioctl c0306201 200000c0 returned -14 2018/05/20 01:43:35 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xfffffdfd) [ 3520.767486] binder: BINDER_SET_CONTEXT_MGR already set [ 3520.792279] binder: 4732:4740 ioctl 40046207 0 returned -16 [ 3520.855349] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3520.875435] l2tp_ppp: sess 4/0: set flags=-515 2018/05/20 01:43:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000000000000002048000"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:36 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:36 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-cast6-avx\x00'}, 0x58) socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="0a0775b005e381e5b3b60ced5c54dbfe0200bee3e781190e433b9b60b7295df0df", 0x21) 2018/05/20 01:43:36 executing program 5: mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xfffffffffffffffd) r0 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000040)=@add_del={0x2, &(0x7f0000000000)='sit0\x00'}) 2018/05/20 01:43:36 executing program 7: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2000, 0x0) ioctl$KVM_KVMCLOCK_CTRL(r0, 0xaead) futex(&(0x7f0000006000), 0xc, 0x0, &(0x7f0000006000)={0x0, 0x1c9c380}, &(0x7f0000006000), 0x0) 2018/05/20 01:43:36 executing program 2: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000040)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000000100)={0x1d, r1}, 0x10) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, &(0x7f0000000080)={0x0, 0x19d}) write$binfmt_script(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="050000008e63616e30002047500c563a6a3f7ed676746f78b7285ed55a75c5b258b51b75b39a44a5948f5ce2f9ffffff04000000080000000000000020"], 0x38) close(r2) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='teql0\x00', 0x10) 2018/05/20 01:43:36 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x200000000000000) [ 3521.840821] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3521.867051] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3521.886856] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff00000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:36 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_int(r0, 0x0, 0xf, &(0x7f0000018000)=0x1, 0x4) bind$inet(r0, &(0x7f0000003ff0)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000013000)=[@in={0x2, 0x0, @broadcast=0xffffffff}], 0x10) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000002b00)=@assoc_value={0x0}, &(0x7f0000003b80)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000003bc0)={r1, 0x8}, 0x8) getsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffff9c, 0x84, 0x14, &(0x7f0000001440)=@assoc_value={0x0}, &(0x7f0000001480)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000001500)={0x0, 0x38, &(0x7f00000014c0)=[@in6={0xa, 0x4e21, 0x7, @dev={0xfe, 0x80, [], 0xf}, 0x58}, @in6={0xa, 0x4e21, 0x59, @dev={0xfe, 0x80, [], 0xe}, 0x5}]}, &(0x7f0000001540)=0xc) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000015c0)={0x0, 0x3c, &(0x7f0000001580)=[@in={0x2, 0x4e20, @rand_addr}, @in6={0xa, 0x4e21, 0x4, @dev={0xfe, 0x80, [], 0x1c}, 0xd64}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x15}}]}, &(0x7f0000001600)=0xc) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000001640)={0x0, @in6={{0xa, 0x4e21, 0x7, @loopback={0x0, 0x1}, 0xd3f}}}, &(0x7f0000001700)=0x84) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000001c80)={0x0, @in={{0x2, 0x4e23, @broadcast=0xffffffff}}, 0x0, 0x1f, 0x7, 0xc5c4, 0x8}, &(0x7f0000001d40)=0x98) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000001d80)={0x100, 0x1, 0x9, 0x1, 0x7, 0x5, 0xfb0, 0x40, 0x0}, &(0x7f0000001dc0)=0x20) vmsplice(r0, &(0x7f0000003b40)=[{&(0x7f0000001a80)="bf56ba9962c3d756799bd11826b0e987a4fa104b", 0x14}, {&(0x7f0000002980)="a6cfaa1bc7b42218549a28ab1a5fa6e259bf79fe3a22bba140ed8dc5a7a035d74a4bd3929aee14290b7a6cb45e4b91b8110805faf9a4c857e1a0fe1a64afcb6a546a264149f48635452bce75309556e1567d9b0ab9141b3c132956d56618f3ed518f6f4e92526c4776b759aedb96f991d72538173d899834854a89d70806621dc16651a133d42f8045169712ef7f1554a5bf7f2016", 0x95}, {&(0x7f0000002a40)="39ae58003999ad09825408f0c308e147267afc2c888ff07de36fadd96d522ca0dd539a03c350cc5d11790ec8e6c9d469b70273702bf3424ce34c499de02cf3d856cf15aba7530e1ebc7b1dd398cbc09627aaee3f5ebd738911d9a55cdfd9f2c6b9aa5c1878f2531d91a311a5762c13c9eb5bbef778cd5db0383b392ede50ad163839430d4544fc", 0x87}, {&(0x7f0000002b00)}, {&(0x7f0000002b40)="f88414a4a63cef36fa20f86d90e2308b052f83957bb6eb8dbc6f4d0c1f51868c5c70f6d8aa5ab5c445004e2d71e4525121036536801f5f713330edcf2a52f3a4507fc72721d35e35c78f865fb6c969bb27a65f7394eb46359b15fa8c20622245654b0787b6673d204c41f60c42c5428bf441cf6b52d44bef8c9075625fd8c5d96c51e1d962e5fdeba62da1678a138faf007326bd45d27d8af856075088152c8186ad9c087f7cfe7508466305163357ff77a4cf44f43cdf738b0cdc1cb5c5453f9064ecc7b09c8b2bb6dbe2cda723758d039c61419b86502570ea8d7c46aa3b6008ab6c19ffb73ff6c2568126ccfdb580db35633f5c338e3ae8b1f8d5eaac01c88fe8eb204c0e973778a110a13ff1720c3c5f7000ef0d528fbee4ff64b7478292c9b299738e12cbaae37608b0cff6a8ff282e891d8894e15abe554bb9c317b3fd6ce9b7874fd4ba871d4d9093b284126da28ba183c862c1ecfb6f30bc3700153c4dc194749d9f65b3eaf9618c45316b273f5fefd0df98073c3bb1f1c276973068cc3d3655a198001965bc26cb43b55561e42566fd16760e53c10c469454dba3fffe92c69304bc89d638d3ed00e1603a6498c336353c04c6884d104cc622d799a9a0aa78fec4395376857a8cf2715b85c460a69b73015ef58c654f88eb4ffb2b66500b7ea86815827dadffda0a60b65814cd5ad80cf6535242ba1223df38450b7e66a40accf65ea6fe66dcf344b837f69ea8bcdbc4771c2442dfcbb02f5eba0f45a4081f072899fc91ee7c58897690ecde72a3a4602c386fe323d6c9264173084d7554415208e352d9d28bb3fcf1ff51e2dbbd96cdc08918c7cd624a425808f40af1b62f47bfb799bb0cf3dcc09f678b1b6cd157102b882c2122380581decbbec89736389a2a945c4c3c89df62a6c8e8526c3174b67500093349528c511e365aa6e0ab4c88d074acd6e3486cfc5ebd96cba65e055a7e4bf225ec335f0d6303a5a0afa04bed9c7a2513ca431c8f8c65638eea7016cad31029e007fbdcecca3734f1164180fe58fe4a9bba06b713ffdfab2cda77c9c47ae5a07ad3b55063208c37dfc26a635888f5c85a891e1839129045822235e9fe09d6d2310b43f9a90afd76860394848b600347da1ec1995753d44712e20549bb8d79bf6c7b7bf99f34b1f1f48adebca4186b2f313aa5fc9623f6f4e382d9949e85961e3b8aca609ea9f2c7e1cac6dee3dc58c19169de038933cb14306962b71e55124758a00c58940721fa55cd0644e522f63310972be8d57886cbe6f62153c02e0cee1aa28842a27a5ac5553c23b9c38a2f882781d9e63ed630a3fd32822e15ea9160a7451404a3fd73fae48d3bd2a2f9e3ffdc1e4ec0a43ece2ae5009f702a85a3b760c4bb069326bdce30cc20c6b762d3298e9d2dc620a2209818167c3f967467520ba8009b0beea3dfa9bea00ace8004bcd94dc1b631c35af0d0a2f89f9f5c4f7d156ad5e43a11ac39e62d9a34ae385d4d58ac97356a048fc1d72d9e0885ea568fac2aa7ade9527f3a981e61aeb1d110f66d6c568659558dc6bf4f63ebb3f76aaee9445d8535dc2f755a888ca68bfc2c9584187d0f19d59f91709da68a56ff009ba05d190e62444311b8388969dfb851a335d4f896cf25f4ff6cf87166711e92d957e761522a4980d4413a38735ca481e5c0a6558534a1cb3ca013d2f17a4da3f75589cb1c3f47ca3b95b461caeecc844d6d9b22d4a30a888e66b6e54bfd2b2604221424cf9e6ffd97c21c383a9bbee2f0f4e9a31eac5c0f0f3a6140d73bb86c0673e02a7fe556fcc778c463040f0b203d355314fdf9c9856e8507c4fa891a7329a80cadce193569faa071eee63c1a81624859876570a0753a2456446507be613d5453898300a23980d819ad9c608334f14ab3e1baadc9fdab1410e7252997718aca22bcb9a6e58d6c8829b2bb73a8c0c537075c9797c521b29790728baf61cf5ea0c8112619164b2694052132eb5a46dab962f67161368c55f3be8245f75977be1fb0ce98ca8016e98a4bb5167fdd4ec314fde3f875213d64571acfd6f9f3c2bd6f8b07f42e2669ac0767f2b5cdd30e3460348d55500a5bfba5f76b80200014dced79f3b7dcc505de5c6dfbca6df35e379c4efdf947243be38ee370f869a7adfd927c2c45980722644b5d1b04626b4094884dc6685516faf9f9fbf378efa16cc7834957b7fa6dc36afbc0da66f46c194f47f6cd520de85f4ffb40e1196be0d1e227035f1b8c2d6ea506451cfcc8dae8efdb821aa925203a519754584410c7d53f994a4eeca850a8a769b41ab6a62e544bd88bd8ee7c00d65d0f81c95218c326d62f0deb97a943fe07e031c420c30daf270b38fd7c2ba9d82353330da61c41eaf3056010dfc3e0702473556d34160750e52a753727ed5847d638ed36690ee98b3707718218d4a59698ece4c05ad3258847d5ed9a20c9cdb8da4aadf248b4ce6eae927a42ef99931b14342f614b3871a449b1e60fc2dcd0c571d6ced46ce900cdb51efea02743c8f97c1ec757cd9cea8d6da3e80160e76443c2781e4e96510562961e536a05b01f5190ae5ac5e14573eed962a51efbc283fc2a20e00bd7921a713b646cc56bc20a80226c337a7dd84ed0c5cbca220c779b3da807471c58b435e15bd00501ff0022e8b316fb59674f31050b93ad4748b62ebf2daf2eafa4d01a57fc58865af223e6fb76cefd67066d9a266e2fb7725c371e7e235e2497ccdf244a037a94bcfe1e642ab03c01cf6e2a513234a6e61bbda8c18c84345b7b96cc88921a07e72edd0d7ac4cfffeba8aa12ceafc33f640919def5572d285e6f70bca284280fe714b43615f34cdf6bdfdda2fba9281088eba42625e90fd2b67458a4b030c3fa7f7eda43f3b94fbd8ce4534938c3e2b202f61648812c5096ed9d50c05fa7fcf9aadd2f8750104b2a6ad31c695f3ac3caaba8ba100b1af68819dbe5e25950db53565cfac0c76158981bab79cbf0510e8a61660d90fdee0e06dc2ce325854b6342f710ba1399008906224c7ec3f4c969a8976e5615fb1ce1ae09744908bbf88855eb6541b67a98bbee8994a310ea699ff325d868db8235f7b6b016d3e63e7c4d728fd2fe8aa5c485687a205fa7c7142586943ee11e59b6c2049446e036ff91cc7ef5d3c30e5169f5394f1221c420d36ba6e0d5abdee3d8d450c93ec06d38a4dfd02bfbb25ddcfd375fed7f337d6bca8f600d633f5e0f38477fed12fc1e8deeae892068af8496495c6440eb8b60f5955b3831a66b328ac9f23cf3f5f23dd56fcb53351bcabbdf1919345747717648a77dea93cba6fd3f2a5af81cb288ebd70ecc3d0d9b424e2b204e26e965145786a301c1621839cb863937266c88957999a6700c2a89a9d589790cd55da9c9ceb2f3ee4c4357f71e575c78a755b89d84268be7bd129c1e76678bca3c73ebb9bdf7955a2e74e627c4b2a5b89bfa6026be8226ce0bb9909a735ba5a12a302eef21b6044717949c4a9ac74ecbcd85d3d4948822e42b87933f04070cccbd5efb95113c0b247ac63d89f1cd7e1823e9f3e23b1c1c2cf101d3f891da59a7d2b8d0ab5a93a7d496428732d1dc005b5cf6ba5e58c86f44241c0b82a388bf74494f5c3c4d51c19595a4de1171101b7eb8dfd6b713f30f9d42670fb3e6f75ac9dee59d07c0ec98af2f5d4ef9bf130c4278a4c80414fb70b764fe4801bbf18b0ac6d7f9558494ff1e5529b1c167373bf2059a420ac5874a9d80403d5c2c84d5f6c40bc0d1cd3d7b59720240d22a02da10f973ae6a2976aeec992973df482fa286e27b7121fdbfe9559366cdad2a915e14e41759ce130dd2e8b18b6ea7ef250b3dd447732c171090b02f71c62097616aab7e571453746c1a463f274fb0e39a5154ed190397c95ef2cb7c99dea93b21e8bad631a704510ac4600fdf07f40389886da1b88c04cda5bc1051c969af7ac7d10f57e98cb6ead7e11a64694112d7956168d67c5661256ceef5d863fe2adb5a4ac4088f30933cde1e408a6867ec62da0655ceca019bd7e75fb67e1713ed96becbaa931ca60b4065cb68da2a10acd6bd4a6c30f7d7466fde8ad1c4c73ea610f4390bf8d8d418e27243883fbed83558b1949f33f025a3ff5ae283ce26ab6fe7f57712e9b9fdfda63d09cf8e8dccfcb1441b0f6841e424b2d0f3997f64d0711e738a9ba395035df90b8b26622ea81cd84ae084fd4a2bb055b60e944ac9c43a2d295d32a95cddedc5be809cdab91b9caa106d3f082820e205675b668a971f6e084012f8a9a6b788bd5545b0dd19b75511c7eb242ec2eb65fce665f3d5f607cca7a842246702df4b87f374c8c9e163dc0a2068fc4086d8ad6def1ef8ae01b3dbd925602feda951ebea4751197d6ca20331e7260822042541cf47029806c8f259b9e1f22a3ec2ad3db8f41350b7520fa4c8f0669d6363c8019fe73a62ab625ce288d618a762ea562f0edf22afeed04ae22ed068825a5414216aa408d82c1dd0494673304d7f09a739960ff824eaddda926641bf55f887c1beea3eec382cdd868c0fbe8693b33045f91f23875798c8668b62aa7e50739deb87f2f82ae14f14f01054143de51f4054f1389f538fd58726f0bf031f223e692dab2b4017f29f1b8b469e852066b2b6924958b453f490fe76689dabc6f5741ac7b447a7aad916abc6e1e66fdbd03c8790fe72cfce167e439df7f2b2e6166cdb2ef75b17a3a33a9002fa3d74cbe65354d94c1a87365d20feb197762b794e48f1411b49dd12cdb35c16de241aa2fd3aca09764c93a811780ebcf6e3424e94e3cbc67ae37404641a21018a6b9affbe86ef19b3d880019fcbec743477ea3eee24b84c7b9cfdd4fb12ecfb263c799471128be751ff89e49241940932244dc9fe1881a57f20f6c5773cfdcb715132ec52729e930124b5a7c7633d895c495a2ab68b8b76b5d7aaf44c1fd66e77809bb5762947b6cefa358169a0284948c1e9b470d644e3544b1a2222b681f70de6361609dc3b67d4e8340fa5806b173d8ab99489a897db441a4c4dd359606f94db28466a8b7878c0bfd3ce0d08bfc79f2cc7f4d81a6837e5b5816319e0427ecb2050e5907249c8f3b5dbb47e5d552cad0babb4d40e7437deb475eec0f5406cb9d7882323f4ff7aff708f8df0e66ab128a50f3ed0bf2530055db1877d0780da649f2667b696c3164d6e573cce467efd0caad49640445e9d87a3f779b0a07fc84e5ad8192c9875a336c3ed175268b5ef2d0e6382b77637cdb7980221ea5b33eec314177807c0c5be5d7334467dc94ba29361b7d04fb53ba032e95f18522ac01f123262018da1e2bb8594fa59e31d6ab89d47e81e10cb3e682072030eae86707290bcf236337a7e7e7a63443f0dff90135e4ea58b0e919dfa5113d56d3c8306f826fb104d48b9ed91fb68a2a4e59cbfecd23e5978b90776006ab9e9b41e21f8cf1cb369ad13186f596f85081039a106323dcf407223f9a0f4f333ccce5399e89cca322c12678ba1bd9092076a7ebf6ba80a649e7e983ebcb3c1a61b68a49cad4c989880e07b585024a2d42cc705c1a577cd17853cd391c4ba716512fb765e49783b8076bbea941dabb70ed9559aaf51163e79d427621ed991ed14d6bbcaae7f931447b060bc827fae194b41149af81829d10663ab5cd28740a1d27899619ecad60e2d6175563fcfee78b3ebfee43f9ef596fd71502546ed5e578268f66ccf1990f517db5a309bb38f68aa56964f4290a396de85f04eb41ffd9f7029bb7c0aca0265903bf8fead249f1f07bb9dd0790c63428026c7d9d3", 0x1000}], 0x5, 0x2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000003c00)={r1, 0x1000}, &(0x7f00000022c0)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000002300)={0x0, @in={{0x2, 0x4e21}}}, &(0x7f00000023c0)=0x84) sendmmsg$inet_sctp(r0, &(0x7f00000028c0)=[{&(0x7f00000000c0)=@in6={0xa, 0x4e24, 0x44, @loopback={0x0, 0x1}, 0x7fffffff}, 0x1c, &(0x7f0000001400)=[{&(0x7f0000000100)="0ace9c8d069eb7619fbc0381deaa0df091e002daca1e9c41851931db4e04f4dfd648c26277c2a425f4d2c10addb7e9783c6f7722b9bedfa766b940fe4ffb3df8c90583be4c160464e86e3f44d3a52be122f8e68d117f86f7", 0x58}, {&(0x7f0000000180)="f78b1b297da51ba7fd54482b62a2ca06ecc1a735e52c39f7323973132687bc6ca75243041d71", 0x26}, {&(0x7f00000001c0)="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", 0x1000}, {&(0x7f00000011c0)="b89597fa5b71bc0ed33b5cb3dd0126772389b150f06785148388baf6683ebc7901ff69ac38bd4d0dec84efb3bf8fe33b4d1b92ba9ed327469b4f3f4c85376fa2655bd162e5ac6b67ccb349c7d92363da1204a736461d9815480a92aa4555acb00e8107abcdbe8d77da6b55b2ac05bb0137aafbd6f2b4381633417c63a180776552efcbd713917634dacc9884bae9b941e495843a85425db833c146b4e20a625128e1120b4b6ce93963615a5d8311dbc5920dac2d288817422c4c9d8a44b4a3066462b907375a56686f088a4e81ccaaa0f3cfa46d0ce45afc3a446b84", 0xdc}, {&(0x7f00000012c0)="f73e26e40afca11ef577afccd1211308", 0x10}, {&(0x7f0000001300)="cb881a03f9ebef1d7ef2771e4961f8a5f9093ae029c2a2ab5b587fe9b0e2072de08fb442ff52b466801aa49663ca1609cc857b322cf173134826ea84e1ce1e78a84681132d2673fe06baaaf6028579a78ca148cdd52a5cce7a52eb8ff8b7f2ca45b0a376c3dd563f77b667bd1e7ca24e1f38236254b25ceba185da5744d67296ebedcd2b16ff0d565a02c264af2c5c86352349e3b2dae4f21a7ca52f535942090fa5216fb43d27bc4631e49e2cf4f50068ba416f3e0df8bc0aaea9c281116aeedaab672b7f175fd748429399", 0xcc}], 0x6, &(0x7f0000001740)=[@sndinfo={0x1c, 0x84, 0x2, {0x5, 0x2, 0x6, 0xd1ed, r2}}, @authinfo={0x10, 0x84, 0x6, {0x7fffffff}}, @sndinfo={0x1c, 0x84, 0x2, {0xed, 0x200, 0xffffffff, 0x0, r3}}, @sndinfo={0x1c, 0x84, 0x2, {0x7f, 0xc, 0xf19, 0x80000001, r4}}, @authinfo={0x10, 0x84, 0x6}, @sndinfo={0x1c, 0x84, 0x2, {0x1, 0x2, 0x0, 0x3ff, r5}}], 0x90, 0x8084}, {&(0x7f0000001800)=@in6={0xa, 0x4e21, 0xb73, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffffffd}, 0x1c, &(0x7f0000001b00)=[{&(0x7f0000001840)="1e9cad75e90af553fdcc740202f30f1691b0a48089d77f48782bb8181a0751", 0x1f}, {&(0x7f0000001880)="751416bd831501f75f6e269a59bdc7331475fde204aa69142e875c86252594339c0383a1ee4d771691d42d4b675569bd828a329283b3626808aafad7e46fbbc06474194534325105d2cabc7f213112912690bdcabac1f55224f0e014c4c3124c6b7439141faa519ce66d451f6bcd0fd54ec04b5403b5053ded0f065ee05d12b479f8ba1768c62d5b6213b4853fb7076d3af44bea95b41213a89bd32de9c2e2588c41580757cbe5725f", 0xa9}, {&(0x7f0000001940)="d74c173a64deee402773453ae9c2c4c6a2f49ec589c3ae653d0c6d33f763e93c0502a46cfca13d53d12d9dfda1a81d3a771e75f4f9c9414c1557612fda4dd6fa1f08d6e5141e0567b75949024bbad622abc47521807f8a50e8b45697a84f74faabb46757e986c42947c501018d87d12d1fd0a28b1b37314adc021e065782ffad93bb8a815d1300d4f3b28e61b8564d135a5796b5e55cf956666e12a5b71fc754c8b7b1203dc975ca05bf", 0xaa}, {&(0x7f0000001a00)="93dfcf993592b140232c4e8d30d877870da620c785dc4dbe21ff68f67ba7db3feb84c650fc7831117322d6475d987646006cf2d2631143f5bb46a528f37d7e7c79256a169d36d9389e21cacee31d45", 0x4f}, {&(0x7f0000001a80)}, {&(0x7f0000001ac0)="76e65d2eff7703ec1e04063e4cd19ddbf0141c0b5c2e2ab7bfca3b3c1f02c9362042e58b9f15fd5903ff43f5d140f13e33f186f537d4a5430531b9e4771e", 0x3e}], 0x6, 0x0, 0x0, 0x20000010}, {&(0x7f0000001b40)=@in6={0xa, 0x4e23, 0x3e7, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x1c, &(0x7f0000001c40)=[{&(0x7f0000001b80)="258d82747b9bdba2e3f9ef6ca61d9e6326e29212efeb53835e180d0f146a82b7", 0x20}, {&(0x7f0000001bc0)="59c04fba8763bec22b1af6ceb5af9621bc695785dba91d0a89eadfe9068c2d2c584f06696d28658add822ee5b68bd07037e25b1aa95b9652e0334e1bc10bae020569f2f359e55498293191db", 0x4c}], 0x2, &(0x7f0000001e00)=[@dstaddrv4={0x10, 0x84, 0x7, @multicast1=0xe0000001}, @sndrcv={0x2c, 0x84, 0x1, {0x1d, 0x1ff, 0x200, 0x100000000, 0x2, 0x7ff, 0x800, 0x7, r6}}, @sndinfo={0x1c, 0x84, 0x2, {0x2, 0x4, 0x0, 0x7f, r7}}], 0x58, 0x1}, {&(0x7f0000001e80)=@in6={0xa, 0x4e23, 0x3f, @dev={0xfe, 0x80, [], 0x10}, 0xfffffffffffff800}, 0x1c, &(0x7f0000002240)=[{&(0x7f0000001ec0)="802dff0f407157fd8ffd6d1bdb712d6befc82372414328eb5247044f04147b8aeea8f0dac636857c5edb456be296c37192e15b7b28f9501c4e93802f253a957e751c86e20633b0e1990eb4429662762ccf945bfa76bd742ad6481ed30b694e07c84b8d53bad8ddb6b3fe16ff2f8168f30bcdd0fb65a9707462631ede177ce80f6d97aebc0f6c002c203e735f022f8767917ad3e2b9a718ee425ff98edf738cf49f038236d4a338c642e6ffe433a6", 0xae}, {&(0x7f0000001f80)="b386be36abefeb41ea769e6a43fa4ce22c843c97d44be01374945e2fdb7490c5fce2b04ffd3cb96cd284bce18eb2be674759fc622786c5bd7d991809950af4b97663c0955e6f6ee691870543101e0aca2cf568a19d982229864549998b7365fc9e215b22635ce5d8d25ebad30fb93b94200ceb38cc81294811dfca78cba0f01e6de7975c81e3d5e8a3406e575aceea46cfabee6a90", 0x95}, {&(0x7f0000002040)="07209bed417fdfc2f93c3847a0d9d4e95f78bacb1d9a1b3d204ada1d45d95fc3005803a16eda75d7776c52290f81a08e69872335f85b492ac4895dae0449806a7c22646987d10ad6cd6306c1df4eebad8ce1b5411a4baea107c1b6feddc782c60abf03110b4731557b889d58ec01e59e1815ed4dc99b067347f0e3", 0x7b}, {&(0x7f00000020c0)="93d1be6e902f5888a11244b7415b64d01f795e79650c12b16984e40b31e81fb08dac93949e1167b73c70de9f1237cf0725a7c840ca8f6aad0a350234d3841b310123e0bf1ae52dc8b6b9ac6c3df5e7963c83651a4a403a60fa51f843c0d01b919d835eccb9c2d74f861ad269d9c46935c16afdfa2bfa33efe1e5025585ff46c3d595346bafb35f066cee253a6b6b16cea842fb9f664222be20448e42263c47881230d2795ce5d6a78e", 0xa9}, {&(0x7f0000002180)="2de86d4d5f88014b15485c52a68256ffc51f5d2def46061ded44cc8f188f1fbabda5e4d9d6fd999cb90fa3948ec266894beae9e9c713fecc469a96f8d77dc2da709b1db1749b3bac9c52ddd71d7496381dc616f012c4df9b51162ced7c4a04f97e15c1de4a52044521d2ae0e70048a21b14eef17743d20a57eb7d86c15e0f1ec758604cad958a6", 0x87}], 0x5, &(0x7f0000002400)=[@sndrcv={0x2c, 0x84, 0x1, {0x0, 0xffff, 0x200, 0x20, 0x3, 0x1ff, 0x1f, 0x3, r8}}, @sndrcv={0x2c, 0x84, 0x1, {0x0, 0x1ff, 0x8, 0x8f08e2, 0x48000000000, 0x3, 0x5, 0x101, r9}}, @authinfo={0x10, 0x84, 0x6, {0x100000000}}], 0x68, 0x40}, {&(0x7f0000002480)=@in6={0xa, 0x4e23, 0x7ff, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x991}, 0x1c, &(0x7f0000002840)=[{&(0x7f00000024c0)="efc02db324eae679658968944f696979a1bd54fce4136e845fc68432", 0x1c}, {&(0x7f0000002500)="9bfc5e450165b493f2bbe2254ab9628ad45e3c05a0f44bb2924c0da570ef2672b3524823754b2549c575c883dcc3c528cabd8168863b36df7bda5884b70fcf655febac8734f8f2b8c381f8ae2c84e2925b1eb059d905a3e7778145ed1bfa816f894a7683f874920fa3c794bc99a03a4f98df5bf5fb8f40f18207badd34554aac354096fbe6c159da9ab99648dd4521adc461eb8e42b72de0d6e1e4945192dd4c3884c7f209fdf20efefc0a72fdd47897c8140396ac207dad29d1e3f646166a4837cc", 0xc2}, {&(0x7f0000002600)="c21f10d7fe2bc901fd7f13fc2f42c4c267af673eff3333366ba2096784deac75572802b60348c9fb6df47a8f4407889f748cb990d80cb3d1f57f62f7ac6518070076bb0558fcc78502cbba9cf36e76bb2ad70c435b79e8cb929818eb8b1f748561f29ace0891122c029ddf6c79d03f8def0564b4687f326d68b59ac3c26776910b1ac9f9450425436ea0d7e2642b32461d2dcf6f7b9ef294cbddf87dce08bb0337b123187db09f0c030c0d454e259c8cafe6f0dd139d", 0xb6}, {&(0x7f00000026c0)="7d77ea8d54dd002ea409ff457ba3b908cd4bc988ccdabe4dd453d73acb862f1c4da81e7a535f38df26e2fe59aa3b5f8629bf3589aaa68feebc7d9b465cc9b2c503b99b99842ee03a4efc9041b0c5abd46fd3d24d65cda6935f3335e5621620ef721d98e1531e7315390b156983804ef60c9233c5efac5840ba5bf1fb8ca2c182410299aed3c0cd7b546bfcde06915ee3a50233c9c118e7fcb7dc24ed8b982a2c0762779f95fc124ed2", 0xa9}, {&(0x7f0000002780)="6d0db721229e39b1f99dd67c6a983711e1427effbfe3bc4cb18969906d4013f04a2dce099b02b71f043c6325ca8def2e387da5cba975f96372dfc27033acd1c0c22b5ec33d4d2d67cddc0a0d5bf78363b5648b5610fc297fc098974812d8d42fb552dc21226d43a0b54ad5468669dbe97b1fd32871189cb128737861f346c70b9abcc4355ca02f3b7a9804b912e5c9c976daef287b81aa2ebed3212987624f8c3f0df0854b653e093378df24dcc98fed13496aa2df2aba7f088dfbc8", 0xbc}], 0x5, &(0x7f0000002880)=[@authinfo={0x10, 0x84, 0x6, {0x1000}}, @dstaddrv4={0x10, 0x84, 0x7, @rand_addr=0x4}], 0x20, 0x40}], 0x5, 0x4000084) sendto$inet(r0, &(0x7f000001d000)="a9", 0x1, 0x0, &(0x7f0000004ff0)={0x2, 0x2, @rand_addr=0xfffffffffffffffe}, 0x10) listen(r0, 0x7) accept4(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, &(0x7f0000000080)=0x80, 0x0) 2018/05/20 01:43:36 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000000140)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21, @rand_addr=0x81}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000040)='bbr\x00', 0x4) r2 = fcntl$getown(r0, 0x9) ptrace$peekuser(0x3, r2, 0x7) shutdown(r0, 0x1) 2018/05/20 01:43:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000fffffffd00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:36 executing program 7: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x800, 0x0) bpf$MAP_CREATE(0xd, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, r0}, 0xfffffffffffffdb6) 2018/05/20 01:43:36 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x6c00000000000000) 2018/05/20 01:43:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80ffffff], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:36 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xeffe]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:36 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x600], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:36 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c6530000000000000000000000000000000000000000000000100"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:36 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x3, 0x400) ioctl$SG_GET_RESERVED_SIZE(r1, 0x2272, &(0x7f0000000040)) ioctl(r0, 0x1, &(0x7f00000003c0)="e2c0") [ 3522.124771] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3522.134564] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:37 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x500000000000000) 2018/05/20 01:43:37 executing program 7: r0 = syz_open_dev$loop(&(0x7f0000000180)='/dev/loop#\x00', 0x0, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x40, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000001c0)=0x14) bind$packet(r1, &(0x7f0000000200)={0x11, 0x11, r2, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x10}}, 0x14) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) lseek(r0, 0x0, 0x0) 2018/05/20 01:43:37 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff80], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3522.311794] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3522.322898] l2tp_ppp: sess 4/0: set flags=0 2018/05/20 01:43:37 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc000000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:37 executing program 2: r0 = socket(0x18, 0x0, 0x0) ioctl$PPPIOCSMRU(r0, 0x8983, &(0x7f00000000c0)=0x900) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ip6gretap0\x00', 0x2000}) 2018/05/20 01:43:37 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) ioctl$int_out(r0, 0x806c4120, &(0x7f0000000040)) ioctl$void(r0, 0xc0045c77) 2018/05/20 01:43:37 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"69df01010000ffffffffffff0400005d", 0x103}) socket$inet(0x2, 0x805, 0x8) setrlimit(0xc, &(0x7f0000000040)={0x80, 0xfff}) mq_open(&(0x7f00005a1ffb)='eth0\x00', 0x42, 0x0, &(0x7f0000000000)={0x0, 0x6, 0x4}) 2018/05/20 01:43:37 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000fffffffe00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:37 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x4c000000) 2018/05/20 01:43:37 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r1, 0xae44, 0x6) ioctl$KVM_GET_CLOCK(r1, 0x8030ae7c, &(0x7f0000000080)) ioctl$KVM_SET_GUEST_DEBUG(r2, 0x4048ae9b, &(0x7f0000000100)={0x70000, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000]}) r3 = syz_open_dev$admmidi(&(0x7f00000000c0)='/dev/admmidi#\x00', 0x4, 0x501000) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000000180)=0x7fffffff, 0x4) ioctl$KVM_GET_DEBUGREGS(r2, 0x8080aea1, &(0x7f0000000000)) 2018/05/20 01:43:37 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:38 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) [ 3523.177635] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. [ 3523.205852] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3523.222442] l2tp_ppp: sess 4/0: set flags=1275068416 2018/05/20 01:43:38 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, "2e2f66696c653000000000000000000000000000000000000000effdffff00"}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) 2018/05/20 01:43:38 executing program 3: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000280)='proc\x00', 0x0, &(0x7f00000001c0)) r0 = open$dir(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) getdents64(r0, &(0x7f0000000440)=""/186, 0x760) getdents64(r0, &(0x7f0000000100)=""/81, 0x4a) getdents(r0, &(0x7f0000000500)=""/4096, 0x1000) 2018/05/20 01:43:38 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r2, 0x40405514, &(0x7f0000000040)={0x400, 0x5, 0x5, 0x1, "3cd32e4e088e3127f6ca19d63d35a036ae17425c49d2996ba16297916bc28b029e3b7640947e1d0431039eec", 0x6}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000100)={0x77e, 0x0, 0x8}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_ASSIGN_SET_INTX_MASK(r1, 0x4040aea4, &(0x7f0000000000)={0x2, 0x6, 0xfc, 0x1, 0x4}) 2018/05/20 01:43:38 executing program 5: ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x4bfa, 0x40) bind$unix(r1, &(0x7f0000000100)=@abs={0x1, 0x0, 0x4e22}, 0x6e) migrate_pages(r0, 0x5, &(0x7f0000000040)=0x2, &(0x7f0000000080)=0x1) 2018/05/20 01:43:38 executing program 7: keyctl$search(0xa, 0x0, &(0x7f0000000140)="6c7802556a52afd7fe4144896fe4d77e73f47fad5b1352c7962566a7d85572c95fe357be279da60ffcad3f7551849150a0daf2863bf677b5c56e8e9edac8180823ee2dabe0d99d612ac831f7a5b1743327959b1c5a2c343f1081d30ab96273b98ab6cd76bf29e82324cbe82e0ff062f99447751414cda2388a862aa432677fc4f623971ead66dbf402825ae4338abf22822d89af56c425dd931496921c7f5a4bf90cc3710a056518514ecfdec30bd4e04fca5ed4f8bfcee35636b0447ac75ad5b8d8b2a619f20a407ac12e73a26def09f3216511", &(0x7f00000000c0)={0x73, 0x79, 0x7a}, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x6, 0x400040) ioctl$TIOCMGET(r0, 0x5415, &(0x7f0000000100)) openat$dir(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x8000, 0x2) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EVIOCSREP(r1, 0x40084503, &(0x7f0000000040)=[0x2, 0xfffffffffffffff8]) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f0000000180)=""/246) 2018/05/20 01:43:38 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:38 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd000]}}, 0x1c) shutdown(0xffffffffffffffff, 0x0) 2018/05/20 01:43:38 executing program 6: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000100)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x32) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000580)="4f4610cf", 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0xffffff7f00000000) 2018/05/20 01:43:38 executing program 4: r0 = socket$inet(0x2, 0x8000000000003, 0x32) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000180)='ip_vti0\x00', 0x10) r1 = fcntl$dupfd(r0, 0x0, r0) sendmmsg$unix(r1, &(0x7f0000000540)=[{&(0x7f0000000000)=@file={0x0, './file0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00'}, 0x6e, &(0x7f00000002c0), 0x0, &(0x7f0000000480)}], 0x1, 0x0) [ 3523.417919] TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. 2018/05/20 01:43:38 executing program 1: syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff80, 0xfffffff5, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) 2018/05/20 01:43:38 executing program 7: r0 = socket$inet(0x10, 0x3, 0xc) getsockopt$inet_buf(r0, 0x0, 0x2c, &(0x7f0000000180)=""/109, &(0x7f0000000100)=0x6d) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000004061f001cfffd946fa2830020200a000900010001e700000000a3a20404ff7e", 0x24}], 0x1}, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@ipv4={[], [], @multicast1}}}, &(0x7f0000000300)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000340)={{{@in=@dev={0xac, 0x14, 0x14, 0xe}, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4e21, 0x7ff, 0x4e21, 0x3, 0xa, 0x20, 0x80, 0x3b, 0x0, r1}, {0x1, 0x101, 0x2, 0x1000, 0x0, 0x1000, 0x3f, 0x1}, {0x7, 0x5, 0xf4d, 0x20}, 0x0, 0x6e6bb2, 0x1, 0x0, 0x3, 0x2}, {{@in=@multicast2=0xe0000002, 0x4d5, 0xff}, 0x2, @in=@dev={0xac, 0x14, 0x14, 0x18}, 0x0, 0x3, 0x3, 0xf26, 0x0, 0x8, 0x7f}}, 0xe8) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000080)=0x0) rt_sigqueueinfo(r2, 0x19, &(0x7f00000000c0)={0x28, 0x10001, 0x4, 0xe45}) 2018/05/20 01:43:38 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000180)={0x0, 0x0, 0x6}) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x40, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r1, 0x80045500, &(0x7f00000001c0)=""/70) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f00000000c0)={0x0, 0x9, 0x1, 0x1000, 0x7, 0xffffffff}, &(0x7f0000000100)=0x14) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000140)={r2, 0x8}, 0x8) syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x2, 0x10200) r3 = syz_open_pts(r0, 0x0) ioctl$TCSETSW(r0, 0x5403, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}) poll(&(0x7f0000000000)=[{r3}], 0x1, 0x0) ioctl$UFFDIO_UNREGISTER(r1, 0x8010aa01, &(0x7f0000000240)={&(0x7f0000ffc000/0x1000)=nil, 0x1000}) 2018/05/20 01:43:38 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x121000, 0x0) ioctl$EVIOCSABS3F(r1, 0x401845ff, &(0x7f0000000040)={0x78, 0xfffffffffffeffff, 0xfb92, 0x3f, 0x36, 0x6}) setsockopt$inet_opts(r0, 0x0, 0xb, &(0x7f0000000000), 0x0) accept4$netrom(r1, &(0x7f0000000080)=@full, &(0x7f0000000100)=0x48, 0x800) r2 = getpgrp(0xffffffffffffffff) syz_open_procfs(r2, &(0x7f0000000140)='children\x00') [ 3523.473110] l2tp_ppp: sess 4/0: set debug=cf10464f [ 3523.519155] l2tp_ppp: sess 4/0: set flags=0 [ 3523.541850] ==================================================================