4, 0x1f, &(0x7f0000da1000-0x98)={r1, @in6={{0xa, 0x0, 0x200, @empty={[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, 0x9}, 0x98) mmap(&(0x7f0000eb0000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eb1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000520000)={0x1, 0x18, &(0x7f0000eb2000-0x18)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) mmap(&(0x7f0000eb1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000eb1000)=r2, 0x4) mmap(&(0x7f0000eb1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00009d5000-0xc)={r1, 0x2, 0x0}, 0xc) getsockopt$sock_buf(r0, 0x1, 0x1f, &(0x7f0000eb2000-0xc9)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000570000-0x4)=0xc9) socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000eb2000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6(0xa, 0x3, 0x3, &(0x7f0000eb3000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000b14000-0xc)=@sack_info={0x0, 0x6, 0x1}, &(0x7f0000ae5000-0x4)=0xc) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r3, 0x84, 0x73, &(0x7f0000bf2000-0x18)={r4, 0xffffffff, 0x20, 0x1ff, 0x7f}, &(0x7f0000c4f000)=0x18) 2017/12/16 07:45:30 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x7ff, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000eab000)={0x0, 0x0}) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000e8e000)={r1, r0, 0x1, 0x1, r0}, 0x14) ioctl$DRM_IOCTL_ADD_MAP(r1, 0xc0286415, &(0x7f0000510000)={&(0x7f00002bd000/0x4000)=nil, 0x3, 0x4, 0x41, &(0x7f0000d5a000/0x3000)=nil, 0x59}) 2017/12/16 07:45:30 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000a61000)=0x1, 0x4) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4(0xffffffffffffffff, &(0x7f0000eac000-0xe)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f0000b4f000-0x4)=0xe, 0x80000) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000d4f000)={0x9, &(0x7f0000eac000-0x48)=[{0x3, 0x5, 0x2, 0x3}, {0xfffffffffffffff9, 0x0, 0x7, 0x10000}, {0x1000, 0x80000000, 0x0, 0xdb}, {0x3ff, 0xfff, 0x9, 0x7}, {0x3258, 0x6, 0x16d, 0x9}, {0x20, 0x8, 0x10000000000000, 0x6}, {0x7, 0x5000000000000000, 0x4, 0x3f}, {0x1000, 0x4d5400, 0x80, 0x7}, {0x7f, 0xfffffffffffffffe, 0x3, 0xfff}]}, 0x10) [ 339.396681] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:30 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f0000868000)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000)=0x1c) 2017/12/16 07:45:30 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:30 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0x7, &(0x7f0000609000)={0x8, 0x0, 0x80, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:30 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$ax25(0xffffffffffffff9c, &(0x7f000069d000)={0x0, {"00000000000000"}, 0x0}, &(0x7f00006f3000-0x4)=0x10) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmsg(r0, &(0x7f0000eac000-0x38)={&(0x7f0000eac000-0xe)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0xe, &(0x7f0000bb0000)=[{&(0x7f000065b000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf4}, {&(0x7f0000506000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xca}, {&(0x7f0000294000-0x1b)="000000000000000000000000000000000000000000000000000000", 0x1b}], 0x3, &(0x7f00000f7000-0x46)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x46, 0x5}, 0x1) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4(0xffffffffffffff9c, &(0x7f000096c000)=@un=@abs={0x0, 0x0, 0x0}, &(0x7f0000eac000-0x4)=0x8, 0x800) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000b7d000-0x14)={0x0, 0x5, 0xb6, 0x2bb7ace5, 0xffff, 0x7}, &(0x7f00004e4000)=0x14) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000b51000-0x6)={r2, 0x2}, 0x6) 2017/12/16 07:45:30 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f00005cf000-0x4)=0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r0, 0x800448d2, &(0x7f0000eac000-0x10)={0x2, &(0x7f0000eab000)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, {{0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}]}) 2017/12/16 07:45:30 executing program 2: mmap(&(0x7f0000000000/0xeb0000)=nil, 0xeb0000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000eb0000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000eb0000)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RM_MAP(r1, 0x4028641b, &(0x7f0000713000-0x1b)={&(0x7f0000000000/0x1000)=nil, 0xfffffffffffffffe, 0x4, 0x20, &(0x7f00002b1000/0x4000)=nil, 0x0}) ioctl$sock_ifreq(r0, 0x8983, &(0x7f0000006000)={@common="67726574617030000000000000000000", @ifru_settings={0x0, 0x0, @fr_pvc_info=&(0x7f0000006000)={0x0, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}}}) 2017/12/16 07:45:30 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000734000)={0x0, 0x0}) getsockopt$inet_mreqn(r2, 0x0, 0x23, &(0x7f0000841000)={@empty=0x0, @empty=0x0, 0x0}, &(0x7f00006f7000)=0xc) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:30 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000000000000000000000", 0x22, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:30 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000eac000-0x8)={0x0, 0x0}) ioctl$int_out(r0, 0x5462, &(0x7f00006f9000)=0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000eac000-0x10)={0x62, 0x8, 0xb11, 0x0}) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netrom_SIOCADDRT(r0, 0x890b, &(0x7f0000eac000)=0x0) 2017/12/16 07:45:30 executing program 6: syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 339.547899] syz4: port 1(syz4.0) entered blocking state [ 339.557102] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:30 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x4000100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:30 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) r1 = socket(0x4, 0xa, 0x7) setsockopt$inet_dccp_buf(r1, 0x21, 0xe, &(0x7f0000310000)="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", 0x1000) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:30 executing program 2: mmap(&(0x7f0000000000/0xeb0000)=nil, 0xeb0000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r0, 0x8983, &(0x7f0000006000)={@common="67726574617030000000000000000000", @ifru_settings={0x0, 0x0, @fr_pvc_info=&(0x7f0000006000)={0x0, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}}}) 2017/12/16 07:45:30 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:30 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000c2e000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000eac000-0x20)={@loopback={0x0, 0x1}, 0x3, 0x2, 0x1, 0x8, 0x100000000, 0x100, 0x401}, &(0x7f0000815000)=0x20) r2 = socket(0x9, 0x5, 0x2) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000ead000-0xe8)={{{@in6=@loopback={0x0, 0x0}, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0x0, 0x0}, 0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000eac000)=0xe8) setsockopt$inet_mreqn(r2, 0x0, 0x20, &(0x7f0000c81000)={@empty=0x0, @multicast1=0xe0000001, r3}, 0xc) [ 339.600495] syz4: port 1(syz4.0) entered blocking state [ 339.616431] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:30 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0x7, &(0x7f0000609000)={0x8, 0x0, 0x80, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000eac000-0x8)={0x0, 0x0}) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f00009a3000)={@generic="0aa4499af1ead704f0c3063dd3d59460", @ifru_addrs={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @nop={0x1}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000b36000-0xad)={0x0, 0xa5, "fbad85b8a1b887ac47c6cc2b972b4849ad3d2982e5037d022d3efc0d9738d0ed3bb51a9313456b21fdc0273acaf11775bf54aeb35a26e5c403d8d8108edfe55338a9bdc0ff69a978bf56cbb1369a0bbf28ff657e29a69f0b6f8858a16a3ecfb63e1660f2c8042449cfdc5afe770e23869e6bf72874701ad6ede23e692d7fbc83df5a1ce0a65d19b5081838122bda8d2621d7961f6440fb7768b000cc2dd6a072500716b97c"}, &(0x7f0000ead000-0x4)=0xad) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000eaf000-0x10)={0x0, 0x0}, &(0x7f0000869000)=0x10) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000ead000)=0x80000001, 0x4) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = accept4$inet(0xffffffffffffffff, &(0x7f0000eaf000-0x10)={0x0, 0x0, @remote={0x0, 0x0, 0x0, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000eae000)=0x10, 0x80800) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_mtu(r3, 0x0, 0xa, &(0x7f0000eaf000-0x4)=0x7, 0x4) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaf000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eb0000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000eb0000)=0x1, 0x4) r4 = accept4$inet(r1, 0x0, &(0x7f0000351000)=0x0, 0x0) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r4, 0x84, 0x4, &(0x7f00001b1000)=0x0, &(0x7f0000eaf000-0x4)=0x4) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000052000)={{{@in6=@loopback={0x0, 0x0}, @in=@loopback=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}, {{@in=@multicast2=0x0, 0x0, 0x0}, 0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000027b000-0x4)=0xe8) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f0000bdb000-0x50)={@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, @loopback={0x0, 0x1}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffff3d3815, 0xf55, 0x5, 0x100, 0x2, 0x80000, r5}) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000eae000)=@int=0x0, &(0x7f0000eae000)=0x4) mmap(&(0x7f0000eaf000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000eb0000-0x10)={r2, 0x401, 0x2, 0x5}, 0x10) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r1, 0x84, 0x19, &(0x7f0000eac000)={r2, 0x0}, 0x6) 2017/12/16 07:45:31 executing program 2 (fault-call:6 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@common="726f73653000030000000000b6000300", @ifru_addrs=@l2={0x1f, 0x5, {0x2, 0x3, 0x80000000, 0x3f, 0x5, 0x81}, 0x4, 0x2}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000582000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 339.707986] syz4: port 1(syz4.0) entered blocking state [ 339.726909] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000ead000-0x8)={0x0, 0x0}) r1 = accept$inet6(r0, 0x0, &(0x7f0000eab000)=0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000641000)={0x0, 0x0}) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_INFO(r2, 0x80386433, &(0x7f0000ead000)="000000000000000000000000000000") mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000a1f000-0x4)=0x0, &(0x7f0000eaf000-0x4)=0x4) setsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000ead000-0x8)={0x0, 0x8000}, 0x8) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000c47000-0x3)=0x0, 0x4) 2017/12/16 07:45:31 executing program 6: syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000000000000000", 0x1f, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000ead000-0x4)={0xffffffffffffffff}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvfrom$inet6(r0, &(0x7f0000ead000)="00", 0x1, 0x61, &(0x7f0000eae000-0x1c)={0xa, 0x2, 0x401, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) accept4$ax25(r0, &(0x7f0000ea1000-0x10)={0x0, {"00000000000000"}, 0x0}, &(0x7f0000eac000)=0x10, 0x0) syz_emit_ethernet(0x42, &(0x7f00004aa000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e800000827", [{[{0x9100, 0x100000021, 0x400, 0x6}], {0x8100, 0x2, 0x1fffffffe, 0xb5ff}}], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x2, 0xffffffffffffffff, 0xe0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @rand_addr=0xee, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x2000000b, 0x4, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 339.764610] syz4: port 1(syz4.0) entered blocking state [ 339.771827] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x3, 0x806, 0xffffffffffff0000, &(0x7f0000f03000)={0x0, 0x0}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000bc1000)={r0}) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000367000-0x9a)={0x0, 0x92, "cd115be722e72b3fd6895923dcbd23b91e7cd1be34bd0f3e17389a3231c70ec65937caa2f41bff728f02c47bb306fd4f5b23d1eeaa121e94419e00dcc7407bc60b94fe67b333b033dcebae5713978258a392864b75b3fb85b4138a78d047eb280734881ca3f48e114f760132631e1e5ad4a2502c42c1e0c4a6395c95cd7bb93395201ea0aae54dbc3ea6636737eea64cb87d"}, &(0x7f00005a7000-0x4)=0x9a) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f00007e4000-0x8)={r4, 0xfffffffffffffff8}, &(0x7f0000716000-0x4)=0x8) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r3, 0x10e, 0x4, &(0x7f00006f5000)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x8, 0x0, 0x80, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(0xffffffffffffffff, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000ec5000-0x38)={&(0x7f00006e4000)=@un=@abs={0x0, 0x0, 0x0}, 0x8, &(0x7f000007c000-0x50)=[{&(0x7f0000a64000-0x1000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x1000}, {&(0x7f0000b26000-0xe3)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xe3}, {&(0x7f00007d0000-0x34)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x34}, {&(0x7f00008ff000)="", 0x0}, {&(0x7f0000097000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4f}], 0x5, &(0x7f0000bfe000-0x82)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x82, 0x2}, 0x2020) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0xae, &(0x7f0000eab000)={@empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], @random="c10000000811", [{[{0x9100, 0x7, 0x1000, 0x4}], {0x8100, 0x6, 0x9, 0x1f}}], {{0x804, @x25={0x3, 0xce04, 0x9, "789c287d73e7ab19533fcfc6582e8f92a5dfab03ca57390967d8e3a5a34ac7da81f1f573ecfa1e68bb61ce1a33ae2e35e15c7166551912b7e3b9833e82c63573c68e45102206feecd323a901bc3b284dd441a312f08cdf715326158cacf5900a4808369b7983a8435ac22068f7fc1a8c23f22527581c92dd1dcb8db5c2ec29f7d76a53af4813449264aa32080fe5b8ddd6083bd538"}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000ead000-0x4)={0xffffffffffffffff}) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000240000)={0x7, {{0xa, 0x3, 0x8, @empty={[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]}}, 0x88) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000eac000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000ead000-0x4)=0xb) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r1, 0xffffffffefffffff) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000a0b000)={0x448cd930, 0x400, 0x8000, 0xa2, 0x1a, 0x1, 0x0, 0x9, 0x0}, &(0x7f0000eac000-0x4)=0x20) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000eab000)={0xd3, 0xffffffff, 0x200, 0x8, 0x7, 0x6, 0xfff, 0x7, r2}, 0x20) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x4433b0856e8f983a, &(0x7f000078a000)={@rand_addr=0x0, @loopback=0x0, 0x0}, &(0x7f0000eab000)=0xc) r4 = getuid() mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000eab000)={{{@in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, @in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2, 0x9, 0x2, 0x80000001, 0xa, 0x20, 0xa0, 0x400, r3, r4}, {0x40, 0xe9a, 0x1ff, 0x4, 0x7, 0x6, 0x4156, 0xa000000000}, {0x8, 0x5, 0xcc0, 0x4}, 0xfff, 0x1, 0x4, 0x1, 0xa0, 0x3}, {{@in=@rand_addr=0xffffffff, 0x3, 0x101}, 0x1b, @in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0, 0x0, 0x3, 0x5, 0x65, 0x6, 0xfffffffffffffff9}}, 0xe8) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) r1 = accept4$ipx(0xffffffffffffffff, &(0x7f0000df2000)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f00001ed000-0x4)=0x10, 0x0) ioctl$sock_ipx_SIOCAIPXPRISLT(r1, 0x89e1, &(0x7f0000bd4000)=0x2) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000dfb000-0x8)={0x0, 0x0}) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "63636d5f62617365286362632d63616d656c6c69612d61736d2c7368613338342d73737365332900000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000d72000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 339.857433] syz4: port 1(syz4.0) entered blocking state [ 339.869211] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f0000583000-0x6)=@hci={0x0, 0x0, 0x0}, &(0x7f000000e000-0x4)=0x6) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000eac000-0x4)=0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x37, &(0x7f0000ead000-0x4b)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x29, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast2=0xe0000002, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x40000, 0x0, 0x0, 0xfffffffffffffffd, {[]}}, {"0c"}}}}}}, 0x0) getsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000e1b000+0x3c9)=0x7fff, &(0x7f0000b92000-0x4)=0x4) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) 2017/12/16 07:45:31 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000000000", 0x1c, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) [ 339.917342] syz4: port 1(syz4.0) entered blocking state [ 339.937089] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) pipe(&(0x7f0000c76000)={0x0, 0x0}) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000d5000-0x4)=0xffffffff, 0x4) r1 = bpf$PROG_LOAD(0x5, &(0x7f00002a1000-0x30)={0x5, 0x3, &(0x7f0000a91000-0x18)=[@map={0x9, 0x4, 0x7, 0xffffffffffffff9c}, @generic={0x7, 0x1ff, 0x4, 0x80000000}, @generic={0x663db705, 0x0, 0x2, 0x9}], &(0x7f0000651000-0xc)="766d6e657430707070302100", 0x0, 0x1e, &(0x7f0000783000)="000000000000000000000000000000000000000000000000000000000000", 0x4, 0x1}, 0x30) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00009ed000-0x10)={r1, 0x28, &(0x7f00008e3000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) r2 = socket(0x10, 0x4, 0x2) setsockopt$packet_rx_ring(r2, 0x107, 0x5, &(0x7f0000428000-0x10)=@req={0x0, 0x7, 0x7fff, 0xffffffffffffff81}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 6: socketpair$inet6(0xa, 0x4, 0x1, &(0x7f0000828000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000000000)={0x0, 0x7ff, 0x10, 0x8, 0xfffffffffffff001}, &(0x7f0000001000-0x4)=0x18) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000b65000)={r1, 0x468}, &(0x7f0000001000-0x4)=0x8) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f00006c5000-0xc)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00007ba000)={0x5, 0x0, 0x10002, 0x5}) ioctl$DRM_IOCTL_AGP_BIND(r1, 0x40106436, &(0x7f000069e000)={r2, 0x5fc}) r3 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r3, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r3, 0x10000000000000) mmap(&(0x7f0000000000/0xf56000)=nil, 0xf56000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = socket$key(0xf, 0x3, 0x2) socket$key(0xf, 0x3, 0x2) mmap(&(0x7f0000f56000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$key(r4, &(0x7f000057f000)={0x0, 0x0, &(0x7f0000093000-0x10)={&(0x7f0000f56000)={0x2, 0xd, 0x0, 0x0, 0xe, 0x0, 0x0, 0x0, [@sadb_x_policy={0x4, 0x12, 0x2, 0x2, 0x0, 0x0, 0x0, {0x10, 0x0, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, @sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x8, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x3de9}}]}, 0x70}, 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f0000f56000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0xf, 0x3ff) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000735000)={0x0, 0x6, &(0x7f0000412000)=[@map={0x9, 0x2, 0x80000001, 0xffffffffffffffff}, @map={0x6, 0x5, 0x10001, 0x1}, @map={0x100000000, 0x6, 0xffffffff, 0xffffffffffffff9c}, @map={0x761, 0x0, 0x7f, 0xffffffffffffffff}, @generic={0x1, 0xff, 0xff, 0x7}, @generic={0x7, 0x10001, 0x3, 0x8}], &(0x7f00005e4000)="6c6f2700", 0x9, 0x57, &(0x7f00003e4000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6, 0x1}, 0x30) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000eab000)=r1, 0x4) r2 = accept4$inet6(0xffffffffffffff9c, &(0x7f00001a3000)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f00002f3000)=0x1c, 0x0) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f0000b5c000-0x4)=0x3, 0x4) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x80, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000a73000)=0x0, &(0x7f00005ea000-0x4)=0x4) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000ed0000)=0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000f32000)={0x0, 0x0}) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) tee(r0, r1, 0x10000, 0x1) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) socketpair(0x5, 0x8000b, 0x4, &(0x7f0000d84000)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_FREE_BUFS(r2, 0x4010641a, &(0x7f000048b000)={0x4, &(0x7f0000eac000-0x10)=[0x5, 0x8, 0xda, 0x0]}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000544000-0x4)={r0}) accept4$llc(r3, &(0x7f0000980000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000847000)=0x10, 0x800) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) socketpair(0x5, 0x3, 0x10001, &(0x7f000081d000)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_MODE_GETCRTC(r1, 0xc06864a1, &(0x7f0000eac000-0x64)={&(0x7f0000eab000)=[0x1f, 0x100, 0x5, 0x4], 0x4, 0x2, 0x5, 0xf8, 0x10001, 0xfffffffffffffffd, {0x0, 0x7fffffff, 0x4, 0x4bec7121, 0x4, 0x7f, 0x10001, 0x7fff, 0x10000, 0x72, 0x2, 0x200, 0x9, 0x7, "967629d16bfae0d6ee832dfc0ed0bc83606ff2f800302bc1e83b1a7f5d21442e"}}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f000003f000)={{{@in6=@loopback={0x0, 0x0}, @in=@broadcast=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}, {{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000ead000-0x4)=0xe8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$packet(r1, &(0x7f0000ead000-0x19)="8edc881f4da828f9f8c68edb7ea08c10234c2baa2012e937a2", 0x19, 0x20000080, &(0x7f0000eac000)={0x11, 0x1c, r2, 0x1, 0x80, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x14) 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = accept(r0, &(0x7f0000a69000)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f00001b9000-0x4)=0xe) getsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f000046b000)={@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, &(0x7f0000979000)=0x14) setsockopt$inet6_mreq(r1, 0x29, 0x1f, &(0x7f00003ed000)={@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, r2}, 0x14) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) [ 340.055129] syz4: port 1(syz4.0) entered blocking state [ 340.081809] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) pipe(&(0x7f0000938000-0x8)={0x0, 0x0}) getsockopt$netrom_NETROM_T1(r2, 0x103, 0x1, &(0x7f00009d5000-0x4)=0x0, &(0x7f0000c94000-0x4)=0x4) 2017/12/16 07:45:31 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:31 executing program 6: socketpair$inet(0x2, 0xa, 0x84, &(0x7f000070f000-0x8)={0x0, 0x0}) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000972000)={{0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x7, @random="17889dd64245", [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x8, {0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @generic="e1bf987a38f7348d5376299edf5ba3a8"}) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x1, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0xb, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 340.140433] syz4: port 1(syz4.0) entered blocking state [ 340.150306] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r1, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_data=&(0x7f0000362000-0x20)="5dc4977c110cd25a03a52aa5f5e851ba377176d261d2253f2b0e49946926f4aa"}) 2017/12/16 07:45:31 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) r2 = socket(0x3, 0x802, 0x6) setsockopt$bt_l2cap_L2CAP_LM(r2, 0x6, 0x3, &(0x7f0000163000-0x4)=0x4, 0x4) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:31 executing program 0: socket(0x15, 0xe, 0xfffffffffffff431) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000dd2000-0x18)={0x0, 0x100, 0x20, 0x0, 0x800}, &(0x7f00008bb000-0x4)=0x18) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x2, 0x1, 0x7f, &(0x7f0000001000-0x8)={0x0, 0x0}) pipe(&(0x7f0000001000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000000)={r0, @in6={{0xa, 0x0, 0x8, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x7ffb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6, 0x100000001, 0x7, 0xfffffffffffffffc, 0xf58}, &(0x7f0000000000)=0xa0) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000e9e000)={0x0, 0x0}) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f00003bb000)="68696768737065656400", 0xa) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x1, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00003b0000)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000eac000-0x4)={r0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$llc(r2, &(0x7f0000eac000-0x10)={0x1a, 0xff, 0x8001, 0x8, 0x5, 0x559b, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x10) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000eac000-0x6)={0x0, 0x100}, &(0x7f0000e85000-0x4)=0x6) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000dc9000-0xc)=@sack_info={r3, 0x40, 0x7ff}, &(0x7f0000bd1000-0x4)=0xc) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000eac000)={0x0, 0x0}) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00005d9000-0x8)={r3, 0x2}, 0x8) [ 340.252197] syz4: port 1(syz4.0) entered blocking state [ 340.267166] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8981, &(0x7f0000ce3000-0x28)={@common="73697430000000000000000000000000", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r1, 0xfffffffffffffffb) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x53, &(0x7f0000ea8000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x1, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) pipe(&(0x7f0000900000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000348000)={0x5, 0x7fffffff, 0x202, 0x8, 0x3, 0x0, 0x100000001, 0x3, 0x0}, &(0x7f0000049000-0x4)=0x20) getsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000450000)=@assoc_value={r2, 0x7f}, &(0x7f00008c9000-0x4)=0x8) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="", 0x0}], 0x2, &(0x7f0000fc9000-0x62)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x62, 0x200}, 0x2) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f00001c1000)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f00001c3000-0x10)={0x11, &(0x7f0000cee000-0x11)="0000000000000000000000000000000000"}) [ 340.308185] syz4: port 1(syz4.0) entered blocking state [ 340.322161] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x4000) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:31 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000364000)={0x0, 0x0}, 0x8, 0x8cf) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, r0, 0x0, 0x0, 0x6, 0x0, 0xfffffffffffffffe, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r1, &(0x7f0000eac000-0x1c)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f00004b2000)=0x1c) 2017/12/16 07:45:31 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000", 0x16, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_extract_tcp_res(&(0x7f0000998000-0x8)={0x0, 0x0}, 0x1, 0x3f) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, r0, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000ffa000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0xfe6000)=nil, 0xfe6000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f000007e000-0x1c)={0xf, 0x6, 0x6, 0x1ff, 0x1, 0xffffffffffffff9c, 0x4b1}, 0x1c) tee(0xffffffffffffffff, r0, 0x1002, 0x4) mmap(&(0x7f0000fe6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000fe6000)={0xc, 0x4, 0x4, 0x100000001, 0x0, 0xffffffffffffffff, 0x0}, 0x1c) r3 = accept4(r1, &(0x7f000076d000-0x14)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000e52000-0x4)=0x14, 0x80800) mmap(&(0x7f0000fe7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000fe9000-0x18)={0xffffffffffffffff, &(0x7f0000fc8000-0x2f)="1effef763a6c490000000000000009c0cdb9e3c8609be4a8c0cc3cd672312e000000094bcbdd972bd7d1b941c4ec09", &(0x7f0000fe8000-0xef)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x18) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f00002f9000)={0x40000000000005, 0xffffffff00000000, 0x5, 0x5, 0x3}, 0x14) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000c6b000)={r2, &(0x7f0000fe9000)="26", &(0x7f0000fad000)="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", 0x3}, 0x20) mmap(&(0x7f0000fe8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000fea000-0x10)={r2, &(0x7f0000fe9000)="35"}, 0x10) mmap(&(0x7f0000000000/0xeef000)=nil, 0xeef000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fe9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000fea000-0x8)={0x0, 0x0}) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9, 0x0, 0x0, 0x0}, 0x14) r5 = bpf$MAP_CREATE(0x0, &(0x7f00004fa000-0x1c)={0xc, 0x404, 0x4, 0x100000001, 0x0, r4, 0x0}, 0x1c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000b2a000-0x18)={r5, &(0x7f0000469000-0x5d)="96ffdede4b01eab0f5bc2c4ebad93a3240d1196aa4d70c08818f34a88995707863419bdd5ec95587e0c6269eca22edb0bb25026433aa90a84c428ed5a3420b7d259357af3fb5e70088dd8d8aa87c124d3eca8e3bf1a671f8274448729e", &(0x7f0000eba000-0x58)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00005f1000)={r5, &(0x7f000058b000)="86", &(0x7f0000b88000)="13", 0x1}, 0x20) 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) r0 = socket(0xf, 0x80005, 0x1ff) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000eac000-0x4)={0x100000001, 0x0, 0x3000}, 0x4) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000d59000)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000311000)={0x42424242, 0x42424242}, 0x100, 0x5) syz_emit_ethernet(0x53, &(0x7f0000e5d000-0x53)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) socketpair(0xd, 0x7, 0x20, &(0x7f000096c000-0x8)={0x0, 0x0}) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f00005f2000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00005a0000)=0x14) [ 340.441298] syz4: port 1(syz4.0) entered blocking state [ 340.480803] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000eac000-0x1c)={0x0, 0x0, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000eac000-0x4)=0x1c, 0x800) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000aa0000-0x20)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000157000-0x4)=0x20) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000ea5000)={r1, 0x7fffffff}, &(0x7f0000658000-0x4)=0x8) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 0: pipe(&(0x7f0000103000)={0x0, 0x0}) ioctl$sock_inet_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000356000-0x4)=0x0) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_dccp_buf(r1, 0x21, 0x2, &(0x7f0000eab000)="6faaff754f14237ca27be33e611815e3439c4c351f3fbc7608d6c4a6bd2b148b2d3391d4630112b9c19864e3324bea8421ea119d2b226eace4772f536e555469c20585ec320f68aa7d14e61cddf24b5034ef9be3d6a4f8015422761aaef03d059166ed847e9b2bab37e1a9ce864e2810a96a6cd46daa9d2ca805ce40d13a008bd6c0a8ca7dac6d3b21d79ec26b141c523c6be4f6", 0x94) 2017/12/16 07:45:31 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) 2017/12/16 07:45:31 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(0xffffffffffffffff, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 340.517976] syz4: port 1(syz4.0) entered blocking state [ 340.540170] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:31 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) socketpair(0xa, 0x1, 0x9, &(0x7f0000dbe000)={0x0, 0x0}) socketpair(0x4, 0xa, 0x2, &(0x7f0000395000)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000c32000-0x10)={r1, 0x28, &(0x7f0000797000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r3 = epoll_create1(0x80000) epoll_pwait(r3, &(0x7f00000ee000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x3, 0x9, &(0x7f00002d1000)={0x1000}, 0x8) r4 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000ce6000-0x10)={r4, 0x28, &(0x7f000003f000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000412000-0x108)={0x0, @in={{0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0xff, 0x0, 0x1, 0x3f, 0x81, 0x130, 0x0, 0x100, 0x5, 0x5, 0x100000001, 0x3, 0x9, 0x1, 0x7]}, &(0x7f0000e87000)=0x108) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000969000-0x8)=@assoc_value={r5, 0x3}, &(0x7f0000598000-0x4)=0x8) socketpair$llc(0x1a, 0x2, 0x0, &(0x7f00009a8000-0x8)={0x0, 0x0}) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:31 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000eac000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000eac000-0x10)={0x7, 0x9, 0x8, 0x4019, 0x0}, &(0x7f000064b000)=0x10) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000596000)={r1, 0xf, "9f9839f9c13bfd55427a460ce5b302"}, &(0x7f00007c7000)=0x17) 2017/12/16 07:45:31 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000c16000)={0x26, "6165616400000000000000000000", 0x0, 0xf, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[], 0x0, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:31 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) ioctl$sock_ifreq(0xffffffffffffffff, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, 0xffffffffffffffff, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r1, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r2, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r2, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:31 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80001, 0x88e3) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000ead000-0x8)={0x0, 0x1}, &(0x7f0000ead000-0x4)=0x8) r2 = socket(0xa, 0x800, 0x8) setsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f0000840000)=0x0, 0x4) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000eac000)=@assoc_value={r1, 0x100}, 0x8) pipe(&(0x7f0000eab000)={0x0, 0x0}) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000615000-0x20)={0x1ff, 0x40, 0x2, 0x100000000, 0x4, 0x3a, 0x6, 0x5, r1}, &(0x7f0000322000-0x4)=0x20) accept$ipx(r3, &(0x7f0000eac000-0x10)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f00001fc000)=0x10) 2017/12/16 07:45:31 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="000000000000000000000000000000000000000000000000", 0x18, 0x200}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x0, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) r2 = socket(0x9, 0x3, 0x6) ioctl$sock_SIOCINQ(r1, 0x541b, &(0x7f00003e8000-0x4)=0x0) getsockopt$netrom_NETROM_T2(r2, 0x103, 0x2, &(0x7f0000433000)=0x0, &(0x7f0000b10000+0xa7)=0x4) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x10000000005, 0x300) socket$inet_icmp(0x2, 0x2, 0x1) r1 = accept4(r0, &(0x7f000061a000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random="000000000000", [0x0, 0x0]}, &(0x7f0000eab000)=0x14, 0x800) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f0000cca000)={0x0, @in={{0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x8, 0x0, 0x93, 0x200000002, 0x48, 0x100, 0x5, 0x2, 0x4, 0x3, 0x0, 0x8, 0x9, 0x80, 0x4]}, &(0x7f0000eab000)=0x108) setsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000c45000)={r2, 0x3, 0x1, 0x3}, 0x10) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_FLUSHABLE(r1, 0x112, 0x8, &(0x7f00001da000-0x4)=0x100000000, &(0x7f0000ead000-0x8)=0x4) 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f000043d000)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x0}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f00004dd000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "73657169762865636861696e697628726663343130362867636d2861657329292929000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00003cc000-0x14)="72735976d8030a4ae9fffffff80000000184ce10", 0x14) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000d07000)={0x0, 0x0, ""}, &(0x7f00002d2000-0x4)=0x8) r3 = accept$alg(r2, 0x0, 0x0) write(r3, &(0x7f0000f88000+0x25f)="5f2bdba011cd6b67d6e3b316597b7220c24b7e529e4e1abc6bb3e020277a2de3", 0x20) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00007ba000)=[{&(0x7f0000a20000)="00000000000000000000000000000000", 0x10}], 0x1, &(0x7f00007f2000)="", 0x0, 0x0}, 0x0) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000001000-0x4)=0x0, &(0x7f0000a32000)=0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f00001ae000)=[@in={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x2, @loopback={0x0, 0x1}, 0xffffffff}, @in={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x7, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xff}, @in={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x3, 0x52, @loopback={0x0, 0x1}, 0x8000}, @in={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x90e3, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x2}], 0xc0) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) getsockopt$inet6_udp_int(r0, 0x11, 0x0, &(0x7f00006f1000-0x4)=0x0, &(0x7f0000607000)=0x4) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) pipe(&(0x7f0000707000)={0x0, 0x0}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000224000)={r1, 0x8, 0x5, 0x39, &(0x7f00004f7000)="3c5167367c", &(0x7f0000029000-0x39)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6, 0x800}, 0x28) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f0000fc1000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0x102200}, 0x0) socketpair(0x3, 0x4, 0x69, &(0x7f00007ad000-0x8)={0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f00003c2000-0xe8)={{{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000df5000-0x4)=0xe8) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000b09000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, r3, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) getsockopt$nfc_llcp(r2, 0x118, 0x3, &(0x7f000009e000-0x1000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000) 2017/12/16 07:45:32 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f000083b000)={&(0x7f00008ae000)="2e2f66696c653000", 0x0}, 0xc) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000e85000)=r1, 0x4) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, 0xffffffffffffffff, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x5b, &(0x7f0000639000-0x5b)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @llc={0x4b, @snap={0x0, 0xaa, "be01", "c71966", 0xf8e7, "5fac9a7b2bb158d42458ad78626e0a53cc3ced57a36bc0153cd2ba33470ce1b693e396b1a4e3e9da3bc984c9e8fb897b059f5e518e9ab7024b7622966a26e517684f"}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r1, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = accept4$inet(0xffffffffffffffff, &(0x7f0000b94000-0x10)={0x0, 0x0, @remote={0x0, 0x0, 0x0, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00002b8000-0x4)=0x10, 0x0) bind$inet(r1, &(0x7f0000da8000-0x10)={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f000009f000-0xc)=@sack_info={0x0, 0x5af, 0x1}, &(0x7f0000fed000)=0xc) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000455000-0x6)={r2, 0x3}, 0x6) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) getsockopt$inet6_buf(r0, 0x29, 0x2b, &(0x7f0000942000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000493000)=0x42) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000991000-0x8)={0x0, 0x0}) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f000082c000-0x4)={r0}) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000c7b000-0x6)={0x0, 0x7}, &(0x7f00005d0000)=0x6) setsockopt$inet_sctp_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000247000)={r4, 0x20, 0x401, 0x5, 0x2, 0x1a}, 0x14) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$llc(0xffffffffffffff9c, &(0x7f0000df8000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000261000-0x4)=0x10) shutdown(r0, 0x1) syz_extract_tcp_res(&(0x7f0000eab000)={0x0, 0x0}, 0x7, 0x80) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x4b, &(0x7f0000904000-0x4b)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x3d, 0x0, 0xfffeffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x12, "b5f8f31704bfd04665bf5ccfa02afef0"}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000eab000)=@alg={0x0, "0000000000000000000000000000", 0x0, 0x0, "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000eac000-0x4)=0x58) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000b9c000-0x98)={0x0, @in6={{0xa, 0x3, 0x1, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x8, 0x4}, &(0x7f0000eab000)=0x98) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000eab000)={r1, 0x3e}, 0x8) sendto$inet(r0, &(0x7f00001ce000-0x59)="fa587508753bf1f12efeaa03bae2a1bbc8e264b1bf177bb4c425d0809ef8f9f424f1f193f9b7db464dde973610dafd71e1787da1f46f9a93831be40937bb77e0baff9ed73c2d7f117434396963418ffdd5197d07c17fb275ce", 0x59, 0x4000000, &(0x7f000073f000-0x10)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="cbcfff000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0xfffffffffffeffff, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="5402000000000000090c0000f8ff23e7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x4}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x4b, &(0x7f0000eab000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x3d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0xa, 0x0, 0xfffffffffffffffd, 0x0, 0x0, {[@generic={0x0, 0x12, "ab68ac9c9998100d41360d75f971cbb9"}, @eol={0x0}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$inet(0xffffffffffffff9c, &(0x7f0000eae000-0x10)={0x0, 0x0, @broadcast=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000941000-0x4)=0x10) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000eac000-0x4)=0x0) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4(0xffffffffffffffff, &(0x7f0000dd5000-0x50)=@un=@file={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000001000-0x4)=0x50, 0x80800) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000b69000)=0x6, 0x4) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000424000)=0x0, 0x4) getsockname$packet(r0, &(0x7f000079e000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000d70000-0x4)=0x14) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) socketpair$inet6(0xa, 0x4, 0x5, &(0x7f0000e44000)={0x0, 0x0}) getsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f000002b000)={@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f000003a000)=0x14) r2 = socket$bt_l2cap(0x1f, 0x1, 0x0) getsockopt$bt_BT_SNDMTU(r2, 0x112, 0xc, &(0x7f00007d5000)=0x6, &(0x7f0000fa6000)=0x2) setsockopt$bt_BT_POWER(r2, 0x112, 0x9, &(0x7f0000817000-0x1)=0xffffffff, 0x1) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) getsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f00007fc000)={0x0, 0x0}, &(0x7f0000136000)=0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000b14000)="79733976d8c30a4aead960f2bd08cfe627858e2ab35e7ff642469f6cce2221e55826ff0c734e00528bfe83e50000000000000001552dd466307059e10fdcb7b2d23892ad41d360c4ab3a88b4e1da7960ae6fc63aa10000000100000001065964ebca8bb74468d2be2744a92164f0211768731bbd3155e6bac0afce87", 0x7c) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000eab000)={0x0, 0x0}, 0x800, 0x100000000) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x890d, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, r0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) r1 = accept4(0xffffffffffffff9c, &(0x7f0000bcb000)=@generic={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000bd6000)=0x80, 0x800) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000ead000-0x4)=0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000c62000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000195000)=0xc) r4 = getgid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000ead000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r6 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000eac000)=0x0, 0x4) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = accept$ax25(0xffffffffffffff9c, 0x0, &(0x7f0000eac000)=0x0) r8 = bpf$MAP_CREATE(0x0, &(0x7f000008c000-0x1c)={0xa, 0x4, 0x3ff, 0x4005, 0x7, 0x1, 0x8a08}, 0x1c) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r9 = accept$inet6(0xffffffffffffffff, &(0x7f0000eac000)={0x0, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, &(0x7f0000ead000-0x4)=0x1c) r10 = socket$inet(0x2, 0x0, 0x8) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000e13000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000eac000)={0x0, 0x0}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000a62000-0x3)={0x0, 0x0}) socketpair$ax25(0x3, 0x7, 0xcc, &(0x7f0000b41000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000eac000)={0x0, 0x80000, 0xffffffffffffff9c}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r16 = accept$packet(0xffffffffffffff9c, &(0x7f0000e3b000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000eac000)=0x14) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000ead000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000ead000-0x4)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, &(0x7f0000eac000)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, 0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r20 = accept$inet6(0xffffffffffffffff, &(0x7f0000ead000-0x1c)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000ead000-0x4)=0x1c) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r21 = accept$llc(0xffffffffffffffff, 0x0, &(0x7f0000ead000-0x4)=0x0) socketpair$inet(0x2, 0x3, 0x6, &(0x7f00007bf000)={0x0, 0x0}) r23 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000401000-0x4)={0xffffffffffffffff}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000ead000-0x4)={0xffffffffffffffff}) r26 = socket$unix(0x1, 0x2, 0x0) r27 = socket$llc(0x1a, 0x1, 0x0) sendmsg$netlink(r1, &(0x7f00006c0000-0x38)={&(0x7f0000eac000+0xd70)={0x0, 0x0, 0x2, 0x200}, 0xc, &(0x7f00001f4000-0x20)=[{&(0x7f000021f000-0x91)=[{0x91, 0x8000, 0x800, 0x1f, 0x10000, "f0d5568bdb7b70388515c0e9b2d81bdcd6121cd7c32024dd512a4b85dbf3056211c2ca2cc252c65122e5a7e4cd5f88caed110ed54ae1f932d707b3b3e908be7e95655bf075930eaff698a906a9ccd6aa306456fb96120d555088d0ff9036306ada2f15e21a3d0b9818d60a009c133ceede1d40551ea94b726b65013617418fbe8f"}], 0x91}, {&(0x7f0000eac000)=[{0xbb, 0x100000000, 0x10, 0x0, 0x10000, "91f3d7188bd0eb6e860be46a5c97fa0f749778cd02275e5838b5b53c0f43b96cd065ae35b55a688e3dc4276a0623171d26977c7f71050a34060f0436c5b54f849aba5e0f08eb2477c1c8959acf0703fc4e4a57cf29359260f25f2b29c829d56bdeb69116aebd8527467a4fddd134d175851371c0cfd4584aaaca091f7e0d14b41fcda84b75fa69abb031dc2fd51dd1692e0a552159c5bee062f52ab3e21504e2319c833db011baa820c160"}, {0x8d, 0x7ff, 0x703, 0x9, 0x5, "ecdaf654c372cb2fa76c401643dd04a487eded3cca792e41f910f490198e9fc72a2406bef445b4a6cfb16874eaf89effd36ba1e5e595adb52da93c4a92cdbbca4d0c3a7708a8865051c51851f27a294d7c19b54966e663dcae63bc103010dd0f689566aeae2608c9ee545000e622d75ee759da433b942470c872f7b5e1"}], 0x148}], 0x2, &(0x7f00007f0000)=[@cred={0x20, 0x1, 0x2, r2, r3, r4}, @rights={0x28, 0x1, 0x1, [r5, r6, r7, r8, r9]}, @rights={0x18, 0x1, 0x1, [r10]}, @rights={0x18, 0x1, 0x1, [r11]}, @rights={0x28, 0x1, 0x1, [r12, r13, r14, r15, r16]}, @cred={0x20, 0x1, 0x2, r17, r18, r19}, @rights={0x30, 0x1, 0x1, [r20, r21, r22, r23, r24, r25, r26, r27]}], 0xf0, 0x80}, 0x1) 2017/12/16 07:45:32 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x4000000e, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) [ 341.030344] syz4: port 1(syz4.0) entered blocking state [ 341.051740] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4$ipx(0xffffffffffffffff, &(0x7f0000001000-0x10)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f0000001000-0x4)=0x10, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGIFDSTADDR(r1, 0x8917, &(0x7f0000001000-0x20)={@common="73697430000000000000000000000000", @ifru_addrs={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) syz_extract_tcp_res(&(0x7f00006bb000-0x8)={0x0, 0x0}, 0x100, 0x7) r2 = socket(0xa, 0x2, 0x0) accept$unix(r2, &(0x7f00008b2000)=@file={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000684000)=0x6e) connect$inet(r2, &(0x7f000005a000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) bind(r2, &(0x7f000068f000)=@in6={0xa, 0x2, 0x200, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x3f}, 0x1c) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f00009ee000-0x8)={0x0, 0x0}, &(0x7f0000fe3000)=0x8) write(r2, &(0x7f00001e8000)="8d09f741949c08e5482e32acb4ba94b64868a8623e6bd5105a1bd1ddac4de22e6a2f12261f1ece04bde28d62b20bea0c239c53c8dfc52567946c4bf42b5d59079dbf4dadd56189b88a637c61f1aeda5d418733c2e29dd1f57af5973a4228d1a5b154490bd13f05e150059ae06bc279d533dfd887652bd551dd176b9ae9de84c466cc5a1e91fc18a962226aa1bc51cfb549d608352d809033fd319f63ca30612c9f", 0xa1) sendto$inet(r2, &(0x7f0000005000-0x69)="", 0x0, 0x20000802, &(0x7f0000bae000)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) epoll_wait(r0, &(0x7f0000232000-0x30)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x4, 0x1) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000874000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000d0f000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) socket$bt_cmtp(0x1f, 0x3, 0x5) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f000063a000)={0x0, 0xfa04}, &(0x7f000007b000-0x4)=0x6) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000650000)={0x0, 0x4, 0x20}, &(0x7f0000cd3000+0x848)=0xc) r3 = accept(r0, &(0x7f0000c84000)=@generic={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f00005f1000-0x4)=0x80) ioctl$sock_ipx_SIOCGIFADDR(r3, 0x8915, &(0x7f0000756000)={"6f9889d2a65ed42e1ab6fcdbba653ab4", {0x4, 0x0, 0x0, "8c9d7b42a7cb", 0x200, 0x0}}) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f000039b000-0xb8)={r1, 0x2d1e, 0x0, 0x5290, 0x5, 0x6, 0x401, 0x1, {r2, @in={{0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x5, 0x7, 0x0, 0x4, 0x8}}, &(0x7f00002c6000-0x4)=0xb8) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) [ 341.094900] syz4: port 1(syz4.0) entered blocking state [ 341.101357] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x0}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f0000f53000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x2000}) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) ioctl$int_in(0xffffffffffffffff, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(0xffffffffffffffff, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 6: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000ce9000)={0x0, 0x80000, 0xffffffffffffffff}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f0000000000+0x931)={r1, 0x1}) mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$inet(0xffffffffffffffff, &(0x7f000006a000-0x10)={0x0, 0x0, @multicast2=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00009f8000)=0x10, 0xc7c0723acdc8c756) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000001000-0x88)={0x10001, {{0xa, 0x3, 0x2000000008, @loopback={0x0, 0x1}, 0xffffffff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x88) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000001000)=0x800, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket(0xa, 0x1, 0x7fffffffffffffd) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000ce9000-0x20)={@generic="026b5599211702c02d5b573681008e60", @ifru_addrs={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) getpeername$ipx(r2, &(0x7f000033e000-0x10)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f0000592000-0x4)=0x10) getsockopt$bt_hci(r1, 0x0, 0x3, &(0x7f00004f4000)="000000000000000000000000000000000000000000", &(0x7f0000a0b000-0x4)=0x15) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$inet(0xffffffffffffff9c, 0x0, &(0x7f0000361000)=0x0, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x237000)=nil, 0x237000, 0xfffffffffffffffd, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00003aa000)={0x0, 0x0}) listen(r2, 0x0) r3 = socket(0xa, 0x3, 0x4) gettid() getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000cf8000-0x20)={0x1, 0x4000000000002, 0x8002, 0x80008003, 0x806, 0x800, 0x9, 0x3, 0x0}, &(0x7f0000a2b000-0x4)=0x20) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f00000e3000)={r4, @in6={{0xa, 0x1, 0x455, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x5}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f000004e000-0x4)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) [ 341.205505] syz4: port 1(syz4.0) entered blocking state [ 341.245456] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f0000d0c000-0x6)=@hci={0x0, 0x0, 0x0}, &(0x7f0000eab000)=0x6) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00007b7000-0xb)={0x3, 0xc, 0xf9, 0x401, 0x8, 0x7, 0x6, 0x448, 0x5, 0x5, 0x7f}, 0xb) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$nfc_llcp(r0, &(0x7f0000eab000)={&(0x7f0000eab000)={0x27, 0x7, 0x7, 0x1, 0x91, 0x6, "9253abf68bf46eaf5f948022e058ab0eb2e3a8dacd6be3a3c947435f5266e78aa959070c2d21c00c26e1d5aca72419c03c185c5f14ec4c29b0a959d93e4442", 0x1}, 0x60, &(0x7f0000eab000)=[{&(0x7f0000eac000-0x8f)="f90e4ee70d69dbf420957a8626ca7cca201fd966d4123a4bbd90e213d3047e839d8e9fc5edec1291740a7f8ddcd34e1fedd0256b37e9f9e709b37c7acf4bc7b8994007207ec74f778a3cf6844f2daaec80f23cc644423b0a9bd3fc9b97b19551e1c9d5648beee288ee4d9bf7de937e04254c0a8fbd4c1a92183ff9c6074f7af8a4f22a0a3e907e84accf40b00742b0", 0x8f}], 0x1, 0x0, 0x0, 0x40}, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [], {{0xaafa, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffbf, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x9, 0x10001, 0x0, 0x0, {[@window={0x3, 0x3, 0x7ff}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:32 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) r2 = accept(r1, &(0x7f0000f60000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000d68000)=0x8) connect$bt_sco(r2, &(0x7f0000db5000)={0x1f, {0x5, 0xfffffffffffffff8, 0x7, 0x9, 0x7, 0xffffffffffff0c51}}, 0x8) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f0000000000)={{{{0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x3, 0x7, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x9}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x64, 0x0, 0x5, "0e7ddc45a3f3acccfdfe7a78a2dea68da9855488a03f40c794c579723e067d5bc34b1ecd835c315268d99bdbf90570af1c1536715e5bf5023f15bfb41b1432b584ab7d7d27d72f16489751d2a0b76b4c"}, 0x160) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00006be000-0x4)={r0}) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f00001a0000)=0x5, 0x4) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 341.282658] syz4: port 1(syz4.0) entered blocking state [ 341.300173] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4$inet(0xffffffffffffffff, &(0x7f0000eac000-0x10)={0x0, 0x0, @local={0x0, 0x0, 0x0, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000267000-0x4)=0x10, 0x80000) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000e06000)={0x7fffffff}, 0x1) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_int(r0, 0x0, 0x37, &(0x7f0000eac000)=0x0, &(0x7f0000626000)=0x4) getsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00006e2000-0xb)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000eac000-0x4)=0xb) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000ad7000)=0x0) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) pipe(&(0x7f0000943000-0x8)={0x0, 0x0}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000e39000-0x10)={r1, &(0x7f00001b4000)="47d22567dbc160d55e6d3f321267ba9bfffbb266c450843f184fcdfdcc8cf6f169330084f849b2e4e60f7b1a0d6c7503dd675c7765b1df06be5c50bff2cd59a4b065680fa751e4936e62ba207394b04d3ab7a8fec69cc47a28ad0cd5a5aece8b5d063a3a4a120e771da62a852b0fe5edc6dacd8ef833213252ce42da679161c6c6f9fb511e910370343c5e4d6954388ba7ae7bb587937ee24bc3e143a916ed4722519678d3e8323beb7f7189d8a43078867aeb67ae30528fd0cc21fcfce095553d7b0dcada85a555d39ab24535587b6766453c3ead03f1865ac76ea21295c7b8e64e7f71e243a958"}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) socket$bt_rfcomm(0x1f, 0x3, 0x3) 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f00003ea000-0x8)={r5, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) r1 = accept4$packet(0xffffffffffffffff, 0x0, &(0x7f0000f2f000-0x4)=0x0, 0x80800) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000c5000)={{{@in=@multicast2=0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, 0x0, @in=@multicast2=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00000d2000)=0xe8) setsockopt$packet_add_memb(r1, 0x107, 0x1, &(0x7f000071e000-0x10)={r2, 0x1, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) preadv(r1, &(0x7f0000ed6000)=[{&(0x7f0000ca8000-0x54)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x54}, {&(0x7f0000d23000-0x2c)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x2c}], 0x2, 0x0) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:32 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 0: mmap(&(0x7f0000000000/0xf00000)=nil, 0xf00000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) mmap(&(0x7f0000e9a000/0x4000)=nil, 0x4000, 0x3, 0x35, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, r0, 0x0) mmap(&(0x7f0000a29000/0x4000)=nil, 0x4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a29000/0x3000)=nil, 0x3000, 0x1003, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x7, 0x0) setsockopt(r1, 0x119, 0x0, &(0x7f00000d2000)="", 0x0) accept$ax25(r0, &(0x7f000014d000-0x10)={0x0, {"00000000000000"}, 0x0}, &(0x7f0000025000-0x4)=0x10) r2 = socket(0x11, 0x4000000000080003, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x3010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2a000/0x2000)=nil, 0x2000, 0x3, 0x32, r0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000fbc000-0xc)={@remote={0x0, 0x0, 0x0, 0x0}, @rand_addr=0x0, @local={0x0, 0x0, 0x0, 0x0}}, &(0x7f00007d2000-0x4)=0xc) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, r0, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$ipx(0xffffffffffffffff, &(0x7f0000cbc000)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f0000950000-0x3)=0x10, 0x80000) ioctl$sock_ipx_SIOCSIFADDR(r2, 0x8916, &(0x7f00005df000)={"99aee7613def2fe95f425a5d60a9729c", {0x4, 0x80000001, 0xffffffff90100000, "21c2c067eaff", 0xc0a5, 0x0}}) ioctl$sock_ipx_SIOCAIPXITFCRT(r0, 0x89e0, &(0x7f0000b4d000)=0x81) r3 = socket(0x11, 0x2, 0x0) setsockopt(r3, 0x107, 0x1, &(0x7f0000000000)="01000000030006000017000000c4ffcc", 0x10) setsockopt(r3, 0x100000000000107, 0x80000000001, &(0x7f0000855000-0x11)="01000000030007001a17001500c4ffcc54", 0x11) recvfrom$inet(r3, &(0x7f0000245000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000, 0x2, 0x0, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write(r0, &(0x7f0000007000-0x25)="240000001a0025efe618000400edfc0e80fa00000004bf0202ff0001080000004805000000", 0x25) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_extract_tcp_res(&(0x7f0000998000-0x8)={0x0, 0x0}, 0x1, 0x3f) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, r0, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 341.397638] syz4: port 1(syz4.0) entered blocking state [ 341.418986] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="18c0ae5456fffa0282a5c89ecc146ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000002000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000906000)={r0}) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000fb3000)={r1}) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) ioctl$sock_ifreq(r1, 0x894a, &(0x7f0000b3c000)={@generic="63feb5d20076f2fe159230a02d99daa8", @ifru_map={0x0, 0x7, 0x1ad8, 0x5c, 0x4, 0x5}}) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_extract_tcp_res(&(0x7f0000998000-0x8)={0x0, 0x0}, 0x1, 0x3f) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, r0, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 341.455408] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:32 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x0, 0x3, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) socketpair(0x1b, 0xe, 0x9, &(0x7f0000de8000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r2, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) getsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000376000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f00004bc000)=0x86) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e48000-0x38)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0xffffffffffffffff}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_extract_tcp_res(&(0x7f0000998000-0x8)={0x0, 0x0}, 0x1, 0x3f) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, r0, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 341.493528] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:32 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) mmap(&(0x7f0000000000/0xfb0000)=nil, 0xfb0000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000a20000)=0xfff, 0x4) socket$inet(0x2, 0xa, 0x71a) accept4(r0, &(0x7f0000653000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random="000000000000", [0x0, 0x0]}, &(0x7f0000347000)=0x14, 0x80000) 2017/12/16 07:45:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(0xffffffffffffffff, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r0 = accept4$packet(0xffffffffffffffff, &(0x7f0000292000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000838000)=0x14, 0x800) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f000040c000-0xe8)={{{@in6=@loopback={0x0, 0x0}, @in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000027a000)=0xe8) connect$packet(r0, &(0x7f00001f2000)={0x11, 0xd, r1, 0x1, 0x7, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x14) r2 = accept$alg(0xffffffffffffffff, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:32 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_extract_tcp_res(&(0x7f0000998000-0x8)={0x0, 0x0}, 0x1, 0x3f) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, r0, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) [ 341.559262] syz4: port 1(syz4.0) entered blocking state [ 341.581196] syz4: port 1(syz4.0) entered disabled state [ 341.624948] syz4: port 1(syz4.0) entered blocking state [ 341.631010] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x0, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:33 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00001e2000)={0xffffffffffffffff}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x12, 0x0, 0x1f, &(0x7f0000002000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_RM_MAP(r1, 0x4028641b, &(0x7f0000001000-0x28)={&(0x7f0000000000/0x1000)=nil, 0x20, 0x5, 0x0, &(0x7f0000f2a000/0x3000)=nil, 0x5}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_udp_int(r0, 0x11, 0x0, &(0x7f0000000000)=0x0, &(0x7f0000001000-0x4)=0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_sctp(0xa, 0x3, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000777000)={r2}) sendmsg$netrom(r3, &(0x7f00008f6000)={&(0x7f00002ea000-0x10)=@ax25={0x3, {"9022fb67afe418"}, 0x9}, 0x10, &(0x7f0000d04000)=[{&(0x7f0000b29000-0xe1)="7e5622e8f2e68b716e2cb6c2ab7c704d255c395156982c6d8dddbf841967c6baa9c499488d4c990b862a40d5daf214e7ca5e6d38d91203ad69a8c81904da2131857403ef70c7c5b4bffb8cbb981298bc7eb4937e8b3b72d20d8443e2f54f01cb6942d985274e0d3850a2dba02fe676e01acad6aa9e826a7d61fd4fcd535e1f2261143c369acf63f1a0fca5ce8086298cfb22eeac293d148e2b1ac0ea55e18f77370ef0616dc84bf3887330488aa9996017bd7ce5139e683cad9a710787f7fa64d505e2a2f21e87ba29d864e341fd224089dfc820fbd4be37039342b8fca5e365b4", 0xe1}, {&(0x7f0000ce0000)="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", 0xfc}, {&(0x7f0000c5d000-0xa)="6b91e2e80d2acae3def8", 0xa}, {&(0x7f000047c000-0x8a)="15a20754bcaeccac5ce886512d57a11d4440026213cd7fc4cd847e11769a6cfdb7cc2034ba4f2568ecb9a8cef73c4f2f989de1f308a3f6f9c8b8b3fa799762c6bc2e9a056ced8f1479a219b2ad1b8f5342790b21772aa0c04985b17812ecd0f3efaff54633f66f84745606922b3b10bdf09881c3465407ad7e8d5e78072c28f74492d461d27d00c8fed0", 0x8a}, {&(0x7f000083a000)="6b77c32c1794e9a5adfc9dd701fe0540f7264c34dfa8dba7a753e2888b8ff1e89f6d1632169834340e74dfea979300cb262386d35e68f46b60455c4e1162d2fd1ba6ec6aa0bee52d4e07ae9e31fa1b93093798dcc63625684049d3d8c74961cad0b78c21ca389458a3a2b9853674727d252c7b37ca9da102f2cf5a7217231fb9fd46eb92fe560fe46ad9cd99ef95944eb7b6478a5a0d3154c9af267030fd5596d51caf6231dd90ae47b4daa3a2b57353c3da56de99eb09ab3779ca18b17569821e34e0e0ed7dffe5556e429c3890b48ec6a9e3925d3985b68899c1fa0e70cb6181a1fc8b77", 0xe5}, {&(0x7f0000ba0000-0x51)="d3b5f4b3d817f3d43592ee34a7997c3394fc5fa7e82ac74d555dcbf98fd32b4c96753d2403eee45ef76d3bb5e206a741f6e06ee3a4cde44b91eac1e5c70fc547989227d952d3a6b737faec9eba874031e4", 0x51}, {&(0x7f0000800000)="6e8e3d197ca22b19a0a893e671a208eb6ccb6c6c7b0d75924bf6aa", 0x1b}, {&(0x7f0000fba000-0xc6)="383c1f86e869755b570d9c15efee42256abb8c997f9274b902ffdab4f4165221023be360cbbc0dd81993af0bc49cea043800329711da40e86a885d3821a17b18411d5e8d61393ff107a70ce05ad26754765fbe698e5d44bba3ae3987f4c0dfe4a5c3630864cfe8a43cc9a143e1ff7e2525899d8fba2a5ccddbc06ff4d9adf8cec80bf65fdcfd523a06ab37957b6d832da2d5b7da9ca3e80e9c20cbf243e270b4d5c83e35e52d7051302e0d94c16ea4586152c24b5b0e097644ff4390cd774567f0806f97db76", 0xc6}, {&(0x7f0000022000-0xcd)="3fd6937cd992c4e131693b66cbd9c3ce3796436c277a7e4ff44b38149ea9ec0ccefa3f66efd061ba1a45a1fb106d586589570d80af99e3005520ba722f22f8a8fc4841a0136d1cc7629010c93ee0992b07d88db03c9dd225cdb3a1e999ed976db5bf3d76a7d6994c54361c523568a511ddc1b791f0a2a1f17d3f29479608b95853b4abb3b11ee494b2ca7988c4e06f554225a21ee09729f7fde601e77429e5aef971e60c60dd8d01aa66c2b7feaee0c5629afcc410b887f39e9e94369a75af05882765af165365049131c70261", 0xcd}], 0x9, &(0x7f0000270000)=[{0x98, 0x0, 0x100000001, "6696a54b0ab462293f9064ea1b48df83fe438cd9394240404a406477b8e137d4445b3eee4b82dda81d92fec54d53c77998a0583579650900dd855e8d3a81cd77a64e8a18a1ba68b3f78dc76ca99b0993f5f9c18cbc4d9b5a4aee70ee9286ab7c68783c6c781dd499e35cc7fb681091db4cc92c8c31fe2f018f72565761d007727e"}, {0x10, 0x1, 0x2, ""}], 0xa8, 0x4001}, 0x4040004) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000fe9000)=0x0) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) r4 = accept$packet(0xffffffffffffffff, &(0x7f00007a3000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000e26000-0x4)=0x14) getsockopt$SO_PEERCRED(r4, 0x1, 0x11, &(0x7f0000505000-0xc)={0x0, 0x0, 0x0}, 0xc) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000a91000-0xe8)={{{@in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, @in6=@loopback={0x0, 0x1}, 0x0, 0x4, 0x0, 0x71a, 0x11, 0x20, 0x20, 0x401, r5, r6}, {0x5, 0x9, 0x73, 0x519, 0x7fffffff, 0x47, 0x5, 0x2}, {0x9, 0x3, 0x7, 0x90}, 0x9, 0x2, 0x9, 0x0, 0x1, 0x2}, {{@in6=@loopback={0x0, 0x1}, 0x2, 0xfffffffffffffffd}, 0x9, @in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x81, 0x3, 0x1, 0x100, 0x40000000000000, 0x6, 0x5}}, 0xe8) ioctl$sock_ifreq(r2, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) setsockopt$inet_MCAST_LEAVE_GROUP(r3, 0x0, 0x2d, &(0x7f0000247000-0x90)={0x66, {{0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0xfffffffffffffffe, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x41, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @arp=@generic={0x30f, 0x60, 0x6, 0xf, 0x2, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], "9f2356b8bd6840ac481879de2a3ebc", @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, "6c87044cfac878c4e6b929970db3b4ca"}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r2, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eab000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r2, &(0x7f0000eab000)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000d46000-0x4)=0x1c) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000eac000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) r1 = accept$inet6(0xffffffffffffff9c, &(0x7f00009a4000-0x1c)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f000066b000-0x4)=0x1c) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f0000550000)={0x0, @in={{0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x600, 0x4, 0x3, 0xc4, 0x40}, &(0x7f00001fa000-0x3)=0xa0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f00008fc000)={r2, 0x1}, &(0x7f0000571000)=0x8) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0xe3) r3 = accept4(r0, &(0x7f000023b000)=@un=@abs={0x0, 0x0, 0x0}, &(0x7f00002d5000-0x4)=0x8, 0x80000) sendmsg$key(r3, &(0x7f00006e2000-0x38)={0x0, 0x0, &(0x7f000048a000)={&(0x7f0000e0f000)={0x2, 0x14, 0xffffffff, 0x9, 0x2c, 0x0, 0x2, 0x3, [@sadb_sa={0x2, 0x1, 0xffffffffffffff80, 0x57, 0xffffffff, 0x52, 0x4, 0xf8}, @sadb_ident={0x2, 0x0, 0x81, 0x0, 0x4}, @sadb_x_kmaddress={0x5, 0x19, 0x0, @in={0x2, 0x2, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, @sadb_ident={0x2, 0xa, 0x6aa, 0x0, 0x4}, @sadb_x_sec_ctx={0x1a, 0x18, 0x8, 0xffff, 0xc2, "0e35668f6f5cb49a759bcc2e7a58bf4da7bd89e1ba36ab43c7fb3d6a2e5b49bae8517108f40761b5cdb423487c5c2fcbf802966f5aae176212c60db2d6c208b2a2b216b72c435f9e852fb8e31840974a7c619d2d1d5f1155b03ebe1c5ddcc80c5d51e1d6c19bf743e5a665f88ecd8351c59eb5bea8c4d535d9fc71900b9bb2a24a6335d08b104fcdc62e28f47f858fabbc51bb92d202d4e601b0bcfdd75fe6f58631038d9f903c66f2c59687603954a4cdcd56523293a546f49b1a38a6ca622ba6df"}, @sadb_x_nat_t_type={0x1, 0x14, 0x0, [0x0, 0x0, 0x0]}, @sadb_sa={0x2, 0x1, 0x8, 0x7, 0x9, 0x13, 0x0, 0x646}, @sadb_ident={0x2, 0xa, 0x1, 0x0, 0x1}]}, 0x160}, 0x1, 0x0, 0x0, 0x0}, 0x800) setsockopt$inet_sctp_SCTP_NODELAY(r3, 0x84, 0x3, &(0x7f00005ab000-0x4)=0x3, 0x4) connect$inet(r3, &(0x7f0000983000)={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r4 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r4, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r4, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f0000039000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x2001) 2017/12/16 07:45:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:33 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x0, 0xdcad, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000521000-0x8)={0x0, 0x0}) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000b5d000-0x88)={0x4, {{0xa, 0x1, 0xffffffffffffff00, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x88) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x0) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(0xffffffffffffffff, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) socketpair(0xa, 0x6, 0x9, &(0x7f0000e80000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f000024e000)=0x0, &(0x7f0000549000-0x4)=0x4) ioctl$sock_bt_hidp_HIDPCONNADD(r2, 0x400448c8, &(0x7f0000996000-0xe5)={r0, r1, 0x7, 0x8001, &(0x7f00001f4000-0x25)="e503bc3b3337bbfa46115d5c73a8d9e5b3fd5701f1f2c4d8b14503dcffa67e8bff3de05629", 0x1, 0xfff, 0x7, 0x9, 0x10, 0x9, 0x3ff, "f35707bccfe0af30c297735e79444706f823f7c84919a541d31dfcbe74538cff24abb02dfc47e55bbd1935d90274867e44a6ae94f3c7577bdfa4c95a0391de519fbade52d89b42e04973726f20dc8c24a2b4911558fa80c8596210d93e6c8f393828f6653b7e1200b76c268d95515598c66a949c7e5727fcede597702b8ae1a7c8e2d5aff076cc5a490c83b20d03d760dd8f91f80e0c664c9591aa9d4382b94dc44e08077cf5c0b74bdfad0578cc2e04b220d4689431fb7847fff7b8d2"}) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0xeab000)=nil, 0xeab000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3b, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2d, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@generic={0x0, 0x2, ""}, @fastopen={0x22, 0x2, ""}]}}, {"0c"}}}}}}, 0x0) [ 341.775556] syz4: port 1(syz4.0) entered blocking state [ 341.810343] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x0, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r1, 0x10001) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r2, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:33 executing program 6: syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f00003ea000-0x8)={r4, 0x1}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:33 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00005ae000)=[@in={0x2, 0x1, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x30) r1 = socket(0x13, 0xe, 0xf7) setsockopt$netlink_NETLINK_RX_RING(r1, 0x10e, 0x6, &(0x7f000010f000)={0xdadd, 0xfffffffffffffffe, 0x7fff, 0x84a4}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) [ 341.851581] syz4: port 1(syz4.0) entered blocking state [ 341.862982] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:33 executing program 3 (fault-call:3 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x4, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x0, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000c38000)={0x0, 0x0}) sendmsg$unix(r0, &(0x7f0000a23000)={&(0x7f0000803000-0xa)=@file={0x1, "2e2f66696c653000"}, 0xa, &(0x7f00008b1000-0x70)=[{&(0x7f0000884000-0x96)="2fd9af10f8db193bf0c74974c1b58fed8567d8d8b61a1cf0187b9daf8fdff647fbd58a2633e1c368de67f9937deed05b4e9da87c06004b82072a46cc550bf6658894d640105f07f2ec119a3b021bdfef4db4e5217c72e6f4a0173284089c44ea699157cc0cf8e49ad64d7e96b462328446e07133c74f9b9f908d25e399b2a23aa6648c16b57321122c22a33e77608414ae00bab5f504", 0x96}, {&(0x7f0000bf2000)="63", 0x1}, {&(0x7f0000524000-0xfd)="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", 0xfd}, {&(0x7f0000cef000-0x30)="d5a82fe9d65b665302d77b890098337eb9c75818eef723e793480e558a27c008505138fad4ac509c372479808f9f9d0d", 0x30}, {&(0x7f0000211000)="812f0143e04360f9d6d2d51a62625bcf11f21c8e83bc072214f86f494c6594e24631d546423a47ac079130219ddf88f073727c274607a0f39fa5c5129dbfd9b2b61408685fb15df5a38241e676d9a2fdd11424e7f8380a6db510db1dd6f723a12fe46464e3864dad4236ceed9f4ec7dafebe2e7d8c33bdfe30e1e0e7d4fc9ba4b2c700f2", 0x84}, {&(0x7f0000e9d000-0xf2)="bb70b45994d518962efbf631276ef9947ccb203cea6a68af913844f021315fa5e8c1376ec0f2e40fb36d08d4c7f50c0018c01e73c2a3d135bdda23e5e73ee3bcd179657868876a99459cab54e78ec3448317c948471b5a640397ed410de0cda42c63539ea59684ab861a178eefc7bdef0fa3efe1c51fb746023e72cadd0ca654112f1a118c93adfbe2b315f1e0fe15efdb3865ed2deb5c332e9053b781aea59268dd181667fd58d3daae15776f7a86a2f6b851b7dda0ebef6ff4977b6691ad4317e828eccfec70ec8f60af4a016033ddd84e3216bb09ee517ec231fea480a794f2da8ea5b566f499e695a69d83279248d228", 0xf2}, {&(0x7f0000bcc000)="d8fc2ea18b12aa7862d19a48ba83abfafa5249bb84957ce6d9399184705256f6077eb0c9ba4b83058253e25766c3648ce849143fea4ebd77ca8e5d50912bc877331fc9626046f4b2d01c809635b66b75914deee6c2e21e3a353a46f11c3e00d6a2f15c4175c5ef7275a786960266cd9c60f7e2947b7fe7cb73bcbc4bee375b20590c44641ee9df328b7c3b4ce7a5d29a0460", 0x92}], 0x7, 0x0, 0x0, 0x80}, 0x8811) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f000050b000)={0x0, 0x0}) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000c85000-0x4)=0x6, 0x4) accept4(r0, &(0x7f000098d000)=@nl={0x0, 0x0, 0x0, 0x0}, &(0x7f000071c000)=0xc, 0x800) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f000094d000)="79733976d8c30a4aead960f2bd0828e62785ce104b8b8af18727936d180b062fbb4ad252185b536ea0eed2406caafb06b3f2b095718a1ae16d0d46ee76c7949f043b27f3399700000000000008002f24780000000000008000004236417fb14f3e756e5a226c39bf0263b1fb19", 0x6d) r3 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:33 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0x0, 0x400000000008, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x0, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:33 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) pipe(&(0x7f0000ddf000)={0x0, 0x0}) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f0000d6e000)=0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet_dccp(0x2, 0x6, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_buf(r1, 0x0, 0x9, &(0x7f0000001000-0xe4)="ab1cc46d379615c75befdf62c1671a517f9d5308852776dba43210fe8e2bb55945ac86ba6f2815a39319da3b7e9ac5079ab5219aba85fcc38c6ad1e0083d28d1b97eaaffc87f184e2cb8a1478cbd1acf8a75d72ff00e5b671ec155afcf30fb7bf8652cdfa08a169062956e8169e49fb46460554cb4a93dce71faff83888cd244857d06f3b2c41f24e19f70bdabedefe3862104cb6948648017e7e59369fea37f447db68d280d10841ea6a8ae577235eae51308c0b6b402764db9b9b7506622df4d9c2b4b4130edd66727a7859c508702348d7f4ae68401bb99796100318f3ef9839c1308", 0xe4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) connect$inet6(r2, &(0x7f00006da000-0x1c)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2}, 0x1c) socketpair$inet(0x2, 0x80806, 0x952, &(0x7f00005ba000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000ba5000)={0x0, @in={{0x2, 0x0, @rand_addr=0x3, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x5}, &(0x7f0000c65000)=0x98) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000b94000)={r5, 0x4c, "624e4750b85b6e553e9fc5a1e7ca7c82a9427d14565d9cf8cb1e0bc8f16c8096fcbb3b326e5b3a676612c42ab71c1d7941876eb7bbecd7b964abb75f251ead20b188ac895643e98e980462b6"}, &(0x7f000087f000)=0x54) listen(r2, 0x3) setsockopt$inet_msfilter(r1, 0x0, 0x29, &(0x7f0000099000-0x14)={@broadcast=0xffffffff, @rand_addr=0x3, 0x1, 0x1, [@broadcast=0xffffffff]}, 0x14) r7 = accept(r2, &(0x7f0000d0b000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000eff000)=0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r7, 0x84, 0x66, &(0x7f000075a000-0x8)={r5, 0x100000000}, &(0x7f0000bef000-0x4)=0x8) ioctl$sock_inet_sctp_SIOCINQ(r3, 0x541b, &(0x7f00006cc000-0x4)=0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r7, 0x84, 0x1f, &(0x7f000029c000-0x98)={0x0, @in6={{0xa, 0x0, 0x9, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x8b}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x0}, &(0x7f00002be000-0x4)=0x98) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r7, 0x84, 0x22, &(0x7f000085c000)={0x7ff, 0x8, 0xafa36e8, 0xff, r8}, &(0x7f00003e2000)=0x10) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r4, 0x84, 0x76, &(0x7f00006b7000)={r8, 0x7ff}, 0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r7, 0x84, 0x73, &(0x7f0000837000-0x18)={r8, 0x3e, 0x0, 0x3f, 0xa7}, &(0x7f0000a2f000-0x4)=0x18) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r7, 0x84, 0x9, &(0x7f0000072000)={r6, @in6={{0xa, 0x1, 0x3f, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1f}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x33a0, 0x1b, 0xfff, 0x8000, 0x3c}, &(0x7f0000bb1000-0x4)=0xa0) setsockopt$inet_sctp_SCTP_MAXSEG(r7, 0x84, 0xd, &(0x7f0000270000)=@assoc_value={r8, 0x0}, 0x8) r9 = socket(0x10, 0x2, 0x0) write(r0, &(0x7f0000779000-0x1f)="1f000000120003f2f909000000e100770100000005002200dffe1aec000081", 0x1f) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r9, 0x84, 0x77, &(0x7f0000007000-0x5)={0x0, 0x9}, &(0x7f00000c2000-0x4)=0x8) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r9, 0x84, 0x6, &(0x7f00007f0000)={r10, @in={{0x2, 0x0, @rand_addr=0x4, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) recvfrom$ax25(r9, &(0x7f00001f4000-0xed4)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0xed0, 0x0, &(0x7f00008d5000)={0x3, {"32a4418c9f497a"}, 0x0}, 0x10) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000ce0000)=@get={0x1, &(0x7f00003bd000-0x7a)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x5}) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r9, 0x84, 0x16, &(0x7f00007ee000-0xe)={0x5, [0x6, 0x8, 0x80, 0x80000000, 0x5]}, &(0x7f0000f5e000-0x4)=0xe) [ 341.972454] FAULT_INJECTION: forcing a failure. [ 341.972454] name failslab, interval 1, probability 0, space 0, times 0 2017/12/16 07:45:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x100000000003}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x0, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) r1 = accept(r0, &(0x7f0000a8f000)=@alg={0x0, "0000000000000000000000000000", 0x0, 0x0, "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f000089a000-0x4)=0x58) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000a0f000-0x4e)={0x0, 0x46, "791851454f912c16ef8daabd0305633dcc4c57ec935d8fccaf6a1eed5546224719be86be0e879fcedbc6880aa75a7eb1ac33bf864a32e229b66b42d0f4c6995e4b24b15a40ea"}, &(0x7f000082b000+0x1c3)=0x4e) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000c50000-0x8)={r2, 0x101}, &(0x7f00009f9000)=0x8) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x37, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x4, 0x29, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0x5, 0xb, 0xfffffffffffffffe, 0x0, 0x0, {[]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0x0, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_dccp(0xa, 0x6, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000c61000)={0xfffffffffffffff7, {{0xa, 0x1, 0x100000001, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x7c}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x88) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000e12000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r1, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x2, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 341.973256] syz4: port 1(syz4.0) entered blocking state [ 341.973284] syz4: port 1(syz4.0) entered disabled state [ 342.016920] syz4: port 1(syz4.0) entered blocking state [ 342.016955] syz4: port 1(syz4.0) entered disabled state [ 342.066938] syz4: port 1(syz4.0) entered blocking state [ 342.066969] syz4: port 1(syz4.0) entered disabled state [ 342.089248] syz4: port 1(syz4.0) entered blocking state [ 342.089277] syz4: port 1(syz4.0) entered disabled state [ 342.150229] syz4: port 1(syz4.0) entered blocking state [ 342.150262] syz4: port 1(syz4.0) entered disabled state [ 342.180329] syz4: port 1(syz4.0) entered blocking state [ 342.180363] syz4: port 1(syz4.0) entered disabled state [ 342.206569] CPU: 0 PID: 7953 Comm: syz-executor3 Not tainted 4.15.0-rc2+ #155 [ 342.213857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.223203] Call Trace: [ 342.225780] dump_stack+0x194/0x257 [ 342.229402] ? arch_local_irq_restore+0x53/0x53 [ 342.234081] should_fail+0x8c0/0xa40 [ 342.237792] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.242889] ? unwind_dump+0x4d0/0x4d0 [ 342.246782] ? find_held_lock+0x39/0x1d0 [ 342.250856] ? __lock_is_held+0xbc/0x140 [ 342.254934] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 342.260806] ? rcu_note_context_switch+0x710/0x710 [ 342.265717] should_failslab+0xec/0x120 [ 342.269668] kmem_cache_alloc_trace+0x4b/0x750 [ 342.274222] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 342.279387] ? find_held_lock+0x39/0x1d0 [ 342.283428] tcp_sendmsg_locked+0x2453/0x3b30 [ 342.287910] ? lock_downgrade+0x980/0x980 [ 342.292038] ? avc_has_perm+0xd0/0x680 [ 342.295905] ? check_noncircular+0x20/0x20 [ 342.300110] ? lock_release+0xda0/0xda0 [ 342.304067] ? tcp_sendpage+0x60/0x60 [ 342.307853] ? find_held_lock+0x39/0x1d0 [ 342.311889] ? print_usage_bug+0x3f0/0x3f0 [ 342.316113] ? lock_acquire+0x1d5/0x580 [ 342.320060] ? tcp_sendmsg+0x21/0x50 [ 342.323756] ? mark_held_locks+0xb2/0x100 [ 342.327879] ? do_raw_spin_trylock+0x190/0x190 [ 342.332438] ? __local_bh_enable_ip+0x121/0x230 [ 342.337082] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 342.342073] ? lock_sock_nested+0x91/0x110 [ 342.346280] ? trace_hardirqs_on+0xd/0x10 [ 342.350400] ? __local_bh_enable_ip+0x121/0x230 [ 342.355051] tcp_sendmsg+0x2f/0x50 [ 342.358572] inet_sendmsg+0x11f/0x5e0 [ 342.362345] ? __might_sleep+0x95/0x190 [ 342.366293] ? inet_recvmsg+0x5f0/0x5f0 [ 342.370242] ? selinux_socket_sendmsg+0x36/0x40 [ 342.374883] ? security_socket_sendmsg+0x89/0xb0 [ 342.379611] ? inet_recvmsg+0x5f0/0x5f0 [ 342.383560] sock_sendmsg+0xca/0x110 [ 342.387250] SYSC_sendto+0x358/0x5a0 [ 342.390939] ? SYSC_connect+0x480/0x480 [ 342.394887] ? kernel_read+0x120/0x120 [ 342.398750] ? wait_for_completion+0x7b0/0x7b0 [ 342.403330] ? __sb_end_write+0x9e/0xd0 [ 342.407284] ? fput+0xd2/0x140 [ 342.410451] ? SyS_write+0x184/0x220 [ 342.414138] ? lockdep_sys_exit+0x47/0xf0 [ 342.418261] ? entry_SYSCALL_64_fastpath+0x5/0x96 [ 342.423078] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 342.428085] SyS_sendto+0x40/0x50 [ 342.431521] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 342.436248] RIP: 0033:0x452a39 [ 342.439420] RSP: 002b:00007f8bda778c58 EFLAGS: 00000212 ORIG_RAX: 000000000000002c [ 342.447887] RAX: ffffffffffffffda RBX: 00007f8bda778aa0 RCX: 0000000000452a39 [ 342.455131] RDX: 0000000000000000 RSI: 0000000020a48000 RDI: 0000000000000013 [ 342.462373] RBP: 00007f8bda778a90 R08: 0000000020ac4ff0 R09: 0000000000000010 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_group_source_req(r0, 0x0, 0x2f, &(0x7f00006c6000)={0xffff, {{0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x118) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f00006cd000-0x48)=[{0xa, 0xff}, {0xc, 0x8}, {0x0, 0x9}, {0x2, 0x80}, {0x8, 0x2}, {0x3, 0x3}, {0x3, 0x2}, {0x0, 0x4}, {0x2, 0x95af}], 0x9) 2017/12/16 07:45:33 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mmap(&(0x7f0000000000/0x8000)=nil, 0x8000, 0x9, 0x1010, r0, 0x100000000) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x150, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f000000a000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet_dccp(0x2, 0x6, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_buf(r3, 0x0, 0x2f, &(0x7f0000009000)="ccdce8803bbc8551ad55bee46303d50616f019d52865d6d88a2a89e7f63de8ee5615100497cf9a789defe8d7027ce851b2ecc042df3ac12a20e24fc80ba1ab097ab2b44ce00257e1a6ca3e4fc02e084bad107ca2b8daa6c0a2852c2c15f4e7c8a9141381d303080b9b3c36a632c652183e3d02ab8d70820ecb8cc4a79ca2523e54db301ea3e836b2ed69f6f409ab0d072b6b5329b195246c79f1ad67cf7b2f56eccfd4d34c9d8b31b4d01f1f7c01c4b35fe0deed035547c96a18dbd20d2efd388b3529099c67236f83e41da2e876d72feea8e368f90d34e587d8202c62c4622c3684b72753c45429c4c3777df2df37ccc603e432", 0xf4) r4 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000007000-0x1c)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f000000b000-0x4)=0x1c, 0x800) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x2, 0x8010, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f000000b000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000000000)=0xc) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000001000)=r5) r6 = socket$inet(0x2, 0x2, 0x88) setsockopt$inet_mreqsrc(r6, 0x0, 0x0, &(0x7f0000006000-0xc)={@remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, @multicast1=0xe0000001}, 0xc) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r6, &(0x7f0000007000-0x6e)="4810b792a8a73b9371942d095e8508bb50c691dd8e292bfb339fd6af10a5043568196e63be51d394c5820b61a0a1974dad8a3058a0eb4f6398c6c37813a017a56a000e69c9fd8e78c84f361588c1a16077e374e1c8314d561939d46a95474377c0068677c2397e2b1129fc773a95", 0x6e, 0x1, &(0x7f0000003000)={0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r2, &(0x7f0000003000)="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", 0xfc0, 0x4000a, &(0x7f000000c000-0x10)={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffff9c, 0x84, 0x0, &(0x7f000000b000-0x10)={0x0, 0x3f, 0x40, 0x4}, &(0x7f0000009000-0x4)=0x10) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x4, 0x800030, r7, 0x4) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r6, 0x84, 0x6d, &(0x7f0000008000)={r8, 0x45, "d8acc501fdde2a4ebac26ab522e0a7aff206acc0ac579dd430c06548d0dc88563b5f1c34420a33b8419337a6e7897471f5c8131f37c6febb9059d31885076a83125bdcbc09"}, &(0x7f0000008000)=0x50) mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r10 = socket$inet_sctp(0x2, 0x1, 0x84) mmap(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x3, 0x32, r1, 0x8000) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x7, 0x32, 0xffffffffffffffff, 0x0) sendmmsg$inet_sctp(r10, &(0x7f0000008000-0x118)=[{&(0x7f0000008000-0x1c)=@in6={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c, &(0x7f0000000000)=[], 0x0, &(0x7f0000008000-0xf0)=[@sndrcv={0x30, 0x84, 0x1, {0x31, 0x7, 0x200, 0x1ff, 0x401, 0xff, 0x3, 0xffff, 0x1}}, @init={0x18, 0x84, 0x0, {0x3f, 0x1, 0x1f, 0x5d4}}, @init={0x18, 0x84, 0x0, {0x20, 0x2, 0x7ff, 0x7f}}, @init={0x18, 0x84, 0x0, {0x8, 0x1cdf, 0x5, 0x1}}, @sndrcv={0x30, 0x84, 0x1, {0xffffffffffffffff, 0x8, 0x2, 0x7, 0x1, 0x47, 0x5, 0x8, 0xf43}}], 0x5, 0x8000}, {&(0x7f0000009000)=@in={0x2, 0x1, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000009000-0x40)=[], 0x0, 0x0, 0x0, 0x0}, {&(0x7f0000009000)=@in6={0xa, 0x3, 0x380, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xc8}, 0x1c, &(0x7f0000002000)=[{&(0x7f000000a000-0x1000)="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0x1000}, {&(0x7f0000008000)="0ed1dc7c7a80261879ee512cee09fc426109dc96ba026c", 0x17}], 0x2, &(0x7f0000009000)=[@sndinfo={0x20, 0x84, 0x2, {0x6, 0x2, 0x7fff, 0x64, 0x1f}}, @init={0x18, 0x84, 0x0, {0xa, 0x7, 0x7, 0x2}}, @init={0x18, 0x84, 0x0, {0x9, 0x6, 0x2, 0x1}}, @init={0x18, 0x84, 0x0, {0x2, 0xbe7, 0xb3d5, 0x0}}, @init={0x18, 0x84, 0x0, {0x1, 0xcd4, 0x8000, 0x1}}, @init={0x18, 0x84, 0x0, {0x93a, 0x8, 0x3ff, 0x1c}}, @sndinfo={0x20, 0x84, 0x2, {0x1f, 0x204, 0x8, 0xc, r8}}, @init={0x18, 0x84, 0x0, {0x7, 0x10000, 0x1ab4, 0x2}}], 0x8, 0x40}, {&(0x7f000000b000)=@in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f000000a000-0x90)=[{&(0x7f0000004000)="f6cde6858fdf4076cb2588ee6eee2492e1fc4fc0115e5588b9c4ab7fa3dadb32468fe6eaa60ad9f75259cd7fc531a50bb585c55a36f452beb312c50b73600975e202c486ffa8617fbf853e638c760c21af8bfdbe95bcd56bf30163d81c06848050da31873e0adfbb86e9a2d8a8945d12abd1886f595791b43bc064e8f7f53af5fcdc65e329f26837ad31bf3473413e9232ff056fe7e61092fa42b3392b28fab2c6829286bdbe42add7557150", 0xac}, {&(0x7f000000a000-0x8a)="116fdcba4570b5080ffc66a03783e460d7a40c20713409209aa823dab75c655f5bb2d66ace163d1221a9c369db84f8ee6010fc488e9d60a07e0872bbcea33fce134d29b260e9c5c06f293a688849af1afe1f1b53b055c03308b41c7f225f94ee725bf3cdfb1dbdd4f68ab66f165f56ee9837ece4c86027dcba22c38837c1bf9eef20832a9a64a64289ff", 0x8a}, {&(0x7f0000006000)="267d8204967ea604161c0b97b9be8e6d0060b1859be71e0e0827899ac884fca06c870474d64b1e1ad764622ca5ff93ab7f00e476d0a9760679c2d8c7bae67970d98d2bf7a0e948a8bda245bca74900d1d1b0ff488a19cb675ce784a1d52efbb5b6f498fc1baeb8993d6d14275dbb9bcd1dc06d63226cb8cb9f1ce285932c830aee6c8a0a6df207fd978c07c875d07627069d9dadabbb659ed32e61d9734daa22e60b36db4a2020b3d5c9b64b", 0xac}, {&(0x7f0000002000)="c173ee36daff61c4ec09b73a278eb53abb90000f9aa553aa187f41ed7235381eb1bef270d371f6fe6254682906a2ec68af499df1c8a0a8ad2f7f7456a9134cc4ceb09da5796e75bcb0f62ca311f68c5e4f0eb9266fdc3b7891a15d0d1b9f03d4df006e44325d01", 0x67}, 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0x1000}, {&(0x7f0000006000)="8a80369358781137a0b019692a75d9eb6d94534000000000000000a4ba0a348564c65147a8e325553d953a50c31ee3358cd1465100cfbc18af7084fac919bf93e60752d2dbbfa37154bdea5f158ffd295d33ab7807b3115e5d9d871307be08786f761f5fb47a70b0894da7f4c7d6ae127f829b9ed2c891f1", 0x78}], 0x9, &(0x7f0000002000-0x150)=[@sndinfo={0x20, 0x84, 0x2, {0x80000001, 0x4, 0x2, 0x2, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0xfffffffffffffa21, 0x5, 0x200, 0x4, r9}}, @sndinfo={0x20, 0x84, 0x2, {0x3, 0xd, 0xfffffffffffff801, 0x9, r8}}, @sndrcv={0x30, 0x84, 0x1, {0x3, 0x1ff, 0x6, 0x7fffffff, 0x7, 0x7, 0x80000000, 0x3, 0x4}}, @init={0x18, 0x84, 0x0, {0x3d80, 0x1000, 0x6e2e, 0x2000002}}, @sndrcv={0x30, 0x84, 0x1, {0x3, 0x2, 0x2, 0x7, 0xd84, 0x81, 0x4, 0x0, 0xf6}}, @sndrcv={0x30, 0x84, 0x1, {0xffffffffffff55e7, 0x7, 0x202, 0x6, 0x80000001, 0xe10, 0x1c, 0x1, r8}}], 0x7, 0xc000}, {&(0x7f0000009000)=@in={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000005000)=[{&(0x7f0000005000-0x33)="5fb308ee7409e782373d8c588c8c16b943c893809a926708e793127de94c7e4e0c414ff53594ab3e1972f6eeaed15c7245bb91", 0x33}, {&(0x7f0000009000)="aca1f00c0641776a4fcf955d029eec5000e69045accd219727de1ae40c944bf2b8bff27fc09dfe028e4cfca05923df9b9d98cb30d8128e6cf011e13e46e4a57171cec3f53f797a2fccbfb0fbcb3e6821076f35338a638076f6f8c094f278fdae9e667840aca0fa86c4774967e2cb7d177970e4d604142475a3d97193c790a3e607b20d6dd0bc97eebe9fe22e67", 0x8d}, {&(0x7f0000005000-0x76)="ec20236b5383708056ed3eb75469b902fd336fb25d0edc786c9ea38db9edff20d527cd2f15ccd5fd2789e3e07f4170f07221bde9e0264f714184cd470f34d00b774288c8079a4b0e238de93d23a7151d45df2a684cba2b98857de0af21653144c6bdf6f1ff8fac6adfd6083d52b3b688e9154d624ccc", 0x76}, {&(0x7f0000009000)="a6a0cb0c2e3d8fdeced2686a9fe2d0e7d7f27d8f95b9e557aea96bb952425b4ffc14b2216457442fa323940685985cdadab95b294efd279578419bf4df21f96680a73283ef5996582b923718f2cee59cd1363ebec0d9e92aa6b5981d818bc15eb0215fc714568dd72df0b7c5e423fede259f5ecf4fe89cd5374d5b874d211335664ea29a00bdf322c97dfb71e129e0d93461539114336296d7e5fc6214a0fb228c89321d2827d1384d5db00a35201df8c22089b21ad64f6862e385c43fe3ee3d882c5ef543fde9b0c51f8549034cacb57cfb61d8e7562d9b408cc223ce0630467e9c2412f9a0c4270d2476b0d2e7c2f4c4d5a5", 0xf3}], 0x4, 0x0, 0x0, 0x20000000}], 0x5, 0x40040) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0xb, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000d5c000)={0x0, 0x0}) sendmmsg$unix(r1, &(0x7f0000ebf000)=[], 0x0, 0x4000) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r0, 0x0, 0x0) r3 = accept(r1, &(0x7f0000347000-0x9)=@rc={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f0000d9b000)=0x9) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000215000)={@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000795000)=0x14) setsockopt$inet6_mreq(r3, 0x29, 0x1c, &(0x7f0000c7b000)={@loopback={0x0, 0x1}, r4}, 0x14) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000488000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f0000a7f000)={0x0, 0x7fffffff, 0x6, 0x67d}, &(0x7f000086b000)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000873000)={r5, @in6={{0xa, 0x2, 0x1, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x29, 0x7, 0x100, 0xfffffffffffffffe, 0x29}, 0xa0) getsockopt$inet6_buf(r3, 0x29, 0xd7, &(0x7f000085e000-0x31)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000dc4000-0x4)=0x31) 2017/12/16 07:45:33 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:33 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) socketpair$ax25(0x3, 0x3, 0xcd, &(0x7f00001e9000)={0x0, 0x0}) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000eaa000)={0x42424242, 0x42424242}, 0x5, 0x200000000fe) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) socket$inet(0x2, 0x80000, 0x80) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) [ 342.469970] R10: 0000000020000003 R11: 0000000000000212 R12: 00000000004b75fb [ 342.477211] R13: 00007f8bda778bc8 R14: 00000000004b75fb R15: 0000000000000000 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x3a, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x2c, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, {[@fastopen={0x22, 0x2, ""}]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "736b636970686572000000000000", 0x0, 0x0, "6362632d63616d656c6c69612d61736d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00005cc000-0x26)="79733976d8c30b4aaad960d3bd087ee62785ce0166d27df3500000027b7ccea52cb34c56ed12", 0x26) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:33 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000712000-0x8)={0x0, 0x10001}, &(0x7f00002dc000)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000ff3000)={r2, @in6={{0xa, 0x2, 0x4, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x0, 0x5faa0983, 0x90, 0x10}, &(0x7f0000566000)=0xa0) pread64(r1, &(0x7f00009f7000)="00000000000000000000", 0xa, 0x0) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) r3 = socket$inet_icmp(0x2, 0x2, 0x1) socketpair$inet6(0xa, 0x80805, 0x1c4, &(0x7f0000f1e000-0x8)={0x0, 0x0}) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000d9d000)=[{0x2, 0x8001}], 0x1) setsockopt$inet_mreqsrc(r3, 0x0, 0x27, &(0x7f0000398000)={@empty=0x0, @rand_addr=0x51, @empty=0x0}, 0xc) 2017/12/16 07:45:33 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 342.552779] syz4: port 1(syz4.0) entered blocking state [ 342.571090] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:33 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) socketpair(0x2, 0x4, 0xffff, &(0x7f00008fb000)={0x0, 0x0}) ioctl$int_in(r0, 0x544f, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r1, 0x29, 0xd3, &(0x7f00008ec000)={{0xa, 0x3, 0x1, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x800}, {0xa, 0x2, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x6}, 0x100000000, [0x5, 0x8, 0x0, 0xbd71, 0x4, 0x80, 0xb57a, 0x80000001]}, 0x5c) 2017/12/16 07:45:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x0, 0x0, 0x8f38) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000773000)={0x0, 0x2f, "650e03c50b93b7c01a154e158821173a9dd7c736bb590baad3bf6ec2a79473518845cc236a3705d0c7567ae8f96952"}, &(0x7f0000947000)=0x37) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000a3c000)=@assoc_value={r1, 0x2}, 0x8) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r3 = accept$alg(r2, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) accept4$unix(r0, &(0x7f00005c9000)=@abs={0x0, 0x0, 0x0}, &(0x7f0000537000-0x4)=0x8, 0x800) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000164000-0xa0)=[@in={0x2, 0x1, @rand_addr=0x9c, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x6, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2}, @in6={0xa, 0x2, 0xffffffffffffff5b, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x3}, @in6={0xa, 0x2, 0x1, @loopback={0x0, 0x1}, 0xe929}, @in={0x2, 0x1, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x1f, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x1f}], 0xa0) 2017/12/16 07:45:33 executing program 6 (fault-call:1 fault-nth:0): mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 342.611986] syz4: port 1(syz4.0) entered blocking state [ 342.619809] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 0: mmap(&(0x7f0000000000/0x6f000)=nil, 0x6f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x8) mmap(&(0x7f000006f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket(0xa, 0xa, 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000001000-0x4d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000001000-0x4)=0x4d) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x20000000001, 0x0) getsockopt$sock_timeval(r2, 0x1, 0x14, &(0x7f0000079000)={0x0, 0x0}, &(0x7f000014a000)=0x10) setsockopt$inet6_int(r2, 0x29, 0xb, &(0x7f0000f57000-0x4)=0x4000007, 0x4) bind$inet6(r2, &(0x7f0000f3d000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) sendto$inet6(r2, &(0x7f0000b81000-0x1)="d0", 0x1, 0x20040000, &(0x7f0000de0000-0x1c)={0xa, 0x0, 0x4ec0ba44, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4}, 0x1c) setsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f00004e7000)={0x0, 0x80000000}, 0x8) getsockopt$inet6_buf(r2, 0x29, 0x6, &(0x7f0000f5b000-0xaf)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f000018e000)=0xaf) socketpair(0x0, 0x800, 0x2, &(0x7f00002c0000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_RES_CTX(r3, 0xc0106426, &(0x7f0000bce000-0x10)={0x2, &(0x7f0000a8d000)=[{0x0, 0x0}, {0x0, 0x0}]}) unshare(0x100) mmap(&(0x7f000006f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000070000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000071000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0xa, 0x100000000000000a, 0x7, &(0x7f0000072000-0x8)={0x0, 0x0}) setsockopt$inet6_int(r5, 0x29, 0x40000, &(0x7f0000e66000-0x4)=0x1, 0x4) mmap(&(0x7f0000070000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_UNIQUE(r4, 0x40106410, &(0x7f0000070000)={0x23, &(0x7f0000070000)="23d24c453b25255fbf9fb9521e311bb602a91da7a21fe698e034c6170bb56982ea0e28"}) mmap(&(0x7f0000070000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000071000-0x4)=0x1, 0x4) mmap(&(0x7f0000070000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000070000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000071000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x0, 0x10000000000000}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) tee(r0, r1, 0x7ff, 0xe) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f000007a000-0x8)={0x0, 0x5}, &(0x7f0000c8f000)=0x8) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f00000c1000)={r2, 0xc1, "e9f8cc7f0de7d6d09651aa2edf7a92d941c005b5ce11281036c536709e8d800c2779b4665234b8a20cd7b6161dbe351c725551ff29b38317241e74afc81faef88011e097053d9307737e133e3cede58433c1aa6b635e0639f2ce0137a7c2697e08b9b788f048a578071fa7b749b482d21ede1bf77dca970a960ebc119a2066f42d1e6d9729e10a39e43cfbb407bcba83984e1ffd9ba063b8d463788eb9b63a2785450d3c1d9bd582c124b9e3bb486da6b75af61eada00227c920234b717cd10a03"}, &(0x7f0000de6000-0x4)=0xc9) [ 342.695790] FAULT_INJECTION: forcing a failure. [ 342.695790] name failslab, interval 1, probability 0, space 0, times 0 [ 342.707122] CPU: 1 PID: 8056 Comm: syz-executor6 Not tainted 4.15.0-rc2+ #155 [ 342.714400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.723757] Call Trace: [ 342.726359] dump_stack+0x194/0x257 [ 342.730005] ? arch_local_irq_restore+0x53/0x53 [ 342.734678] ? lock_release+0xda0/0xda0 [ 342.738666] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 342.744577] should_fail+0x8c0/0xa40 [ 342.748312] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 342.753420] ? tun_get_user+0xe60/0x3900 [ 342.757506] ? mutex_lock_io_nested+0x1900/0x1900 [ 342.762371] ? __read_once_size_nocheck.constprop.8+0x10/0x10 [ 342.768258] ? SyS_writev+0x27/0x30 [ 342.771922] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 342.776945] ? print_usage_bug+0x3f0/0x3f0 [ 342.781173] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 342.786189] ? unwind_dump+0x4d0/0x4d0 [ 342.787095] syz4: port 1(syz4.0) entered blocking state [ 342.787122] syz4: port 1(syz4.0) entered disabled state [ 342.800781] should_failslab+0xec/0x120 [ 342.804762] kmem_cache_alloc+0x47/0x760 [ 342.808840] __build_skb+0x9d/0x450 [ 342.812469] ? skb_try_coalesce+0x1c50/0x1c50 [ 342.816973] ? __alloc_pages_nodemask+0xd80/0xd80 [ 342.821811] ? SyS_writev+0x27/0x30 [ 342.825455] __napi_alloc_skb+0x173/0x2c0 [ 342.829611] napi_get_frags+0x61/0x130 [ 342.833506] tun_get_user+0x1cca/0x3900 [ 342.837521] ? tun_build_skb.isra.48+0x17d0/0x17d0 2017/12/16 07:45:34 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x0}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x1) 2017/12/16 07:45:34 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8942, &(0x7f0000ce3000-0x28)={@generic="5456ae18d1ffff1482a5c89edd026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r1, 0x80000000de8) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x4f, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x41, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xb, 0xb, 0x2, 0x0, 0x0, {[@mss={0x2, 0x4, 0x5}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000007, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f0000fcb000)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f0000a1d000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r2 = socket(0x0, 0x0, 0xb2d8) getsockopt$netlink(r2, 0x10e, 0x0, &(0x7f00008db000-0x6d)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000c90000-0x4)=0x6d) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000ed000)=r1, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) pipe(&(0x7f0000ae8000-0x8)={0x0, 0x0}) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000155000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x2801}) getsockopt$inet6_int(r0, 0x29, 0x3f, &(0x7f0000521000-0x4)=0x0, &(0x7f0000810000-0x4)=0x4) ioctl$DRM_IOCTL_MODE_GETCRTC(r3, 0xc06864a1, &(0x7f000003e000-0x64)={&(0x7f00001b1000)=[0x91d8, 0x1, 0x1], 0x3, 0x5, 0x8001, 0x1, 0x2, 0x0, {0x7, 0xbdd, 0x3, 0x4, 0x200, 0x3, 0x3f, 0x1, 0xfd, 0x7fff, 0xb5, 0x2, 0xffffffffffffff00, 0x10001, "f0643e271b6a536bc0ccb93c9ff5ec365f70de6a940034e4dcd922abf171d7de"}}) sendto$ipx(r3, &(0x7f00003af000-0x80)="534236e6bd9a058e5edd8837dd31e99346f807791a938f5922f6e15d85e4570285f624df98e72a656acd2dcca8b68a29c6404a657b961419853ea807befd9fc0c25d0fd3130131b53f00ffba5644f1a8b121909a28992902bd1f64c5eb8f568c09c7a3f5bd2baa7fc77a46d91d09c082e9907dfd50f1c1e27966ee72ed9812b9", 0x80, 0x40014, 0x0, 0x0) [ 342.842452] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 342.847646] ? check_noncircular+0x20/0x20 [ 342.851906] ? check_noncircular+0x20/0x20 [ 342.856174] ? lock_downgrade+0x980/0x980 [ 342.860325] ? tun_chr_close+0x60/0x60 [ 342.864216] ? find_held_lock+0x39/0x1d0 [ 342.868284] ? lock_release+0xda0/0xda0 [ 342.872266] ? __lock_is_held+0xbc/0x140 [ 342.876345] ? tun_get+0x1d4/0x2e0 [ 342.879892] ? tun_chr_close+0x60/0x60 [ 342.883781] ? __check_object_size+0x25d/0x4f0 [ 342.888367] ? rcu_note_context_switch+0x710/0x710 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$int_in(0xffffffffffffffff, 0x5452, &(0x7f00001dc000-0x8)=0x1f) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00005fd000-0x8)={0x0, 0x0}) ioctl$sock_SIOCGIFBR(r1, 0x8940, &(0x7f00001b7000-0x18)=@add_del={0x2, &(0x7f0000b3c000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x9669}) setsockopt$inet6_buf(r1, 0x29, 0x22, &(0x7f00006be000-0xff)="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", 0xff) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00008a0000)={0x0, 0x0, 0x0}, &(0x7f00006ed000-0x4)=0xc) r2 = socket(0x0, 0x80004, 0x9) sendto$inet(r2, &(0x7f0000a48000)="", 0x0, 0x20000005, &(0x7f00004dd000)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) [ 342.893311] tun_chr_write_iter+0xbf/0x160 [ 342.897558] do_iter_readv_writev+0x531/0x7f0 [ 342.902062] ? vfs_dedupe_file_range+0x900/0x900 [ 342.906837] ? rw_verify_area+0xe5/0x2b0 [ 342.910909] do_iter_write+0x15a/0x540 [ 342.914799] ? dup_iter+0x260/0x260 [ 342.918445] vfs_writev+0x18a/0x340 [ 342.922066] ? __fget_light+0x29d/0x390 [ 342.926043] ? vfs_iter_write+0xb0/0xb0 [ 342.930021] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 342.934870] ? kernel_read+0x120/0x120 [ 342.938793] ? __fdget_pos+0x136/0x1a0 [ 342.942681] ? __fdget_raw+0x20/0x20 [ 342.946409] do_writev+0xfc/0x2a0 [ 342.949860] ? do_writev+0xfc/0x2a0 [ 342.953498] ? vfs_writev+0x340/0x340 [ 342.957303] ? entry_SYSCALL_64_fastpath+0x5/0x96 [ 342.962149] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 342.967176] SyS_writev+0x27/0x30 [ 342.970635] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 342.975384] RIP: 0033:0x452911 [ 342.978565] RSP: 002b:00007f735c094b80 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 [ 342.986274] RAX: ffffffffffffffda RBX: 00007f735c094aa0 RCX: 0000000000452911 2017/12/16 07:45:34 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, 0x0, &(0x7f0000e28000)=0x0) connect$ax25(r0, &(0x7f0000000000)={0x3, {"d004000000512d"}, 0x3de}, 0x10) syz_extract_tcp_res(&(0x7f00005ae000)={0x0, 0x0}, 0x2, 0x5) syz_extract_tcp_res$synack(&(0x7f000055f000-0x8)={0x0, 0x0}, 0x1, 0x0) syz_emit_ethernet(0xca, &(0x7f0000e05000-0xca)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [], {{0x86dd, @ipv6={0x0, 0x6, "0006af", 0x94, 0x2c, 0x9304, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, {[@dstopts={0x84, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0x1, 0xe, "03ce2056fb11068a90a25ed0155b"}, {0xff, 0x40, "b49bd8386c84281e3ffe819547480c34c67b57c343fab2c0b0c08324447c66bf7f6e83b39b1a6b439ea2b983663638bbb6c309b9a0dd7a0ec9277ebb2e1befbe"}]}, @fragment={0x0, 0x200, 0x9, 0x9, 0x3237, 0x4000000b05, 0x2}], @tcp={{0x0, 0x1, r2, r1, 0x0, 0x0, 0xc, 0x8, 0x0, 0x0, 0x0, {[@timestamp={0x8, 0xa, 0xd28, 0x9}, @md5sig={0x13, 0x12, "f899eda54ccef93cc9dadab01a36b0e5"}]}}, {"de41"}}}}}}}, 0x0) mmap(&(0x7f0000000000/0x9e9000)=nil, 0x9e9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xce1000)=nil, 0xce1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = socket(0x10, 0x4000000003, 0x3) mmap(&(0x7f0000ce2000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x76000)=nil, 0x76000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000076000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ce3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ce4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r3, 0x891a, &(0x7f0000572000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) getpeername$netlink(0xffffffffffffffff, &(0x7f000061f000)={0x0, 0x0, 0x0, 0x0}, &(0x7f00006c4000-0x4)=0xc) mmap(&(0x7f0000f5e000/0x3000)=nil, 0x3000, 0x9, 0x2000033, r0, 0x0) mmap(&(0x7f0000ce5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) writev(r3, &(0x7f0000f8f000)=[{&(0x7f0000ce6000-0x39)="390000001300194704ff03000000000007000100030000004500ff000000800009001a0001000000000000000002fb011018e9070000000000", 0x39}], 0x1) mmap(&(0x7f0000077000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ce3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = accept4(0xffffffffffffffff, &(0x7f000099d000-0x1c)=@in6={0x0, 0x0, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000b3a000-0x4)=0x1c, 0x800) mmap(&(0x7f0000077000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000077000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000077000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$alg(r4, &(0x7f000002b000-0x38)={0x0, 0x0, &(0x7f000004e000)=[{&(0x7f000002c000-0xb2)="ad4f0530db5401b4ad96504abff4263d79d7e2079b2f9dd207e308273417c22cd7e6403a32de0094df2b4e2aa3c20efd15c479974c98438fb9cba4019e6f86c28cf4d5e31e828d2d84a7f95c55aa2417799350c7de30218b440bb5d5caac23cb84d3e5ed81ce4bbff5057565b9c21928e7b3bcefc7159041ef353484c3f8aece76c8f94842204d5f492ce2846bf5e365c9d88e7aa2e1654e327f28959aae7a532a99791e38c4e2e96f2694246618bf3fef12", 0xb2}, {&(0x7f0000054000)="9e3063c2c9a0232ed2bed1be95d0084f0cd8fca8fe5306f80978e7a3a5b0921ef0a6a0a5a3878cb8672154290fd26815341c22c2d6f3c6b5032f7377fc2880e735db0f", 0x43}, {&(0x7f000001e000-0x17)="9f61dd3a00007fff3c19afb4d73c810042080af9e16c", 0x16}, {&(0x7f0000078000-0x6a)="5b3c81a646e172ea6878bffcefc66379f0ac21980655740847e7b2e3487763d35c0842d3e043acec7a6056c100718b27126f35289a1cf844aebfeb3ef498193aad7776fb708be9b3a75eb19942ec93dbededb3c29d572c8565325064f5663872879fb5832af386803173", 0x6a}, {&(0x7f0000077000)="24cb6a779fe2f399a43ad72eb33a2af9b0c13552c70ca3eaf410b26efb80f5cfc9da9fe27125e5d2c21bbea7cc7adc935e0a713b0b04dc484726d936953d876429a5d22ab98638a21f5692d359d3974826b3063abad082241f9624372fcc2f3c4702782ca2a8052254d376c758f654a9d89d6f851cffe8f2ae5dadcf51013531b77896061f9e5e97908cbb8c004e3ad9e77478d6d3996a00080000c8fe", 0x9d}], 0x5, &(0x7f0000ce4000-0x1018)=[@iv={0x1018, 0x117, 0x2, 0x1000, "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"}], 0x1018, 0x0}, 0x8010) socket$bt_hci(0x1f, 0x3, 0x1) socket$inet(0x2, 0x3, 0xfffffffffffffffe) mmap(&(0x7f0000077000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r4, 0x84, 0x6c, &(0x7f00008a4000)={0x0, 0x1000, "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"}, &(0x7f0000449000)=0x1008) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r3, 0x84, 0xf, &(0x7f0000047000-0xa0)={r5, @in6={{0xa, 0x1, 0x10000, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7f, 0x9, 0x7, 0x20200000, 0x8}, &(0x7f0000077000)=0xa0) setsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000544000)={r6, 0x9, 0x6, 0xc, 0x8, 0x80000000}, 0x14) 2017/12/16 07:45:34 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x1000000000000007, 0x32, 0xffffffffffffffff, 0xfffffffffffffffe) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ea3000)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_settings={0xff, 0x3, @cisco=&(0x7f0000ea3000)={0x4, 0x1ff}}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f00005dd000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r2, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r2, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) [ 342.993542] RDX: 0000000000000001 RSI: 00007f735c094bd0 RDI: 0000000000000012 [ 343.000817] RBP: 00007f735c094a90 R08: 0000000000000000 R09: 0000000000000000 [ 343.008090] R10: 0000000000000036 R11: 0000000000000293 R12: 00000000004b75fb [ 343.015362] R13: 00007f735c094bc8 R14: 00000000004b75fb R15: 0000000000000000 [ 343.027690] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r0, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000001000-0x4)={0xffffffffffffff9c}) setsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f00008d6000-0x4)=0x1ff, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$llc(r0, &(0x7f0000d20000)="db6cff5d19568c5c06bb28b7aa54c1b433a342591666ee2dec1eff2c02481c7038f2bbb97cba23bd4eff725ea330845f31970248e7bc8940e7993c1c7a0d843a29074de7d3608600967d2a39388c5e361671d5eed47be45c0c34361e7ed204fdeff7163caec65c43780df2ef1b9dea6d9028d9d00917f7183c6720f2a2e9ff3ecd9707cad2042c3de98aa8a2b8a6ab4fc0f0410ae5673263971cf7ea9c3bbcb45b142bdb04a6732772908db0164b3c82cbd97af2743f635bc0e9e4ddb3ea6849ccbe05a27e1edcfd34789d4248763f9045bc605f64dc38183250f156b05a215c", 0xe0, 0x81, &(0x7f00002ad000)={0x1a, 0x18, 0xff, 0x1, 0x81, 0x8, @random="4ce4979a5d7e", [0x0, 0x0]}, 0x10) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x100, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 343.059549] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(0xffffffffffffffff, 0x1) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000a5f000-0xc)={0x0, 0x80000, 0xffffffffffffff9c}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f00008d2000-0x10)={0x25, &(0x7f0000ead000-0x25)="00000000000000000000000000000000000000000000000000000000000000000000000000"}) 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) bind(r0, &(0x7f00005a6000)=@in6={0xa, 0x2, 0xdca0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x5d}, 0x1c) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f000084f000-0x6)={0x0, 0xc}, &(0x7f00002db000)=0x6) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000a7e000-0x10)={0x404, 0x0, 0x1ff, 0x0, r1}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = accept(r0, 0x0, &(0x7f000087a000)=0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f000066a000-0xbf)={0x0, 0xb7, "8900117b81961e029a1c3eee3ec790647e542a32a6f619d3eb55c8194be56e4511fd0ea0d7388b4681b2ca0164ee11e39d6b2c2ac0c6d8343c87c2b323191956bc343705548f1f4ea95ade28ee367808d78d7e337e70eae086148f68dce08210a472821185fdf437a297a7556773de0e855fe3c7868543fc9c167e6ede9ffc5332ed08274e8700a96841a4b5831e92b53a8fba3f0b60061c8fdcd5b5f543c8c85a051c3d96f884504d35a75b3e5215369f3005487286fe"}, &(0x7f0000cd9000)=0xbf) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f00005c9000-0x8)={0x2, [0x8, 0xfff]}, &(0x7f000087e000)=0x8) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000727000-0x8c)={r2, @in6={{0xa, 0x3, 0x1ff, @empty={[0x0, 0x0, 0x0, 0x0, 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]}}, 0x8c) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f000069e000-0x4)=0x0, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f000024d000)=0x7, 0x4) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[], 0x0, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = accept(r2, &(0x7f00001f6000)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f00000fa000-0x4)=0xe) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f000003f000-0xa0)={0x0, @in6={{0xa, 0x0, 0x5, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x100}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffffc3, 0x7ff, 0x0, 0x5, 0x1}, &(0x7f000079f000-0x4)=0xa0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000f1a000)={r4, @in6={{0xa, 0x0, 0x100, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x25b5b5ef}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1ff, 0x401, 0xffffffff, 0x6d5e6f8f, 0x2}, 0xa0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000b41000-0x4)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f000015c000)={{{@in=@rand_addr=0x0, @in6=@empty={[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, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0x0, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000550000-0x4)=0xe8) r7 = getgid() sendmsg$netlink(r3, &(0x7f0000795000-0x38)={&(0x7f0000f2a000)={0x10, 0x0, 0x1f80000000000, 0xffffffffffffffe0}, 0xc, &(0x7f0000f7a000-0x10)=[{&(0x7f0000b8d000-0x118e)=[{0x68, 0x1, 0x2, 0x7f3, 0x6, "9a30b6a235885c6dcb322cd3375877a79bd7a7e1bf56d3cb4b22a8e187022b1606de226c963ae83ec00eb64b981e4b3d398a86424292a729e58cf21c576ce2264c29d71365e2b11ffb8552de68337785f03937b355783c98"}, {0x1010, 0x2e9, 0x0, 0x9, 0x3, "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"}, {0xc5, 0x7f, 0x320, 0xf0a4, 0x1, "b1ab789b9454aabbf17da75adc169dbb3d8f56a7afba0f4a3b02326e6859d39bec5d04b5be610b4d133e50fdd0ec1be4d6b45e71e7c1a196eeea2ec7068ee7b84b8b1178ebf39e358a9e47256fb009ae1d0d1be74ceec74b2b169c9083c68c1c8f58c5daff339517b2761caaa3461f537cf74fe763e119df843963a2b72c4d507824a85b3a6bd30e46826f34febb314f5aee1a8127303707af2ac42643e793ae13bb1d6f31e4ed253d9853fb77cd1714eba758c27c"}, {0x51, 0x7ff, 0x800, 0xffffffffffffd90b, 0xfffffffffffff801, "ab32eacd30ed3e92c84e3bed6bde44f57da0014f9149a41b3400351f33e0d3d000b9e97315f36c3ec1aaef60849b86acfc89fa8ade90096ea3d72e752e9bc00220"}], 0x118e}], 0x1, &(0x7f00006d4000-0x40)=[@rights={0x20, 0x1, 0x1, [r2, r3, r3, r0]}, @cred={0x20, 0x1, 0x2, r5, r6, r7}], 0x40, 0x10}, 0x8000) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 343.141745] syz4: port 1(syz4.0) entered blocking state [ 343.150210] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f0000cab000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) 2017/12/16 07:45:34 executing program 0: mmap(&(0x7f0000000000/0xffa000)=nil, 0xffa000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xffb000)=nil, 0xffb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$ax25(0xffffffffffffffff, &(0x7f00008c6000)={0x0, {"00000000000000"}, 0x0}, &(0x7f000023a000)=0x10) r1 = getpid() mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = accept$inet6(r0, &(0x7f0000483000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000ffb000)=0x1c) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000ffc000-0x8)={0x0, 0x9}, &(0x7f0000ffb000)=0x8) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = accept4(r2, 0x0, &(0x7f0000ffc000)=0x0, 0x80800) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(r4, 0x84, 0xd, &(0x7f0000ffd000)=@assoc_value={r3, 0x7f}, &(0x7f0000ffd000)=0x8) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_udp_int(r2, 0x11, 0x66, &(0x7f0000ffd000-0x4)=0x0, 0x4) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000853000-0x4)=r1) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = socket$kcm(0x29, 0x7, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r5, 0x89e2, &(0x7f0000ffe000-0x4)={r5}) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000ffc000)={r3, 0x100000001}, &(0x7f0000984000)=0x6) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r6, 0x84, 0x17, &(0x7f0000f1b000-0x96)={r7, 0x0, 0x8e, "95bd1ed633b69d7b7999214996fd75aba93a68b57115e7435c51524e9ef21ae9e0ba5746205ad50658c7df446f24ede38dff21115bb80abc4bbf21b25b472c0b17467584b0ddd425133411400eb2816e43234adec39ce28ccd9e048ded74e680d438e88f36b987300495e2f863d8628b5dc0e484b0193743a090de8d167efdf6a65037d3194fc68ef98a4dcee381"}, 0x96) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000ffb000)={0x0, 0x0}) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r8, 0x84, 0x22, &(0x7f0000990000-0x10)={0x5, 0x8000, 0x28000, 0xffffffffffffff14, 0x0}, &(0x7f000067b000)=0x10) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000ffb000)={0x0, @in6={{0xa, 0x3, 0x6, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x1000000000000000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7, 0x101}, &(0x7f0000ffc000-0x4)=0x98) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r9, 0x84, 0x71, &(0x7f0000989000-0x8)={r10, 0x1}, 0x8) r11 = socket$alg(0x26, 0x5, 0x0) bind$alg(r11, &(0x7f0000f79000-0x58)={0x26, "6165616400000000000000000000", 0x0, 0x0, "65636861696e69762863636d2874776f666973682d61736d29290000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_AEAD_AUTHSIZE(r11, 0x117, 0x5, 0x0, 0x80000000000006) setsockopt$inet_dccp_buf(r6, 0x21, 0x2, &(0x7f000067a000)="042425ef513a104fb0082e21ab2b933802c5e863bd0cc7dda3b67aad04ff849029221489538dd2eab87939b093a0e30ffbe4af77c265263b083d24f354ca85b921fd0d8734b5478a159fb9bbbd701143ec04bc0b16a5b885fda717bfdf009104", 0x60) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(0xffffffffffffffff, 0x4010640d, &(0x7f0000000000)={0x100000000, 0x2003ff}) syz_emit_ethernet(0xfffffffffffffdef, &(0x7f0000e43000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [], {{0x0, @ipv4={{0x9, 0x4, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x10, 0x0, 0xaa}, {[@timestamp={0x44, 0x10, 0x0, 0x0, 0x0, [{[], 0x0}, {[], 0x0}, {[], 0x0}]}]}}, @icmp=@redirect={0x5, 0x0, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @multicast1=0xe0000001, @broadcast=0xffffffff, {[]}}, ""}}}}}, 0x0) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000000)={0x0, 0x0}) listen$netrom(r1, 0xff) mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) tee(r0, r0, 0x6587, 0x8) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 343.183895] syz4: port 1(syz4.0) entered blocking state [ 343.198573] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000c06000)=@assoc_id=0x0, &(0x7f000091c000)=0x4) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f0000b4b000)={r1, 0xff}, 0x6) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = accept$inet6(0xffffffffffffffff, &(0x7f0000271000-0x1c)={0x0, 0x0, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000aab000)=0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f0000df5000)=@assoc_value={0x0, 0xde37}, &(0x7f0000bc1000)=0x8) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000f59000)={r2, 0x97, "219683490de547bf0a54f51c9302de7e04b9c71c915b4994812428a494737014346e74127d50191bd6c3df2d309e5480c4811fd8b4161fe5268418607a95ae1f49626d08fa5547edbb4aaee6afe580009b89bfc04c5a38b0af899770055e4c9eae39b3d19d7d5b3903377110c89e3b21c9f4d3fa52b43d92f3ea476d29cae2752ad0c52572926ab4abd4bf5130ff7d236e30f8413c6cac"}, &(0x7f0000df8000-0x4)=0x9f) 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) r2 = socket$inet(0x2, 0x2, 0x8f1a) getsockopt$inet_dccp_int(r2, 0x21, 0xe, &(0x7f0000a43000)=0x0, &(0x7f00004b2000-0x4)=0x4) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) r3 = socket$netlink(0x10, 0x3, 0x1f) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000c92000)=0x3f, 0x4) ioctl(r2, 0x401, &(0x7f0000556000)="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") r4 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_udp_int(r4, 0x11, 0x66, &(0x7f000003e000)=0x0, &(0x7f000013f000-0x4)=0x4) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$inet6(0xffffffffffffffff, &(0x7f0000eac000)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000ead000-0x4)=0x1c) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000ac0000-0x10)=@req={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000eac000)={0x8, {{0xa, 0x3, 0x3, @loopback={0x0, 0x1}, 0x38000000000000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x1, [{{0xa, 0x2, 0x6, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0xb06}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, 0x110) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:34 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, 0xffffffffffffffff, 0x100000000000000) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x1000000, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x2000)=nil, 0x2000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x5000)=nil, 0x5000, 0x0, 0x10, r0, 0x0) mmap(&(0x7f0000002000/0x2000)=nil, 0x2000, 0x3, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000008000/0x2000)=nil, 0x2000, 0x3, 0x3e051, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x1010, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000010000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x810, 0xffffffffffffffff, 0xffffffffffffffff) mmap(&(0x7f0000533000/0x3000)=nil, 0x3000, 0x8, 0x32, r0, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0xb, 0x2152, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xea3000)=nil, 0xea3000, 0x0, 0x416, r0, 0xffffffffffffffff) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8983, &(0x7f0000ce3000-0x28)={@generic="54c0ae1856fffa1482a5c89ecc026ee7", @ifru_addrs=@ethernet={0x1, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) listen(r0, 0xfffffffffffffffd) mmap(&(0x7f0000d25000/0x3000)=nil, 0x3000, 0x3, 0x800003e, r1, 0x10000000000000) mmap(&(0x7f0000ea3000/0x1000)=nil, 0x1000, 0x3, 0x32, r1, 0x0) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x1000200032, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000ea4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a2e000/0x2000)=nil, 0x2000, 0x3, 0x20010, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res$synack(&(0x7f000020e000-0x8)={0x42424242, 0x42424242}, 0x1, 0x0) mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x8, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00008f1000/0xb000)=nil, 0xb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000b12000-0x8)={0x42424242, 0x42424242}, 0x100, 0xfd) syz_emit_ethernet(0x53, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c10000000827", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x45, 0x0, 0xffffffffffffffff, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x0, 0x0, r2, 0x42424242, 0x4, 0x0, 0xc, 0xb, 0x2, 0x0, 0x0, {[@generic={0x3, 0x5, "1a0e60"}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x12, "1223ed50f1ef0eee5376fc78ebb25ddc"}]}}, {"0c"}}}}}}, 0x0) mmap(&(0x7f0000d95000/0x4000)=nil, 0x4000, 0x803, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f00007f4000/0x1000)=nil, 0x1000, 0x3, 0x32, r3, 0x0) mmap(&(0x7f0000ea7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eaa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet6(r3, &(0x7f00004c6000-0x1c)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000eab000-0x1)=0x1c) [ 343.266787] sctp: [Deprecated]: syz-executor2 (pid 8167) Use of int in maxseg socket option. [ 343.266787] Use struct sctp_assoc_value instead [ 343.284260] syz4: port 1(syz4.0) entered blocking state [ 343.284292] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x0) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl(r0, 0x6, &(0x7f0000d11000-0x2)="ee65") sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:34 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xde4000)=nil, 0xde4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x800, 0x7fff) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f000003b000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) pipe(&(0x7f0000a17000)={0x0, 0x0}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00009c1000-0x4)=r3, 0x4) r4 = socket$inet_tcp(0x2, 0x1, 0x0) r5 = socket$inet6_dccp(0xa, 0x6, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r3, 0x6, 0x3, &(0x7f00001a5000-0x4)=0x1, 0x4) mmap(&(0x7f0000de4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000de4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000de5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(r2, &(0x7f000000f000-0xe)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f0000d66000-0x4)=0xe) mmap(&(0x7f0000de5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000de5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000123000)={0x0, @in={{0x2, 0x3, @rand_addr=0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4, 0x4, 0x80, 0x5, 0x2}, &(0x7f0000a49000)=0xa0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000030000)={r6, 0x2}, &(0x7f0000f0f000)=0x8) mmap(&(0x7f0000de5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f00006bf000-0xe8)={{{@in=@remote={0x0, 0x0, 0x0, 0x0}, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast2=0x0, 0x0, 0x0}, 0x0, @in=@rand_addr=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00004f3000)=0xe8) mmap(&(0x7f0000de6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$inet(r0, &(0x7f0000326000)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000de6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pwrite64(r5, &(0x7f00003e1000-0x8e)="a60287b38ea2b31ec791ed83cb5ce72a7fe086cf912666c72738d4ae9f3dd39d6cc78a4e1b3ae493e51b59e146a7c26cd1c6acb010bb4f84d66c89615fc55b5b9e13ee772e4a1eb4318c060093afa62e390647d9fc47397164258b0999901ff90ebbd257967dce27d1ff58f9798410229c335b52ae6892dcebace3d6cd9eec3a96ea03b4ff4b0742b50bee8e43ea", 0x8e, 0x8000000002) sendto$inet(r4, &(0x7f0000de2000-0x1)="0d", 0x1, 0x20008005, &(0x7f0000db5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = accept(r3, 0x0, &(0x7f0000d28000-0x4)=0x0) getsockopt$netrom_NETROM_T1(r7, 0x103, 0x1, &(0x7f0000f3e000)=0x0, &(0x7f00006cb000)=0x4) readv(r3, &(0x7f0000dac000-0x50)=[{&(0x7f0000bfc000+0x360)="0000000000000000000000000000000000", 0x11}, {&(0x7f000025d000-0xb6)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb6}, {&(0x7f0000b61000-0x52)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x52}, {&(0x7f0000c6f000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3a}, {&(0x7f00000da000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xdf}], 0x5) 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00006f5000)="79733976d8c30009ead960f2bd08cfe62785ce10b36f122d62d466ebe8f60d81315d6f25e9483f7b154bee667ed5ecb18a335aea9196f7f5b15f9250b4c405fa15340c29380b80d4cac2e17bf7b5abf689fdec1ce64bbfe75028fb367353d92455ac0a773bb4d9f7a57d02df680e7c03126ab3c0ba982a401d8ac747eefb3e51c9b51f1caeb2f195aa1c2661fc2cdf3919e3570dd30a58f0c1d08ff89591c69323171244caf40f63e7ddd3a5610455aa78391703f03a31", 0xb7) r1 = socket(0x5, 0x800, 0x6) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f000094d000-0x4)=0xffffffffffffffff, 0x4) write(r0, &(0x7f000095d000)="6935b9170e67d24358d3b59457b31659ee51a62ff278ca6e5c64319fa0b692bcf92d74e20ea9a216c2bb6ebb4158324dd83b293e3517e357c026260ed2577fda9ac3519a3b4c404f6cab6bf2e8a387d1b4a575268fbc34b767d06af141bf4f525f1e78a7399bd358847a7df90acb6e", 0x6f) r2 = accept(r0, &(0x7f00006b3000-0x60)=@nfc_llcp={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x0}, &(0x7f0000560000)=0x60) getsockopt$nfc_llcp(r2, 0x118, 0x4, &(0x7f0000625000-0xb1)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb1) r3 = accept$alg(r0, 0x0, 0x0) socketpair(0x8, 0x5, 0x17d2, &(0x7f0000018000)={0x0, 0x0}) ioctl$DRM_IOCTL_AGP_INFO(r4, 0x80386433, &(0x7f000034f000-0x70)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x44000}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000610000)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f0000eae000-0x8)=0x80000001) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000eae000-0x10)={0x0, 0x84, &(0x7f0000eae000-0x84)=[@in={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x5, @loopback={0x0, 0x1}, 0x1}, @in6={0xa, 0x0, 0x8, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x4}, @in6={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x8}]}, &(0x7f0000ead000)=0x10) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet6_icmp(0xa, 0x2, 0x3a) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000ead000)={r2, @in6={{0xa, 0x3, 0x2, @loopback={0x0, 0x1}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) sendmsg$netrom(r0, &(0x7f0000612000)={&(0x7f00007ce000-0x10)=@ax25={0x3, {"4cf1cbbed35e0f"}, 0x4}, 0x10, &(0x7f0000ead000-0x30)=[{&(0x7f0000629000)="", 0x0}, {&(0x7f0000393000)="3e73c65c7decf08734c01274272b3808a81c6418253430cf728b2f0697e3b3e00c752cacf397fd21075c74266dbd78891667117db2870176d0c9f8e9e6cf0f5faa39fea7c42aaddea0fa1473fdda4aabfe89454aee5d9082c6539d5ead5f051227a2e6b57e791bc1cf40e7d3b52fcd61e402c32aaff3e9c2d538c8b12b660e21fe0f775ae6e0d11b569fa06ba1caa85a22f89f88b7f4c48cc09312f5e43a", 0x9e}, {&(0x7f00009ce000)="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", 0xfd}], 0x3, &(0x7f0000eac000)=[], 0x0, 0x4000}, 0x80) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000811000)={0x20, 0x0, 0x10001, 0x0}) ioctl$DRM_IOCTL_AGP_ENABLE(r1, 0x40086432, &(0x7f0000ab4000-0x4)=0xde) mmap(&(0x7f0000eae000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f0000eaf000-0x10)={r3, 0x1ff}) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eaf000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f00004fb000)={0x0, @loopback=0x0, @rand_addr=0x0}, &(0x7f0000eb0000-0x4)=0xc) mmap(&(0x7f0000eaf000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$packet(r1, &(0x7f0000eaf000)={0x11, 0x1, r4, 0x1, 0x9, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x14) [ 343.320738] syz4: port 1(syz4.0) entered blocking state [ 343.320771] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000709000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:34 executing program 7: mmap(&(0x7f0000000000/0xc8c000)=nil, 0xc8c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0xa, 0x0) r1 = socket$inet(0x2, 0x10000000003, 0x6) r2 = accept4(r1, &(0x7f00002bf000)=@un=@file={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f00009ef000-0x3)=0x6e, 0x80000) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$unix(r2, &(0x7f0000c8c000)={&(0x7f0000c8c000)=@file={0x0, "2e2f66696c653000"}, 0xa, &(0x7f0000c8d000-0x40)=[{&(0x7f00006d9000-0xd8)="425bfd96f64ec9112ebf30f4e4e3675ca80575ce8f60b582df07da8bbd09e78af18f0b3c261e43c3252ec826d3bdaf19ef2cf5776f824f1054ecc22af32e2395061a3f09ca32dc5a2c031695c8cbbdc042c3170ebe0bc2735d4539f50488d3cd51456a0a1782a69a88f9208cc3dedeba0e9b954a9d7e59282bb9b219e7f47bb20c7a6d09444b14ef1ad3c02b90d12d0e7b32d8ba3f9337da6993dba5be60b9b7f0e3a7785266ee6f586e642e88b5e9a4211a1940b2563e0443135517bace052869a3bc6a08a95347b12564cf98a16ea32f21c6b914a363d9", 0xd8}, {&(0x7f0000a02000-0x31)="bb4b17659307894a865a6745d2e295828bc985e5388c05ad18ea0ff0b82bca0235d4a33eb7ce9ee818fad20813a4ff44a2", 0x31}, {&(0x7f0000a0b000-0x73)="901df7d8b28f75dc673c7c2bbe190a8ce5ce57d1a1d4228bc46990070d3965e296fe5d234204fcee50757da07946d89aff150271172d623106773f287ae637358690f3d158b228f929c5fe070be292710be3a48ca468f5c07cec411b0bb8bf5617605f4f5496548c9e6eea6e0a7361fe0eb494", 0x73}, {&(0x7f0000c8d000-0x42)="78a2b2b7a2eb39e4b525a0c3f357c6243d625b90312f4ce537461a6859b240e4021c553f033f4b15170de74e145bc81542727876af066e31fb56aa21d626f238f017", 0x42}], 0x4, &(0x7f0000c14000+0x5e9)=[@rights={0x20, 0x1, 0x1, [r0, r1, r0, r0]}], 0x20, 0x4000010}, 0x14) mmap(&(0x7f0000c8d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCDELRT(r0, 0x890c, &(0x7f0000c8e000-0x78)={0x741, {0x2, 0x0, @rand_addr=0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x232, 0xdf4, 0x394f, 0x7, 0x10000, &(0x7f0000757000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x4, 0x6e5b, 0x5}) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f00008d0000-0x4)=0x0, &(0x7f000036a000)=0x4) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000c8c000)={0x0, @in6={{0xa, 0x1, 0x8, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xfffffffffffffffb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000711000)=0x8c) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000c8d000-0x10)={r3, 0x20, &(0x7f0000c8c000)=[@in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @rand_addr=0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, &(0x7f000074f000)=0x10) close(r2) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000c82000)=0x0) sendfile(r0, r0, &(0x7f000031a000-0x8)=0x0, 0x20) ioctl$int_out(r1, 0x5460, &(0x7f0000918000-0x8)=0x0) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 343.373264] sctp: [Deprecated]: syz-executor2 (pid 8196) Use of int in maxseg socket option. [ 343.373264] Use struct sctp_assoc_value instead [ 343.376968] syz4: port 1(syz4.0) entered blocking state [ 343.377000] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = getpid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000fde000)={0x0, 0x0, 0x0}, &(0x7f00007c0000-0x4)=0xc) r3 = getgid() ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f00000f2000)=0x0) setsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000de7000-0xc)={r1, r2, r3}, 0xc) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) socket$inet6(0xa, 0x7, 0xffff) [ 343.414677] syz4: port 1(syz4.0) entered blocking state [ 343.414711] syz4: port 1(syz4.0) entered disabled state [ 343.468209] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000626000-0x4)={r0}) connect$inet(r1, &(0x7f0000732000)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) socket$bt_hidp(0x1f, 0x3, 0x6) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000a0b000)=0xffffffff, 0x4) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl(r0, 0x0, &(0x7f0000ead000-0x86)="c0ec83414e831977ec8622e072290d99c9579a5c6680f2b0eef91cb213b08d9c606e3f5a0e1db3c51a2e01a91e1b6ad3693dba9d67afed030047b4605e5bdba3d936be4cdc222630cb10eab79cf17c3b41d4206e2ff991ab1c1bc55f6fcbff49bbdf138ddf83be3eb8c6a586a3c8124b34a6fd86b1db2379b83dd55626605f6bb82164e6884b") 2017/12/16 07:45:34 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_SIOCGIFBR(r1, 0x8940, &(0x7f0000136000)=@add_del={0x2, &(0x7f0000ebd000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0xfff}) recvfrom$inet6(r1, &(0x7f00004e8000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xc9, 0x2, &(0x7f0000a41000-0x1c)={0xa, 0x3, 0x9, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x5}, 0x1c) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:34 executing program 1 (fault-call:8 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x0) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:34 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000001000-0x4)=0x1c) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000001000-0x98)={0x0, @in6={{0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x80000001, 0x0}, &(0x7f0000001000-0x4)=0x98) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000002000-0x4)=0x0) socketpair(0x9, 0x5, 0x9, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001000)={&(0x7f0000000000)="2e2f66696c653000", 0x0}, 0xc) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x5, 0x4, 0x3, &(0x7f0000002000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r1, &(0x7f0000c67000)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) listen(r1, 0x1000008000) r2 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r2, &(0x7f00002f8000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r2, &(0x7f00008cb000)="c973", 0x2, 0x0, &(0x7f0000a42000)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r2, &(0x7f0000084000)="c7", 0x1, 0x40800, &(0x7f0000386000-0x10)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000ee8000-0xa0)={0x0, @in6={{0xa, 0x1, 0x0, @empty={[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]}, 0xb, 0x0, 0x0, 0x8, 0x0}, &(0x7f00009c2000-0x4)=0xa0) sendmmsg(r2, &(0x7f0000d1c000-0xf0)=[{{&(0x7f0000035000)=@ax25={0x3, {"a976372427d807"}, 0x7}, 0x10, &(0x7f0000d74000-0x50)=[{&(0x7f00000b2000)="d4048c96899de19b90ae2ad3c1c75ce0b68e1357fda94844b5895cf2cf32f44995311def4b6df647e3e32d8465eceba07ccba58b598523b55708ded133b51237661f8074799fddeea1eb1068d0d111560637d2f76f705aeca3f43a703caaa8299a4500c065bcde6bd7820aa65fa5b26dbdff20c7ada7b24fdda0734d311d424a17ca813e2d9aa6b03754d66589b38c4f9cf4e359e4d63e3f0c583fbcc7a2f259d9", 0xa1}, {&(0x7f00005c1000-0x1000)="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", 0xcff}], 0x2, &(0x7f0000808000)=[{0x10, 0x0, 0x3f, ""}, {0x10, 0x0, 0x0, ""}], 0x20, 0x0}, 0x0}, {{&(0x7f0000546000-0x10)=@nfc={0x27, 0x100000001, 0x3, 0x7}, 0x10, &(0x7f0000876000)=[{&(0x7f000096c000-0x91)="3d2f92ce9c070d6579efc563cf49fd3453b3cf47f3ee34c36b6d70d023085e0925c3b0a7bdb7d7a7c42f6bb1caa2015e0fdb5d2c9eb7b285974555f16580875c57cd33a806c7ff76eeedf05fedb429bdbb7073427ecdf826049c841f783c39a2d50ad2d17b1b5e615589d572", 0x6c}], 0x1, &(0x7f0000f7e000)=[{0xb0, 0x0, 0xfffffffffffffffd, "665d76eb0550f3498b77ba1e7228d34edb09e8b7b01a25385d989e4a2c716891d3233d1cc0fe13016811a1370b628ed5f4b47014e7ba122f2df61266be54436691308080c57e1e69f3ad06cc2ba01dd056efa7a480b08f813a481b37f4f371fabdd860bf507bf828607e69b54c0b10fbf2d0493abe9baffaaf8ad3c15d89a52dfa945a54d2d25d322f14763f5df961b00eeb62b85175444fbc46276eff4c"}, {0x10, 0x0, 0xa36, ""}, {0x10, 0x0, 0xb4d, ""}], 0xd0, 0x0}, 0x5}], 0x2, 0x20000880) recvfrom(r2, &(0x7f0000264000-0xef)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xef, 0x1d, &(0x7f000080f000)=@llc={0x1a, 0x0, 0x101, 0x1ff, 0xffffffffffffffff, 0xfffffffffffffeff, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, 0x10) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000a1c000)=0x0, &(0x7f00004bb000-0x4)=0x4) getsockopt$sock_int(r2, 0x1, 0x2c, &(0x7f0000966000-0x4)=0x0, &(0x7f00001c6000)=0x4) socket$inet(0x2, 0x4007, 0xa) [ 343.468238] syz4: port 1(syz4.0) entered disabled state [ 343.501707] syz4: port 1(syz4.0) entered blocking state [ 343.501738] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:34 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000001000)={0x1, [0x0]}, &(0x7f0000000000)=0x8) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000001000)={r2, @in={{0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10000, 0x5, 0x1ff, 0x1, 0x8}, 0xa0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000002000)={r2, 0x415, 0x30, 0x8001, 0x4}, &(0x7f0000001000-0x4)=0x18) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = accept4$llc(r1, &(0x7f0000002000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000001000)=0x10, 0x800) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000002000)={r2, 0x78, &(0x7f0000000000)=[@in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x1, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2}, @in6={0xa, 0x1, 0x7fffffff, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xfffffffffffff000}, @in={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, &(0x7f0000002000)=0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r3, &(0x7f0000001000-0xc)={0x2, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r5, 0x5452, &(0x7f0000400000-0x8)=0x4001f) sendto$inet(r5, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000742000-0x10)={r0, 0x28, &(0x7f00003bc000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000970000-0x20)={0xc2, 0x5510, 0x800e, 0x7ff, 0x6, 0x8, 0x0, 0x0, r4}, &(0x7f00005b0000-0x4)=0x20) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00008ee000)=r6, 0x4) 2017/12/16 07:45:34 executing program 7: socket$key(0xf, 0x3, 0x2) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000001000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$bt_rfcomm(r0, &(0x7f0000000000)={0x1f, {0x39, 0x2, 0x100000001, 0x9, 0x6, 0x29}, 0x6}, 0x9) mmap(&(0x7f0000000000/0xf54000)=nil, 0xf54000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00008bf000-0x38)={0x0, 0x0, &(0x7f00008ff000-0x10)={&(0x7f0000334000-0x78)={0x2, 0x3, 0x0, 0x0, 0xc, 0x0, 0x0, 0x7, [@sadb_x_sa2={0x2, 0x13, 0x7, 0x0, 0x0, 0x97, 0x6}, @sadb_address={0x3, 0x6, 0x800000000000, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x800000000000000, 0x0, 0x0, 0xffffffff}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}]}, 0x60}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2017/12/16 07:45:34 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000eac000)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f00009dd000)=0xe) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00007e3000)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000eae000-0x4)=0x14) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000eac000)={0xf, 0x8, &(0x7f00009ed000-0x40)=[@map={0x80, 0xffff, 0x91d9, 0xffffffffffffffff}, @map={0x1, 0x6e6bb002, 0x4, 0x1}, @generic={0x2, 0x1, 0x9, 0x1}, @generic={0xeaff, 0x5, 0x8, 0x0}, @map={0x6, 0x3ff, 0xff, 0xffffffffffffff9c}, @map={0x8, 0x80000000, 0x7, 0xffffffffffffffff}, @generic={0x9, 0x40, 0x2, 0x6}, @map={0x67, 0x0, 0x5, 0x1}], &(0x7f0000868000-0x7)="766d6e65743100", 0x3, 0xcb, &(0x7f0000ead000-0xcb)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7, 0x1}, 0x30) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000eac000)={0x0, 0x0}) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00008d2000-0x14)={r0, r1, 0x6, 0x1, r2}, 0x14) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 343.561966] syz4: port 1(syz4.0) entered blocking state [ 343.576446] syz4: port 1(syz4.0) entered disabled state [ 343.601745] FAULT_INJECTION: forcing a failure. 2017/12/16 07:45:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000817000-0x10)={0xffffffffffffffff, 0x28, &(0x7f0000fe1000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000dfc000-0x4)={r0}) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000f3d000)="a60a76153263d00f739ba5afda2f9e735180caeb7811e507531ce50ea4fe7e26e7ed46eff5808c1bd13fddb3ed0e35ac256d96d3b7d46d8ae937753b67157424e86db097c3c4f7314eec449764c5484350be77575774c9d637c94297a562878bdc974a062439d5c3bab51271b3fe71e50d91b86dcfe776872ec4e0308dfdaf14335f3ee4b585d4fb39e546f2948a6ac3998ca0", 0x93) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 343.601745] name failslab, interval 1, probability 0, space 0, times 0 [ 343.609122] syz4: port 1(syz4.0) entered blocking state [ 343.609151] syz4: port 1(syz4.0) entered disabled state [ 343.660417] CPU: 0 PID: 8236 Comm: syz-executor1 Not tainted 4.15.0-rc2+ #155 [ 343.667746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.671991] syz4: port 1(syz4.0) entered blocking state [ 343.672071] syz4: port 1(syz4.0) entered disabled state [ 343.687751] Call Trace: [ 343.690335] dump_stack+0x194/0x257 [ 343.693974] ? arch_local_irq_restore+0x53/0x53 [ 343.698665] should_fail+0x8c0/0xa40 [ 343.702382] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.707482] ? unwind_dump+0x4d0/0x4d0 [ 343.711385] ? find_held_lock+0x39/0x1d0 [ 343.715452] ? __lock_is_held+0xbc/0x140 [ 343.719528] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 343.725415] ? rcu_note_context_switch+0x710/0x710 [ 343.730350] should_failslab+0xec/0x120 [ 343.734311] kmem_cache_alloc_trace+0x4b/0x750 [ 343.738880] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 343.744049] ? find_held_lock+0x39/0x1d0 [ 343.748095] tcp_sendmsg_locked+0x2453/0x3b30 [ 343.752574] ? lock_downgrade+0x980/0x980 [ 343.756716] ? avc_has_perm+0xd0/0x680 2017/12/16 07:45:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 343.760612] ? check_noncircular+0x20/0x20 [ 343.764833] ? lock_release+0xda0/0xda0 [ 343.768818] ? tcp_sendpage+0x60/0x60 [ 343.772649] ? find_held_lock+0x39/0x1d0 [ 343.776699] ? print_usage_bug+0x3f0/0x3f0 [ 343.780923] ? lock_acquire+0x1d5/0x580 [ 343.784876] ? tcp_sendmsg+0x21/0x50 [ 343.788576] ? mark_held_locks+0xb2/0x100 [ 343.792704] ? do_raw_spin_trylock+0x190/0x190 [ 343.797267] ? __local_bh_enable_ip+0x121/0x230 [ 343.801931] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 343.806943] ? lock_sock_nested+0x91/0x110 [ 343.811165] ? trace_hardirqs_on+0xd/0x10 [ 343.815297] ? __local_bh_enable_ip+0x121/0x230 [ 343.819975] tcp_sendmsg+0x2f/0x50 [ 343.823509] inet_sendmsg+0x11f/0x5e0 [ 343.827288] ? __might_sleep+0x95/0x190 [ 343.831243] ? inet_recvmsg+0x5f0/0x5f0 [ 343.835194] ? selinux_socket_sendmsg+0x36/0x40 [ 343.839838] ? security_socket_sendmsg+0x89/0xb0 [ 343.844575] ? inet_recvmsg+0x5f0/0x5f0 [ 343.848541] sock_sendmsg+0xca/0x110 [ 343.852264] SYSC_sendto+0x358/0x5a0 [ 343.855971] ? SYSC_connect+0x480/0x480 [ 343.859926] ? kernel_read+0x120/0x120 [ 343.863791] ? wait_for_completion+0x7b0/0x7b0 [ 343.868386] ? __sb_end_write+0x9e/0xd0 [ 343.872341] ? fput+0xd2/0x140 [ 343.875520] ? SyS_write+0x184/0x220 [ 343.879218] ? lockdep_sys_exit+0x47/0xf0 [ 343.883340] ? entry_SYSCALL_64_fastpath+0x5/0x96 [ 343.888170] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 343.893177] SyS_sendto+0x40/0x50 [ 343.896615] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 343.901343] RIP: 0033:0x452a39 [ 343.904506] RSP: 002b:00007f5f03ec4c58 EFLAGS: 00000212 ORIG_RAX: 000000000000002c 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) recvfrom$inet(r0, &(0x7f0000cfc000-0x79)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x79, 0x20, 0x0, 0x0) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_mreqsrc(r0, 0x0, 0x0, &(0x7f0000cb4000)={@multicast2=0xe0000002, @rand_addr=0x5, @multicast2=0xe0000002}, 0xc) 2017/12/16 07:45:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r0 = accept$alg(0xffffffffffffffff, 0x0, 0x0) sendmmsg$alg(r0, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) pipe(&(0x7f0000e33000-0x8)={0x0, 0x0}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r1, 0x84, 0x65, &(0x7f0000d6b000-0xc4)=[@in={0x2, 0x3, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x3, 0xfff, @loopback={0x0, 0x1}, 0x3ff}, @in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x0, @rand_addr=0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x3, 0x3, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x6}, @in6={0xa, 0x3, 0x8, @loopback={0x0, 0x1}, 0x7}, @in={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0xc4) pipe(&(0x7f0000177000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_SET_MASTER(r2, 0x641e) r3 = accept$inet6(r1, 0x0, &(0x7f0000c43000-0x4)=0x0) recvmsg(r0, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f000016c000)={0x0, @in6={{0xa, 0x0, 0x1, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x8000, 0x400, 0x10001, 0x9, 0xffff, 0x8001, 0x0, 0x5, 0xa1e, 0xea5, 0x2, 0xfff, 0x5, 0x80, 0x3]}, &(0x7f00003fd000-0x4)=0x108) socket$inet6_icmp(0xa, 0x2, 0x3a) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000160000-0x8)={r4, 0x4}, &(0x7f0000bdf000)=0x8) socket$inet_tcp(0x2, 0x1, 0x0) [ 343.912191] RAX: ffffffffffffffda RBX: 00007f5f03ec4aa0 RCX: 0000000000452a39 [ 343.919443] RDX: 0000000000000000 RSI: 0000000020a48000 RDI: 0000000000000013 [ 343.926699] RBP: 00007f5f03ec4a90 R08: 0000000020ac4ff0 R09: 0000000000000010 [ 343.933943] R10: 0000000020000003 R11: 0000000000000212 R12: 00000000004b75fb [ 343.941185] R13: 00007f5f03ec4bc8 R14: 00000000004b75fb R15: 0000000000000000 [ 343.954569] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:35 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) socketpair$ax25(0x3, 0x2, 0x7, &(0x7f0000e00000)={0x0, 0x0}) socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000eac000)=0x0) 2017/12/16 07:45:35 executing program 7: mmap(&(0x7f0000000000/0xf74000)=nil, 0xf74000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00009c7000)={{{@in=@multicast1=0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast2=0x0, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000851000)=0xe8) setsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000bec000-0xc)={r0, @remote={0xac, 0x14, 0x0, 0xbb}, @remote={0xac, 0x14, 0x0, 0xbb}}, 0xc) r1 = socket$inet6(0xa, 0x2, 0x88) sendmsg$inet_sctp(r1, &(0x7f0000558000-0x38)={&(0x7f0000c80000-0x10)=@in={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000bee000)=[{&(0x7f0000f6d000)="f81c0ffc13c7697c567544eba52450d00a4a48de7e178a910bf6b05a9de6a647487e3ea34d61f251f76fdcf4872946342bb3175759875567b9348d2b00c40790a2c1dd8f3031971d1e10dc9ec62c429ce7b31879e3077fbb4cd97df11cec30863fc2aba3e064d9743641d3d340752bfd099ba528ad24a55bbc7d94f46e96cc418e6a4242ac4bc36fadf3beebf105c86e8189e386d1e2742e51c1b565337888abdff8742ab71632271b2d3e45cac8f46976b5f652de087c6923650bd19f8a84937ce670b67201a431771a1b86dd545ad3e44a511628f0b855eb19db", 0xdb}], 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f0000f74000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = accept(0xffffffffffffff9c, &(0x7f0000264000)=@nfc_llcp={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x0}, &(0x7f00009af000-0x4)=0x60) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00009c7000)={{{@in=@broadcast=0x0, @in6=@empty={[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, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast2=0x0, 0x0, 0x0}, 0x0, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000768000)=0xe8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f00004b4000)={0x0, 0x7fffffff, 0x30}, &(0x7f00009a6000)=0xc) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000dfa000-0x5)={r4, 0x57f6}, 0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f00009a8000-0x8)={r4, 0x8000}, 0x8) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000d5c000-0x4)=0x2, 0x4) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000d04000-0x38)={0x0, 0x0, &(0x7f0000af7000)=[{&(0x7f000000f000)=[{0x11, 0x1b, 0xfffffffffffffffd, 0x0, 0x0, "01"}], 0x11}], 0x1, &(0x7f0000f1d000)=[], 0x0, 0x0}, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000748000-0x10)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$inet6_int(r2, 0x29, 0x35, &(0x7f0000e17000)=0x0, &(0x7f0000325000-0x4)=0x4) ioctl$int_out(r2, 0x2, &(0x7f0000b8a000)=0x0) socketpair(0x3, 0x2, 0x1, &(0x7f0000617000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_MODE_SETCRTC(r6, 0xc06864a2, &(0x7f0000494000-0x64)={&(0x7f00004d6000-0x10)=[0xffffffff80000001, 0x101, 0x3, 0x401], 0x4, 0xffff, 0x7da, 0x4, 0x1, 0x2, {0x4, 0x40, 0x2, 0x9, 0x0, 0x80, 0x3, 0xc81, 0x5, 0x0, 0xf3d, 0x7, 0xd02, 0x8000, "2bc7a6278b01cff1d0ad7c7313d76847c5e1a2e2d56b62a837dbe30cf8a9a816"}}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00007c4000-0x8)={0x0, 0x0}) getsockopt$sock_linger(r5, 0x1, 0xd, &(0x7f0000dc9000-0x8)={0x0, 0x0}, &(0x7f0000aeb000)=0x8) r7 = socket(0x11, 0x802, 0x300) setsockopt(r7, 0x107, 0x12, &(0x7f0000000000)="", 0x4) r8 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$packet_int(r7, 0x107, 0x12, &(0x7f0000a06000-0x4)=0x0, &(0x7f00006dc000)=0x4) connect$inet(r8, &(0x7f0000ab0000-0x10)={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000691000)=[@in6={0xa, 0x2, 0xc67, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x80000001}, @in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x8}, @in={0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x3, 0x3, @loopback={0x0, 0x1}, 0x1f}, @in6={0xa, 0x3, 0x6, @loopback={0x0, 0x1}, 0x37d}], 0x7) bind$packet(r7, &(0x7f0000ce9000)={0x11, 0xf7, 0x0, 0x1, 0x65, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0]}, 0x14) 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) pipe(&(0x7f0000e7f000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000312000)={0x0, @in6={{0xa, 0x1, 0x78, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x9}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7, 0xfffffffffffffeff}, &(0x7f0000403000)=0x98) getsockopt$ax25_int(r1, 0x101, 0xc, &(0x7f0000993000)=0x0, &(0x7f00003c5000)=0x4) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000674000-0x8)={r2, 0x0}, &(0x7f000037a000)=0x8) 2017/12/16 07:45:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) connect$inet(r0, &(0x7f0000cd4000-0x10)={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0xfb0000)=nil, 0xfb0000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x5, 0x4) read(r1, &(0x7f00004cf000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3c) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f00005e9000+0x341)={{{@in=@multicast2=0x0, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000735000-0x4)=0xe8) r3 = accept4(r1, &(0x7f0000d02000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000064b000-0x4)=0x8, 0x80000) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r3, &(0x7f0000fac000)={0x1ffffffe, 0x0}) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000b37000)={0x0, 0x5}, &(0x7f00004e1000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f00007c6000-0x11)={r4, 0x9, "ce0800006b00000000"}, &(0x7f0000ada000-0x4)=0x11) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000b79000)={0x0, 0x1, 0x3, 0x5, r5}, &(0x7f0000b1d000)=0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000dea000-0x8)={r6, 0x1}, &(0x7f0000d38000)=0x8) setsockopt$netlink_NETLINK_CAP_ACK(r3, 0x10e, 0xa, &(0x7f00002b3000-0x4)=0x506, 0x4) r7 = accept4(r3, &(0x7f0000fed000-0x10)=@ax25={0x0, {"00000000000000"}, 0x0}, &(0x7f0000bf6000-0x4)=0x10, 0x80000) r8 = accept4$ipx(r7, &(0x7f00009ca000-0x10)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f0000ac4000-0x4)=0x10, 0x800) mmap(&(0x7f0000599000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x17000)=nil, 0x17000, 0xffffffffffffffff, 0x32, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000012000)={0x1, 0x3, &(0x7f000000c000-0x18)=[@generic={0xd885, 0x0, 0x400, 0x8}, @generic={0x67, 0x0, 0x0, 0x0}, @generic={0xd39d, 0x0, 0x0, 0x9}], &(0x7f000000a000)="73797374656d00", 0x400, 0x80, &(0x7f000000a000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x100000001, 0x0}, 0x30) r9 = socket$bt_hidp(0x1f, 0x3, 0x6) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000919000-0xc)={0x0, 0x80000, r8}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r9, 0xc00c642e, &(0x7f00008f5000)={0x0, 0x80000, r8}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r2, 0xc00c642d, &(0x7f00008ef000-0xc)={r10, 0x7fffe, r13}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r13, 0xc00c642e, &(0x7f0000078000-0xc)={r14, 0x80002, r8}) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, &(0x7f00002cc000)={0x0, 0x0}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r11, 0xc00c642d, &(0x7f00005b3000)={r12, 0x7fffd, r9}) shutdown(r1, 0xfffffffffffffffe) recvfrom$ipx(r8, &(0x7f0000d75000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xfa, 0x10005, &(0x7f0000faa000)={0x4, 0x8000, 0x80004005, "7f0000001c9f", 0x6, 0x0}, 0x10) setsockopt$inet_msfilter(r7, 0x0, 0x29, &(0x7f0000220000)={@local={0xac, 0x14, 0x0, 0xaa}, @multicast2=0xe0000002, 0x0, 0x0, []}, 0x10) r15 = socket(0x2000000000000010, 0x802, 0x0) write(r15, &(0x7f00001b8000)="240000001a0025f00018001000f7fc1a0a0b00000004bf0202ffffeb0800040048186be0", 0x24) mmap(&(0x7f0000000000/0x528000)=nil, 0x528000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000a6e000-0x28)={@generic="e73d7c5704be53063c8e0381717dfc2d", &(0x7f0000526000-0x10)=@ethtool_pauseparam={0x10, 0x1, 0x0, 0xffff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) syz_emit_ethernet(0x9a, &(0x7f0000b7a000-0x9a)={@random="efad01006da7", @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x8c, 0x0, 0x0, 0x0, 0x1, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @icmp=@dest_unreach={0x3, 0x4, 0x0, 0x0, 0x0, 0xfffffffffffffffe, {0x1c, 0x4, 0x0, 0x2000000000000, 0x0, 0x0, 0x10000, 0x0, 0x84, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, @local={0xac, 0x14, 0x0, 0xaa}, {[@lsrr={0x83, 0x13, 0x0, [@broadcast=0xffffffff, @multicast1=0xe0000001, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}]}, @timestamp={0x44, 0x4, 0x0, 0x0, 0x0, []}, @ssrr={0x89, 0x1b, 0x0, [@multicast2=0xe0000002, @rand_addr=0xfffffffffffff702, @local={0xac, 0x14, 0x0, 0xaa}, @multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, @remote={0xac, 0x14, 0x0, 0xbb}]}, @rr={0x7, 0x1f, 0x2, [@multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, @remote={0xac, 0x14, 0x0, 0xbb}, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, @multicast1=0xe0000001]}, @generic={0x0, 0xa, "06ffe9010104ff01"}]}}, ""}}}}}, 0x0) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000b07000-0x4)=0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x0, 0x4, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) [ 343.965498] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r1, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r2, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r1, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) setsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f000092d000-0x4)=0x0, 0x4) getsockopt$inet6_buf(r0, 0x29, 0x2c, &(0x7f00003bf000-0x3e)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000a47000-0x4)=0x3e) getsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f0000ad6000-0x2)=0x3, &(0x7f0000610000-0x8)=0x2) shutdown(r1, 0x0) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000ee0000)={0xffffffffffffffff, 0x28, &(0x7f00006d5000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f000089b000+0xb8d)={0x0, 0x0}, &(0x7f0000770000-0x3)=0x8) pread64(r0, &(0x7f0000a0c000-0x71)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x71, 0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) pipe(&(0x7f0000c97000-0x8)={0x0, 0x0}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000e55000-0x20)={r1, &(0x7f0000e4b000)="7f1cd631fbd29af91022bbf64794d77f74ab434e8f3802c61f855f0136b43b61a38fc6dddc9697caa402af5e53235542cf9a9a15ed88be910d800ae3274c7a65e31d5735019386f660128f3ac39f608bf8b3b078c0a1e2ab893d6dab589f81c196f2104a546a78c679f88fbe7612aeb9", &(0x7f0000925000-0x1000)="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", 0x0}, 0x20) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) ioctl$sock_SIOCBRDELBR(r1, 0x89a1, &(0x7f0000311000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}) 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) r1 = accept4(r0, &(0x7f0000b19000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000d0c000-0x4)=0x8, 0x80000) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f00004c2000)={0xa10c00000000000, 0x1169, 0x2, 0x6, 0x300000000000000}, 0x14) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:35 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) [ 344.028508] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_ifreq(r0, 0x8993, &(0x7f000057e000-0x28)={@common="726f7365300000000000000000000000", @ifru_map={0x3ff, 0x8001, 0x1, 0x401, 0xffffffffffff5fdf, 0x1}}) pipe(&(0x7f00002f1000-0x8)={0x0, 0x0}) epoll_wait(r1, &(0x7f00001fb000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x4, 0x1) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:35 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000763000)={0xffffffffffffff9c}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000b0c000)={0x0, 0x80000, 0xffffffffffffff9c}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000208000-0x8)={0x0, 0x0}) r3 = socket$key(0xf, 0x3, 0x2) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000eac000)=0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000d3f000-0xb5)={{{@in6=@loopback={0x0, 0x0}, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000ead000-0x4)=0xe8) r6 = getgid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000eac000)={0x0, 0x0}) r8 = socket$inet_icmp(0x2, 0x2, 0x1) r9 = socket(0x5, 0x3, 0x1) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r10 = accept(0xffffffffffffff9c, &(0x7f0000ead000-0x10)=@in={0x0, 0x0, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000e3f000)=0x10) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f000059c000-0x8)={0x0, 0x0}) r12 = socket$inet_tcp(0x2, 0x1, 0x0) r13 = bpf$MAP_CREATE(0x0, &(0x7f00003ca000)={0xb, 0x0, 0x5, 0x8, 0x1, 0xffffffffffffff9c, 0x4}, 0x1c) socketpair$llc(0x1a, 0x3, 0x0, &(0x7f00000cd000-0x8)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r15 = gettid() getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0x1, 0x11, &(0x7f000058f000)={0x0, 0x0, 0x0}, 0xc) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000a84000)={0x0, 0x0, 0x0}, &(0x7f0000e63000)=0xc) r18 = gettid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, &(0x7f0000eac000)=0xc) r20 = getgid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, 0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000ead000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000e0a000)=0xc) getsockopt$SO_PEERCRED(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000e79000)={0x0, 0x0, 0x0}, 0xc) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f000013e000)={0x0, 0x80000, 0xffffffffffffffff}) socketpair$ax25(0x3, 0x3, 0x9, &(0x7f00004f9000)={0x0, 0x0}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00005af000)={0x0, 0x0}) r27 = socket$inet(0x2, 0x2, 0x6de) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00009ca000)={0xffffffffffffff9c}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000ead000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000d00000-0x4)=0xc) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000beb000)={0x0, 0x0, 0x0}, 0xc) r31 = getgid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0xd, 0x6, 0x10001, &(0x7f0000eac000)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000eac000)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r34 = socket$unix(0x1, 0x1, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r35 = accept$nfc_llcp(0xffffffffffffff9c, &(0x7f0000ead000-0x60)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x0}, &(0x7f0000d3f000-0x4)=0x60) r36 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r37 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000eac000)={&(0x7f0000ead000-0x8)="2e2f66696c653000", 0x0}, 0xc) r38 = socket$kcm(0x29, 0x7, 0x0) r39 = socket$inet6_sctp(0xa, 0x1, 0x84) r40 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000ead000-0x8)={0x0, 0x0}) r42 = socket$inet_sctp(0x2, 0x5, 0x84) r43 = epoll_create(0x5) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r44 = accept$inet(0xffffffffffffffff, &(0x7f0000eac000)={0x0, 0x0, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000ead000-0x4)=0x10) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000eac000)={0x0, 0x0}) r46 = socket$llc(0x1a, 0x2, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000ca6000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000ead000-0x4)=0xc) r48 = getuid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, &(0x7f00004d7000)=0xc) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000be0000)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f00003fc000-0xe8)={{{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@loopback={0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00009a4000)=0xe8) r52 = getgid() r53 = getpid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$SO_PEERCRED(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, 0xc) r55 = getgid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r56 = gettid() getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f000072f000)={{{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, @in=@empty=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@loopback={0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@loopback=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000038c000)=0xe8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, &(0x7f0000915000)=0xc) r59 = gettid() getsockopt$SO_PEERCRED(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000be1000)={0x0, 0x0, 0x0}, 0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f000026b000)={0x0, 0x0, 0x0}, &(0x7f0000eac000)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r62 = getpid() getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000634000-0xe8)={{{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in=@broadcast=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@loopback={0x0, 0x0}, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00007f2000)=0xe8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, 0xc) r65 = gettid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000ead000-0xe8)={{{@in=@multicast2=0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@remote={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@rand_addr=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c86000)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000400000-0xc)={0x0, 0x0, 0x0}, &(0x7f00007c0000-0x4)=0xc) r68 = gettid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00002e9000+0xd95)={{{@in6=@loopback={0x0, 0x0}, @in=@rand_addr=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0x0, 0x0}, 0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000ead000-0x4)=0xe8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000eac000)={0x0, 0x0, 0x0}, &(0x7f0000694000)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r71 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000eac000)={&(0x7f0000ead000-0x8)="2e2f66696c653000", 0x0}, 0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000ead000-0x8)={0x0, 0x0}) getsockopt$SO_PEERCRED(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000715000)={0x0, 0x0, 0x0}, 0xc) r74 = getuid() mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000eac000+0x8fd)={0x0, 0x0, 0x0}, &(0x7f0000eac000)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmmsg$unix(r0, &(0x7f0000ead000-0x150)=[{&(0x7f0000ead000-0xa)=@file={0x1, "2e2f66696c653000"}, 0xa, &(0x7f00007a8000-0x40)=[{&(0x7f00002b6000)="8810bac77176abaaf0542e1fecf0f09e5597a9b103163b29780a5fbf0c7289808c65a8ed19403c0f9a04deac1ba9e8952a17b1807525be03b5f483b61866635a96f27467aeee3ed61da263fda9f97fc7b533fbc8f76923f12659dcc4876cfe81b3059dc5b8202a93ec978d2d7f69bd6d3477a59049842636314013f63de3287e45bf9459d00b5a7b7b10df4b1bc724597e7221276b3031f6e89de1f854ca4e", 0x9f}, {&(0x7f0000eac000)="62ac12d6ccace99ccea5e7cca78f0b5eda701d6db00e3dd623b9ecf9a0a2fa8f126f698df466cb5e42e26c214780cc66d4b27ce9811a42e1068570ef9886acceaf31bca717f35845131d0a041bf4720b514763e279e9b93be6e5b2146a48cc1b4ea77a774de437764e3682526c6896017396f1c1f488889312f3b897dcd31bd39869216fe3b0c0ad79298831f7dd65617e82fce8bb3cf8b81713df912e1187faf9ffaede155d5a418c96633e1bc807c44b94fd19916b3f12f672", 0xba}, {&(0x7f000018b000-0x23)="d0bc0c6d84b62858e9de98bdf9ea844890d288d364ab60664f7eed0c340ae05216fe5a", 0x23}, {&(0x7f0000a8b000-0x3f)="3355c08bdbb780d43b4e6922909d5fad93d60512ad249c2ae13dc87cb82b1a11944c7099388adbcfa6b86addcafa5c110323251120bab6130ac5241e1c3123", 0x3f}], 0x4, &(0x7f0000cfc000)=[@rights={0x20, 0x1, 0x1, [r1, r2, r3]}, @cred={0x20, 0x1, 0x2, r4, r5, r6}, @rights={0x30, 0x1, 0x1, [r7, r8, r9, r10, r11, r12, r13, r14]}], 0x70, 0x80}, {&(0x7f0000e93000)=@abs={0x1, 0x0, 0x3}, 0x8, &(0x7f0000ead000-0x20)=[{&(0x7f0000eac000)="", 0x0}, {&(0x7f0000eac000)="1a21cd2be7822a8c3f4032015c568d56ccc8e11f64214b61baa21107de98004bf14d3e28a188c7e2fdc962888a916de09245985f465c8eec5a4f5d45196f8d3b99228baf2935777bb2cc2de60babaab9fbc29e51e6c9906952435e9e550f1262cc718d23f1e230891e0f7612a1a2a01366b8c8bd7eceaf6df5e93380050afb48c73c406d99f06fad9471d8e010d7503376ff237c6e12b13f6785986732d654bd2a7f3e4db01f3116419c827093b48109458b1aefac20886f21", 0xb9}], 0x2, &(0x7f00000ec000-0xd0)=[@cred={0x20, 0x1, 0x2, r15, r16, r17}, @cred={0x20, 0x1, 0x2, r18, r19, r20}, @cred={0x20, 0x1, 0x2, r21, r22, r23}, @rights={0x20, 0x1, 0x1, [r24, r25, r26, r27]}, @rights={0x18, 0x1, 0x1, [r28]}, @cred={0x20, 0x1, 0x2, r29, r30, r31}, @rights={0x18, 0x1, 0x1, [r32, r33]}], 0xd0, 0x20044041}, {&(0x7f0000ead000-0xa)=@file={0x1, "2e2f66696c653000"}, 0xa, &(0x7f0000327000-0x40)=[{&(0x7f0000b30000-0xe1)="53ae46284fe7a4b7bdd2276774e06aa0566bbf4d9242f7aa0e2efca9c195643dce1543f09fffbeeee3d3293ee5ad9589e1f95ccac978e7aa91e39a8013aadd8547c59fd9067220cf58aa9307c183cec84fe533d18fffcfd732f69bf5c30dc74a77c6a560f8c46e9a5a6b4cd515384bec12ac75f225e9450d7a4f2a2b55161391379e1639da61dceec186afb825cdd96a13f23798948085a2cc790dee3f2b3d9d441d2f4d3f010d036a3b81b9c8f2e4999bf612294a3be47d8ae21503deda3e52873207387e85483ec2ea7e854cb033863c0833ed70f9d97eeee5928c49d8b6a1f6", 0xe1}, {&(0x7f00005ce000-0x1000)="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", 0x1000}, {&(0x7f00001f7000)="c2b83d9fcec92109293aa4372e3065e88557e73032015e410521bb21e6bd8f63ada554356339aab2cc53ac30f1efff0845b8ecbf5b71efe8f4e179c4629eff79daf4e6d759487115e6adf2ccac0a22275f09e7e5e06415f5fefa866d68bb117f1bc2c6fb6ca1f7d5c9be835311e00b1b2c62284ca7a1e94d1726209dbf2eb8cbf664", 0x82}, {&(0x7f00005de000-0x5d)="f2a21136d0b7019f2dfa79ae9c5669993b1dc6fe66ff272faa5e0b588fe11ceb6ceb776b81f652be56fb2f941541280926c7f315403a6445564070d5c0c33e319db9e79c9e2bd9bc1029fc6979306b38dac74532975db396de2d3fbf99", 0x5d}], 0x4, &(0x7f00005ae000)=[@rights={0x30, 0x1, 0x1, [r34, r35, r36, r37, r38, r39, r40]}, @rights={0x28, 0x1, 0x1, [r41, r42, r43, r44, r45]}, @rights={0x18, 0x1, 0x1, [r46]}, @cred={0x20, 0x1, 0x2, r47, r48, r49}, @cred={0x20, 0x1, 0x2, r50, r51, r52}, @cred={0x20, 0x1, 0x2, r53, r54, r55}], 0xd0, 0x81}, {&(0x7f0000eac000)=@abs={0x1, 0x0, 0x3}, 0x8, &(0x7f0000eac000)=[{&(0x7f0000ead000-0x4b)="3ce16a3bbace702b35609f1737d70a694c32037b153218ebb06b5edabbf50d49e9484d2dfe56d6075978abde923975daa607855cfc83c310fd77f06c635ed2f64e5a97391ce9c8a5d49ffb", 0x4b}, {&(0x7f00004af000)="bbbc1ba4e219bbbddbd3e25a59d33e13915eeefb583e8bdae7c72de3bb701314589cea89035f0270f5d682fa39b8a82fcf4f9160787e727cecd4c2533ce7e20ded2cbbf334ef1d4907137afdbe9336d4cad82720e937b80a53f73c167eafcf80f2e67eb547481926ea4d3906c1d76a8cd9886239fb1c27e69945d85d9072f0fd04cf7dc71106c6535ce7d32f2e2600a72d8e052d947341aae899f378b57976dfd85404225f37ee12b4dd14924fc9dc6ac69d695e7036841e664cb465ab3e854f9854078ad979fd28f72cc55a9b180c67", 0xd0}, {&(0x7f0000eac000)="cd33b719abe40c76125fa685070e4c94fe7e06b1b883046e74566147917ff1ddf3d68166f8a68581a587db1d164dad7a564e0dfb140fd00a8e675b6d74a3b8420ef278cd05cf4bd3893f76", 0x4b}], 0x3, &(0x7f0000055000-0x40)=[@cred={0x20, 0x1, 0x2, r56, r57, r58}, @cred={0x20, 0x1, 0x2, r59, r60, r61}], 0x40, 0x800}, {&(0x7f0000ead000-0xa)=@file={0x1, "2e2f66696c653000"}, 0xa, &(0x7f0000b70000)=[{&(0x7f00001b0000)="a3c12d3f167deaae02479ea1a07ba7ee649b3288286e229f51cf8b17141c05989be2e8af94a9410fb539ddb38f18e77046d72a583cd17a677ef6be8ea6666988c231f099795467949657c7843fd71ccbe4b8595febe6", 0x56}, {&(0x7f0000eac000)="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", 0x1000}, {&(0x7f0000ead000-0x83)="18be76d851e248cf7e853323734edabeec44e98064182b90f9970918ef2f439919bfd0b52e41c68f5916425672d8d58c8772ea5e286c65beee45c08733a07252f09077337be5aff60bff88a750c620593c5bca88744f01b602beb92a15ba886830af54199201b8cfa1ed73e7e461d14e05dbd2710d497751220820073b51a091faf7cc", 0x83}], 0x3, &(0x7f0000ead000-0x60)=[@cred={0x20, 0x1, 0x2, r62, r63, r64}, @cred={0x20, 0x1, 0x2, r65, r66, r67}, @cred={0x20, 0x1, 0x2, r68, r69, r70}], 0x60, 0x4004}, {&(0x7f0000b1f000)=@file={0x0, "2e2f66696c653000"}, 0xa, &(0x7f000002c000-0x70)=[{&(0x7f0000722000)="f9260127e5b4e2504fd745e613d7ba5129bedb21c7e82b6ba2682519f4360ae0a5ca4b0ac786873627421e365978eda9e7d62950d000855f95d1ca5343371e505643628714ce6dacf3b7db8878e083d32002444d29eebef4b9004f664b5dbce62a5fad2f9dafcafa1ff9f479a17bcb17", 0x70}, {&(0x7f0000eac000)="1b09cb26db42669e72523d4c6943a089", 0x10}, {&(0x7f0000eac000)="e35266e03a93203ca7d51f6c9d71804a1c85e604ec08ce5c93a0336fcfed2749743285f0856595ff2c4cd2311fa3af8adc55cf89e6e89fb37c92541f2c43965468199fe4c2a34d3c9b0e384452bace8e578cb13afd25c069b7694073fb6878856679207a4495f3d9bfb22492197bb90a16b325e466088255af229e7c7704b9bcb61be2004830f47e69a4b2e6e779a0b6fe5cf64fad75222bfa6f5c6016ff3e69e841453fbb30771d02ba64b204d68b53dca88bd9ad65d4aec0dfc756b6da753b336a55f7bdba360ecc1bb3", 0xcb}, {&(0x7f0000eac000)="3227da4fd6529f70170a82a865547eb78bc3193e958ef6d6a6fa15dc71643e2310624f66527608538a4b5ca60575d9f810e762750711c542cec39cbf853814fb23538aa32c0094d07c07304a6f6d53743e03479aa18d54397db1ad3334289e8f14bd5c16e7c1d46a70d29e5a1ca971c5b7abe490212977e39780d3d54283ac09431b364b175845411d217b3bc58a6cd9619de636025b2004b1e71e1ced6d1acaf04b2bf8e56c63273de96fa3ffa8ee33efe46fb9a5f7e5a78845c96ff97a6233e39cf87a8c801afac25aa264eef031e079391eab18da7e8cfd08f9c09597b8f2b24f73f5c0d4f4b1749856a2", 0xec}, {&(0x7f0000463000)="edd7b079c676adf60cf635b9220f0b86fcf5b8e6e52a2db45d10f401684badedc4770eee2691a4c82ef32b4a9190bf2020b1dc0e75a06e9ca0f105dd63f99a66662e98a8de3f1fef29b39b2ca78bd56fc9da3aa6ad26611b85304ab18df3e508b3ffdc0384b0d4b5d2c0545a392d610c748e6993f75e737e992be14be3fe22be880936fd92b2d83568ee6bae75257498a1fa1282037367c44cdb215df333a777ed95821686aa7882e9f341e7d8370ab7f6e684ea220b2a7d98511b8debda94633f23d01c7e4a01635489bba1c3a257781044b4f8a08e9799241b9ae89c3c11", 0xdf}, {&(0x7f0000ead000-0xdc)="3c2fcd5695d092e6b7a9bebf3706eb58a83d9ae84467496dbbfd0f3d582c6fee3a55c7ce7126bde9bb4acccff5a0fd95dfcff902a52f95b23027c8c73d17d7b82f151fac1e01c2dae8e2ec63ec206d5d9c9bb3cfc39e4f8b6190ce280962f71bc9a5178c9e5a56b8e13984ed420eba72564313ceb0097bf2e3810110a233303163685d70e7a1e4b30e2be0172f8d4eb3562320ebbf5569baafb8e4edd08ecdff21ee341979af0753af22223320d86f89739a066380c49571234f1d857f046f1994c8b53588e99aa795082ecacb7839ae171b7af5891a3eb0552cab49", 0xdc}, {&(0x7f0000afb000-0x78)="7645a82e46844fb58a6aa9209b3ab8dd52b57236f2e4d84a34680f24f4d5d52218722e19f8f0dd6c484654d2d14954348171eb78110c577024821f5d1e3ceeb4c8424bcf628336dad6c700898424545a9d7d04b7e0c9bc91a97ebbb3645aa28dc57781486f9f8e2d925aac6435916339490fe106c066b1cb", 0x78}], 0x7, &(0x7f0000eac000)=[@rights={0x18, 0x1, 0x1, [r71, r72]}, @cred={0x20, 0x1, 0x2, r73, r74, r75}], 0x38, 0x801}], 0x6, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:35 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000e63000-0x38)={&(0x7f0000b53000+0xb98)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00007b8000)=[{&(0x7f0000e95000)=[{0x14, 0x1b, 0x321, 0x0, 0x0, "67000500"}], 0x14}], 0x1, 0x0, 0x0, 0x0}, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000cd1000)={@common="69666230000000000000000000000000", @ifru_flags=0x800}) [ 344.079266] syz4: port 1(syz4.0) entered disabled state [ 344.118804] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:35 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_opts(r0, 0x0, 0xd, &(0x7f0000000000)="c23ec70ca0fd9e963453aa2aba3ce43be560cd0e3542de1fec3836ff5522c537a42e69f61c434e3a3a4e125106c51ae2924fcf2368b0c0b0b210dc75c3f862e7", 0x40) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x3, 0x4) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000feb000-0x8)={0x0, 0xe63}, &(0x7f0000440000)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f000019d000)={r2, @in6={{0xa, 0x3, 0x7fffffff, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xfffffffffffffeff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7, 0x1ff, 0xe91, 0x9, 0x1}, &(0x7f0000be5000-0x4)=0xa0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) socketpair$llc(0x1a, 0x1, 0x0, &(0x7f0000211000-0x8)={0x0, 0x0}) getsockname$llc(r4, &(0x7f000022d000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000924000)=0x10) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) pipe(&(0x7f00005b9000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000298000)=@sack_info={0x0, 0x7, 0x9}, &(0x7f0000589000)=0xc) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r6, 0x84, 0xf, &(0x7f000037e000)={r7, @in6={{0xa, 0x3, 0x1ff, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x3, 0xcd, 0xffffffffffff257a, 0x80, 0x40}, &(0x7f00002e4000+0xa26)=0xa0) r8 = accept$alg(r3, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00004ef000-0x4)={r3}) getsockopt$inet_mreq(r0, 0x0, 0x23, &(0x7f0000052000-0x8)={@local={0x0, 0x0, 0x0, 0x0}, @rand_addr=0x0}, &(0x7f0000fd7000)=0x8) sendto$inet6(r9, &(0x7f000037e000)="b740c55dcdda879e6461aa323037eba0de291f049434752cfa6cac0ed43d457d18279dbeee61ab677e40c1da7dea112d455353d57f3924dbce2373ab861c2919166f7335e17775946a31514775a4d469bf00315112d8c9b549d53b8934612d615b188bebc8d44f90450a9a1f4d57bf62acf75a1e7c7d54ed5518c8a7bb5a00fe7fc5566499c697c8424aed588a92e7a72898cd22cb801224c90a68671de37b9785225a56e9c25e", 0xa7, 0x40, &(0x7f0000997000)={0xa, 0x3, 0x53, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x3f}, 0x1c) sendmmsg$alg(r8, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00005da000-0x4)={r5}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r10, 0x84, 0x65, &(0x7f0000684000-0x3c)=[@in={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0xffffffffffffb767, @loopback={0x0, 0x1}, 0x800}, @in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x3c) socketpair(0x1b, 0x5, 0x8, &(0x7f0000d3a000+0xcc0)={0x0, 0x0}) ioctl$DRM_IOCTL_AGP_INFO(r11, 0x80386433, &(0x7f000023b000-0x15)="000000000000000000000000000000000000000000") recvmsg(r8, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:35 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x1000, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000a22000)=r1, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000be0000)=0xffffffff00000000, 0x4) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r2, 0x29, 0xd3, &(0x7f0000e6e000)={{0xa, 0x0, 0xf9, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x912a}, {0xa, 0x0, 0x101, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xfffffffffffffffd}, 0x100, [0x99f, 0x5, 0x9, 0x6, 0x7, 0xff, 0x3, 0x3]}, 0x5c) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000001000-0x4)={0xffffffffffffff9c}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00004dc000-0x9)=[@in6={0xa, 0x1, 0xff, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xfffffffffffffff9}], 0x1c) mmap(&(0x7f0000000000/0x107000)=nil, 0x107000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$key(0xf, 0x3, 0x2) mmap(&(0x7f000003d000/0x4000)=nil, 0x4000, 0x2000000, 0x110, r1, 0x27) mmap(&(0x7f0000107000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000002000)={0x0, 0x0, &(0x7f0000002000)={&(0x7f0000108000-0x190)={0x2, 0x0, 0x0, 0x0, 0x32, 0x0, 0x0, 0x200000, [@sadb_x_nat_t_type={0x1, 0x14, 0x7fffffff, [0x0, 0x0, 0x0]}, @sadb_x_sec_ctx={0x1e, 0x18, 0x100000000, 0xffff, 0xe7, "8f99893c4ee393268a9e030dc6165c045ece82e0c29ce1a67e0dfd9407ec096923832a9aa88fc77c497b699ec0bf6bbdf2370204907149e7a94d827c723dced5ee3a6f43c71a7b93bba80dffb55cf337e88443bc770c8e4e854b1a19e9e3f6e7d298bb29207fce4c8c7cb4936d1feec4af2814006ca40f1bbc7535c5a7fc9d6c0336f226848bf391b1ccd854545fcd994348b3ea758ddc8f159605172a2586ead9495eb114241b051106e645f03f3b36a085c1d3f57d62f6f9c9cc6ef5909003995797638c2e65a9c9fcd6af5413d16d6b3276581decd4fe485fd5cc5462f3870637fc5181adf5"}, @sadb_x_sec_ctx={0x11, 0x18, 0x81, 0x80000000, 0x7e, "705ed68f4eaacb0ef57e718d032d9fc07e85e6e79bf927868e12b693f3def2cd82c835042bec5be07de4f66579e98c7681d143eb1e773e32305dc705cd775b3688ad46557fe9795207347470f1b4ff5b62bc453f3397ab9b184b4ab40f44bd70e9fcc291e791ca671ef24a6b99c52bb6c082b098b2ebc534d4631d87f75d"}]}, 0x190}, 0x1, 0x0, 0x0, 0x0}, 0x0) r2 = socket$key(0xf, 0x3, 0x2) mmap(&(0x7f00000bf000/0x2000)=nil, 0x2000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00000e3000/0x2000)=nil, 0x2000, 0x0, 0x1012, r2, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet(0x2, 0x80003, 0x7) setsockopt$inet_int(r3, 0x0, 0x3, &(0x7f000074d000)=0x10000, 0x4) sendto$inet(r3, &(0x7f0000313000)="", 0x0, 0x0, &(0x7f00007ad000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) syz_emit_ethernet(0x1f6d, &(0x7f0000980000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [], {{0xf200, @ipv6={0xfffffffffffffffe, 0x6, "0ca4ad", 0x1f37, 0x2c, 0x7f, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, @loopback={0x0, 0x1}, {[@hopopts={0x0, 0x57, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0x7, 0xcd, "597e876b6a8207acd859512b2e4c1ed506147db83931274fc225cd86c320d41f0ee0dd7a8a391814991da99a8bd48680ce2c4b765111cc6748a0a3c3b4b7e80115b36eb1c833fdeef82e2b20055746aa77c3b8d1816beca3c947d806706872f27aa9bc333a99432986b32ff28bf6777f56e6864053a8a971e98ac1d09dfddbeb2b9c655990c850db6900192a917e4c32dc693cc6c5aea8f6165deb66698e0c208f081d80cda4fd7678294c34dcb5c95dd283f838da6f22d89eef7778ce064b41d88baff638080fac16872ae2b0"}, {0x5, 0x37, "b80d88e7b081987e000a3faccbdf251fe2441e49dfd74d6b0bde0d8a8baf54891c293f3546c5fb2a12c90e4f629f0aae75e9812bd2cd8f"}, {0xff, 0xa0, "0b829fbd60a3407d9d79120f44c4b72a66ca9aa45bbc7377eb39e1baa46e70638442615d261b89a8cca82f08a82a73f9e9e71aa31d9ee5e3c537a881e74c5a0dcad7c774aa14c7d045c441469fd18e25afe9978195f3217ff2b221402e9fe4a7ea5d771845c2637f5e71ed6b06912706efd6f467a385f4d35e941fe3bafffd0be30b97494f5097a20ffe388a26008bdec427d01df61eead4607bbbae538bdd03"}, {0xff, 0xac, "5d8e56088ee06d8194a088836b996abf960255b8616d53478b9a2da8195a06ac9a8c981c5d8f45531d56f9384802603466fe7bd7f5086c75ef941ddf33bc1cef5abfc1fec07c7b7fc93a6df50892764d4634356115ff18a7d271f9e68fdc9df384192e89144a0a0abe62c8c98e71581b2fb4a797edd8de9fa141f87b653084f6052286b960be7d0832259c4269e4631cd1f4076897d69458621f3ef37abd3fbe960402ff6fb7c590d283a0cd"}, {0x0, 0x63, "99475a1c8ac857d73959a76379e4a0c7d130210c1a6ee102721135ef5cee53e5f2bb9851087918bc3e3c074648a88b4796349629b0c53fe0fa90787a709cfa56a9af4dded20c49b0ca9a65cf255a3cd36d355710be179df67f45c9d836c6d824dce43c"}]}], @icmpv6=@dest_unreach={0x1, 0x3, 0x0, 0x7, [0x0, 0x0, 0x0], {0x6, 0x6, "bbfd1c", 0x3ff, 0x0, 0x80000001, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [@dstopts={0x6, 0x5f, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0xff, 0xd6, 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"2607a93937e8c3e835648afb823972c8bb9a9df11c0fe075ba92511655f80ad419a26c1b413c791b044cf3c58f694a5b53a3f837edad5a3b24b659f8968d32aad5efd4c8cfc6d2df69089a9094ef1e49558627f0d4fc0779488be1bde48bb35588b706dd"}, {0xfe, 0x62, "7a9e63f9d8d09e63f5b0d10a6acefd8311e253b46017e845d7b28e97d5b965e036f9eb0cb6ac975a9511aa2f91f8df82bae3062ef5b5a9b867b45b126d1402e1d26e084eca6acfb8de262cb1a85f5bc07e4fd840f320d05ca4c7e6cdd54fbb2e6a17"}, {0xff, 0xf4, "9e5f86ef77195420244ac2b59e7e00b2f698ec3ba46de152f2da8631b93b1ecf355d81cbbeba6578d2790e588cca24506c61ea2a4321173a5b8ff56ed25fa12aad372d330e356e70457132748ec3510e8c71d08ea1d02472998b50b5de73aa46db73b017526e9db4a9e2fb1e730c9bb41add8b44a3afae094a210f7f0b91c9531638282e26c629fa5e1ec9d148d265149d49f51c41389f3aea8007278d56c8a36671ea682944d9e64300fba187fbe519c3b71c97639f0e1b89f57d517f748f9189ebce406215405cab34214e17c74e604b962ea37a725fa43daa3b316dd97affcc8f22166886755c7bd42b5ef402043718dbd9ce"}, {0x1, 0x98, "fec0b1d750c04c3757796e28d04021e71b6b3612d6d3211dc2c5dbc3822f8c37ebb58a621f190812016c470d9f320bef61bde03a6256f5e8d9b0e937478eaede0ae0093aa118052fb79327b8c79b11c9ea73dab59923e2109d111f11e965c3cdcae21f9d304e918c88acf9bef68c3c9c61230da36fad2fe2b0d5adde18f21437e12dbf772a4257faa7c1d4ab779d676d7129b8b8437a8c3b"}, {0xc2, 0xa8, "ff9bc219b866c365e1468958db47329730a90e03227343cf9241be6bbede2db9ae244296a3f3d874a94055e86e768ffa2c41c65ee4521a4e3b6170f3f469d1f7055fa501ba493eecc456d9942110615efd13f9c662420e9269dda92f0ac17a625f46fbdecadc30ff6cd3349cecbb226d1987f5ddd5723f6f2579b1178e725a3586ecb841b07de14267cc019f7ca9e2f277e536f05269e6758c2e0af4d4da4f5c699ddaa83fe40deb"}, {0xff, 0x7e, "3bafa7f0087768c05e22ab93c852eba8496cc114cf8ec142968d88386609890d8f7f809e9ee2442978c35166a0487e172293dd48c13ee38c637b94684391c48e4639b98a9c7baeb8e5d105f6c3b1f9f662dffc17596d28c4687eaae79919450cf58e462915736eb75ae67d185709c9355eb801e7ee166db56f83104ccb6d"}]}], "3db516ff7429c4"}}}}}}}, &(0x7f0000358000-0x18)={0x0, 0x4, [0xc9, 0x86d, 0xb35, 0x327]}) mmap(&(0x7f0000d5c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d5c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet(0x2, 0x800, 0x8) syz_emit_ethernet(0x76, &(0x7f0000d56000-0x133e)={@remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [], {{0x86dd, @ipv6={0x0, 0x6, "aa7750", 0x40, 0x3a, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "e13f7c", 0x0, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x608, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, [@dstopts={0x3a, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], []}], "28f5780b1d38bc44"}}}}}}}, &(0x7f000063f000-0x18)={0x0, 0x1, [0x1000]}) socket$key(0xf, 0x3, 0x2) socket$key(0xf, 0x3, 0x2) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = socket(0xa, 0x3, 0x1000000000000ff) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r4, 0x84, 0x1f, &(0x7f0000aa6000+0xad1)={0x0, @in6={{0xa, 0x0, 0xffffbfffffffff6d, @loopback={0x0, 0x1}, 0x3}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4, 0x5}, &(0x7f0000f8a000-0x4)=0x98) setsockopt$ipx_IPX_TYPE(r4, 0x100, 0x1, &(0x7f000087d000)=0x1, 0x4) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000170000-0xa)={r5, 0x2, "508c"}, &(0x7f00001fb000-0x4)=0xa) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$bt_BT_SECURITY(r4, 0x112, 0x4, &(0x7f0000c32000-0x2)={0x1000, 0x100}, 0x2) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) [ 344.155479] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x544e, &(0x7f00001dc000-0x8)=0x1e) setsockopt$inet_buf(r0, 0x0, 0x2a, &(0x7f0000881000)="b0bc4a2699764f36f177440fadf9f39fc0c29666cfe507ae6b335e3bf12a8c815d3feda8df87ce1ec6c716cb307a5b8a40630cf74ee6dd6c3bdef51e07a8b750c02f1a0b9e6139f81c70be8d55b9e3e63e5348ab84addbafbffb82038ac880a867781a81c208bb608fecaed86eb9b070ea3910d1aab14e9f50007896720d6d3dafd139e61e4caea6c2d68cb3dd9eaa98609b851b8d38011bf6ebc5b48c5495a354bd7fe18a44a6451c4391f28a86e479ba7c9b3240e22cc443e380f6fe46e8280b440bfda02bb689616413d9f06e272f34d004107531f6c44734d2a5", 0xdc) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000542000-0x44)={{0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x7, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, {0x2, 0x1, @rand_addr=0x5, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @common="79616d30000000000000000000000000"}) socketpair(0x9, 0xa, 0x7f, &(0x7f0000e17000)={0x0, 0x0}) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f00006ce000-0x10)={0x2, 0x1, 0x9, 0x7ff}, 0x10) read(r0, &(0x7f0000ab8000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000) 2017/12/16 07:45:35 executing program 7: socketpair(0x8, 0x2, 0x18, &(0x7f0000a2d000-0x8)={0x0, 0x0}) setsockopt$netrom_NETROM_N2(r0, 0x103, 0x3, &(0x7f00007e8000-0x4)=0x4, 0x4) mmap(&(0x7f0000000000/0x19000)=nil, 0x19000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000019000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000019000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$inet(r1, &(0x7f0000019000)={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0x81b000)=nil, 0x81b000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket(0x11, 0x3, 0x0) listen(r2, 0x8) r3 = epoll_create1(0x80000000) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000019000-0xc)={0x0, 0x0}) mmap(&(0x7f000081b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_SNDMTU(r2, 0x112, 0xc, &(0x7f00000d0000-0x2)=0xff, &(0x7f000081c000-0x8)=0x2) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x8000000000001e, 0x1, 0x0, &(0x7f000000e000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_BT_DEFER_SETUP(r5, 0x112, 0x7, &(0x7f0000f6c000)=0x0, 0x4) r6 = epoll_create1(0xffffffffffffffff) recvmsg$kcm(r5, &(0x7f0000870000-0x38)={&(0x7f000034f000-0x10)=@ethernet={0x0, @remote={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000b5f000-0x40)=[{&(0x7f0000030000+0x5c9)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf5}, {&(0x7f0000973000-0x6c)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6c}, {&(0x7f000068b000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb1}, {&(0x7f0000102000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf6}], 0x4, &(0x7f0000c2f000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x28, 0x5}, 0x10000) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r1, &(0x7f000041c000-0xc)={0x10000011, 0x0}) epoll_wait(r6, &(0x7f00004b4000)=[{0x0, 0x0}], 0x1, 0xfffffffffffffffe) sendto$ipx(r4, &(0x7f0000fa3000-0x1)="ca", 0x1, 0x4, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000f71000-0xc)={0x0, 0x1, "90"}, &(0x7f000024a000-0x4)=0xc) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r4, 0x84, 0x6c, &(0x7f0000b36000)={r7, 0xfff, "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"}, &(0x7f00000cc000)=0x1008) mmap(&(0x7f000081c000/0x1000)=nil, 0x1000, 0x800000000003, 0x32, 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r6, &(0x7f000081d000-0xc)={0x80000001, 0x0}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, r1, &(0x7f0000ae5000)={0x20000002, 0x0}) shutdown(r0, 0x0) mmap(&(0x7f000081d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f000081d000)={0x0, @in={{0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f000023f000-0x4)=0x8c) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f000081e000-0xc)={0x0, 0x8, 0x30}, &(0x7f00007a8000)=0xc) 2017/12/16 07:45:35 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f00000b7000)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x0) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f00008f2000)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) [ 344.234160] syz4: port 1(syz4.0) entered blocking state [ 344.252237] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) r1 = accept4$inet6(0xffffffffffffffff, &(0x7f0000aa4000)={0x0, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, &(0x7f000062c000)=0x1c, 0x80800) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000794000-0xa0)={0x0, @in={{0x2, 0x0, @rand_addr=0x4e60000000000000, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4, 0x61, 0x8, 0x1f, 0x0}, &(0x7f00008fb000-0x4)=0xa0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000a98000-0x98)={r2, @in6={{0xa, 0x1, 0x8001, @loopback={0x0, 0x1}, 0x7}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x70000000000000, 0xfffffffffffffff8}, 0x98) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00005a1000)={0x0, 0x0}) bind$inet6(r3, &(0x7f0000201000-0x1c)={0xa, 0x2, 0x8, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x80000001}, 0x1c) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, r3, &(0x7f00000b4000-0xc)={0x10000000, 0x0}) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x20, &(0x7f0000ed9000-0xc)={@rand_addr=0x0, @local={0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f00003c5000-0x4)=0xc) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f00009a8000-0xe8)={{{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000c18000)=0xe8) setsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f000006a000-0xe8)={{{@in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, @in=@rand_addr=0x2, 0x2, 0x3f, 0x1, 0x80000001, 0x9, 0x80, 0x20, 0x8000, r4, r5}, {0x294, 0x0, 0xfff, 0x1, 0x84, 0xc79, 0x5, 0xfffffffffffffffd}, {0x7, 0x2, 0x7, 0xff}, 0x6, 0x4, 0x2, 0x1, 0x40, 0x3}, {{@in=@loopback=0x7f000001, 0x9dbd, 0x3}, 0x4, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x3, 0x3, 0x0, 0x9, 0x484, 0x200000, 0x7f}}, 0xe8) r6 = accept$alg(r0, 0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(r6, 0x0, 0x11, &(0x7f000045c000-0xe8)={{{@in=@broadcast=0x0, @in=@loopback=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}, {{@in=@local={0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0x0, @in=@broadcast=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00006fd000)=0xe8) sendmmsg$alg(r6, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) socketpair(0x1b, 0xe, 0x7fffffff, &(0x7f00007a5000)={0x0, 0x0}) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r7, 0x10e, 0x8, &(0x7f00007a0000-0x4)=0x7fffffff, 0x4) recvmsg(r6, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 344.295995] syz4: port 1(syz4.0) entered blocking state [ 344.302399] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x46692eb9934d3a41, 0x3, 0x81, &(0x7f00003f9000)={0x0, 0x0}) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000cea000)=[], 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) bpf$OBJ_GET_MAP(0x7, &(0x7f0000ff9000)={&(0x7f00002ad000-0x8)="2e2f66696c653000", 0x0}, 0xc) getsockopt$inet_int(r1, 0x0, 0x1, &(0x7f0000fc1000-0x4)=0x0, &(0x7f0000a15000)=0x4) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:35 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x3, 0x3, 0xff}) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000a74000)={r0}) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000cd4000)=0x0, &(0x7f0000ae5000-0x4)=0x4) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$OBJ_GET_PROG(0x7, &(0x7f00002e2000-0xc)={&(0x7f0000aff000)="2e2f66696c653000", 0x0}, 0xc) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000e02000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000b8000)={r2, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) listen(r1, 0x0) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0xf) listen(r0, 0xffffffff) mmap(&(0x7f0000000000/0xc000)=nil, 0xc000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000617000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f000002d000-0xc)={0x0, 0x0, 0x0}, 0xc) r5 = getgid() sendmsg$unix(r1, &(0x7f0000a83000-0x38)={&(0x7f00004dc000)=@abs={0x0, 0x0, 0x2}, 0x8, &(0x7f0000a71000-0x10)=[{&(0x7f00005ab000-0xf2)="05178f0d0e1a5125b8e61a6d72ec6e6dd3f5d8a26deb0c7ea2c05b12c6870a7dd930e5b78c858e84f558bcb03b207583905928a727d8b728d81fc977e4ba6d1ec4d139e46b0361a6ae890aa3a63c3f958e0ee127143069edece7901bb55c9c5320304b0c171955fe994eeb80d482c5a055c35abc0c57c91e0fb75be070f5de090e2c748328debe8ac9ade39201965276bf7f49042098502614d5de2a6b521bc368d8667d1467fb6aca39ddc9354c2053b4b694dd02c7dbf1b170826cfb61966c82c5e31adf6cc828a30ea5be9e17b2efa2cb858ee402ed6b6bd98d1919211252eb53faf917f150427fad9c7f5a4a39904e00", 0xf2}], 0x1, &(0x7f0000a69000)=[@rights={0x20, 0x1, 0x1, [r3, r3, r3]}, @cred={0x20, 0x1, 0x2, 0x0, r4, r5}], 0x2, 0x4000000}, 0x0) mmap(&(0x7f000000d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$unix(r1, &(0x7f0000278000-0x38)={&(0x7f0000691000-0xa)=@file={0x1, "2e2f66696c653000"}, 0xa, &(0x7f00008f9000)=[{&(0x7f0000615000-0xb)="47779858e1f76ee693eba8", 0xb}, {&(0x7f0000bf0000)="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", 0x1000}], 0x2, &(0x7f0000001000-0x10)=[@rights={0x10, 0x1, 0x1, []}], 0x10, 0x8}, 0x0) close(r2) close(r1) socket$inet_dccp(0x2, 0x6, 0x0) mmap(&(0x7f0000000000/0xfeb000)=nil, 0xfeb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c04000/0x4000)=nil, 0x4000, 0x7, 0x33, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000feb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000feb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000feb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000feb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6(0xa, 0x802, 0x81, &(0x7f0000a3b000)={0x0, 0x0}) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r6, 0x84, 0x21, &(0x7f0000ebc000-0x4)=0x4a7, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = socket(0x10, 0x803, 0x0) write(r7, &(0x7f0000f2d000-0x26)="260000002200472b05e07d000000000000036d4010011f00c000ad00000000000047003700a0", 0x26) setsockopt$inet6_buf(r7, 0x29, 0x12, &(0x7f0000fba000-0x75)="d7023675df0c3cba3c2971195c69b699c403a37cdb2ceb503e36e24cdf466155af6b8308856a35f977a40c35ff19f49557afd6c8aefdaa7afa1d2c4bee75e9094d953f893084d520fc247b62f24bf9694fe7c546fef0e0fd6c2eba6a6ca1e604018a4ac3a10a0085b56ae7e42bddd0792e0a7430d2", 0x75) r8 = socket(0x16, 0x80005, 0x0) recvfrom$unix(r7, &(0x7f0000800000-0x1000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x1000, 0x40000004, 0x0, 0x0) pread64(r8, &(0x7f0000907000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x48, 0x4) getpid() 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$bt_sco_SCO_CONNINFO(r1, 0x11, 0x2, &(0x7f0000cda000-0xb6)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000467000)=0xb6) [ 344.406732] syz4: port 1(syz4.0) entered blocking state [ 344.421877] syz4: port 1(syz4.0) entered disabled state [ 344.464344] syz4: port 1(syz4.0) entered blocking state [ 344.476798] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 6: syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0xa, 0x4, 0x0, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4$ax25(0xffffffffffffffff, &(0x7f0000001000-0x10)={0x0, {"00000000000000"}, 0x0}, &(0x7f0000d54000-0x4)=0x10, 0x80000) ioctl$sock_bt_cmtp_CMTPCONNADD(r0, 0x400443c8, &(0x7f0000b0f000)={r1, 0x7f}) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket(0x8000004, 0x2000005, 0x9) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f0000576000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) pread64(r0, &(0x7f0000c49000-0x1c)="00000000000000000000000000000000000000000000000000000000", 0x1c, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r1, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r2, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r1, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r1, 0x0) 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) socketpair$inet6(0xa, 0x1, 0x7d, &(0x7f0000c87000)={0x0, 0x0}) setsockopt$inet6_tcp_buf(r1, 0x6, 0x1a, &(0x7f0000baf000-0x9)="82e1e7b6acd9416de6", 0x9) 2017/12/16 07:45:35 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0xff}) 2017/12/16 07:45:35 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) epoll_create(0x0) accept$unix(0xffffffffffffff9c, 0x0, &(0x7f00001ea000-0x4)=0x0) socketpair(0x1a, 0x0, 0x6, &(0x7f0000916000)={0x0, 0x0}) accept$unix(r0, &(0x7f0000e84000-0x8)=@abs={0x0, 0x0, 0x0}, &(0x7f0000695000-0x4)=0x8) r2 = socket$netlink(0x10, 0x3, 0x800000000000) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000e95000)=0x0) writev(r2, &(0x7f00009f6000-0x10)=[{&(0x7f000011c000-0x39)="39000000100009042200dd00004000000700004a03000000450001070000001408001c0004000000000000000608000300ff090000ffe4693e", 0x39}], 0x1) r3 = socket(0x2000000011, 0x802, 0x9) setsockopt(r3, 0x107, 0x12, &(0x7f0000000000)="", 0x4) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f00000da000)={0x2, 0x8004, 0x2, 0x3, 0x0}, &(0x7f0000d1c000-0x4)=0x10) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r3, 0x84, 0x6d, &(0x7f0000a62000-0x37)={0x0, 0x2f, "da8eb79ed5a5ed15c2cb475071dbf9f6a9ddbd0f11b0896d90fcff590004293f04d846a608abaf6323b6727c0cf632"}, &(0x7f00001ba000)=0x37) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000f1c000-0xc)=@assoc_value={r4, 0x1f}, &(0x7f0000a0d000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f000056a000)={0x0, 0x3152}, &(0x7f0000498000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f00000ab000)={r5, 0x3}, &(0x7f0000263000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000c83000)=@assoc_value={r6, 0x6}, &(0x7f000000c000-0x4)=0x8) r8 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r8, 0x6, 0x2, &(0x7f0000691000-0x4)=0x77, 0x4) setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f00002ab000-0x4)=0x13, 0x4) bind$inet(r8, &(0x7f0000deb000)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$netlink_NETLINK_NO_ENOBUFS(r1, 0x10e, 0x5, &(0x7f0000792000)=0x89, 0x4) ioctl$sock_ifreq(r8, 0x8922, &(0x7f0000601000-0x28)={@common="69726c616e3000000000000000000000", @ifru_addrs=@ethernet={0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000477000-0x108)={0x0, @in6={{0xa, 0x2, 0x51, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x1000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x9d, 0x2, 0x5, 0x5, 0x7fffffff, 0xffffffffffffffff, 0x3ff, 0x11, 0x2, 0xc1, 0x1c, 0x6, 0x61d, 0x97, 0x853]}, &(0x7f0000c2b000)=0x108) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f000082f000)={r7, @in={{0x2, 0x0, @rand_addr=0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x315a599b, 0x638, 0xaccc, 0x20}, 0xa0) setsockopt$SO_ATTACH_FILTER(r8, 0x1, 0x1a, &(0x7f0000c62000)={0x3, &(0x7f0000968000)=[{0x100000000, 0xa5c6, 0x4000000000003, 0x4}, {0x9, 0xfffffffffffffffe, 0x8001, 0x9}, {0x0, 0xf1, 0x101, 0x20}]}, 0x10) pipe(&(0x7f0000f36000)={0x0, 0x0}) setsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f0000985000)=0xfffffff7fffffffa, 0x4) setsockopt$sock_int(r8, 0x1, 0x8, &(0x7f0000cd5000-0x4)=0x5, 0x4) setsockopt$sock_int(r1, 0x1, 0x7, &(0x7f0000624000)=0x7, 0x4) sendto$inet(r8, &(0x7f0000761000-0x1)="25", 0x1, 0x20000801, &(0x7f0000283000)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt(r2, 0xfffffffffffffff8, 0x2, &(0x7f0000cb7000-0xa)="00000000000000000000000000000000000000000000", &(0x7f0000d6b000)=0x16) socketpair(0x7, 0xfffffffffffffffd, 0x7f13, &(0x7f000054e000-0x8)={0x0, 0x0}) sendmmsg(r8, &(0x7f000042e000-0x78)=[{{&(0x7f0000cb4000-0x14)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x14, &(0x7f0000cfb000-0x60)=[{&(0x7f000099d000)="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", 0x5b0}], 0x1, &(0x7f000037b000-0x170)=[{0xc0, 0x107, 0x2e1c9658, "868983a7b5f757f8aa7c2397acf93c17729a6844c8c0c1f4904d291284b5b1f2061be5a5dcee3360cd6082d0d45e4380147acb27ae308c5bafbacbcc619f81a8d7c4716f4611e871d354ff38ed649475f3d6d3db51a9cad116b856c3ce5210848d5259393c0a1ab6ec3b8d453123a9b74e4d9a85e774ba99edb2fb61a3ae0f5664ad73f4d8b1f6f3339846b70b7702a6c7942ff96453ba74bfc89e29b024bb3dd9328f663948429e125191c6"}, {0x40, 0x117, 0x9, "917430cfbb95ee1ae8643ddfa488f7d7f26d868d96b053354369e53b9448501a1e0f32d9184721300d759159"}, {0x38, 0x104, 0x3f, "1603374d0bc0a11876b9ba6de4be49d62ec7c9a2d70e14e33ff031cecd449c6a33c2c777"}], 0x138, 0x40}, 0x3f}, {{&(0x7f0000f0b000)=@ipx={0x4, 0xc0000000, 0xffffffff, "d0d159e674d9", 0x0, 0x0}, 0x10, &(0x7f0000579000-0x70)=[], 0x0, &(0x7f0000cb0000-0x1010)=[{0x1010, 0x105, 0x2, "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0x1010, 0x20004800}, 0x7f}], 0x2, 0x48001) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000085000)={0x0, 0x20, 0x9, 0x3f, 0x2000000000001ff, 0x4008001}, 0x14) 2017/12/16 07:45:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) pipe(&(0x7f0000cde000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_VERSION(r1, 0xc0406400, &(0x7f0000961000)={0x100000001, 0x28, 0x0, 0x81, &(0x7f000025b000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x1000, &(0x7f00004c3000-0x1000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x5b, &(0x7f00004bc000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}) r2 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) ioctl(r0, 0xab, &(0x7f0000644000)="8e5eec2be4cc87300f01e903be3be561baf4679d32d9eecb565da9eab6afae87932cdc795e7f4c4c9f5e30dfb3c70f754201b81e30300431786e2d8411f6611568284c9349dfb810d8b853fec60bddc74d8094ad281ef969c3d987f5c2fd4f633cbe9742b0ba0b0c47f4e5814bec7d49b94a2af7010634a5ed1b00b587e333fda52770476084232e8ddf11d7a02d5aaf67d0ef018a4d2a7748a271bc28453be71d5c") recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_buf(0xffffffffffffffff, 0x6, 0x1c, &(0x7f0000938000-0x59)="ae9b7ab6b414e9b5e08e2ba88d1f996cf59d13080000000000000090cfabf56579e92a4224d939d1f0d787097d3940b90a8267b64f3c2db7d78dad93c71560a2983b46bf827fdf1ded70e87d91e143bf17666705147a2f8d5c", 0x59) pipe(&(0x7f00008c2000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_GET_CAP(r1, 0xc010640c, &(0x7f0000f32000-0x10)={0x2f, 0xee}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000ea8000)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000cea000)=0x14) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000-0x10)={r3, 0x3ff80, 0x100000000, 0x587}, &(0x7f0000b05000)=0x10) r4 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r4, 0x6, 0x13, &(0x7f0000d06000)=0x1, 0x4) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000cd6000-0x78)={0x1, {0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2001000000104, 0x10003, 0x8c, 0xffff, 0x7, &(0x7f0000660000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x7, 0x4000000000000000, 0xffffffffffffe6f8}) setsockopt$inet_tcp_int(r4, 0x6, 0x14, &(0x7f0000b96000)=0xfffffffffffffffe, 0x4) sendto$inet(r1, &(0x7f0000805000-0x1)="38", 0x1, 0x20000000, &(0x7f0000c4a000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_str(r0, 0x1, 0x19, &(0x7f0000ad5000-0x10)="7600000f890700000000000000000009", 0x10) ioctl$int_in(0xffffffffffffffff, 0x5424, &(0x7f0000f21000-0x8)=0x7fffffff) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f000069a000-0x10)={0x6, [0xffffffffffffffbc, 0xe700000000000000, 0xffffffff, 0x2b4, 0x100, 0x9]}, 0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000cec000-0x8c)={r2, @in={{0x2, 0x2, @rand_addr=0x3ff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f000055c000)=0x8c) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f00003ce000-0x14)={0x201, 0x53b, 0x6d0, 0x7ffffffd, 0xfffffffe}, 0x14) sendto$inet(r4, &(0x7f0000bfb000-0xa7)="50d844de52a3027a79035d579f2f961c3b4b95da97b7917bd3733cc15f92db9279000000000000ffffc4729da484c2bafaf78b873b2e4ff189c1d881ea0c5b885c3ba3d9c89e51630041fc47a52238f8d7ed9ae8eddc5da8e46f989a7eb7ad8e8a4559787290923d84d2141b60d3d1c1f5986d5e4069106c7b4e1ca38f71a6001c66c9c9815b1c8205921af9ecb7349368432b798b57d3fd1d087f16c78b49a5c2000c2e96e4ae", 0xa7, 0x200097fe, &(0x7f00000b2000)={0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(0xffffffffffffffff, &(0x7f0000341000)="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", 0x647, 0x20040000, &(0x7f0000672000)=@in={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000613000-0x14)={0x9, 0xffe, 0x10000, 0x7, 0x2}, 0x14) sendto$inet(0xffffffffffffffff, &(0x7f000028b000-0xea)="cf0c7ea0850000000000000000c9bd409a7d9d9702504c64449f3fa1113bd9412b1ecae8591dd235b27e7bf9f2faf8303e2c60a3675dfdb9f0b95ae7698f90bfc63af6d61d0366208a4633960800a8368b50eb200a6aa08dcffdb7fcc844edb8bb40ede2ab36fc00926d9176748429d4fe282d1fb30797539c8b2660131f4af197eb940af23e0d0665244eed220f105c0ea05981747408906be2f9a371aae2f3e78405262c69ee2086e5cc1d1fd5d880581276fb6a1e3754b22ec392b1e1ecc7fa56d306ea79eefb6ef2739f6bf532bdf27e344981572baf8023eea9cf8fd26c0be9c9a373476a620087", 0xea, 0x40000, &(0x7f0000204000)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_int(r4, 0x6, 0x19, &(0x7f00001c5000-0x4)=0x3, 0x4) sendmmsg(r4, &(0x7f0000c2f000)=[{{&(0x7f0000309000)=@nfc={0x27, 0x1, 0x67, 0x3}, 0x10, &(0x7f0000b10000-0x90)=[{&(0x7f0000cc5000-0x1000)="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0x1000}, {&(0x7f000082a000-0xd6)="3532ebd34dc26d374eef5f17b22afc4fa85f0b1529716b9fefb9a80ebf4fdae3f7ce7f44bd6b704535a0f0e98098b9dd21251c86fbeed3af6d787311c8be1eacac60b586428feab5e7a0ee3245b2d39dcddee537890b87539b6cd973e1b8f442f80e91ab42b4823a2e15ad103d3092777eb1f905c26359745e20dcf4735413597e877d09c838ca363d02e28107ab18877503b33e319de0370be0ced553857714e042ef838958bf601ea439160f5dd4f2a650c407a1e6bc6d0848270e5d6c6bf42e89ef6dacee80f343966af00d49b70d0f3fb5eef0dc", 0xd6}, {&(0x7f0000e74000-0xde)="0f8dbcd6e0425834a54a62080000008649a1f6303a5e9c42b1f1a0f760124116206986845dbcfae73f06d8cc37a82300000008b74a1b445468b64caa4243d8cfb83d78d6f9b66148f51e967addd44a2587cadf9ce8927488d7054e0324aaf5122df7b1f552832d9b080e30c64d6e920da1b06c8b5071b0eb1868205fbd8f12794494a73845828b2f7f84615e5683d67bae57400f581bb0ebf98c63e7762035cd96fff89d682afb5827394684b8813e4e79681b7b382f9b5d91ba5afb9f9edef698a09ffb8c4e69a5a26488a36460680dca03680000d6c3b9dd7c082f4290", 0xde}, {&(0x7f0000a63000)="3153f682b3887ee560f23f09141467f75d692ec077157aa13246d656b285e9a0", 0x20}, {&(0x7f0000c1e000-0xf)="8cdf95f995f95058b418a88bacafc5", 0xf}, {&(0x7f0000d29000-0xe1)="c5ea4a508fee6247777dac3173e0ad7f88221037dac436c88209f7cba27dcbd3d0c0f1b8fcaf3a2ab2ee0e5f7406b321630d97f444b756e3685588d2f51345655246a23873568b258122c2694462ed7ae7511c01926358868769cbbf2552b0d62c1cf1bfaa3a9e19a1bd3b45fdae86a06f4e1ca6c4a340e44f988c98b4a0ea235018ff9295cb883a38ddd7606d566ad29988663db5664fbc04c284b1f747fae8b4fd2c56060d9815c8dceeb6deec7b70419c8dd123a86c3d6da87285f2b02ab7230f3dd34ac5bee038b65e82066d5fb73644ef86fea9eb97af04ef8775ebd86abe", 0xe1}], 0x9, &(0x7f0000da3000-0x1f8)=[{0x60, 0x109, 0x5, "b8d8b931023f32f7a04dbd7c7531a0d91f2d079d209f8cf2b4f19c6cde61ff6a236060edc354eec741b3d25a9d1a88d0491e9547302bf70cf9657791febe16672ae2c64666483af1a4"}, {0xe8, 0x111, 0x3ff, "852dc3abadbc783f76767e11162881144cbb5fe0bf041b3602e4dbe3913322fbe9dde34464b2fe2b2b7c0dd56e730384625664bc028fadb4fb30e2b226ec5e021b16de06fad58dd33765012563241a91aa2422ca52603773a46df7437d786aad17450f87f020b90577c136228f3af8497a24653a8dd9cf470dda2dd0ae0715b850a5beef34a1057712880ea7e6b981a205ce385366497b93d1472e8a7abd1cdd8c88ffda0048afaf325c2204516a78f084f68a0b8d095bfaa83f760e28af715ad0cccc816045ef2105199500422cf8a6dd"}, {0xb0, 0x11d, 0x401, "b8801e164b707aca32c7bb8f5a91e45d858da49959b8840fdf18c344956d1ab0cb7e035a35497d839349e69c0d5b7a081d8e7e35f232bec1dc79203c61c861a616e45cc4390c1133e5c8b68b07eb1b6cf858c46ce7db0f0630cafffc3cff8e6a233daf1444731c779661d55e3d79a76aa4b5e5846c66d9efe9d23889aba35dd67ba6b62c47e53497c224ee8bbf14450fdcc3339faeda47157269dca4"}], 0x1f8, 0x4}, 0x4}], 0x1, 0x1) poll(&(0x7f00007af000)=[{0xffffffffffffffff, 0x100, 0x0}, {r4, 0x400, 0x0}, {r1, 0x4000, 0x0}, {0xffffffffffffffff, 0x100011e, 0x0}], 0x4, 0x3) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000c00000)={0xffff7fffffffffff, 0x20000000012c6, 0x10001, 0x200, 0x0}, 0x14) shutdown(r4, 0x1) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000352000)={0x0, 0xce, "c5f365159ad94df922287ec7a5a4b225c5eb11dc7ef6a4f5d194aa4f8bb7f14fb141108be3001efe504142e6c74771ebcfdc7e9e32a7a6686cf889e56951f58ab971ae0db8a4054b6752954e70d1364a400ef8126db10d8a8ace6bd069743a1fa1e069f0ad4b568837582fff89d0f888baf99abc4fd4c2077a9a69e53d794c8c0a3f3251a52770bfbfeb70368eb55b4df215558db68b77617b5e07f5d70b46ffb7a81fc30701445b4935721e3c99ffba4d2b3cfb9b01fa71e33116482feb773769cbba36b9efcdb8703a15b12120"}, &(0x7f0000d09000)=0xd6) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000596000)={r5, @in6={{0xa, 0x3, 0xfffffffffffff9e6, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xffffffffffffffff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x9, 0x6f, 0x400, 0x6, 0x40}, &(0x7f0000dca000-0x4)=0xa0) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f000099a000)=0x1000000005, 0x4) setsockopt$inet_group_source_req(r4, 0x0, 0x2b, &(0x7f0000e5b000)={0x6, {{0x2, 0x2, @rand_addr=0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x118) mmap(&(0x7f0000000000/0xf65000)=nil, 0xf65000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2017/12/16 07:45:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) socketpair(0xf, 0x3, 0x0, &(0x7f0000535000)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:35 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4(0xffffffffffffff9c, &(0x7f0000eac000)=@rc={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f0000eac000)=0x9, 0x80800) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000eac000)={{{@in=@empty=0x0, @in=@loopback=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}, {{@in=@rand_addr=0x0, 0x0, 0x0}, 0x0, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000ead000-0x4)=0xe8) setsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000186000-0xc)={@loopback=0x7f000001, @multicast2=0xe0000002, r1}, 0xc) 2017/12/16 07:45:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000734000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000c76000)={0x0, 0x2, 0x0, 0xffff, 0x80}, &(0x7f00005d3000)=0x18) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000fc7000)=@assoc_value={r1, 0x2}, 0x8) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r3 = accept$alg(r2, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:35 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000001000-0x8)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000000)={0xffff, {{0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f00004e6000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000ebb000-0x4)=0x0, &(0x7f0000195000)=0x4) r4 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet6_icmp_ICMP_FILTER(r3, 0x1, 0x1, &(0x7f0000dcf000)={0x0}, 0x4) ioctl$DRM_IOCTL_MARK_BUFS(r2, 0x40206417, &(0x7f0000722000)={0x1ff, 0xdb8, 0xffffffffffff683b, 0x1, 0x2, 0x3}) ioctl$int_in(r4, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r4, &(0x7f0000276000)="", 0x0, 0x8041, &(0x7f0000dfc000-0x10)={0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockname$inet(r1, &(0x7f0000476000-0x10)={0x0, 0x0, @local={0x0, 0x0, 0x0, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000d93000)=0x10) accept$inet6(r2, &(0x7f0000b26000-0x1c)={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000191000-0x4)=0x1c) r5 = accept4(r1, &(0x7f0000e56000)=@nl={0x0, 0x0, 0x0, 0x0}, &(0x7f0000e64000-0x4)=0xc, 0x80000) ioctl$sock_bt_hidp_HIDPCONNDEL(r5, 0x400448c9, &(0x7f0000d5f000-0xc)={{0x578c5c4a, 0xd16, 0x5, 0xa2, 0x5, 0x0}, 0x401}) writev(r1, &(0x7f0000c67000)=[{&(0x7f0000885000)="02bbb9f32aa28ad2555fb36b4cec7fff9bb9bc49c1ca83277f62fa5370dcd70d70b6546c298174b9dfd5f31e173f26ffa0a581fc44e3c9e2633babaa32f4348ba4368a10a7cda0bdeb117378409fac3120a6f3c29a58514ddc32da93f11bfea514c71f10a46a2c9a2b82c331c63ee995a37be5af8ef5804dff6fb143", 0x7c}, {&(0x7f0000b80000-0xd8)="02266985431a76e9d53e5a8f8642200525c9773bd6766e044f18230212a3af36746bc10fd43cf57ff0607d4471779e5b4a716a8b67cf2e98aa11c53a838f606fef8f2b569dde1758f00a28fbda002c8abacde065915f9fafcb63a047d976cccac5e0028a24b4cb37dd18d5636deca6f31e24fb4f2cc7c76b9f9de35a6b1c7cfce9a70769fd97f77a048bf3451f0c3940b184478d3f59f91ac2cdda212aa94615418a1d859bae8158cc85fe8120bc10f187991331d2a7aa2c8ecd8a481f48a8e1885b2dd68651affc7d806fddae7f58d38af2efeba8e91953", 0xd8}], 0x2) pipe(&(0x7f0000729000)={0x0, 0x0}) ioctl$DRM_IOCTL_INFO_BUFS(r6, 0xc0106418, &(0x7f00008b5000-0x20)={0x6, 0xd905, 0xea8, 0x7, 0x8, 0x401}) recvmsg$kcm(r5, &(0x7f00009da000-0x38)={0x0, 0x0, &(0x7f00004df000+0xcfe)=[{&(0x7f00003d7000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xcb}, {&(0x7f0000eed000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x44}, {&(0x7f0000c59000-0xa6)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xa6}, {&(0x7f00001a0000-0x6b)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6b}], 0x4, &(0x7f0000c4b000-0xaa)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xaa, 0x5}, 0x2162) [ 344.591583] netlink: 17 bytes leftover after parsing attributes in process `syz-executor7'. [ 344.614464] syz4: port 1(syz4.0) entered blocking state [ 344.620784] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:35 executing program 0: r0 = socket$bt_hci(0x1f, 0x3, 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$bt_hci_HCI_FILTER(r0, 0x0, 0x2, &(0x7f0000001000-0x10)={0x1, 0x10001, 0x1, 0x6}, 0x10) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000000)={0xffff, 0x4, 0x7, 0xd7ef, 0x2, [{0x6, 0x9, 0xfffffffffffffff9, 0x0, 0x0, 0x88858f9a0a8a72d3, 0x0, 0x0, 0x0}, {0x101, 0x4, 0x8000, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0}]}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) getsockopt$sock_buf(r0, 0x1, 0x3b, &(0x7f0000329000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000009000+0x6a6)=0xe8) bind$alg(r1, &(0x7f000000a000-0x3d)={0x26, "6861736800000000000000000000", 0x0, 0x0, "63726333326300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000ce0000-0x4)="3b692cec", 0x4) r2 = accept$alg(r1, 0x0, 0x0) r3 = accept4(r2, &(0x7f0000e29000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000a3b000-0x4)=0x10, 0x80000) setsockopt$bt_l2cap_L2CAP_OPTIONS(r3, 0x6, 0x1, &(0x7f00001dd000-0xc)={0x5, 0x1a4b, 0x50ec, 0xfff, 0x1000, 0x7fff, 0x7eb}, 0xc) connect$ax25(r2, &(0x7f0000143000+0xe13)={0x3, {"00000000030002"}, 0xfffffffffffffff7}, 0x10) pipe(&(0x7f000084c000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r4, 0xc04064a0, &(0x7f0000fd6000+0x2d0)={&(0x7f0000dd4000-0x1c)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00001b2000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000be8000)=[0x0, 0x0, 0x0], &(0x7f0000dc6000-0x4)=[0x0], 0x7, 0x6, 0x3, 0x1, 0x0, 0x0, 0x0, 0x0}) recvfrom$llc(r2, &(0x7f0000b91000-0xb8)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb8, 0x21, &(0x7f0000ad2000)={0x1a, 0xff, 0x400, 0x9, 0x6, 0x2, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, 0x10) r5 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000e0000)={&(0x7f0000c85000-0x8)="2e2f66696c653000", 0x0}, 0xc) bpf$OBJ_PIN_MAP(0x6, &(0x7f000082c000)={&(0x7f000099a000-0x8)="2e2f66696c653000", r5}, 0xc) socketpair$llc(0x1a, 0x3, 0x0, &(0x7f0000e14000-0x8)={0x0, 0x0}) sendmsg$alg(r2, &(0x7f00002e7000-0x38)={0x0, 0x0, &(0x7f0000817000-0x10)=[{&(0x7f0000e1a000-0xb4)="12", 0x1}], 0x1, &(0x7f0000e8c000-0x30)=[], 0x0, 0x0}, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) 2017/12/16 07:45:36 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000237000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f00000c6000-0x8)={0x0, 0x4}, &(0x7f000019e000-0x4)=0x8) r2 = socket(0x2000000011, 0x8000000003, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f000039f000)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000c57000)=0x14) recvfrom$ipx(0xffffffffffffffff, &(0x7f000021f000)="", 0x0, 0xfffffffffffffffe, 0x0, 0x0) ioctl$sock_SIOCOUTQ(r2, 0x5411, &(0x7f00009d0000)=0x0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000616000)={r1, 0x80000000, 0x9, 0x5}, 0x10) ioctl$sock_SIOCBRDELBR(r3, 0x89a1, &(0x7f0000be2000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}) getsockname$ipx(r2, &(0x7f0000ea7000-0x10)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f0000178000)=0x10) setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x2d, &(0x7f0000497000)={0x0, {{0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) ioctl$sock_SIOCSIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000650000)=@add_del={0x2, &(0x7f0000a0d000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x7}) 2017/12/16 07:45:36 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00007b2000)={0x0, 0xd0, &(0x7f0000b1d000-0xd0)=[@in6={0xa, 0x0, 0x100000001, @loopback={0x0, 0x1}, 0x1}, @in={0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x5, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2}, @in={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0xa7a9}, @in={0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x8, @loopback={0x0, 0x1}, 0x3}, @in={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, &(0x7f00002d5000)=0x10) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000860000)={r1, 0xe64c}, &(0x7f0000ff9000-0x4)=0x8) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000f58000-0x8)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) r2 = socket$bt_l2cap(0x1f, 0x7, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r2, 0x112, 0xa, &(0x7f00001de000-0x4)=0x7fffffff, &(0x7f0000e6d000)=0x4) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000d0c000)=0x0, &(0x7f0000700000-0x4)=0x4) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) r3 = accept$netrom(0xffffffffffffff9c, 0x0, &(0x7f00000ee000)=0x0) getsockopt$netrom_NETROM_N2(r3, 0x103, 0x3, &(0x7f0000a38000-0x4)=0x10000, &(0x7f0000e52000)=0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000e4f000-0xb)={0x7, 0x0, 0x20, 0x80, 0x6, 0x8, 0x6, 0x8, 0x2, 0x7fffffff, 0x1000}, 0xb) 2017/12/16 07:45:36 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$netrom(0xffffffffffffffff, &(0x7f0000e84000-0x48)=@full={{0x0, {"00000000000000"}, 0x0}, [{"00000000000000"}, {"00000000000000"}, {"00000000000000"}, {"00000000000000"}, {"00000000000000"}, {"00000000000000"}, {"00000000000000"}, {"00000000000000"}]}, &(0x7f0000eac000)=0x48) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ead000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x1b, 0x2, 0x4, &(0x7f0000ead000)={0x0, 0x0}) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000de8000-0x2)={0x53, 0x5}, 0x2) recvmsg$netrom(r0, &(0x7f0000ead000-0x38)={&(0x7f0000eac000)=@full={{0x3, {"5c01d28e73818d"}, 0x9}, [{"31245e9b9ce357"}, {"49f5aaa012cd93"}, {"b198a71d5b89d9"}, {"6373c2d2036c18"}, {"e23358dbaee76a"}, {"8dc8b1e2deb870"}, {"12c2896750e106"}, {"98f3c5cab64614"}]}, 0x48, &(0x7f000091b000)=[{&(0x7f0000ead000-0x2a)="7b3c3bbc43b78c2fec1f05c5fc9b1811f7caafed2e77028b1a97e26796c966e8b71d292f61366fa4d036", 0x2a}, {&(0x7f0000ad6000)="91dc613a38910ed4befd09601b90ec0d859d66cbdc4a86a9537b92406f185bd1e07fd690a31f99242fc2a409aea524f267b8056f8fda62408a710b69cb21e00c66711a08e2f613c4a81c454d0e794f0aa0fdbf64a8a4e2ebec3fde8cac2302feeb79a28d751d694d113ac596b6870881d53f877421223aa6fa7c195aa25d127ef554ce37c4724bccc2c8f94682d53d7f13a45378938dc0c48311931bc7f3f4474e04f218b6bef01741dea93618a976183c051ed3cf9c5705f1aa33e160d33cc52f8bbc44a97b9f7062ee542a726c65162dc8634f4eeee9", 0xd7}, {&(0x7f000051d000-0x1b)="7ba5404c923a5d42fb23f582a6f152bc0f9182d33339a8a26d4c13", 0x1b}, {&(0x7f0000ead000-0x1000)="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", 0x1000}], 0x4, 0x0, 0x0, 0x40080}, 0x10000) [ 344.664243] syz4: port 1(syz4.0) entered blocking state [ 344.670777] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:36 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x0, 0xff}) 2017/12/16 07:45:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f00007bc000)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r1, 0xc01064b5, &(0x7f00008e3000-0xc)={&(0x7f0000881000)=[], 0x0}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000dc6000)={r0}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f000005e000-0x108)={0x0, @in={{0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x7ff, 0x6, 0x7, 0x7, 0xff, 0x3, 0x5, 0x5, 0x7, 0x3, 0x6, 0x1, 0x6, 0x5, 0x4]}, &(0x7f0000a4b000-0x4)=0x108) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f00000d9000)=@assoc_value={r3, 0x60000000000000}, 0x8) accept$alg(r0, 0x0, 0x0) ioctl$sock_bt_hci(r2, 0xc00448df, &(0x7f0000f84000)="5f13d86af0eb88ffc7f000ab206bd7a2e6535b99136fb2391a2e") setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r4 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r4, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r4, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:36 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00004b0000-0xa0)={0x0, @in6={{0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x1e720000000000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x1ff, 0x8001, 0x1e, 0xb44}, &(0x7f0000f47000-0x1)=0xa0) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000878000)={r2, 0x3, 0x4, 0x9}, &(0x7f00002a8000)=0x10) sendmsg$kcm(r0, &(0x7f0000f2c000-0x38)={&(0x7f0000ac5000-0x10)=@in={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f00006e7000-0x20)=[{&(0x7f000091b000-0xe9)="f8bad88a137aaada02b07a6bc742948acfbc7d688cb22be6c01550155e906f0f856b1f8eb11f35b3a38bd9a8433db21eae9585296fbb10f301375ebe5b432eefdc0166e2b2e76d91f9eb4911c0f1eed3719d64aaea697a4cf9b3a7487d6652bdc7536f06b4c3da4bc762a3ee50370a89fb6abf72b3bb32f2b6b202cd6b46fa22fd38d44e326f680f67edfe8f564d7abe1df882373fc7e31ee3c7c89f833baf1d1cf2c7437b5f50cb100b55569747c81057c7d2f165d031e624529aa94730be95b644110a85f718adb2a7449daf1c86a9464b35ebea8de7e09ce3a5a4d1d8cf1f69492227e0d023f202", 0xe9}, {&(0x7f0000dd2000-0xd8)="3a78ca57daba25944616c7cc28b4ea581225b862223cbf8971eb6a45fbadfebdf3bcc919fe2851b85ab9a4ee0026b688551c7ca4455dc7568315126555ad6c7017c8974a8ff6ac42cff22b407974f5712e93676f0c3884cd5d1d8fd5d51c0d5754cb7614649e8980f1452651131c77a57ebcb74c852191b8dc75f816d2371e301ff8b128c7e708763d9f15c8175391373042f5657d3ee978ecfe745d71726a1d39e96a5806ee568c3d8ebf6ee4cc42ec62f93ef13c9db2a9aa6080abe1040fb12f8fada6df1f5eff61ac041e0d10d5eb15f04fd33d6aaf07cb473a637a6f", 0xde}], 0x2, 0x0, 0x0, 0x4008014}, 0x20000010) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r1, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r3, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r1, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r1, 0x0) 2017/12/16 07:45:36 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) pipe(&(0x7f0000938000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_ADD_MAP(r1, 0xc0286415, &(0x7f0000b52000)={&(0x7f0000000000/0x1000)=nil, 0x6, 0x1, 0x74, &(0x7f0000410000/0x1000)=nil, 0x80}) 2017/12/16 07:45:36 executing program 0: mmap(&(0x7f0000000000/0xee9000)=nil, 0xee9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet6(0xa, 0x0, 0x90) mmap(&(0x7f0000ee9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000603000-0x14)={0x0, 0xfff, 0x2, 0xf3, 0x4, 0x6}, &(0x7f00009fd000-0x4)=0x14) bind$inet(r0, &(0x7f000002b000-0x10)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) listen(r0, 0x0) mmap(&(0x7f0000eea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000d4f000-0x8)={0x0, 0x0}, 0x2, 0x8000) mmap(&(0x7f0000eea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_extract_tcp_res(&(0x7f0000eea000)={0x0, 0x0}, 0xfff, 0xbd0b) syz_emit_ethernet(0xcf, &(0x7f0000ecb000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="4c61ec000000", [], {{0x800, @ipv4={{0x5, 0x4, 0x5, 0x0, 0xc1, 0x0, 0x0, 0x5, 0x6, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x3, 0x1, r2, r3, 0x7, 0x0, 0x15, 0xc2, 0x40, 0x0, 0x7, {[@mss={0x2, 0x4, 0x80000001}, @nop={0x1}, @nop={0x1}, @mss={0x2, 0x4, 0x8000}, @mss={0x2, 0x4, 0x5}, @fastopen={0x22, 0x2, ""}, @sack_perm={0x4, 0x2}, @fastopen={0x22, 0x4, "639e"}, @sack={0x5, 0x2a, [0x20, 0x2, 0x8, 0x4, 0x8000, 0xfffffffffffffffa, 0x7fff, 0x79de, 0x9, 0x6]}]}}, {"566159a38ee32b41eef8a53797c242dcef4fef881b0958326d7735184bb926021634d0763b33d52c8679402dde0e8c178721c4b671cebdcb73ca6701e2eaeaf0e95877d14129186f0dc8bb4022d90a3ef516e090896db9d652"}}}}}}, 0x0) r4 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r4, &(0x7f0000002000-0x6)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0xa, &(0x7f0000019000-0x4)=0x2, 0x4) mmap(&(0x7f0000ee9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eeb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eec000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eec000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eec000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = accept4(r4, &(0x7f0000eed000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000ccd000-0x4)=0x10, 0x80000) mmap(&(0x7f0000eeb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eeb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eed000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eed000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eed000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r5, 0x89e2, &(0x7f0000eee000-0x4)={r4}) mmap(&(0x7f0000eea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eed000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$bt_sco(r5, &(0x7f0000eee000-0x8)={0x1f, {0x1, 0x100005, 0x7fffffff, 0x0, 0x9, 0xfffffffffffffffb}}, 0x8) mmap(&(0x7f0000eee000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r6 = socket(0x0, 0x4, 0x7) setsockopt$SO_BINDTODEVICE(r6, 0x1, 0x19, &(0x7f0000795000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eee000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eef000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_NODELAY(r5, 0x84, 0x3, &(0x7f0000eee000)=0x0, &(0x7f0000eef000)=0x4) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$inet(r6, &(0x7f0000001000-0x10)={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x1000000, 0x1040000000032, r6, 0x200000) mmap(&(0x7f0000ef0000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt(r6, 0x114, 0x1, &(0x7f0000622000-0x11)="2a8a33f9ffff8109002186b32cff6dac72", 0x11) syz_extract_tcp_res(&(0x7f0000003000)={0x42424242, 0x42424242}, 0x1, 0x0) syz_emit_ethernet(0x4a, &(0x7f00006e6000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="eeeb90a49e53", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x3c, 0x0, 0x0, 0x0, 0x6, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0x0, 0xaa}, {[]}}, @tcp={{0x1, 0x0, 0x42424242, r7, 0x1, 0x0, 0xa, 0x11, 0x0, 0x0, 0x0, {[@nop={0x1}, @generic={0x0, 0x10, "4a71dd00000000000000030ed434"}]}}, {""}}}}}}, 0x0) [ 344.747844] syz4: port 1(syz4.0) entered blocking state [ 344.765855] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:36 executing program 3: socket$inet6(0xa, 0x80a, 0x9) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:36 executing program 6: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f000084f000)={0xffffffffffffff9c}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$inet(r0, &(0x7f0000001000-0x10)={0x2, 0x2, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:36 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001000-0x1c)={0x0, 0x6, 0x0, 0x8, 0x0, 0x0, 0xffffffffffffff7f}, 0x1c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000767000)={&(0x7f0000f6d000-0x8)="2e2f66696c653000", r0}, 0xc) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:36 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet6_sctp(0xa, 0x100000000000005, 0x84) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000dfb000-0x8)=@assoc_value={0x0, 0x1}, &(0x7f0000fcd000-0x4)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f00003d3000-0x10)={r2, 0x6, 0x20, 0x4}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f000031c000)=0x1f, 0x4) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000510000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:36 executing program 7: mmap(&(0x7f0000000000/0xfc7000)=nil, 0xfc7000, 0x3, 0x200032, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00002e2000-0x1c)={0x6, 0x32c3, 0x84, 0xf, 0x0, 0x0, 0x0}, 0x1c) mmap(&(0x7f0000fe4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000fe5000-0x18)={r0, &(0x7f000011c000)="", &(0x7f00001f3000-0xa3)=""}, 0x18) mmap(&(0x7f0000fc7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$inet(0xffffffffffffffff, 0x0, &(0x7f0000fc8000-0x2)=0x0) mmap(&(0x7f0000fc8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept(0xffffffffffffff9c, &(0x7f00009c9000-0x8)=@un=@abs={0x0, 0x0, 0x0}, &(0x7f0000fc8000)=0x8) getsockopt$inet_dccp_buf(r1, 0x21, 0xc0, &(0x7f0000681000-0xea)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000870000)=0xea) mmap(&(0x7f0000fc8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000d51000)=0x10005, 0x4) mmap(&(0x7f0000000000/0xff3000)=nil, 0xff3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r2, 0x29, 0x39, &(0x7f0000529000-0x18)="ff0204ffff00def31d001122000000d8144e000000000205", 0x18) setsockopt$inet6_buf(r2, 0x29, 0x3b, &(0x7f0000ff3000-0x78)="", 0x0) mmap(&(0x7f0000ff3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ff3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ff4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = accept(r1, &(0x7f0000ff5000-0x10)=@ethernet={0x0, @random="000000000000", [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000ff4000-0x4)=0x10) bind$nfc_llcp(r3, &(0x7f00004d1000-0x60)={0x27, 0x10001, 0x7f, 0x6, 0x7, 0x2, "dea48b8710f3bea42afea5cc022f626547095c8fbc4c143a34007d0bbdbfd7640b6106358582a54692622ae2749fbd533114aa6b730ecaf010cd02e79b6ff2", 0x20}, 0x60) mmap(&(0x7f0000ff4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f00004af000-0x14)={0x0, 0x7, 0x3, 0x10001, 0x9, 0xffffffff}, &(0x7f0000ff4000)=0x14) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000dce000-0x8c)={0x0, @in6={{0xa, 0x3, 0x69, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x100000001}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f00007bb000)=0x8c) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f00009f7000)={r4, 0x23, "2b72b247a8e30ccabe7b0ca84caf51851649a847aa4b0276ef4d5ec85807640c1933d6"}, &(0x7f0000d0f000)=0x2b) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f000060c000-0x14)={r5, 0x7, 0x80001, 0x2, 0xa2, 0x2}, &(0x7f0000a04000)=0x14) mmap(&(0x7f0000ff3000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000ff4000-0x14)={r5, 0x100000000, 0xffffffff, 0x6, 0xb0b, 0x401}, 0x14) connect(r2, &(0x7f0000abb000-0x10)=@in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$ax25(0x3, 0x3, 0xcd, &(0x7f0000001000-0x8)={0x0, 0x0}) recvfrom$ax25(r6, &(0x7f0000484000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xdc, 0x20, &(0x7f0000f19000)={0x3, {"c34fdb9baaaa37"}, 0x122}, 0x10) [ 344.828938] syz4: port 1(syz4.0) entered blocking state [ 344.844629] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:36 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2017/12/16 07:45:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) socketpair(0x14, 0x800, 0x7, &(0x7f0000bdc000-0x8)={0x0, 0x0}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f0000363000-0xc)={0x8, 0x3, 0x4, 0x3, 0x8, 0x86f, 0x5}, 0xc) 2017/12/16 07:45:36 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) [ 344.874595] sctp: [Deprecated]: syz-executor2 (pid 8502) Use of struct sctp_assoc_value in delayed_ack socket option. [ 344.874595] Use struct sctp_sack_info instead 2017/12/16 07:45:36 executing program 6: socketpair$inet(0x2, 0x0, 0x3f, &(0x7f000095a000-0x8)={0x0, 0x0}) ioctl$void(r0, 0x0) mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$llc(0x1a, 0x3, 0x0, &(0x7f0000d5e000)={0x0, 0x0}) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:36 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) unshare(0x10040000) unshare(0x40000000) epoll_create1(0x80000) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f000063c000)={0x0, 0x0}) bind$inet(r0, &(0x7f000010e000-0x10)={0x2, 0x3, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) syz_extract_tcp_res$synack(&(0x7f00005ad000)={0x0, 0x0}, 0x1, 0x0) r1 = socket$inet(0x2, 0x4000000007, 0x8001) syz_emit_ethernet(0xf7, &(0x7f0000bdf000)={@empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], @random="08000000011a", [{[{0x9100, 0x7, 0x7ffe, 0x4}], {0x8100, 0x8, 0xffff, 0x0}}], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0xe1, 0x0, 0x0, 0x16b1, 0x9, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @remote={0xac, 0x14, 0x0, 0xbb}, {[]}}, @igmp={0x11, 0x2, 0x0, @multicast2=0xe0000002, "fe9cff303d598468f749a11a471e2641e32317c331f7fb9fef0e273a7b802ce6f68426e50ce2570539ee38298ad52cf221645444e4400a2570eee4d9994ce32324ca4e1f8903a5ffc6bc53926646a9c1a049f306f860fa5007cf00abacaa08ec43279c7a2a152f4f1053e74e61ad1c03a0db8e383cc8235f93fadf3a7f140969a7ef02cf5ced4db2120e8393b911c0202cf806aac0bca050bf29ddb7a73a1faf5474a47ac3cef7beec0663757811226cf1a799f3f031842c3b17c0604007e326f58647ee0c"}}}}}, 0x0) epoll_pwait(0xffffffffffffffff, &(0x7f0000922000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x3, 0xffffffffffffffff, &(0x7f000082c000-0x8)={0x3}, 0x8) epoll_create1(0x480080004) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f00002b2000)=0x1000000000201, 0x4) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$sock_str(r2, 0x1, 0x19, &(0x7f00004b2000)="6c6f00000d000000f700000005000000", 0x10) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) bind$inet(r3, &(0x7f0000cd3000-0x10)={0x2, 0x0, @rand_addr=0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) bind$inet(r1, &(0x7f00006a4000-0x10)={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$sock_netdev_private(r2, 0x89f0, &(0x7f00009a8000)="81aff48a6fbd128871eb") sendto$inet(r2, &(0x7f0000a57000-0x1)="01", 0x1, 0x20000081, &(0x7f0000db5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r4 = accept(r2, 0x0, &(0x7f000066d000-0x4)=0x0) socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f000040e000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000e21000)={0x0, 0xb2}, &(0x7f00000c6000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000ff0000)={0x0, 0x0}, &(0x7f000026a000)=0x8) connect$inet(r1, &(0x7f0000f5e000)={0x2, 0x0, @rand_addr=0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getgid() setsockopt$sock_int(r2, 0x1, 0x23, &(0x7f0000dda000-0x4)=0x1001000b, 0x4) shutdown(r4, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r2, 0x891a, &(0x7f00009c7000-0x20)={@common="6c6f0000000000000000000000000000", @ifru_addrs={0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r5 = socket(0x4, 0x80005, 0xae) setsockopt$inet_tcp_int(r5, 0x6, 0x5, &(0x7f0000436000)=0x541, 0x4) 2017/12/16 07:45:36 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r1, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x3, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) pipe(&(0x7f0000f73000-0x8)={0x0, 0x0}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000a49000-0x6)={0x0, 0x0}) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r3, &(0x7f00003ce000-0xc)={0x1, 0x0}) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x0) 2017/12/16 07:45:36 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$inet(0xffffffffffffff9c, &(0x7f0000754000)={0x0, 0x0, @multicast1=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000733000-0x4)=0x10) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f000033e000-0x6)={0x0, 0xfffffffffffffffa}, &(0x7f000024b000-0x4)=0x6) pipe(&(0x7f0000eb3000)={0x0, 0x0}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000bfb000-0xc)=@sack_info={r1, 0xffffffff, 0x200}, &(0x7f00007cc000-0x4)=0xc) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00004df000)=@sack_info={r1, 0x5, 0x7}, &(0x7f0000c67000-0x4)=0xc) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r3, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r3, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) [ 344.917202] sctp: [Deprecated]: syz-executor2 (pid 8512) Use of struct sctp_assoc_value in delayed_ack socket option. [ 344.917202] Use struct sctp_sack_info instead 2017/12/16 07:45:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[], 0x0, 0xfffffffffffffffc) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:36 executing program 4 (fault-call:8 fault-nth:0): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) [ 344.959740] syz4: port 1(syz4.0) entered blocking state 2017/12/16 07:45:36 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6(0xa, 0x6, 0x3, &(0x7f0000eac000)={0x0, 0x0}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000ead000-0x4)=0x0, &(0x7f00002df000)=0x4) 2017/12/16 07:45:36 executing program 0: mmap(&(0x7f0000000000/0xe9f000)=nil, 0xe9f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$sock_int(r0, 0x1, 0x24, &(0x7f0000f61000)=0x0, &(0x7f00004ff000-0x2)=0x4) r1 = socket$inet_dccp(0x2, 0x6, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCADDDLCI(r1, 0x8980, &(0x7f000048e000)={@common="69706464703000000000000000000000", 0x6}) r2 = socket$alg(0x26, 0x5, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00007c4000-0x8)={0x0, 0x0}) bind$alg(r2, &(0x7f0000c00000-0x58)={0x26, "726e670000000000000000000000", 0x0, 0x0, "6a6974746572656e74726f70795f726e670000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) bind$alg(r2, &(0x7f00003f2000-0x58)={0x26, "736b636970686572000000000000", 0x0, 0xf, "6563622873657270656e742900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00000c2000-0x52)="07ffffff8008080151ffe5000400000000ec1b0002ffeeefd6e8f201007d101348992860ef49023a5eecd7c771a59679f3de6cf570e58cead35119271dee704817da947116b48774b14ec4f1ee14b54461be", 0x52) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000365000-0xc)={0x0, 0x80000, r1}) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000e02000-0x4)=0x2, 0x4) ioctl$DRM_IOCTL_GET_CAP(0xffffffffffffffff, 0xc010640c, &(0x7f000055f000)={0x8, 0x1000}) r4 = accept(r0, &(0x7f000082c000)=@un=@file={0x0, "0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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&(0x7f0000c95000)=0x1002) bind$unix(r4, &(0x7f0000d8f000-0x8)=@abs={0x1, 0x0, 0x2}, 0x8) connect$ax25(r4, &(0x7f00004a3000)={0x3, {"7186c1f29fa67a"}, 0x875}, 0x10) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f00001fd000)={0x0, @in6={{0xa, 0x0, 0x1, @loopback={0x0, 0x1}, 0xcc2}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x9a2, 0x7ff, 0x7fff, 0xcbc, 0x10}, &(0x7f000087e000-0x4)=0xa0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x18, &(0x7f0000ad7000-0x6)={r5, 0x20}, &(0x7f00006f2000-0x4)=0x6) ioctl$sock_inet_SIOCDELRT(r3, 0x890c, &(0x7f00008ed000-0x78)={0xfff, {0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x2, 0x7, 0xcb12, 0x10000, &(0x7f00000aa000)=@generic="280eacf290aaedfba298d3463b787757", 0x0, 0x49dc, 0x1}) readv(r1, &(0x7f0000d89000)=[], 0x0) epoll_wait(0xffffffffffffffff, &(0x7f00004d6000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x5, 0x4) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00009ec000+0xb6b)="4a3a9d3486978057eee683ac0873cd0a400000000000000001afb7c79c000000000000007f7604005702000000000000b04808c405023d6065012340ec13bdb9d3aebbe3618ac6c0b3e1ba04000000418603b0ced7db2b7ae9b708007f00000000000000738e11a041a611a6d973069c1c009944e6b573c19a20", 0x7a) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00001eb000-0x8)={0x0, 0x0}) setsockopt$nfc_llcp_NFC_LLCP_RW(0xffffffffffffffff, 0x118, 0x0, &(0x7f00002c5000-0x4)=0x13d, 0x4) ioctl$sock_netrom_TIOCINQ(r4, 0x541b, &(0x7f00001d2000)=0x0) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f00000a0000-0x4)={r6}) getsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000895000)=0x0, &(0x7f0000563000-0x4)=0x4) setsockopt$inet_dccp_buf(r4, 0x21, 0xe, &(0x7f00008c0000-0xeb)="9b0a950675169468448e71cc9bcf2a0bd0acaad5037dd171743cce66fe33aedce87f646fe316ac18ed6c8c93f20cc7efee17e5ce442fc62594a583200297ea08768e201e8f4f6a3bed47d6a236a16a1d80266e7aceae2f5e33023267e41299ef789d01b701661b2fc8a48fd6a2ef1614b711938a4f5e717e2b04ed73f2c9c6000000000000003f9e371c6897aaafe792a6d677deaf5b18824446b392e48c515221ce77226cc34e4d721cb03561cdeac44bf7e9d54396a38a12cbca0c04246dc99ed43973d752c402869a8d070d93e77a2f0d7d797ae08c2f0d6ea3b78a45cd0a0c942311897a0c9b2b2593", 0xeb) setsockopt(r1, 0x800000010d, 0x6, &(0x7f0000d15000-0x4)="02ca29ff", 0x4) 2017/12/16 07:45:36 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r0, &(0x7f000067c000-0x10)={0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000be7000-0x58)=@alg={0x0, "0000000000000000000000000000", 0x0, 0x0, "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, &(0x7f0000a11000)=0x58) getpeername$llc(r0, &(0x7f00004d3000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random="000000000000", [0x0, 0x0]}, &(0x7f0000694000)=0x10) r1 = socket$alg(0x26, 0x5, 0x0) getpeername(r1, &(0x7f0000d66000-0x10)=@ax25={0x0, {"00000000000000"}, 0x0}, &(0x7f0000545000)=0x10) bind$alg(r1, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r2, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 344.959772] syz4: port 1(syz4.0) entered disabled state 2017/12/16 07:45:36 executing program 4 (fault-call:8 fault-nth:1): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) [ 344.998772] syz4: port 1(syz4.0) entered blocking state [ 344.998808] syz4: port 1(syz4.0) entered disabled state [ 345.113345] FAULT_INJECTION: forcing a failure. [ 345.113345] name failslab, interval 1, probability 0, space 0, times 0 [ 345.113359] CPU: 0 PID: 8545 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 345.113368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.113374] Call Trace: [ 345.113392] dump_stack+0x194/0x257 [ 345.113413] ? arch_local_irq_restore+0x53/0x53 [ 345.113447] should_fail+0x8c0/0xa40 [ 345.113468] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.113485] ? do_raw_spin_trylock+0x190/0x190 [ 345.113497] ? debug_mutex_wake_waiter+0x670/0x670 [ 345.113518] ? find_held_lock+0x39/0x1d0 [ 345.113552] ? __lock_is_held+0xbc/0x140 [ 345.113589] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 345.113606] ? rcu_note_context_switch+0x710/0x710 [ 345.113634] should_failslab+0xec/0x120 [ 345.113649] kmem_cache_alloc_trace+0x4b/0x750 [ 345.113683] br_add_if+0x400/0x19a0 [ 345.113700] ? selinux_capable+0x36/0x40 [ 345.113720] ? br_features_recompute+0x250/0x250 [ 345.113735] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.113746] ? ns_capable_common+0xcf/0x160 [ 345.113766] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.113777] add_del_if+0xfa/0x140 [ 345.113794] br_dev_ioctl+0xa2/0xc0 [ 345.113812] dev_ifsioc+0x333/0x9b0 [ 345.113827] ? dev_ifname+0x180/0x180 [ 345.113858] dev_ioctl+0x2c2/0xf90 [ 345.113868] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.113879] ? release_sock+0x1d4/0x2a0 [ 345.113891] ? trace_hardirqs_on+0xd/0x10 [ 345.113907] ? dev_load+0x1b0/0x1b0 [ 345.113921] ? _raw_spin_unlock_bh+0x30/0x40 [ 345.113934] ? release_sock+0x1d4/0x2a0 [ 345.113951] ? __release_sock+0x360/0x360 [ 345.113960] ? lock_sock_nested+0x91/0x110 [ 345.113971] ? trace_hardirqs_on+0xd/0x10 [ 345.113983] ? __local_bh_enable_ip+0x121/0x230 [ 345.114007] ? sctp_shutdown+0x2d0/0x2d0 [ 345.114019] ? sctp_ioctl+0x101/0x190 [ 345.114044] sock_do_ioctl+0x94/0xb0 [ 345.114056] ? sock_do_ioctl+0x94/0xb0 [ 345.114074] sock_ioctl+0x2c2/0x440 [ 345.114091] ? dlci_ioctl_set+0x40/0x40 [ 345.114103] do_vfs_ioctl+0x1b1/0x1530 [ 345.114114] ? _cond_resched+0x1d/0x30 [ 345.114136] ? ioctl_preallocate+0x2b0/0x2b0 [ 345.114153] ? selinux_capable+0x40/0x40 [ 345.114169] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.114184] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 345.114225] ? security_file_ioctl+0x89/0xb0 [ 345.114246] SyS_ioctl+0x8f/0xc0 [ 345.114269] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 345.114279] RIP: 0033:0x452a39 [ 345.114286] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 345.114298] RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39 [ 345.114306] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 345.114314] RBP: 0000000000000329 R08: 0000000000000000 R09: 0000000000000000 [ 345.114321] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f2c78 [ 345.114328] R13: 0000000000000016 R14: 0000000000758080 R15: ffffffffffffffff [ 345.195296] FAULT_INJECTION: forcing a failure. [ 345.195296] name failslab, interval 1, probability 0, space 0, times 0 [ 345.195311] CPU: 1 PID: 8573 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 345.195319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.195325] Call Trace: [ 345.195342] dump_stack+0x194/0x257 [ 345.195360] ? arch_local_irq_restore+0x53/0x53 [ 345.195372] ? is_bpf_text_address+0xa4/0x120 [ 345.195387] ? kernel_text_address+0x102/0x140 [ 345.195413] should_fail+0x8c0/0xa40 [ 345.195431] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.195453] ? br_add_if+0x532/0x19a0 [ 345.195474] ? find_held_lock+0x39/0x1d0 [ 345.195510] ? __lock_is_held+0xbc/0x140 [ 345.195546] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 345.195564] ? rcu_note_context_switch+0x710/0x710 [ 345.195592] should_failslab+0xec/0x120 [ 345.195607] kmem_cache_alloc_trace+0x4b/0x750 [ 345.195618] ? br_add_if+0x532/0x19a0 [ 345.195630] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.195643] ? trace_hardirqs_on+0xd/0x10 [ 345.195663] br_add_if+0x594/0x19a0 [ 345.195696] ? br_features_recompute+0x250/0x250 [ 345.195714] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.195724] ? ns_capable_common+0xcf/0x160 [ 345.195745] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.195754] add_del_if+0xfa/0x140 [ 345.195770] br_dev_ioctl+0xa2/0xc0 [ 345.195787] dev_ifsioc+0x333/0x9b0 [ 345.195806] ? dev_ifname+0x180/0x180 [ 345.195834] dev_ioctl+0x2c2/0xf90 [ 345.195842] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.195852] ? release_sock+0x1d4/0x2a0 [ 345.195860] ? trace_hardirqs_on+0xd/0x10 [ 345.195871] ? dev_load+0x1b0/0x1b0 [ 345.195880] ? _raw_spin_unlock_bh+0x30/0x40 [ 345.195889] ? release_sock+0x1d4/0x2a0 [ 345.195899] ? __release_sock+0x360/0x360 [ 345.195906] ? lock_sock_nested+0x91/0x110 [ 345.195913] ? trace_hardirqs_on+0xd/0x10 [ 345.195923] ? __local_bh_enable_ip+0x121/0x230 [ 345.195937] ? sctp_shutdown+0x2d0/0x2d0 [ 345.195945] ? sctp_ioctl+0x101/0x190 [ 345.195961] sock_do_ioctl+0x94/0xb0 [ 345.195969] ? sock_do_ioctl+0x94/0xb0 [ 345.195982] sock_ioctl+0x2c2/0x440 [ 345.195994] ? dlci_ioctl_set+0x40/0x40 [ 345.196003] do_vfs_ioctl+0x1b1/0x1530 [ 345.196013] ? _cond_resched+0x14/0x30 [ 345.196035] ? ioctl_preallocate+0x2b0/0x2b0 [ 345.196048] ? selinux_capable+0x40/0x40 [ 345.196060] ? __sb_end_write+0x9e/0xd0 [ 345.196073] ? fput+0xd2/0x140 [ 345.196091] ? security_file_ioctl+0x89/0xb0 [ 345.196106] SyS_ioctl+0x8f/0xc0 [ 345.196121] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 345.196127] RIP: 0033:0x452a39 [ 345.196132] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 345.196142] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 345.196147] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 2017/12/16 07:45:37 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r1 = accept4(r0, &(0x7f0000e77000)=@ethernet={0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000b70000-0x4)=0x10, 0x80000) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f000059b000)={0x0, 0x40, 0x3, 0x401}, &(0x7f00009fa000)=0x10) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000020000)={r2, @in={{0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f000075d000-0x4)=0x0) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:37 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_proto_private(r0, 0x89e8, &(0x7f0000aed000-0x27)="f94555fc2618dcc81b08e50130945049c09254a168040b33cb9ff9703ab5f70a36b98fe807cfdf") syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f00009be000)=0x8, 0x4) 2017/12/16 07:45:37 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) bind$inet(r0, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) pwritev(r1, &(0x7f0000f40000)=[{&(0x7f00003ab000-0x19)="7efb8744365827b2fe2c447cd991571cf33c6430e0927150d7", 0x19}, {&(0x7f0000927000-0x1e)="35990a13f964d2db9e4443a92137febcdc153b0095ff9f85f6500fa40028", 0x1e}], 0x2, 0x0) recvmsg(r0, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r0, 0x0) 2017/12/16 07:45:37 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) r2 = socket(0x1b, 0x2, 0x1) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000efd000)=0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x1}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f00005c1000)=0x6, 0x4) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:37 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_sctp(0x2, 0x3, 0x84) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000012000-0x4)=0x6, 0x4) setsockopt$inet_int(r0, 0x0, 0xb, &(0x7f0000d54000)=0x4000080000937b, 0x4) r1 = socket(0x10, 0x2, 0x10) write(r1, &(0x7f0000c3b000)="240000001d0001000000000000fffc0014ff00fa1000070006000100f7729256ffffffffffff9bfc", 0x28) r2 = socket$inet6(0xa, 0x0, 0xff) connect$inet6(r2, &(0x7f00006da000-0x1c)={0xa, 0x1, 0x2, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x4}, 0x1c) getsockopt$bt_BT_DEFER_SETUP(r1, 0x112, 0x7, &(0x7f00008b2000)=0x1, &(0x7f00009bb000)=0x4) ioctl$sock_netrom_TIOCOUTQ(r1, 0x5411, &(0x7f00007c6000-0x4)=0x0) r3 = socket(0xe, 0x5, 0xfffffffffffffff8) sendto$unix(r3, &(0x7f0000886000-0x28)="e39051940d692ce1f44c0900001d26705fb30a0002b3724c7d655f885c5ba7d8c342a601d9119677", 0x28, 0xfffffffffffffffe, &(0x7f0000285000)=@file={0x0, "0000007f0022ff02200c000000bcbb5b340100000000"}, 0x18) setsockopt$inet6_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f0000a0c000)={{{{0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x1, 0x8000, @loopback={0x0, 0x1}, 0x1}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x4fe5, 0x3, 0x7ff, "83c29397742a76951d7dce7ec2c291510292e8a15e6dd78e9fd2e40873c49634d0eb3eb31ef337bb75d86c977c07fc552a738ac1ea7bd0599622ac0d2740af12b7559ff2f43b22f559276427541df7ed"}, 0x160) r4 = socket$inet_dccp(0x2, 0x6, 0x0) socket$netlink(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000524000)={0x0, 0x0}) ioctl$DRM_IOCTL_UNLOCK(r4, 0x4008642b, &(0x7f00003e4000)={r5, 0x1}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r3, 0x84, 0x6b, &(0x7f0000671000)=[@in6={0xa, 0x2, 0x400, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x7ff}, @in={0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x2) setsockopt$inet_int(r4, 0x0, 0x2d, &(0x7f0000842000-0x4)=0x1000, 0x4) getsockopt$inet6_tcp_buf(r3, 0x6, 0x1d, &(0x7f0000594000-0x3b)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000e34000)=0x3b) r6 = getpid() getpeername$netlink(r3, &(0x7f000088f000)={0x0, 0x0, 0x0, 0x0}, &(0x7f00000fc000)=0xc) ioctl$sock_SIOCSPGRP(r1, 0x8902, &(0x7f0000e1c000)=r6) mmap(&(0x7f0000000000/0xf9d000)=nil, 0xf9d000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = socket$inet6(0xa, 0x1, 0xfffffffffffffffc) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000467000)={0x0, 0x407ff, 0xfffffffffffffffe}, &(0x7f0000a07000-0x4)=0xc) socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000f9d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f9e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCOUTQ(r7, 0x5411, &(0x7f0000ca3000-0x4)=0x0) 2017/12/16 07:45:37 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f00007ed000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_GET_CAP(r0, 0xc010640c, &(0x7f0000869000)={0x100008, 0x6a}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00002c3000)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000cea000)=0x14) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000001000-0x10)={r2, 0x3ff7d, 0x4, 0x4}, &(0x7f00008a2000-0x4)=0x10) r4 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r4, 0x6, 0x13, &(0x7f0000d06000)=0x1, 0x4) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f00007f8000)={0xfffffffffffffffd, {0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x105, 0x8001, 0x8f, 0xffff, 0x4, &(0x7f0000660000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x7, 0x4000000000000000, 0x7ffffffd}) setsockopt$inet_tcp_int(r4, 0x6, 0x14, &(0x7f0000b96000)=0x5, 0x4) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockname$inet6(r5, &(0x7f0000744000)={0x0, 0x0, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f00009d8000-0x4)=0x1c) setsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f0000b3f000)=0x5, 0x4) bind$inet(r4, &(0x7f00001da000-0x10)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r4, &(0x7f0000301000-0x1)="e2", 0x1, 0x20000000, &(0x7f000033f000)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_str(r1, 0x1, 0x19, &(0x7f0000eb5000)="5a00", 0x2) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000c2c000)={0x2, [0x2, 0xbca]}, 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000a73000)={0x7fff, 0x538, 0x6d0, 0x7fffffff, 0x100000000}, 0x14) setsockopt$inet6_int(r1, 0x29, 0x94, &(0x7f000019a000-0x4)=0x73ea, 0x4) sendto$inet(r4, &(0x7f00004b0000-0xa6)="50d844de52a3027a79035d579f2f961c3b4b95da97b7917bd3733cc15f92db9279000000000000ffffc4729da484c2bafaf78b873b2e4ff189c1d881ea0c5b885c3ba3d9c89e51630041fc47a52238f8d7ed9ae8eddc5da8e46f989a7eb7ad8e8a4559787290923d84d2141b60d3d1c1f5986d5e4069106c7b4e1ca38f71a6001c66c9c9815b1c8205921af9ecb7349368432b798b57d3fd1d087f16c78b49a5c2000c2e96e4", 0xa6, 0x20008802, &(0x7f00006cc000-0x10)={0x2, 0x1, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(r0, &(0x7f0000627000-0x647)="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", 0x647, 0x20040000, &(0x7f00001a3000)=@sco={0x1f, {0x4, 0x4, 0x7, 0x6, 0xff, 0x46}}, 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000613000-0x14)={0x9, 0x404, 0x2010000, 0x400, 0x2}, 0x14) sendto$inet(r0, &(0x7f000028b000-0xea)="cf0c7ea0850000000000000000c9bd409a7d9d9702504c64449f3fa1113bd9412b1ecae8591dd235b27e7bf9f2faf8303e2c60a3675dfdb9f0b95ae7688f90bfc63af6d61d0366208a463396a43ea8368b50eb200a6aa08dcffdb7fcc844edb8bb40ede2ab36fc00926d9176748429d4fe282d1fb30797539c8b2660131f4af197eb940af23e0d0665244eed220f105c0ea05981747408906be2f9a371aae2f3e78405262c69ee2086e5cc1d1fd5d880581276fb6a1e3754b22ec392b1e1ecc7fa56d306ea79eefb6ef2739f6bf532bdf27e344981572baf8023eea9cf8fd26c0be9c9a373476a620087", 0xea, 0x24000001, &(0x7f0000a41000)={0x2, 0x2, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_int(r4, 0x6, 0x10, &(0x7f0000d41000)=0x40400000000003, 0x4) setsockopt$inet6_buf(r1, 0x29, 0xfe, &(0x7f0000ef3000)="b66f8097d628c57e3955c1cf4e819708a39129ebe51296537ea8ca1af1514b04faffffffffffffff346b8b89457878266fd5456d25ec0cfbe38fef3eb85f7fa795193b86782bc885c911d9c5ee11ca92b93865a2282b8b9a5a02cd73af5f2a85536f457afb1fed52374c54a635afa81cfcccc990be865901ff042b00164882d2c1a4deafcc337b6bc757", 0x8a) sendmmsg(r4, &(0x7f0000c2f000)=[{{&(0x7f0000309000)=@nfc={0x27, 0x1, 0x67, 0x3}, 0x10, &(0x7f0000b10000-0x90)=[{&(0x7f0000cc5000-0x1000)="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0x1000}, {&(0x7f000060d000-0x62)="8c2c12f20adf7c4956dc1eb24f79aabadf362efca9cf7d957b107d1043d53e1f8252901760dfbdfb0805492269903815b1b261238ed815f3d8027b55b191713b9f77b0a7b4129464906277437499113e7839c6ee2f970fddd3ec38d3b0eaca3aed41", 0x62}, {&(0x7f0000966000)="f1b985465a804eb8c66449b0906fd08784aa94b01c3e474c4186a133541807409c8cf8b579e759db11c6b01c908e52695e88190f7ab23c21125a9e", 0x3b}, 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0x1000}, {&(0x7f000082a000-0xd6)="3532ebd34dc26d374eef5f17b22afc4fa85f0b1529716b9fefb9a80ebf4fdae3f7ce7f44bd6b704535a0f0e98098b9dd21251c86fbeed3af6d787311c8be1eacac60b586428feab5e7a0ee3245b2d39dcddee537890b87539b6cd973e1b8f442f80e91ab42b4823a2e15ad103d3092777eb1f905c26359745e20dcf4735413597e877d09c838ca363d02e28107ab18877503b33e319de0370be0ced553857714e042ef838958bf601ea439160f5dd4f2a650c407a1e6bc6d0848270e5d6c6bf42e89ef6dacee80f343966af00d49b70d0f3fb5eef0dc", 0xd6}, {&(0x7f0000420000)="0f8dced6e0425834a54a623119bfd08649a1f6303a5e9c42b1f1a0f760fc4016206986845dbcfae73f06d8cc37a8518143d928b74a1b445468b64caa4243d8cfb83d78d6f9b66148f51e967addd44a2587fbdf9ce8927488d7054e0324aaf5122df7b1f552832d9b080e30c64d6e920da1436c8b5071b0eb1868205fbd8f12794494a73881828b2f7f84615e5683d67bae57400f581bb0ebf98c63e7765335cd96dfe29d682afb5827394684b8453e4e79681b7b382f9b5d91ba5afb9f9edef698a09fca8c4e69a5a26488a36460680dca9e40a7cdd6c3b9dd7c082f42", 0xdd}, {&(0x7f0000a63000)="3153f682b3887ee560f23f09141467f75d692ec077157aa13246d656b285e9a0", 0x20}, {&(0x7f0000c1e000-0xf)="8cdf95f995f95058b418a88bacafc5", 0xf}, {&(0x7f0000d29000-0xe1)="c5ea4a508fee6247777dac3173e0ad7f88221037dac436c88209f7cba27dcbd3d0c0f1b8fcaf3a2ab2ee0e5f7406b321630d97f444b756e3685588d2f51345655246a23873568b258122c2694462ed7ae7511c01926358868769cbbf2552b0d62c1cf1bfaa3a9e19a1bd3b45fdae86a06f4e1ca6c4a340e44f988c98b4a0ea235018ff9295cb883a38ddd7606d566ad29988663db5664fbc04c284b1f747fae8b4fd2c56060d9815c8dceeb6deec7b70419c8dd123a86c3d6da87285f2b02ab7230f3dd34ac5bee038b65e82066d5fb73644ef86fea9eb97af04ef8775ebd86abe", 0xe1}], 0x9, &(0x7f0000da3000-0x1f8)=[{0x60, 0x109, 0x5, "b8d8b931023f32f7a04dbd7c7531a0d91f2d079d209f8cf2b4f19c6cde61ff6a236060edc354eec741b3d25a9d1a88d0491e9547302bf70cf9657791febe16672ae2c64666483af1a4"}, {0xe8, 0x111, 0x3ff, "852dc3abadbc783f76767e11162881144cbb5fe0bf041b3602e4dbe3913322fbe9dde34464b2fe2b2b7c0dd56e730384625664bc028fadb4fb30e2b226ec5e021b16de06fad58dd33765012563241a91aa2422ca52603773a46df7437d786aad17450f87f020b90577c136228f3af8497a24653a8dd9cf470dda2dd0ae0715b850a5beef34a1057712880ea7e6b981a205ce385366497b93d1472e8a7abd1cdd8c88ffda0048afaf325c2204516a78f084f68a0b8d095bfaa83f760e28af715ad0cccc816045ef2105199500422cf8a6dd"}, {0xb0, 0x11d, 0x401, "b8801e164b707aca32c7bb8f5a91e45d858da49959b8840fdf18c344956d1ab0cb7e035a35497d839349e69c0d5b7a081d8e7e35f232bec1dc79203c61c861a616e45cc4390c1133e5c8b68b07eb1b6cf858c46ce7db0f0630cafffc3cff8e6a233daf1444731c779661d55e3d79a76aa4b5e5846c66d9efe9d23889aba35dd67ba6b62c47e53497c224ee8bbf14450fdcc3339faeda47157269dca4"}], 0x3, 0x4}, 0x4}], 0x1, 0x1) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000672000-0x6)={r3, 0x80020001}, 0x6) poll(&(0x7f00007af000)=[{r1, 0x100, 0x0}, {r4, 0x400, 0x0}, {r0, 0x4000, 0x0}, {r0, 0x4, 0x0}], 0x4, 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000e71000-0x14)={0xffff7fffffffffff, 0x20000000012c6, 0x10001, 0x3f6, 0x104}, 0x14) recvfrom$inet6(r4, &(0x7f0000c68000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x93, 0x1e, &(0x7f0000183000)={0xa, 0x2, 0xf9, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x8}, 0x1c) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f00000b3000)={0x0, 0xcd, "c5f365159ad94df922287ec7a5a4b225c5eb11dc7ef6a4f5d194aa4f8bb7f14fb141108be3001efe504142e6c74771ebcfdc7e9e32a7a6686cf889e56951f58ab971ae0db8a4054b6752954e70d1364a400ef8126db10d8a8ace6bd069743a1fa1e069f0ad4b568837582fff89d0f888baf99abc4fd4c2077a9a69e53d794c8c0a3f3251a52770bfbfeb70368eb55b4df215558db68b77617b5e07f5d70b46ffb7a81fc30701445b4935721e3c99ffba4d2b3cfb9b01fa71e33116482feb773769cbba36b9efcdb8703a15b121"}, &(0x7f0000744000-0x4)=0xd5) sendto$inet(r4, &(0x7f00002b7000)="a264", 0x2, 0x4000001, 0x0, 0x0) 2017/12/16 07:45:37 executing program 4 (fault-call:8 fault-nth:2): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) [ 345.196152] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 345.196158] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 345.196163] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 2017/12/16 07:45:37 executing program 4 (fault-call:8 fault-nth:3): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) 2017/12/16 07:45:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket(0x4, 0x3, 0x40000) setsockopt$netlink_NETLINK_RX_RING(r1, 0x10e, 0x6, &(0x7f0000acd000)={0x7fffffff, 0x7, 0x7, 0x5}, 0x10) 2017/12/16 07:45:37 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f00007a6000-0x10)={0x6d3, 0x9, 0xff, 0x2, 0x0}, &(0x7f0000000000)=0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000001000-0xc)=@sack_info={r1, 0x40, 0x1ff}, &(0x7f0000005000-0x4)=0xc) mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) 2017/12/16 07:45:37 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) r1 = socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$bt_BT_FLUSHABLE(r1, 0x112, 0x8, &(0x7f0000ea6000)=0xfffffffffffffff7, &(0x7f0000406000-0x8)=0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) r2 = socket$inet_icmp(0x2, 0x2, 0x1) bind$inet(r2, &(0x7f0000cb6000-0x10)={0x2, 0x2, @rand_addr=0x100, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) [ 345.822459] netlink: 'syz-executor7': attribute type 1 has an invalid length. [ 345.826685] FAULT_INJECTION: forcing a failure. [ 345.826685] name failslab, interval 1, probability 0, space 0, times 0 2017/12/16 07:45:37 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000002000-0x60)=@nfc_llcp={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x0}, &(0x7f0000000000)=0x60) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000001000-0x4)=0x8, 0x4) pipe(&(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000002000-0x14)={0x0, 0xf7fe, 0x3e3, 0x5, 0x334e, 0x3ff}, &(0x7f0000002000)=0x14) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000001000-0xc)={r3, 0x0, 0x30}, &(0x7f0000002000)=0xc) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockname$ax25(r2, &(0x7f0000001000-0x10)={0x0, {"00000000000000"}, 0x0}, &(0x7f0000db0000-0x4)=0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) r5 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000036000-0x4)=0x0, 0x4) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000396000-0x18)={r5, &(0x7f000065c000-0x65)="3c96dc8abc876ac8d32fd36c92991bf80df5b8cd789082ae23ba7797e068bdc4c100a2e06dd0f92ca2172f6b55e4acb40bb263cf1215e975fd74057bbd63abcd0a11e7caa0a4ff5c0ccb35a4d19e0c9027c37ba36500e5691307d6441097e3c4110ed55699", &(0x7f0000bd9000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x18) bind$alg(r4, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000158000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(0xffffffffffffffff, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:37 executing program 0: mmap(&(0x7f0000000000/0xdf4000)=nil, 0xdf4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000df4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4, 0x5) accept$inet(r0, &(0x7f0000b23000)={0x0, 0x0, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000df5000-0x4)=0x10) mmap(&(0x7f0000df4000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) r2 = accept(r1, &(0x7f0000904000-0x9)=@rc={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f0000df4000)=0x9) accept$inet(r2, &(0x7f000044f000-0xd)={0x0, 0x0, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00005f5000)=0x10) mmap(&(0x7f0000df5000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x1986, &(0x7f0000df6000-0x1986)={@remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [], {{0x800000800, @ipv6={0x0, 0x6, "5f167e", 0x1950, 0x62, 0x200, @loopback={0x0, 0x1}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {[@routing={0x88, 0xc, 0x2, 0x5721, 0x8, [@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @loopback={0x0, 0x1}, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, @fragment={0x0, 0x4, 0x0, 0x7f, 0x9, 0x81, 0x2}, @fragment={0x5e, 0x0, 0x0, 0xfffffffffffffffa, 0x1f, 0x1, 0x0}], @icmpv6=@dest_unreach={0x1, 0x1, 0x0, 0x5, [0x0, 0x0, 0x0], {0x100, 0x6, "f7d5c4", 0x2, 0x84, 0x6, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, [@hopopts={0x0, 0x60, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0x0, 0x59, "a0995b774c68b5345ea8699ae504825f4f68ba969f4aca1607f5959f0d2b0728aea603b4fb0adc39b95ad02349f9057d8bfce6e666de886e2643e06ae059443afd362fb90a0aecd3c802432ded9b0e9c3b13eb99106c1468c0"}, {0xcd, 0xd7, "8364d7a09d52147a7ce21abddff5347f3a75a13b257d7661cccf5d8e101d217f39038d8933b4ba9c216704785323ad0609b53c51cf7febc5ab544301a853a9af70a6321b87c8d337e15aa69ab5a8533f657ec0c4f2a0e642cdf3e29e84facb633c8dbf19a1e81993b94b13217452877fc76879b99ce1834a6cc4825a52fa3b21f965f8ee69b7f6f6bcb9fb982c7b40612e70057115bca0097b4f2aad533fb6d38daea6e3a71e73f4d2146352c6f68d8d48c45939b554a86bde2990888ef78f8540f4910d8f11669091bad5ba64fafc4668697b61dcb27f"}, {0x0, 0xcd, "1a4494e0e1320f6d8fff402389efcce8be21e8bee48f3329c987015c16d50d2d9561e94645861e2e1cef044003f668ef1efe4b2ecd5dfe7546169708df6fdd9c7856aa0e35235c549a4897bb7bb4da6f5973b20ca63c9bf89b50422f3517623d1b9a547c3e10facff2d0b907323c6ddb7645ebe4a4c95a62727fe94d2ddfc78221c4ec739f7cfc674c1ad8fa5486d3ff7d71d2d8652483e5a571f86645ca9d6d7f6713a393b848aea2272eebb6a6fb306d887603e81f7bdb35b5c500832f51b67c22cae48c8cf18fa2cf14e29d"}, {0x5, 0x1, "37"}, {0xc2, 0x91, "12efd787ce1d11429f44bbccaef00ccf0b84f82b59199e27d859f8f0ec30559e00cb76ccea7b41685837267f3d3e2d1352e7394c771932b2978598fd26394e806bf2fa2208916022425eba443531f7e85e282f6af7fbda8f8ce5caa3dde4d1e84424e499e010217018cca54ee3c868daae0070672c2868e31a035290f59b01e4c2c18b77255b0d1ea956aae1c5b14687cc"}, {0x0, 0x23, "b270d956ad3f154f7c0f38b3f77629ac8d902d451d6f487b6af8b486f96630479da677"}, {0xc2, 0x40, "b822e4c27ca5cab215e41c9ff00cdbf3adb7995f0d19ce4942f0902d6e1d59cf0a182e8dedd93ffaa8a4841738e7a91b3b03a408eda65b29ca065ecf622f624c"}]}, @hopopts={0x7f, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], []}, @dstopts={0xb7, 0x291, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0xc2, 0xd2, "e13f869527c3823527a9a8b08fce64f0db73f121147af155e51ebe56f7c23385e5136de4989954ef43af42cff2f1b59ba2c686f14d5826accd1df69edee6cd376be32618cfec03088f6aad3c06930d94878468871c6a0a976ef261f9aab47654b5cb856b14120eb85e29448d2ef1a4c87ef68327afe334c3040991e303e41566f244cb4092148f71f8db100fcec0685a6b5048d1c29df3c6347e99fe3cf3fb6d919cac8f7973ebcc46f0b00f4b8fd9d60ee415fc2264794a4495536a7c7ef759a4216e57ceab974877eb4907db8f42313087"}, {0x7, 0xac, "2d549ffde9e8942015add51fea70fbdcb1047dad828d561a8622abebcb4b4201ac5eb49cff08836668a97f71d80306cb99f3780b497193c85b704ebfeea8ca563b7ed64cd0de7a850beb0be17997176310d1c054731bf74562d79b8f90ae7d25e1e1d25112e3d58f0a7ed82a8829302c73e35e30e57666b4eb48ad826ad49c9bf4145e76313532ec2632af5dc17f0c573bed0df32c70769ef1961e23bd9193504ce6717c2cc67a69befb318d"}, {0x5, 0x83, "dd25eda6c614862afbd64ac068e039383e39b86435fadd2d9b667ad8981cc2bde3d6d30c8e02b47934c756b335209fb17fb2bc023ff1fe194fb259154b295715f6f4a45366c3cbc501b071488fffb8ad5a61ed65e4a160b43924bffca963d7b0e15fbdcca33d036407df43571bfd31347cf4866123c923410f722b426480995f7bae4d"}, {0x0, 0x11, "c80fe2be47aa126b578b62129d61dfec5c"}, {0xc2, 0x96, "05d9bdb8b980b49090f8b27fc07e4bd4655c60c2526e2cddfa5ff2dedf7231c502db23c5ab10fee60958ed9e9fc0d9bcd75d680738962ace42a92e57d1c39dbd0e05ff9922c89923d0713c71613d5aab63eaefa3fc84040402bc56e68393fb29406f1d7b160b858223db61e75ad78b0823526aab5c598aed2d5517fedfda2b161d40cc4bcd40e89d82f998a6fee9caf9166d71592a89"}, {0xe2b277c8f341b98e, 0x80, "b5dd79adcea2237b3bf8c218aefd83765e1fdd0c5af90c5b969732045dda90216a24a00e866ec3bc58b62c7223522cebf37a426113a3dccc4f684fcd7cd8f3ac8a48cc0c7cc455ca944538c545a689bc70d7b8eb15de7307f23aebe56bbd605859a990b2eefb99bc9399fbedc49509f378c54380ed6edecd6755d37a00f38e30"}, {0xff, 0x7b, "49751a18a945a2f38a3e26cec40b5e892d55906fbe0d5fb9389238e50549f03062a9e5e9bceb7485924f99ea8ded7f85a50ed47b9d68889f8132feae1e7fe23405d4209494b0397cc764664d3b2444ad8595e3af0a4c0b8d5a3d36bbee99b81f96a5070c5801f2b2f2f438a1475272b971ffef455f0105f0e1ebf6"}, {0xc9, 0x1000, "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"}, {0x0, 0xda, "b05f92bf578d9679bc4eea739e7f54cc119228f8d07c2560966b06ec5a4636a3a794349a1df5368d2b9e3b3b2f09e15112cf5a88b56ba49c0acbfed476f05b459cfaf00fc4644554de657eef724573d5da509b9614c598a96718d81a17abc11b7f3a6bc357b34fde2a63206c01fffe56fe15afaba9ac11620f4371a70571a77cf3ec2032d71859aeb53da120421a1cd6d350ee5cf6b6a02f3f71d51ca1ed07c25b48d71372313a7c4ef680cbfc8bc05e909cf57546956fdef0b826c46ba51af6eafa5ff4e162c14f077c0ca206c0fd6dcd1b3449a2b3c2d4ad35"}]}, @hopopts={0x0, 0xc, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [{0xcf, 0x61, "c3e01859c5bf5e9556fcdaaa93e327aaff25a8156ea04394dbdd47ab587f62611497dd6a024c12ec6981897d1c10211ba4f32ecf09257ca8262118b72cc181871e81a4cf2a1309ab3a4e0a5aa324c0cbfe919f571516b62672a5bd530fe33a1ac7"}]}, @routing={0x6f, 0x6, 0x0, 0x4, 0x404, [@loopback={0x0, 0x1}, @loopback={0x0, 0x1}, @loopback={0x0, 0x1}]}], "da63aa33556a4ddf807517e3887b5d20ea87de75a687559ed5b814b66b1f757b32a1ba6d31d3e028ff30899751b8f0627223e1bc1b9fdd64d0b978ddeff9e28b359e9364f6ef85a429cf600d2bbb81ddd3250fe0840bb6cd6d"}}}}}}}, 0x0) socketpair$inet(0x2, 0x8, 0x9, &(0x7f0000001000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) socket(0x8000000000000006, 0x7, 0x80008) accept(r3, 0x0, &(0x7f0000d7c000)=0x0) mmap(&(0x7f0000000000/0xff9000)=nil, 0xff9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x3, 0x40, &(0x7f0000f82000)={0x0, 0x0}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r4, 0x84, 0x65, &(0x7f0000118000)=[@in6={0xa, 0x1, 0x3, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x9c8}, @in6={0xa, 0x1, 0x9, @loopback={0x0, 0x1}, 0x3}, @in={0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0xffff, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4}, @in={0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x94) r6 = socket$alg(0x26, 0x5, 0x0) mmap(&(0x7f0000ff9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ff9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f00006f3000)={0x0, 0x0}) connect$inet6(r7, &(0x7f0000f82000)={0xa, 0x2, 0x0, @loopback={0x0, 0x1}, 0x3a21}, 0x1c) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f00006ea000-0xa0)={0x0, @in6={{0xa, 0x2, 0x5, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x7}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xe0e, 0x0, 0x7, 0x8001, 0x4}, &(0x7f000073e000-0x4)=0xa0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00008aa000)={r8, @in={{0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6, 0xfc2, 0x62d3, 0x5, 0x50}, &(0x7f0000e0a000-0x4)=0xa0) bind$alg(r6, &(0x7f0000f79000-0x58)={0x26, "6165616400000000000000000000", 0x0, 0x0, "65636861696e69762863636d2874776f666973682d61736d29290000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$bt_BT_VOICE(r5, 0x112, 0xb, &(0x7f0000236000)=0xe7, 0x2) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r9, 0x84, 0x21, &(0x7f0000fef000-0x4)=0x100000001, 0x4) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r9, 0x84, 0x12, &(0x7f0000bf5000)=0xb, 0x4) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r9, 0x84, 0x21, &(0x7f0000f2a000)=0x0, &(0x7f0000e4b000-0x4)=0x4) bind$inet6(r9, &(0x7f0000ff1000)={0xa, 0x3, 0xa, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6}, 0x1c) 2017/12/16 07:45:37 executing program 4 (fault-call:8 fault-nth:4): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) 2017/12/16 07:45:37 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000776000)=[{0x3, 0xb2}, {0x2, 0xef3}, {0x6, 0x63}, {0x0, 0xfff}, {0xb, 0x20}], 0x5) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000e3f000-0x8)={0x1, [0x0]}, &(0x7f000059f000)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000bc8000-0x20)={0x0, 0x10000, 0x2, 0x80, 0x1000, 0xb89, 0x3, 0x1, r2}, &(0x7f0000440000-0x4)=0x20) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f00002be000)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000d0b000-0x8)={0x0, 0x0}) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000733000)={r3, 0x7, 0x43, "4c35d4585905acfb09f9324ec50df525704fb4ec946e4e2dab7aebeea57b38d3164ce20a6d5ef4739b74db00477876c52aaac69b62193749dc8c6746007c4aa1dbe52d"}, 0x4b) bind$inet(r1, &(0x7f0000de0000-0x10)={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$SO_PEERCRED(r4, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r1, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) accept$ipx(r0, &(0x7f0000992000)={0x0, 0x0, 0x0, "000000000000", 0x0, 0x0}, &(0x7f000019c000)=0x10) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000d7a000-0x8)={0x0, 0x0}) socket(0x1, 0xa, 0x7) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=0x0, &(0x7f00005d3000)=0x4) shutdown(r4, 0x21) recvmsg$kcm(r0, &(0x7f000086a000)={&(0x7f0000627000-0x9)=@rc={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0}, 0x9, &(0x7f0000807000)=[{&(0x7f0000c77000-0xe0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xe0}, {&(0x7f0000d39000-0xf)="000000000000000000000000000000", 0xf}, {&(0x7f00000ae000-0x43)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x43}, {&(0x7f0000e6e000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb7}, {&(0x7f00001ce000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x5d}, {&(0x7f00009a9000-0x8d)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x8d}, {&(0x7f00005ec000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3d}, {&(0x7f000072a000-0x5b)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x5b}], 0x8, 0x0, 0x0, 0x3}, 0x40000100) [ 345.826698] CPU: 0 PID: 8591 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 2017/12/16 07:45:37 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00007a6000-0x4)={0xffffffffffffff9c}) bind$bt_l2cap(r0, &(0x7f000040d000-0xe)={0x1f, 0x7, {0x3, 0x8, 0x8, 0x2, 0x1, 0x3ff}, 0x401, 0xfffffffffffffffb}, 0xe) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000eac000)={0x0, 0x1ff}, &(0x7f0000ead000-0x4)=0x8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000bea000)={r1, 0x4}, &(0x7f0000eac000)=0x8) 2017/12/16 07:45:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00005af000-0x8)={0x0, 0x0}) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r1, 0x29, 0xd3, &(0x7f0000381000)={{0xa, 0x2, 0x9, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x9}, {0xa, 0x3, 0xffffffffffffffc1, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xe70}, 0x9, [0x14bd, 0x8, 0x206c4a5e, 0x1, 0x80, 0x40, 0x401, 0x6]}, 0x5c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000497000)={r0}) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00007b2000)={0xe82, 0xfffffffffffffffe, 0x20e, 0x1, 0x1, 0x0, 0x9, 0x3, 0x0}, &(0x7f0000701000-0x4)=0x20) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000847000)={0x200, 0x5, 0x8004, 0x1, 0x134, 0xfffffffffffffffb, 0x200, 0x3, r3}, &(0x7f00002e1000-0x4)=0x20) splice(r0, 0x0, r0, 0x0, 0x4fa, 0xb) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockname$inet6(r1, &(0x7f0000f21000)={0x0, 0x0, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000737000)=0x1c) 2017/12/16 07:45:37 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) pipe(&(0x7f000070b000-0x8)={0x0, 0x0}) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000946000)=0xffffffff, 0x4) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000ac3000)={r0, r1, 0x7, 0x1, r2}, 0x14) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c4b000)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000d7000)=r4, 0x4) pread64(r2, &(0x7f0000d59000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3e, 0x0) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r3, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) [ 345.826705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2017/12/16 07:45:37 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f00001e5000-0x8)={0x0, 0x0}) bind$inet(r1, &(0x7f00001fd000-0x10)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r2 = accept4(r0, &(0x7f0000ab7000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, &(0x7f0000ff6000)=0x14, 0x80000) getsockopt$bt_l2cap_L2CAP_CONNINFO(r2, 0x6, 0x2, &(0x7f0000578000-0x5)={0x0, 0x0, 0x0, 0x0}, &(0x7f00004ea000-0x4)=0x5) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0xffffffffffffffff}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000c4a000-0x4)=0x9, 0x4) 2017/12/16 07:45:37 executing program 4 (fault-call:8 fault-nth:5): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) [ 345.826711] Call Trace: 2017/12/16 07:45:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$sock_void(r1, 0x1, 0x3f, 0x0, 0x0) getsockopt$inet6_buf(r1, 0x29, 0x3f, &(0x7f000088b000-0x6c)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000f86000)=0x6c) [ 345.826731] dump_stack+0x194/0x257 [ 345.826747] ? arch_local_irq_restore+0x53/0x53 [ 345.826758] ? lock_downgrade+0x980/0x980 [ 345.826784] should_fail+0x8c0/0xa40 [ 345.826792] ? lock_release+0xda0/0xda0 [ 345.826807] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.826825] ? rcutorture_record_progress+0x10/0x10 [ 345.826848] ? is_bpf_text_address+0xa4/0x120 [ 345.826861] ? kernel_text_address+0x102/0x140 [ 345.826876] ? __kernel_text_address+0xd/0x40 [ 345.826888] ? unwind_get_return_address+0x61/0xa0 [ 345.826902] ? __save_stack_trace+0x7e/0xd0 [ 345.826936] ? rtnl_is_locked+0x54/0xb0 [ 345.826946] ? rtnl_kfree_skbs+0x70/0x70 [ 345.826955] ? kasan_kmalloc+0xad/0xe0 [ 345.826964] ? kmem_cache_alloc_trace+0x136/0x750 [ 345.826974] ? br_add_if+0x594/0x19a0 [ 345.826982] ? add_del_if+0xfa/0x140 [ 345.826990] ? br_dev_ioctl+0xa2/0xc0 [ 345.827000] ? dev_ifsioc+0x333/0x9b0 [ 345.827008] ? dev_ioctl+0x2c2/0xf90 [ 345.827017] ? sock_do_ioctl+0x94/0xb0 [ 345.827034] should_failslab+0xec/0x120 [ 345.827047] kmem_cache_alloc_trace+0x4b/0x750 [ 345.827059] ? check_noncircular+0x20/0x20 [ 345.827068] ? rtnl_is_locked+0x54/0xb0 [ 345.827078] ? rtnl_kfree_skbs+0x70/0x70 [ 345.827096] switchdev_port_attr_set+0x127/0x390 [ 345.827107] ? switchdev_port_attr_set_now+0x270/0x270 [ 345.827120] ? __ethtool_get_link_ksettings+0x130/0x270 [ 345.827139] ? convert_legacy_settings_to_link_ksettings+0x5c0/0x5c0 [ 345.827161] br_set_state+0x1df/0x5f0 [ 345.827178] ? br_designated_port_selection+0x700/0x700 [ 345.827220] br_init_port+0xc7/0x250 [ 345.827236] br_add_if+0x6f3/0x19a0 [ 345.827263] ? br_features_recompute+0x250/0x250 [ 345.827279] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.827290] ? ns_capable_common+0xcf/0x160 [ 345.827309] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.827320] add_del_if+0xfa/0x140 [ 345.827336] br_dev_ioctl+0xa2/0xc0 [ 345.827353] dev_ifsioc+0x333/0x9b0 [ 345.827369] ? dev_ifname+0x180/0x180 [ 345.827400] dev_ioctl+0x2c2/0xf90 [ 345.827411] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.827421] ? release_sock+0x1d4/0x2a0 [ 345.827431] ? trace_hardirqs_on+0xd/0x10 [ 345.827443] ? dev_load+0x1b0/0x1b0 [ 345.827454] ? _raw_spin_unlock_bh+0x30/0x40 [ 345.827465] ? release_sock+0x1d4/0x2a0 [ 345.827478] ? __release_sock+0x360/0x360 [ 345.827486] ? lock_sock_nested+0x91/0x110 [ 345.827496] ? trace_hardirqs_on+0xd/0x10 [ 345.827507] ? __local_bh_enable_ip+0x121/0x230 [ 345.827525] ? sctp_shutdown+0x2d0/0x2d0 [ 345.827536] ? sctp_ioctl+0x101/0x190 [ 345.827556] sock_do_ioctl+0x94/0xb0 [ 345.827566] ? sock_do_ioctl+0x94/0xb0 [ 345.827582] sock_ioctl+0x2c2/0x440 [ 345.827597] ? dlci_ioctl_set+0x40/0x40 [ 345.827607] do_vfs_ioctl+0x1b1/0x1530 [ 345.827616] ? _cond_resched+0x14/0x30 [ 345.827635] ? ioctl_preallocate+0x2b0/0x2b0 [ 345.827651] ? selinux_capable+0x40/0x40 [ 345.827666] ? __sb_end_write+0x9e/0xd0 [ 345.827684] ? fput+0xd2/0x140 [ 345.827706] ? security_file_ioctl+0x89/0xb0 [ 345.827724] SyS_ioctl+0x8f/0xc0 [ 345.827742] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 345.827750] RIP: 0033:0x452a39 [ 345.827757] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 345.827769] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 345.827775] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 345.827781] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 345.827787] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 345.827793] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 345.827944] syz4: error setting offload STP state on port 1(syz4.0) [ 345.827988] syz4: port 1(syz4.0) entered disabled state [ 345.918087] syz4: port 1(syz4.0) entered blocking state [ 345.918101] FAULT_INJECTION: forcing a failure. [ 345.918101] name failslab, interval 1, probability 0, space 0, times 0 [ 345.918113] CPU: 1 PID: 8611 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 345.918121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.918126] Call Trace: [ 345.918141] dump_stack+0x194/0x257 [ 345.918157] ? arch_local_irq_restore+0x53/0x53 [ 345.918185] should_fail+0x8c0/0xa40 [ 345.918202] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.918223] ? print_usage_bug+0x3f0/0x3f0 [ 345.918233] ? down_trylock+0x13/0x70 [ 345.918254] ? lock_release+0xda0/0xda0 [ 345.918267] ? memcpy+0x45/0x50 [ 345.918281] ? do_raw_spin_trylock+0x190/0x190 [ 345.918303] ? mark_held_locks+0xb2/0x100 [ 345.918318] ? __down_trylock_console_sem+0xb9/0x1e0 [ 345.918327] ? vprintk_emit+0x49b/0x590 [ 345.918345] ? trace_hardirqs_on+0xd/0x10 [ 345.918357] ? __down_trylock_console_sem+0x10d/0x1e0 [ 345.918371] ? console_trylock+0xc8/0x100 [ 345.918385] ? vprintk_emit+0x3ea/0x590 [ 345.918403] should_failslab+0xec/0x120 [ 345.918422] kmem_cache_alloc_trace+0x4b/0x750 [ 345.918434] ? vprintk_default+0x28/0x30 [ 345.918448] ? vprintk_func+0x5e/0xc0 [ 345.918474] switchdev_port_attr_set+0x127/0x390 [ 345.918488] ? switchdev_port_attr_set_now+0x270/0x270 [ 345.918499] ? __ethtool_get_link_ksettings+0x130/0x270 [ 345.918534] __set_ageing_time+0x192/0x230 [ 345.918549] ? br_set_max_age+0xd0/0xd0 [ 345.918592] br_init_port+0x196/0x250 [ 345.918608] br_add_if+0x6f3/0x19a0 [ 345.918640] ? br_features_recompute+0x250/0x250 [ 345.918658] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.918671] ? ns_capable_common+0xcf/0x160 [ 345.918691] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 345.918700] add_del_if+0xfa/0x140 [ 345.918717] br_dev_ioctl+0xa2/0xc0 [ 345.918733] dev_ifsioc+0x333/0x9b0 [ 345.918748] ? dev_ifname+0x180/0x180 [ 345.918777] dev_ioctl+0x2c2/0xf90 [ 345.918787] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 345.918797] ? release_sock+0x1d4/0x2a0 [ 345.918807] ? trace_hardirqs_on+0xd/0x10 [ 345.918819] ? dev_load+0x1b0/0x1b0 [ 345.918832] ? _raw_spin_unlock_bh+0x30/0x40 [ 345.918843] ? release_sock+0x1d4/0x2a0 [ 345.918857] ? __release_sock+0x360/0x360 [ 345.918866] ? lock_sock_nested+0x91/0x110 [ 345.918877] ? trace_hardirqs_on+0xd/0x10 [ 345.918888] ? __local_bh_enable_ip+0x121/0x230 [ 345.918908] ? sctp_shutdown+0x2d0/0x2d0 [ 345.918919] ? sctp_ioctl+0x101/0x190 [ 345.918941] sock_do_ioctl+0x94/0xb0 [ 345.918951] ? sock_do_ioctl+0x94/0xb0 [ 345.918968] sock_ioctl+0x2c2/0x440 [ 345.918984] ? dlci_ioctl_set+0x40/0x40 [ 345.918997] do_vfs_ioctl+0x1b1/0x1530 [ 345.919006] ? _cond_resched+0x14/0x30 [ 345.919028] ? ioctl_preallocate+0x2b0/0x2b0 [ 345.919044] ? selinux_capable+0x40/0x40 [ 345.919060] ? __sb_end_write+0x9e/0xd0 [ 345.919079] ? fput+0xd2/0x140 [ 345.919104] ? security_file_ioctl+0x89/0xb0 [ 345.919124] SyS_ioctl+0x8f/0xc0 [ 345.919143] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 345.919152] RIP: 0033:0x452a39 [ 345.919159] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 345.919173] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 345.919180] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 345.919186] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 345.919193] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 345.919200] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 345.919312] syz4.0: failed to offload ageing time [ 345.919334] syz4: port 1(syz4.0) entered disabled state [ 346.023891] syz4: port 1(syz4.0) entered blocking state [ 346.023916] FAULT_INJECTION: forcing a failure. [ 346.023916] name failslab, interval 1, probability 0, space 0, times 0 [ 346.023927] CPU: 0 PID: 8633 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 346.023935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.023940] Call Trace: [ 346.023956] dump_stack+0x194/0x257 [ 346.023975] ? arch_local_irq_restore+0x53/0x53 [ 346.024012] should_fail+0x8c0/0xa40 [ 346.024032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.024042] ? switchdev_port_attr_set+0x127/0x390 [ 346.024057] ? br_init_port+0x196/0x250 [ 346.024066] ? br_add_if+0x6f3/0x19a0 [ 346.024075] ? add_del_if+0xfa/0x140 [ 346.024084] ? br_dev_ioctl+0xa2/0xc0 [ 346.024094] ? dev_ifsioc+0x333/0x9b0 [ 346.024103] ? dev_ioctl+0x2c2/0xf90 [ 346.024114] ? sock_do_ioctl+0x94/0xb0 [ 346.024134] ? do_vfs_ioctl+0x1b1/0x1530 [ 346.024144] ? SyS_ioctl+0x8f/0xc0 [ 346.024157] ? entry_SYSCALL_64_fastpath+0x1f/0x96 [ 346.024177] ? lock_release+0xda0/0xda0 [ 346.024189] ? check_noncircular+0x20/0x20 [ 346.024209] ? find_held_lock+0x39/0x1d0 [ 346.024223] ? print_usage_bug+0x3f0/0x3f0 [ 346.024247] ? lock_downgrade+0x980/0x980 [ 346.024262] ? __lock_is_held+0xbc/0x140 [ 346.024297] should_failslab+0xec/0x120 [ 346.024311] kmem_cache_alloc_trace+0x4b/0x750 [ 346.024324] ? trace_hardirqs_on+0xd/0x10 [ 346.024334] ? queue_work_on+0x106/0x1c0 [ 346.024356] switchdev_port_attr_set+0x127/0x390 [ 346.024368] ? switchdev_port_attr_set_now+0x270/0x270 [ 346.024395] br_set_state+0x1df/0x5f0 [ 346.024411] ? br_designated_port_selection+0x700/0x700 [ 346.024449] br_add_if+0x6fd/0x19a0 [ 346.024477] ? br_features_recompute+0x250/0x250 [ 346.024492] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 346.024503] ? ns_capable_common+0xcf/0x160 [ 346.024519] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 346.024529] add_del_if+0xfa/0x140 [ 346.024546] br_dev_ioctl+0xa2/0xc0 [ 346.024564] dev_ifsioc+0x333/0x9b0 [ 346.024579] ? dev_ifname+0x180/0x180 [ 346.024614] dev_ioctl+0x2c2/0xf90 [ 346.024624] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 346.024637] ? release_sock+0x1d4/0x2a0 [ 346.024648] ? trace_hardirqs_on+0xd/0x10 [ 346.024661] ? dev_load+0x1b0/0x1b0 [ 346.024674] ? _raw_spin_unlock_bh+0x30/0x40 [ 346.024685] ? release_sock+0x1d4/0x2a0 [ 346.024700] ? __release_sock+0x360/0x360 [ 346.024709] ? lock_sock_nested+0x91/0x110 [ 346.024720] ? trace_hardirqs_on+0xd/0x10 [ 346.024732] ? __local_bh_enable_ip+0x121/0x230 [ 346.024751] ? sctp_shutdown+0x2d0/0x2d0 [ 346.024762] ? sctp_ioctl+0x101/0x190 [ 346.024785] sock_do_ioctl+0x94/0xb0 [ 346.024795] ? sock_do_ioctl+0x94/0xb0 [ 346.024813] sock_ioctl+0x2c2/0x440 [ 346.024830] ? dlci_ioctl_set+0x40/0x40 [ 346.024842] do_vfs_ioctl+0x1b1/0x1530 [ 346.024852] ? _cond_resched+0x14/0x30 [ 346.024874] ? ioctl_preallocate+0x2b0/0x2b0 [ 346.024891] ? selinux_capable+0x40/0x40 [ 346.024909] ? __sb_end_write+0x9e/0xd0 [ 346.024930] ? fput+0xd2/0x140 [ 346.024954] ? security_file_ioctl+0x89/0xb0 [ 346.024975] SyS_ioctl+0x8f/0xc0 [ 346.024995] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 346.025004] RIP: 0033:0x452a39 [ 346.025011] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 346.025024] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 346.025031] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 346.025038] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 346.025045] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 346.025052] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 346.025308] syz4: error setting offload STP state on port 1(syz4.0) [ 346.135621] syz4: port 1(syz4.0) entered blocking state [ 346.135653] syz4: port 1(syz4.0) entered disabled state [ 346.135667] FAULT_INJECTION: forcing a failure. [ 346.135667] name failslab, interval 1, probability 0, space 0, times 0 [ 346.135680] CPU: 0 PID: 8661 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 346.135687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.135693] Call Trace: [ 346.135713] dump_stack+0x194/0x257 [ 346.135732] ? arch_local_irq_restore+0x53/0x53 [ 346.135750] ? check_noncircular+0x20/0x20 [ 346.135776] should_fail+0x8c0/0xa40 [ 346.135796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.135832] ? print_usage_bug+0x3f0/0x3f0 [ 346.135843] ? down_trylock+0x13/0x70 [ 346.135870] ? lock_release+0xda0/0xda0 [ 346.135885] ? memcpy+0x45/0x50 [ 346.135901] ? do_raw_spin_trylock+0x190/0x190 [ 346.135924] ? mark_held_locks+0xb2/0x100 [ 346.135939] ? __down_trylock_console_sem+0xb9/0x1e0 [ 346.135949] ? vprintk_emit+0x49b/0x590 [ 346.135962] ? check_noncircular+0x20/0x20 [ 346.135978] ? check_noncircular+0x20/0x20 [ 346.135988] ? __down_trylock_console_sem+0x10d/0x1e0 [ 346.136007] should_failslab+0xec/0x120 [ 346.136022] kmem_cache_alloc_trace+0x4b/0x750 [ 346.136054] switchdev_port_attr_set+0x127/0x390 [ 346.136066] ? switchdev_port_attr_set_now+0x270/0x270 [ 346.136084] ? lockdep_init_map+0x3d/0x70 [ 346.136096] ? br_multicast_port_query_expired+0x170/0x170 [ 346.136121] br_mc_disabled_update+0x18f/0x240 [ 346.136136] ? br_multicast_router_expired+0xe0/0xe0 [ 346.136183] br_multicast_add_port+0x144/0x290 [ 346.136205] br_add_if+0x70d/0x19a0 [ 346.136232] ? br_features_recompute+0x250/0x250 [ 346.136247] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 346.136258] ? ns_capable_common+0xcf/0x160 [ 346.136277] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 346.136286] add_del_if+0xfa/0x140 [ 346.136303] br_dev_ioctl+0xa2/0xc0 [ 346.136320] dev_ifsioc+0x333/0x9b0 [ 346.136336] ? dev_ifname+0x180/0x180 [ 346.136366] dev_ioctl+0x2c2/0xf90 [ 346.136377] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 346.136389] ? release_sock+0x1d4/0x2a0 [ 346.136399] ? trace_hardirqs_on+0xd/0x10 [ 346.136413] ? dev_load+0x1b0/0x1b0 [ 346.136427] ? _raw_spin_unlock_bh+0x30/0x40 [ 346.136439] ? release_sock+0x1d4/0x2a0 [ 346.136454] ? __release_sock+0x360/0x360 [ 346.136464] ? lock_sock_nested+0x91/0x110 [ 346.136475] ? trace_hardirqs_on+0xd/0x10 [ 346.136489] ? __local_bh_enable_ip+0x121/0x230 [ 346.136509] ? sctp_shutdown+0x2d0/0x2d0 [ 346.136521] ? sctp_ioctl+0x101/0x190 [ 346.136543] sock_do_ioctl+0x94/0xb0 [ 346.136554] ? sock_do_ioctl+0x94/0xb0 [ 346.136572] sock_ioctl+0x2c2/0x440 [ 346.136588] ? dlci_ioctl_set+0x40/0x40 [ 346.136601] do_vfs_ioctl+0x1b1/0x1530 [ 346.136611] ? _cond_resched+0x14/0x30 [ 346.136632] ? ioctl_preallocate+0x2b0/0x2b0 [ 346.136649] ? selinux_capable+0x40/0x40 [ 346.136665] ? __sb_end_write+0x9e/0xd0 [ 346.136684] ? fput+0xd2/0x140 [ 346.136707] ? security_file_ioctl+0x89/0xb0 [ 346.136726] SyS_ioctl+0x8f/0xc0 [ 346.136745] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 346.136754] RIP: 0033:0x452a39 [ 346.136760] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 346.136773] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 2017/12/16 07:45:38 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x80003, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x5000)=nil, 0x5000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = socket(0x2, 0x3, 0x11) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000791000)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f000081d000-0x4)=0x18) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_ifreq(r1, 0x89a3, &(0x7f000050e000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_settings={0x1, 0x3ff, @sync=&(0x7f0000323000)={0x20000000, 0x8, 0x6}}}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000002, 0x70, r1, 0x0) pipe(&(0x7f0000c7f000-0x8)={0x0, 0x0}) r5 = gettid() r6 = getuid() ioctl$DRM_IOCTL_GET_CLIENT(r4, 0xc0286405, &(0x7f0000a85000)={0x101, 0x0, r5, 0x10001, r6, 0x4, 0xc6d175d, 0x8}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000008000)={0x0, @in={{0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x80000000044d3, 0xa, 0x100000001, 0x9, 0x8, 0x7, 0x20007, 0xffffffffffffffff, 0xc0c8, 0x6, 0x3, 0x7, 0xffffffffffffffff, 0x400, 0x5]}, &(0x7f0000c3c000-0x4)=0x108) getsockopt$sock_int(r0, 0x1, 0xc, &(0x7f0000009000)=0x0, &(0x7f0000975000-0x4)=0x4) pipe(&(0x7f0000ab3000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r9, 0xc00c642d, &(0x7f0000465000)={0x0, 0x80000, 0xffffffffffffff9c}) socketpair(0x9, 0x6, 0xd, &(0x7f0000b1e000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_MARK_BUFS(r9, 0x40206417, &(0x7f0000a19000-0x20)={0x4, 0x8, 0x22ae32d7, 0x8, 0xd, 0x800b2}) setsockopt$inet_sctp_SCTP_CONTEXT(r10, 0x84, 0x11, &(0x7f0000fe3000)={r2, 0x7fff}, 0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f000039d000-0xc)=@sack_info={r2, 0x2, 0x400}, 0xc) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r10, 0x84, 0x77, &(0x7f0000d86000)={r3, 0x0}, &(0x7f0000008000)=0x8) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000008000+0x4ba)={r7, @in6={{0xa, 0x2, 0x4cbf, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000bc5000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000b28000-0x4)=0xc) sendmsg$unix(r9, &(0x7f00005f5000)={&(0x7f0000186000)=@abs={0x1, 0x0, 0x2}, 0x8, &(0x7f0000089000-0x70)=[{&(0x7f0000a17000-0xf4)="b9a842e49c37cbb03ed5db2d2d7d5bf663095988068ed4fd77d2dbccc8d2b84652ce18ceb9c1f8209fff8a3016a78f0c1765fba9cb2558af4baa360aea280a845ba56347fedbbfbed9bfe8a49ff91b5411eedc914a6dfa37a5da0d7437aaf55acc48cd33e45f56c49a7187f498bb24ad6202565e6142616a0c541934b494dcfbbd18ed5fd27829f33e6419e42ca6028f14c68ef513a87711f925b705d3f7edc62689eed8dcae349708ac9199edb0659b6802b53a0711637381d7b7e20ea324dca4d6a9fcc887297ca18f2700989544979bff8ee39f7138c0826b24cf8309e6bfce3030281a1f3eb9b8efd2efe1f2d061d4eda45f", 0xf4}, {&(0x7f0000422000-0x7a)="fca828fcb730b18ba373ce6240b818c97a2cc100d57f9ff62e429a3f68801f2b3c3b8d6974e2305875268976b85dc230caa4cbe9c1fce661d75c2d9dc174c5a2fb06d42bc99a5589085f286ba5375ac3a906e0c9835016d96e09ce2c0f0fdd7dd8828b5ddaf0d03d629f78c6781b9e315b0508ea5bc15b8dfac2", 0x7a}, {&(0x7f0000602000-0x1000)="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0x1000}, {&(0x7f00004e7000-0x62)="6a45d25f3a02ce077f45d87f035b3e87c5cf2d1070b6afc632d1c2769a381e640f99e273ae318739a7d31fdadc3600e70442d9bde8928c9550825648727e67f11182f55ab7b98d3aea7a16b19399637e6146a35d0d3da9db982526050bc5dbf7b226", 0x62}, {&(0x7f0000ea6000-0xb6)="e28358c10650383a52f6be410c48774d278cdefd58fdb5d8c8faadeaa673846da9d4bc93b21e690258491db7806acd7783236d997b371e41305eb2764476c01e5cf0a6ef1f57103f39b4ef9aed1314a04da808e07cc20328446fc5691c5f3fbeb00c019c43aa37a53d7d3d02ebccb69da75e252c227c05f59223170f483caa863850628c6960093e5025d0a7ac9b2e16f06b20468c248b2f829c7509d78e1ee554886bdfe5dd38a892ce9d0ff752763fa2c701cccfdb", 0xb6}, {&(0x7f0000230000-0x1000)="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", 0x1000}, {&(0x7f0000e00000)="f347c7a7482088f818631cf873ef2c854eb9e76b1a758dad94c20f0332e1da679fa214c0602344d29d21a40893cc835477e5a617c80bcdb92d9d16e939c4f807f4e5e0cef37807b16dfe2ce5153bd67e08c9392e8c838f7cd0fd82b22131bc9a2a5c10bff9e3958a8fa0313d11b3c960d64b049d91b82882c6e32b15a0bc50c28f863ea690a6", 0x86}], 0x7, &(0x7f0000276000-0x20)=[@rights={0x20, 0x1, 0x1, [r10, r10, r8]}], 0x20, 0x8003}, 0x0) sendmsg$nfc_llcp(r1, &(0x7f000072b000-0x38)={&(0x7f0000004000)={0x27, 0x0, 0x4, 0x0, 0x0, 0x0, "4615c368b7a23417a2bfff64fd4e1427232354a1cee3ee5ebdb67f890bfabfd4e94b5f80a73060e6fa18b5b46efffd9324ca5553670fe3d6de1481ba5a3dd4", 0x0}, 0x60, &(0x7f000000a000-0x40)=[], 0x0, &(0x7f0000009000)={0x18, 0x0, 0x2, "0647563d"}, 0x18, 0x0}, 0x0) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f00008e3000)=0x200000008, 0x4) 2017/12/16 07:45:38 executing program 6: mmap(&(0x7f0000000000/0xeac000)=nil, 0xeac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x36, &(0x7f0000004000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, @random="c1e9fb1e0000", [], {{0x800, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @multicast1=0xe0000001, {[]}}, @tcp={{0x0, 0x0, 0x42424242, 0x42424242, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, {[]}}, {""}}}}}}, 0x0) r0 = socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000c71000)={@common="79616d30000000000000000000000000", @ifru_addrs={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000ead000-0xc)={0x0, 0xe5, 0x0}, &(0x7f0000a57000-0x4)=0xc) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000ead000-0x8)={r1, 0x3}, 0x8) mmap(&(0x7f0000eac000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$nfc_llcp(r0, &(0x7f0000ead000-0x60)={0x27, 0x2a, 0x5, 0x4, 0x7, 0x1544, "39e54dfe1bf4f99ce686ffd8fbc95164060726917e30a77bacf5f06c0ef5f3830bdfb941b79028984ba44788daeb7cffdf6e8109586bb73c7714d3b9a4ae1b", 0x1000}, 0x60) 2017/12/16 07:45:38 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000c7d000-0x4)=0x0, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={0xffffffffffffffff, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) socket$bt_rfcomm(0x1f, 0x1, 0x3) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=0x0, 0x4) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x0}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) 2017/12/16 07:45:38 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) getpid() setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="7973394ac30accead960f2bd08cfe627858b0bb8", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x27, &(0x7f00008c2000-0x4)=0x0, 0x4) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) 2017/12/16 07:45:38 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000b9a000)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:38 executing program 4 (fault-call:8 fault-nth:6): mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x1fffd, 0xa, 0x0, &(0x7f0000915000-0x8)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00001fe000)={r1, 0x28, &(0x7f0000aa3000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000e34000-0x10)={0xffffffffffffffff, 0x28, &(0x7f000007a000-0x28)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000d9c000)=r2, 0x4) pipe(&(0x7f0000897000)={0x0, 0x0}) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000609000)={0x0, 0x0, 0x0, 0x7fd}, 0x10) ioctl$sock_ifreq(r0, 0x89a2, &(0x7f0000ec9000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0x9}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000330000)={0x0, 0x1}, &(0x7f0000cfb000)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f00003ea000-0x8)={0x0, 0x0}, &(0x7f0000bca000+0x61c)=0x8) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000742000-0x8)={0x0, 0x0}, 0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000358000-0x10)={0x0, 0x0, 0x344, 0x0}, &(0x7f0000001000-0x4)=0x10) ioctl$sock_inet_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000f0c000)={0x0, {0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x48, 0x6, 0x0, 0x0, &(0x7f00004b4000)=@generic="558632180409779e062463a0d9ba9fb4", 0x0, 0x3, 0x0}) 2017/12/16 07:45:38 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00005e3000)=@in6={0x0, 0x0, 0x0, @local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x0}, &(0x7f0000add000-0x4)=0x1c) recvmsg$netrom(0xffffffffffffffff, &(0x7f0000046000-0x38)={&(0x7f00009fd000-0x48)=@full={{0x3, {"7b213e0d291db9"}, 0x3f}, [{"0030eec46c63f0"}, {"32985a9d15f467"}, {"784b1d31abc78b"}, {"ee82ee38cdb380"}, {"8a1c026a002f5c"}, {"0c012f97751f99"}, {"9a9259c43e6744"}, {"d0032ac5c0a4e8"}]}, 0x48, &(0x7f0000f36000-0x10)=[], 0x0, &(0x7f0000a30000-0x14e8)=[{0x10, 0x0, 0x80, ""}, {0x10, 0x0, 0x0, ""}, {0x10, 0x1ff, 0x0, ""}], 0x30, 0x24000000}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000500000-0x4)=0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f000072c000)={0x0, 0x0}) bind$inet(r1, &(0x7f0000de0000-0x10)={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000d74000)={0x0, 0x1}, &(0x7f0000f96000-0x4)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000cd5000)={r3, 0x9}, 0x8) getpeername$packet(r0, &(0x7f0000e14000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random="000000000000", [0x0, 0x0]}, &(0x7f000009f000-0x4)=0x14) bind$packet(r0, &(0x7f0000582000-0x14)={0x11, 0xf5, r4, 0x1, 0x2, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x14) getsockopt$SO_PEERCRED(r2, 0x1, 0x11, &(0x7f00006c3000-0xc)={0x0, 0x0, 0x0}, 0xc) connect$bt_sco(0xffffffffffffffff, &(0x7f0000ffc000)={0x1f, {0x101, 0x0, 0x1c4, 0xffffffffffffffff, 0x0, 0x0}}, 0x8) recvmsg(r1, &(0x7f0000479000-0x38)={&(0x7f0000167000-0x10)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0]}, 0x10, &(0x7f0000cdc000)=[{&(0x7f0000011000-0x4)="", 0x0}, {&(0x7f0000a09000)="00000000", 0x4}], 0x2, &(0x7f0000fc9000-0x62)="00000000000000000000000000000000000000000000000000", 0x19, 0x0}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f00004d8000)={0x0, 0x200000000000006, 0x3, 0xdcad, 0x0, 0x0, 0x10000000a}, 0x1c) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000676000-0x4)=0x6, 0x4) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000a0b000)=@assoc_id=0x0, &(0x7f00005e3000-0x4)=0x4) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f00006aa000-0x2c)=[@in={0x2, 0x2, @rand_addr=0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x2, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}], 0x2c) socketpair$llc(0x1a, 0x1, 0x0, &(0x7f00005a6000)={0x0, 0x0}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r0, 0x800448d3, &(0x7f0000bbd000-0x94)={{0x400, 0x1, 0x0, 0x6, 0x0, 0x4b98}, 0xc04, 0x7, 0x7, 0x0, 0xf948, "6e762d6b9af129d9141980adf66221a6c5e1528db3c7a72972633d5464cc12636a7cd684a10ad4a4cd7908b7ce988380f4ae463d53146bfc48f4a82fb25a7d10b8472db3debfe22666cfdeaada43871edd246a4287a0f1b6a61d888e22684150d1c26b12930417d6f430a945ff37a427dfbdcb2e04aec0d6adaffb66ff223bca"}) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000f7c000-0x4)=@assoc_id=r5, &(0x7f00005d3000)=0x4) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r0, 0x800443d3, &(0x7f00004e8000)={{0x4, 0x100000000, 0x6, 0x100000001, 0x4, 0x0}, 0xb13, 0x7fff, 0x4}) shutdown(r1, 0x0) 2017/12/16 07:45:38 executing program 0: pipe(&(0x7f0000fbe000-0x8)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket(0xa, 0x2, 0x0) setsockopt$netrom_NETROM_T1(r2, 0x103, 0x1, &(0x7f0000144000)=0x6, 0x4) ioctl$DRM_IOCTL_MODE_GETRESOURCES(0xffffffffffffffff, 0xc04064a0, &(0x7f0000000000)={&(0x7f0000859000)=[], &(0x7f0000003000-0x24)=[], &(0x7f000044a000)=[0x0, 0x0], &(0x7f0000c3b000)=[], 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt(r2, 0x29, 0x23, &(0x7f0000000000)="", 0x264) shutdown(r1, 0x80005) r3 = socket(0xf, 0x4000000000000003, 0x2) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f000010c000-0x4)=0x0, &(0x7f0000d5e000-0x4)=0x4) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000e1e000)={@common="7465716c300000000000000000000000", @ifru_addrs={0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) sendmsg(r3, &(0x7f00004a2000-0x38)={&(0x7f0000957000-0x8)=@un=@abs={0x0, 0x0, 0x0}, 0x8, &(0x7f000097e000)=[{&(0x7f0000365000-0x10)="02120500020000000000f2676546b71d", 0x10}], 0x1, &(0x7f00006d7000)=[], 0x0, 0x0}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, &(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000000000/0x817000)=nil, 0x817000, 0x3, 0x32, 0xffffffffffffffff, 0x400000) r4 = socket(0x10, 0x80002, 0x0) mmap(&(0x7f0000817000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00001a0000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000817000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) vmsplice(r4, &(0x7f0000818000-0x30)=[{&(0x7f0000215000)="464579594482fd8071a8ac3e2dc5b2c55c5e4c4ac8b162bfa2c802a66e918891b1e6dc4fe6109dcf73a143f4fec976a380b3f8f35194babbf095077dcf51a0700bb0cc320e4e4179cab9b35ea371fa1b861dfb4f2da7c8f3f1625f6cbbea24523ee3baa0744e4cd36a878d14339c4afaa2a8552b798d70e1d47be965476b8434338703ffe63fe932fd6388126ff7641e6f02176b1178d31ae1546a1a206d511b6a3d9f0fd3eed3e8b32d156046bdb00b7f2b3a05d14e39ec7c35a9df8ef165b36beacd77e7468379788e619cc08db415f110a12a607008bf", 0xd8}, {&(0x7f0000818000-0xaa)="fe03f9afa5c36684227469b6fbffc1855b1ea99b991de78c45c4b024b6153ee1b8bff82948eb0675179fd28d052f4ef72ace6fb52a9482c40d073c801b8946b0b8c35947d452eebe7e5a0946fc956f5cb4fcdb93743831181bf57cd5e9f2b73b9e7a51dede342f07798751b59c7fcdb875cc394d2ddd3f7edaea434162da15d835a47d505385a697db9575e236b9e6f35c6af7749314670341dffed4197e73391de72e4f4093824102a8", 0xaa}, {&(0x7f0000818000-0xdb)="0f16d58cd9250c3ef98011d7f7dfa8f5e41299b880a9b7989c3b301d01479790795e535ddb4d54120e87c838df2fd342a179bfdf55b924e27a992b784e7e3a52af6bafbf1259ce8694df335a71e0ca08e3a5d293082af3ab7e134a22445461474360265b6dabec2db8b8f6764c908304ced27e7c6ffec37c22d4706c0e039122a7e9c5be04255793530613f15380e107a90200c4bb2ca948db81e62c6d2495ccaa1279897dd67e7bab608f6bf316303e0985571e3fba8687903b9a90cd67f86cdf4eca421ea54b53d5ca2fb167a4ea716fb04d137ec78721c17c5b", 0xdb}], 0x3, 0x8) mmap(&(0x7f0000817000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmmsg$nfc_llcp(r4, &(0x7f0000f1f000-0x1c0)=[{&(0x7f0000b42000)={0x27, 0x80, 0x4, 0x2, 0x6, 0x1, "a4443e6d7c7f23ffb72207e0f489eb0579c48436fab0b95c84568bcb054fb1bf91bc4e0a06e19216ebc25ec9e905bf45412351110d9dc000f490ed6b04d75c", 0x100}, 0x60, &(0x7f0000155000-0x10)=[{&(0x7f00009fc000-0xfe)="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", 0xfe}], 0x1, &(0x7f0000e02000)={0x60, 0x10e, 0x3, "9319d5de71a13914675b8ae584fa54ca0e9e886bfddfd3998d5c752270d5ebd80f2a4b6641644dd157f5d9280a9c629f896a32e41aa6e494c0d86ef8cd0d13d7601e8da9554eb64788435238c35d"}, 0x60, 0x8010}, {&(0x7f0000e6f000-0x60)={0x27, 0x3, 0x846, 0x3, 0x2, 0x8c, "01dce322adc6168edf290875caf6e06a500901eea85a1cbdbb5ce166eabcc8f02bc26796799ed89596f528a185fd90c4722832df888e1188b0d4f63b065c67", 0x3}, 0x60, &(0x7f0000d7a000-0x10)=[{&(0x7f00001db000)="b091dee1f3c56e4be10d5cab1ea745f7494421fa0e69", 0x16}], 0x1, &(0x7f0000bfd000-0x48)={0x48, 0x86, 0x6, "13551cf45454c8e351c8ae59bc9844ed6008c25bfd18208acb5fc856c4265fc3f9c3147ce6d02c020b3d13174fcf8f2afdbd6a"}, 0x48, 0x8000}, {&(0x7f000021d000)={0x27, 0x4, 0x9, 0x7, 0x8, 0x4, "006608ba24c1f5bd50c8870f931c441c3cba3e181561242c9656c9a950e449307d6b51a14494a7d43fd74376adae9510c3c66456f94d1953280fc28e4337a7", 0x8}, 0x60, &(0x7f000069f000)=[{&(0x7f0000be6000-0xf2)="53e07549ebe73f14be7d6f5fedc7c895084095cf21f4031de592c517006cd995c741efb54dba335135912c656e93c5308047b9ad6cefb656bc3849e446ed888b910b0887a95397a1321e4ab3de23449fe5a238af880567e045a118610b856a72dde9d0748b789ea2a5829395d8414fd3f4b390e6e4c6d1033b2365a279a38a3f28aa304c44011726ea0e6edef3c4bcf60e8301ef6531e3baa619ae60be54a828d0ffe0c70edcb23c3738aa4e25785b86916d49e4773b8bc1dc8ddfc23200caa52b5f22fb8cef0d7774bbea2011cea096b75bbafd156ebf5b22ff08d231eb3f96cdd06a3104dbc9cd2bd236603fcdffa5b312", 0xf2}, {&(0x7f0000ea8000-0x5)="e5af9f7480", 0x5}, {&(0x7f0000100000)="1a841c5fb17f279014e8cf445398377436225adf0d21d255cf7d7a711de4bf871d13732dc67a8d421c91fefd94f3079b9392b554a22d80c0b90d88810d4653ffd3a55775c722cf34645aa8738967742eb54dbfe277cb3b9314a9bf8d95a8e690e109a4c2223c2707031dd3759635457f4913640d3498ce2419926805c1fc26921975f54f82d7315e6cfee166290509b271365de52dd67ced50d1b93207d81ce0ac0e0d76da04ea3aa96f2742d96fa0934f055aedf83fbe07cc54a09b3dbaa4c365d8cb8f54a52e558d1bee980f938b68e4568a082e02401ab277d6f5005ab11fce", 0xe1}, {&(0x7f000038d000-0x5d)="2d3c1ce981bbcfc0cb8ed4242c6bff03e5b8bcbde85c4c34a9d1ccbdf881f93401dc9cd5bc9db75e1eb8435fe5f95f1888e1b5d5dd8c941c1f47075266761cc760ea6b31a2a70873ae68d8015ca4aa32cb2e86b039d33c6c377d484228", 0x5d}, {&(0x7f0000807000)="0727dca91d08e2420b4d3b3ab8ad4ed2c4949ac66addbe199d8dd3a1f43b9a81dc715596d53eb6b2d60cc1a8b5013f086ff6693cd724facd0346b543c6c43393ac57998508b6d4fe082c4b0cba2116a559876cf7350d915bc5ceff184c202fcc73165818aa11cb68b275edbc7b1c4b462ed99a1fc23f141ec7a3fc937bd353e00da4748ff14a8ba72caaceca770ad0cf31a62ec1b9c4d8ace66db0f23d701f0e7733cd04835ba084005db6e5050c8efb7092a98ccea1939db1", 0xb9}, {&(0x7f0000046000)="34de35186fedba7e8d480749b95e8613c30f9ca061c817801945326d5d6e1b03a9f284767343f0d71d5c7611c2981bd0331c56713974d8dde06db3cb2ad07d682b6e53b0de874fdd094f6b142dabc7080558fdbb839520fe22665f6bffba6149c236a108e732fdde13e0747d9bf5734a0b18fc4d8e39555d5bc92603d33c35f71ed0076d8b5d4473b88d8258e9e2c3867e411b2e65dfd9078a79567ef36edbef85714dcd11d46c63c3df1ba745", 0xad}], 0x6, 0x0, 0x0, 0x10}, {&(0x7f000014f000-0x60)={0x27, 0x80000000, 0x9, 0x7, 0x2, 0x5, "9fece649136571b58364019c7b2ca6fcd576cfb198d033cb6c360e0acb9b876e2ac1f1c7aa3ba5206307af927637bad040b5fd23b36b192c62f198f79fcfa8", 0x9}, 0x60, &(0x7f0000169000)=[{&(0x7f0000fd1000-0x7d)="e36614979d5e8cdca1dffe35aff5537f646fcf3a9c5fae35b620c97976cdf40fa59758b6fe1fc658ed1c9d1140f94066b204991fca2eb63625e957b0fd133021aac648ed0d61ada4a4db149a72e1b3d841824c58ca174343fe98142e9d035244e66647ea9963565eb53cbaa35602e7be355d26caad0608637ecf0adaaa", 0x7d}], 0x1, &(0x7f0000afe000-0x1010)={0x1010, 0x11f, 0x1, 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0x1010, 0x40000}, {&(0x7f000007e000-0x60)={0x27, 0x100, 0x2, 0x4, 0x0, 0x1, "61a1ab58251f47c3ffc564b0affef7468bd14bcba61eece2a99f85efb8eb39c1838227de6a549ed7272a0d7a3dec9b2e56a6b240de3e3b00f195e818db8688", 0x8}, 0x60, &(0x7f0000238000-0x40)=[{&(0x7f00000f3000-0x1c)="f2b5748dbd8365c8479bd18e712c3951ee5121a78e9e4f2801104d19", 0x1c}, {&(0x7f00009b0000-0x5c)="fffa6864bb975ec63da115eae26122673f4279a159c3e174a66981575c6d034e97983675305780d803294f29a5cc74ca78be687e3c60f2e13a2ce0cd262a5ed851ff8c3cdd4f116dbb66c1a7fd586477f4fbc30f170562c0a3381f19", 0x5c}, {&(0x7f0000c59000-0x47)="c861cd891e114e1ed1ffbf074cf7801cd0acce88571c267351f800595973d2df6f40575660a5e6eef03379ee7d1750ef579f24f96909b9ec7b92bd9d6f4a436faf71c08328a097", 0x47}, {&(0x7f0000054000)="3227df52a8028ed73ac122ecd3d65dc4a8a1ff480152327fa02a3c360cbbbeca5f8af7de20e4b0df2e8de3d6840d4446d5ef2f57cf1a476f47ba799b051c702e8c3b69e5cd9bcca84f55c20e756d2beaf3f2b48056bb2ff380a92a325eeeb537bbc386bf2caa2bba18c835971b64ce1d40293f17819727", 0x77}], 0x4, &(0x7f000015f000-0x98)={0x98, 0x10f, 0x6, "8035592a7789ab8102b2789b0889195ee7dd1852177eb89e39f981fd2f2d6a8f97e05ca544b34cc09177bae6610e369d199a41a9b0d37ee190cfc67b0cfbfd8359d1c2bd4e6358f6f63d9872974e1ee472f3fd011a16c0a9630e285c78d6651e71be3bb59747bb6676d6a1bfa09f71b1dc0865667b3674dc00645a7f62970580d3c1b5dfb1"}, 0x98, 0x1}, {&(0x7f00001a2000)={0x27, 0x5, 0x3, 0x7, 0x9, 0x20, "6514820826d4fce0481f2fe93f63ff5ccaa42e060c30bbf2c76ddac05e05e2d5df3b3a612b586c1873f673aef01f0cb0daabddee42d93e56d1ebfdc8098518", 0x35}, 0x60, &(0x7f000023e000)=[{&(0x7f00006db000-0xf7)="0671970cfab6361bafc7651eb060b54528896d7aee3fc0fada4c170e03e5619df6ad6faa19c9aa520fa001a09d18d7330b20f4136f737eb3079eb5185cf56b0ca481c2bec7acf38e3a32d07ec7d6b59f1f71f6aeacff6b171705001efce4fe27d382778e3219dc175e7479f86578884ac540192860f268bf36a0eb776ee692cce019bb93190f3cb72986eea7226042aad1f57b9e840e53bca46132e39d73e62351d380bc2ba9ad69a6155b60a177783a0c6dba4f0585b9b700383dc0d538a40397d4524cda7519546b222d1f3d069a359bc1a6dcd24a9f39549fc78f595b8a7682e3e4a27c14fcbe8ee263b930a6d996e347844de4b452", 0xf7}, {&(0x7f000088c000)="de800e220a84c750784da9d8d0069e627f6adecd8a7edb52d0a566737ee1ac8ef81a2ee02ea5dea97a7b2adfa7e7e4b6523a24ab6c1a9a950cbb5fd3665c30941ec10265690ea94a2a3705723348e0d274bda0a3bfe691db08", 0x59}, {&(0x7f0000061000-0xc9)="f826be0f16677c6d80fa191c33c95dc14aae0b6a7f5d2cadee18dd9adec9d71082827ed66f28de9231a71890a1b9b79e1aa4d87529ad3cbf004766d0cd2ee46c4fb658fe5c44129e2b7203efe48c6bdd3edf9bf740f41490ce20849fa3a63f88f2afbf5cea2e096fd465c62e1cc52894b6973b5716c2d389ea9496db902b0de1cdbfaeb7763d002822134726a09dae1e29275edc5d3837c395cfc9eb654b662cbd0bf7614e50d8f49634bb454ac05d53d3326e8521e78067e290b58cd0b1fea4037faa9f9ac70dee7e", 0xc9}, {&(0x7f00009f7000-0x7f)="af9d9f5665f5ee3e3487b388b6b58b0bff54fc2a49aed29c8c264b6fb7994e16409a866509bfca6eef276cfc24e72761b698bdcd6bc4123acce147122485fa0bda7a58db03379fd5f65bbfbb13f77fe16bc43010a9602cccd7c6b7c330aa7fca77ad9a5ab2e2901cf101a425cb983f6ed0fb100fe41aab6ffa86ac3bf50b00", 0x7f}, {&(0x7f0000a4d000-0xf7)="1ece3bc04b2bdd1a07ea8c89d923dec2cbc36ba3c3e7fd9bfe182038ee6b370a212b4832cfc7cd8565bdb1a0039c290737307d66a3fad04d051619b4032e0158886cb89fac306703cb02d091bc9d0e812d30b8f4ef3e7c32917aa6c7ce3583316ebc0b28fa1bed724682fd1d280cd7721df53acd4258a90af7f2de1de2091adf3b5c6ee9c1c8d756c873340e08f929cce8d9d3e1b19caf474598eec530fad5c12cf557e970db9d49ab778e8b997906732cca4f363f9fbaa5fcb72d00191828ab394f90161eb1ec789703dcb768737309e46645b3a0d63ae5f29f67c622176b3455cd47676cd373220410dbfb0ccb5c5c174c9fc63c2cdc", 0xf7}, {&(0x7f00007d8000)="6fcdb088da9200d68f826e9bc7caf889f234825f9b3bbbbb644811e365acd738e58d5d20f8705abca182dc64d528a2ba6c42a732ffbd79d9e8576e3f1d5bcb45db1253b474ef7dad09ca9e7ce982686a5c2d5e9d9a0be412af204c8f36e00e7158954e7642c1871573de20d8d00399768e916e60782bdf8dc04a0a386f17b4b46363ed34f07e2561d8333a3605d4acdc90c1911d3c8490fd08ef78f476925e3666d587", 0xa3}, {&(0x7f0000d22000)="7a871493acc4acd0275c241105eaed1e2c21e70a08cb62be08ff285aac3132c7f52c8a57fa5c317fc3b8c272463d0e4f3b25c0e516b27a57bed969f8229acc66288def70fd9fbbc24d601907f1596db2dc8b0c711b50768271d51c27863bc6323850c352a082200c70db92c2c3a67348e8b30769a7a1455164f66c213492977a76773f91c5d07007498eee8aeccf37117fd22c5c2f4dd53d141f25374ff1bf1effb4efaeadee57dc55c02cfe246f762a", 0xb0}, {&(0x7f000018a000-0x7c)="4cb68ed6534b2cd85b5610f0c928371cc0b931501b6011e2e6856f130edc38f908f105ae99b299a9aafba65a46b0c8e90f1a51de6b9b1db256211f322638504fb9d8dadee94afdd5db30c1650cba7ac4084efc45e803b7bd148ba72dac188f397493e15459cbe01c2de4090c9f676a0726f46e957a1d1d947a738a71", 0x7c}, {&(0x7f0000ec9000)="3b9aa3f31ee02ffed72691ee331a25bb73808ac142cb044b691670d2875fc2cfb6980e8d0f5edbca494f263684ffa6e9f089e501e676bc7b65edde4d7b7f", 0x3e}], 0x9, 0x0, 0x0, 0x80}, {&(0x7f0000b15000)={0x27, 0x200, 0x3, 0x5, 0x1, 0x6, "88737de3bbd1533c0a84a2d63c372a59a19a713671d6152decfb29f2bb35fc91c6aa05480690254605ac579b9d6974d6a8c258b3e6689317bb5801ad8de3f3", 0x4}, 0x60, &(0x7f0000731000)=[{&(0x7f00001e3000)="26f1ef73b1609bc35e4756ccb2572384e4fec985cd24b554f663311f100d30042bead1a222d2b82434083d86e508baeee0e2b29cf15ad27aa791935e4579452aff864d85e993d3eb2172c3b9430cfcbba45317d7d682bcdb58d283af0d9cb9dc4cbdab352952e2f5cffc2bc12fa3712d07c79f8665c5785b2148078fe1de34b5c5f02b037f4c0b93f613bc2092f94bfaf66a37303f4f6264f1f0b13fae18a9847092", 0xa2}, {&(0x7f0000fce000-0xb1)="205ff1f68e5a1e6228004af54660bdc0b6c8912e66fd6c344f5bfaa5cc687db34e40e98d84d5153f0518959113f28caeadca76b698bcad9d48663cbe7b933d560801a23cc80cad046d2eb8b4c0423fafc53a9f2e7ae879000e8e339893735e54fb422dac382728ba4e21f81d4ba2ff36d9d87d6d8e1ba316418398ee7733bc7b91a9b79030447f835aed2ac0701e6f8846fa8854695e405fcadeaa0ae9b9b11404cac2f2a5412cfeb53d0d62867ef285d8", 0xb1}], 0x2, 0x0, 0x0, 0x0}, {&(0x7f0000ed5000-0x60)={0x27, 0x8, 0x80, 0x7, 0x0, 0x7fff, "33931381194a6d1475a1094bbf4df66adce27209bb3df3e0ede84fde9d3dc0dd550696d2a1386543d1fa6c0dcfd4288c33f570b5f56c5f16ecba03e5156f8a", 0x2}, 0x60, &(0x7f0000c93000-0x10)=[{&(0x7f0000539000)="365352703101b89d65cbcd2d2c2b4c6ae64f769ce3b0e089553fcc151398759f36af779c0f7928033645893afb33d88f3c1db7", 0x33}], 0x1, &(0x7f0000581000+0xa15)={0x80, 0x1ff, 0x7, "c4ea9d778bff52dd6fc011680a7b65c4d3c3cf5a83cd58d77349b4de6531d1023cac8ba9ad2f4d423baf0097c169c6880745c55eda92453109523b3bd2f2581b23e05898cdacaab3c278fe4c287dce25a72d8014e619b6e320f086d8b48572eca2df71d104763a9371ebe37eae"}, 0x80, 0x1}], 0x8, 0x0) mmap(&(0x7f0000818000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000358000)={0x0, 0x80000, 0xffffffffffffffff}) mmap(&(0x7f000081a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000081b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r4, 0x84, 0xf, &(0x7f000063d000)={0x0, @in6={{0xa, 0x1, 0x8, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xf666, 0x40000000000, 0x8, 0x1, 0xfffffffe00000}, &(0x7f000081c000-0x4)=0xa0) ioctl$DRM_IOCTL_MODE_SETCRTC(r5, 0xc06864a2, &(0x7f00002b0000-0x68)={&(0x7f000081b000-0xc)=[], 0x0, 0x77, 0x100, 0x8a8e, 0x1, 0x0, {0x3, 0x4000ff, 0x3, 0x9, 0x101, 0xffffffff, 0xffffffffffffff81, 0x80, 0x80000001, 0x7, 0x9, 0xfa8, 0x3, 0x400000000000, "7d1954d763408b5609f4fdf344dec830affb23ed268eefcabee0e9c531219c9f"}}) mmap(&(0x7f000081a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000081a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) [ 346.136781] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 346.136788] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 346.136795] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 346.136801] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 347.593633] netlink: 'syz-executor7': attribute type 1 has an invalid length. [ 347.637323] syz4: port 1(syz4.0) entered blocking state [ 347.656280] syz4: port 1(syz4.0) entered disabled state [ 347.666427] FAULT_INJECTION: forcing a failure. [ 347.666427] name failslab, interval 1, probability 0, space 0, times 0 2017/12/16 07:45:39 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = accept4(r0, &(0x7f0000920000-0x10)=@in={0x0, 0x0, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f000013a000-0x4)=0x10, 0x0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f0000e90000-0x1e)={0x5, 0x8001, 0x8, "51f565d7f789", "8203b701b3444530448abd88aa763a9c"}) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000f06000-0x8)={0x0, 0x0}) [ 347.683461] CPU: 1 PID: 8677 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 347.690798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.700160] Call Trace: [ 347.702767] dump_stack+0x194/0x257 [ 347.706408] ? arch_local_irq_restore+0x53/0x53 [ 347.711106] should_fail+0x8c0/0xa40 [ 347.714831] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.719960] ? find_held_lock+0x39/0x1d0 [ 347.724050] ? __lock_is_held+0xbc/0x140 [ 347.728146] ? trace_event_raw_event_sched_switch+0x800/0x800 2017/12/16 07:45:39 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000677000-0x4)={0xffffffffffffffff}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000001000-0x44)={{0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x306, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xa, {0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f00001dc000-0x8)=0x1f) sendto$inet(r1, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:39 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000170000)=[], 0x0, 0x4840) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 347.734039] ? rcu_note_context_switch+0x710/0x710 [ 347.738975] should_failslab+0xec/0x120 [ 347.742946] kmem_cache_alloc+0x47/0x760 [ 347.747016] ? find_held_lock+0x39/0x1d0 [ 347.751090] __kernfs_new_node+0xe2/0x570 [ 347.755236] ? rds_tcp_dev_event+0xb0/0xca0 [ 347.759565] ? kernfs_dop_revalidate+0x380/0x380 [ 347.764331] ? check_noncircular+0x20/0x20 [ 347.768573] ? lock_release+0xda0/0xda0 [ 347.772565] ? check_noncircular+0x20/0x20 [ 347.776806] ? mark_held_locks+0xb2/0x100 [ 347.780967] kernfs_new_node+0x80/0xe0 2017/12/16 07:45:39 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f00001dc000-0x8)=0x1f) socketpair(0x13, 0x2, 0x3, &(0x7f0000094000+0x737)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f000008f000-0x6)={0x0, 0x1}, &(0x7f0000c65000-0x3)=0x6) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f00004c0000-0x8)={r2, 0x5}, &(0x7f0000252000)=0x8) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000e78000)={@common="6c6f0000000000000000000000000000", @ifru_addrs={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r3 = accept(r0, &(0x7f0000cfb000-0xe)=@l2={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0}, &(0x7f0000de7000-0x4)=0xe) getsockname$netrom(r3, &(0x7f0000390000-0x10)=@ax25={0x0, {"00000000000000"}, 0x0}, &(0x7f0000446000-0x4)=0x10) sendto$inet(r0, &(0x7f0000a48000)="", 0x0, 0x20000003, &(0x7f0000ac5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2017/12/16 07:45:39 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) accept4(r1, &(0x7f0000b29000)=@ax25={0x0, {"00000000000000"}, 0x0}, &(0x7f0000056000-0x4)=0x10, 0x80000) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 347.784843] kernfs_create_dir_ns+0x41/0x140 [ 347.789252] sysfs_create_dir_ns+0xbe/0x1d0 [ 347.793580] kobject_add_internal+0x335/0xbc0 [ 347.798084] ? kobj_ns_type_registered+0x50/0x50 [ 347.802842] ? kfree_const+0x31/0x40 [ 347.806558] ? rcu_read_lock_sched_held+0x108/0x120 [ 347.811584] ? kfree+0x1e7/0x250 [ 347.814960] ? kfree_const+0x36/0x40 [ 347.818675] kobject_init_and_add+0xf9/0x150 [ 347.823081] ? kset_create_and_add+0x170/0x170 [ 347.827680] ? __dev_set_allmulti+0x1cb/0x2c0 [ 347.832199] br_add_if+0x786/0x19a0 2017/12/16 07:45:39 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "726e670000000000000000000000", 0x0, 0x0, "647262675f70725f7368613235360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 347.835844] ? br_features_recompute+0x250/0x250 [ 347.840607] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 347.845624] ? ns_capable_common+0xcf/0x160 [ 347.849959] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 347.854967] add_del_if+0xfa/0x140 [ 347.858494] br_dev_ioctl+0xa2/0xc0 [ 347.862125] dev_ifsioc+0x333/0x9b0 [ 347.865755] ? dev_ifname+0x180/0x180 [ 347.869556] dev_ioctl+0x2c2/0xf90 [ 347.873087] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 347.878105] ? release_sock+0x1d4/0x2a0 [ 347.882085] ? trace_hardirqs_on+0xd/0x10 2017/12/16 07:45:39 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000ed000)="79733976d8000000000000200000000000000310bf5c34de00100000a71d9d9d35e5eb04000000c53402735060ea2a05ab9e37ba5fcbb49a991d559fbcfec7db061c6c821d8a59964b31169f428fc5fc093dc96cd1c2ba8df420c41220f79180e61298b3ff0f00000000000689528edf2c3dc9f61de91b2b31bbe9f0025acbb4ff41785bac937124f55dd2b5d168528e1fedde49a6ddfc530cdce320452cba79fbf042eda870bd619159069e89021450df56c13b20437de84ae782dc39a08aab17a76245a2dad2a77c2baa7b2fff9987249dee99808aa61ef81b685bb41e7a80cef46d606ccdd780cf7891c20a28a5319b19bbebe95c437a0fba7169ad363bb276c7e2773cd83693ab1a", 0x10a) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd278d6aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x4}], 0x18, 0x0}], 0x1, 0x0) pipe(&(0x7f0000ab1000-0x8)={0x0, 0x0}) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r2, 0x12, 0x2, &(0x7f00006ae000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000972000)=0x47) recvmsg(r1, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 347.886242] ? dev_load+0x1b0/0x1b0 [ 347.889858] ? _raw_spin_unlock_bh+0x30/0x40 [ 347.894260] ? release_sock+0x1d4/0x2a0 [ 347.898241] ? __release_sock+0x360/0x360 [ 347.902395] ? lock_sock_nested+0x91/0x110 [ 347.906637] ? trace_hardirqs_on+0xd/0x10 [ 347.910798] ? __local_bh_enable_ip+0x121/0x230 [ 347.915497] ? sctp_shutdown+0x2d0/0x2d0 [ 347.919564] ? sctp_ioctl+0x101/0x190 [ 347.923383] sock_do_ioctl+0x94/0xb0 [ 347.927098] ? sock_do_ioctl+0x94/0xb0 [ 347.930967] sock_ioctl+0x2c2/0x440 [ 347.934583] ? dlci_ioctl_set+0x40/0x40 [ 347.938562] do_vfs_ioctl+0x1b1/0x1530 [ 347.942456] ? _cond_resched+0x14/0x30 [ 347.946356] ? ioctl_preallocate+0x2b0/0x2b0 [ 347.950773] ? selinux_capable+0x40/0x40 [ 347.954834] ? __sb_end_write+0x9e/0xd0 [ 347.958800] ? fput+0xd2/0x140 [ 347.961999] ? security_file_ioctl+0x89/0xb0 [ 347.966401] SyS_ioctl+0x8f/0xc0 [ 347.969755] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 347.974494] RIP: 0033:0x452a39 [ 347.977666] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 2017/12/16 07:45:39 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f3b000)={0x26, "6165616400000000000000000000", 0x0, 0x0, "736571697628726663343130362867636d2861657329292900000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000752000-0x14)="79733976d8c30a4aead960f2bd08cfe62785ce10", 0x14) socketpair$inet(0x2, 0x3, 0x200, &(0x7f0000759000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f000038d000-0x98)={0x0, @in6={{0xa, 0x0, 0x6, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x9cc, 0x7}, &(0x7f0000a99000-0x4)=0x98) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000860000)={r2, @in6={{0xa, 0x1, 0x2, @loopback={0x0, 0x1}, 0x866}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x7, 0x3f}, 0x98) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r3, &(0x7f0000e5b000)=[{0x0, 0x0, &(0x7f0000d10000)=[{&(0x7f000038f000)="e56b89762f03abd25ab9aa156c91f18d", 0x10}], 0x1, &(0x7f00003aa000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x0}], 0x1, 0x0) recvmsg(r3, &(0x7f000053a000-0x38)={&(0x7f0000276000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f00002b2000-0x10)=[{&(0x7f00007d5000-0x7d)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x7d}], 0x1, &(0x7f0000bdb000-0x2e)="", 0x0, 0xfffffffffffffffc}, 0x0) [ 347.985362] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 347.992610] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 347.999866] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 348.007119] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 348.014365] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 348.021871] ------------[ cut here ]------------ [ 348.026872] kobject_add_internal failed for brport (error: -12 parent: syz4.0) [ 348.034695] WARNING: CPU: 0 PID: 8677 at lib/kobject.c:244 kobject_add_internal+0x3f6/0xbc0 [ 348.043178] Kernel panic - not syncing: panic_on_warn set ... [ 348.043178] [ 348.050519] CPU: 0 PID: 8677 Comm: syz-executor4 Not tainted 4.15.0-rc2+ #155 [ 348.057763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.067101] Call Trace: [ 348.069686] dump_stack+0x194/0x257 [ 348.073306] ? arch_local_irq_restore+0x53/0x53 [ 348.077965] ? vsnprintf+0x1ed/0x1900 [ 348.081745] panic+0x1e4/0x41c [ 348.084921] ? refcount_error_report+0x214/0x214 [ 348.089661] ? show_regs_print_info+0x18/0x18 [ 348.094139] ? __warn+0x1c1/0x200 [ 348.097572] ? kobject_add_internal+0x3f6/0xbc0 [ 348.102224] __warn+0x1dc/0x200 [ 348.105493] ? console_unlock+0x983/0xd80 [ 348.109633] ? kobject_add_internal+0x3f6/0xbc0 [ 348.114287] report_bug+0x211/0x2d0 [ 348.117893] fixup_bug.part.11+0x37/0x80 [ 348.121933] do_error_trap+0x2d7/0x3e0 [ 348.125805] ? __down_trylock_console_sem+0x10d/0x1e0 [ 348.130980] ? math_error+0x400/0x400 [ 348.134761] ? vprintk_emit+0x3ea/0x590 [ 348.138732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.143565] do_invalid_op+0x1b/0x20 [ 348.147255] invalid_op+0x18/0x20 [ 348.150684] RIP: 0010:kobject_add_internal+0x3f6/0xbc0 [ 348.155935] RSP: 0018:ffff8801cbeff7b8 EFLAGS: 00010282 [ 348.161278] RAX: dffffc0000000008 RBX: ffff8801cb7e0188 RCX: ffffffff815a047e [ 348.168521] RDX: 0000000000010000 RSI: ffffc90001fe5000 RDI: ffff8801db416f18 [ 348.175763] RBP: ffff8801cbeff8b0 R08: 1ffff100397dfe74 R09: 0000000000000000 [ 348.183028] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff100397dfefd [ 348.190277] R13: 00000000fffffff4 R14: ffff8801c3dea9e8 R15: ffff8801d39960c0 [ 348.197536] ? vprintk_func+0x5e/0xc0 [ 348.201318] ? kobject_add_internal+0x3f6/0xbc0 [ 348.205967] ? kobj_ns_type_registered+0x50/0x50 [ 348.210698] ? kfree_const+0x31/0x40 [ 348.214385] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.219377] ? kfree+0x1e7/0x250 [ 348.222718] ? kfree_const+0x36/0x40 [ 348.226411] kobject_init_and_add+0xf9/0x150 [ 348.230797] ? kset_create_and_add+0x170/0x170 [ 348.235359] ? __dev_set_allmulti+0x1cb/0x2c0 [ 348.239838] br_add_if+0x786/0x19a0 [ 348.243451] ? br_features_recompute+0x250/0x250 [ 348.248182] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 348.253174] ? ns_capable_common+0xcf/0x160 [ 348.257478] ? br_ioctl_deviceless_stub+0x9a0/0x9a0 [ 348.262468] add_del_if+0xfa/0x140 [ 348.265984] br_dev_ioctl+0xa2/0xc0 [ 348.269595] dev_ifsioc+0x333/0x9b0 [ 348.273199] ? dev_ifname+0x180/0x180 [ 348.276993] dev_ioctl+0x2c2/0xf90 [ 348.280518] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 348.285509] ? release_sock+0x1d4/0x2a0 [ 348.289465] ? trace_hardirqs_on+0xd/0x10 [ 348.293594] ? dev_load+0x1b0/0x1b0 [ 348.297200] ? _raw_spin_unlock_bh+0x30/0x40 [ 348.301583] ? release_sock+0x1d4/0x2a0 [ 348.305542] ? __release_sock+0x360/0x360 [ 348.309668] ? lock_sock_nested+0x91/0x110 [ 348.313877] ? trace_hardirqs_on+0xd/0x10 [ 348.318000] ? __local_bh_enable_ip+0x121/0x230 [ 348.322670] ? sctp_shutdown+0x2d0/0x2d0 [ 348.326710] ? sctp_ioctl+0x101/0x190 [ 348.330496] sock_do_ioctl+0x94/0xb0 [ 348.334183] ? sock_do_ioctl+0x94/0xb0 [ 348.338050] sock_ioctl+0x2c2/0x440 [ 348.341652] ? dlci_ioctl_set+0x40/0x40 [ 348.345606] do_vfs_ioctl+0x1b1/0x1530 [ 348.349472] ? _cond_resched+0x14/0x30 [ 348.353338] ? ioctl_preallocate+0x2b0/0x2b0 [ 348.357725] ? selinux_capable+0x40/0x40 [ 348.361763] ? __sb_end_write+0x9e/0xd0 [ 348.365716] ? fput+0xd2/0x140 [ 348.368889] ? security_file_ioctl+0x89/0xb0 [ 348.373289] SyS_ioctl+0x8f/0xc0 [ 348.376641] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 348.381369] RIP: 0033:0x452a39 [ 348.384531] RSP: 002b:00007f8691b6bc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 348.392215] RAX: ffffffffffffffda RBX: 00007f8691b6baa0 RCX: 0000000000452a39 [ 348.399459] RDX: 0000000020ec8fd8 RSI: 00000000000089a2 RDI: 0000000000000013 [ 348.406712] RBP: 00007f8691b6ba90 R08: 0000000000000000 R09: 0000000000000000 [ 348.413962] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b75fb [ 348.421213] R13: 00007f8691b6bbc8 R14: 00000000004b75fb R15: 0000000000000000 [ 348.429264] Dumping ftrace buffer: [ 348.432984] (ftrace buffer empty) [ 348.436668] Kernel Offset: disabled [ 348.440274] Rebooting in 86400 seconds..