INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.31' (ECDSA) to the list of known hosts. 2018/04/06 23:44:06 fuzzer started 2018/04/06 23:44:06 dialing manager at 10.128.0.26:38639 2018/04/06 23:44:12 kcov=true, comps=false 2018/04/06 23:44:15 executing program 0: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'syz_tun\x00', 0x0}) bind$packet(r0, &(0x7f0000000180)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x14) syz_emit_ethernet(0x16, &(0x7f0000000480)={@link_local={0x1, 0x80, 0xc2}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@llc_tr={0x11, {@snap={0x0, 0x0, "9b", "f02b3b"}}}}}, &(0x7f0000000340)) 2018/04/06 23:44:15 executing program 1: r0 = socket$inet(0x2, 0x200000000003, 0x2) setsockopt$inet_int(r0, 0x0, 0x1000000000d1, &(0x7f00000000c0)=0x1, 0x4) setsockopt$inet_int(r0, 0x0, 0xcf, &(0x7f0000002000), 0x4) 2018/04/06 23:44:15 executing program 7: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$intptr(0x4, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='ns\x00') fstat(r0, &(0x7f0000564000)) 2018/04/06 23:44:15 executing program 2: pipe(&(0x7f0000c3b000)={0x0, 0x0}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) vmsplice(r0, &(0x7f0000f14000)=[{&(0x7f0000853fde)="8d", 0x1}], 0x1, 0x0) clone(0x0, &(0x7f0000000000), &(0x7f00000000c0), &(0x7f0000000100), &(0x7f0000000140)) writev(r3, &(0x7f000040c000)=[{&(0x7f00002f7000)='f', 0x1}], 0x1) tee(r2, r1, 0x3c, 0x0) 2018/04/06 23:44:15 executing program 4: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0x9}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x930000, 0x930000, 0x705000, &(0x7f0000000240)) 2018/04/06 23:44:15 executing program 3: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0xb}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0xa3) socketpair$inet_icmp_raw(0x7ffffffff000, 0x930000, 0x705000, &(0x7f0000000080)) 2018/04/06 23:44:15 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x74}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x2, 0x730000, 0x1, &(0x7f0000000080)) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000340)='./file0\x00', &(0x7f00000000c0)='fuseblk\x00', 0x0, &(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f0000000300)={0x0, 0x0, 0x8}, 0x2c) 2018/04/06 23:44:15 executing program 6: socketpair(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5452, &(0x7f0000003780)="2d26f263b0eb68a858b49254645003d305") sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)='d', 0x1}], 0x1, &(0x7f0000000400)=ANY=[]}, 0x0) close(r1) syzkaller login: [ 43.850815] ip (3753) used greatest stack depth: 54672 bytes left [ 44.846122] ip (3847) used greatest stack depth: 54200 bytes left [ 47.398772] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.421480] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.429682] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.597231] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.668807] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.774898] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.868695] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.878333] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.176370] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.199957] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.248655] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.308254] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.404349] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.455761] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.538985] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.700294] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.927417] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.933682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.942618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.979540] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.988713] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.997343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.007527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.054615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.082273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.114628] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.121697] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.131868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.167806] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.185549] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.229594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.271252] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.277467] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.303856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.390086] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.396420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.414615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.521430] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.527670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.540196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/06 23:44:33 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='dctcp\x00', 0x6) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000180)='highspeed\x00', 0x35d) getsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000100), &(0x7f0000000140)=0x4) shutdown(r0, 0x1) getsockopt$inet_sctp_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) 2018/04/06 23:44:33 executing program 7: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x400000a6}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x16, 0x1fcf, 0x1, &(0x7f0000000080)) 2018/04/06 23:44:33 executing program 4: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0x9}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x930000, 0x930000, 0x705000, &(0x7f0000000240)) 2018/04/06 23:44:33 executing program 6: socketpair$unix(0x1, 0x802, 0x0, &(0x7f00000001c0)={0x0, 0x0}) r1 = syz_open_procfs(0x0, &(0x7f0000000200)='net/igmp\x00') sendfile(r0, r1, &(0x7f0000000080), 0x1000000000fe) 2018/04/06 23:44:33 executing program 1: r0 = socket$unix(0x1, 0x1, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000200)="6e65742f72617736001f9f1f9df7302122757c1c2f776eaf27683d8985f2abb7857b013c6484a6d0c402654c49a284dbd9") sendfile(r0, r1, &(0x7f000097d000)=0x10000000, 0xff) 2018/04/06 23:44:33 executing program 3: mknod(&(0x7f0000000040)='./file0\x00', 0xb, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000200)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) execve(&(0x7f0000000000)='./file0\x00', &(0x7f00000affc0), &(0x7f0000000080)) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f00000000c0), 0x10) 2018/04/06 23:44:33 executing program 2: pipe(&(0x7f0000c3b000)={0x0, 0x0}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) vmsplice(r0, &(0x7f0000f14000)=[{&(0x7f0000853fde)="8d", 0x1}], 0x1, 0x0) clone(0x0, &(0x7f0000000000), &(0x7f00000000c0), &(0x7f0000000100), &(0x7f0000000140)) writev(r3, &(0x7f000040c000)=[{&(0x7f00002f7000)='f', 0x1}], 0x1) tee(r2, r1, 0x3c, 0x0) 2018/04/06 23:44:33 executing program 5: pipe2(&(0x7f0000f61000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x2000)=nil, 0x2000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000080)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x1c) dup2(r1, r0) dup2(r0, r2) 2018/04/06 23:44:33 executing program 1: r0 = socket$unix(0x1, 0x1, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000200)="6e65742f72617736001f9f1f9df7302122757c1c2f776eaf27683d8985f2abb7857b013c6484a6d0c402654c49a284dbd9") sendfile(r0, r1, &(0x7f000097d000)=0x10000000, 0xff) 2018/04/06 23:44:33 executing program 4: perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_int(r0, 0x107, 0x9, &(0x7f0000001000), &(0x7f0000000000)=0x4) 2018/04/06 23:44:33 executing program 6: socketpair$unix(0x1, 0x802, 0x0, &(0x7f00000001c0)={0x0, 0x0}) r1 = syz_open_procfs(0x0, &(0x7f0000000200)='net/igmp\x00') sendfile(r0, r1, &(0x7f0000000080), 0x1000000000fe) 2018/04/06 23:44:33 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='dctcp\x00', 0x6) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) getsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000100), &(0x7f0000000140)=0x4) shutdown(r0, 0x1) 2018/04/06 23:44:33 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f00007c4a56)="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", 0x598, 0x80048000, &(0x7f0000e3efe4)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)="359f1e0e25", 0x5, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f22", 0xc, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:33 executing program 3: mknod(&(0x7f0000000040)='./file0\x00', 0xb, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000200)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) execve(&(0x7f0000000000)='./file0\x00', &(0x7f00000affc0), &(0x7f0000000080)) getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f00000000c0), 0x10) 2018/04/06 23:44:33 executing program 1: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f0000000000)={0x0, 0x1}, 0xc) 2018/04/06 23:44:33 executing program 6: 2018/04/06 23:44:33 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) write(r0, &(0x7f00007d9fdc)="240000005a001f0314f9f407125a00001e13171308001000fff708ff0800020001000000", 0x24) 2018/04/06 23:44:33 executing program 0: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) mlock(&(0x7f0000003000/0x4000)=nil, 0x4000) mlock(&(0x7f0000002000/0x1000)=nil, 0x1000) 2018/04/06 23:44:33 executing program 7: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(0xffffffffffffffff, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) 2018/04/06 23:44:33 executing program 3: r0 = socket(0x10, 0x8400000000002, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000000000)=0x10000025c) setreuid(0x0, r1) 2018/04/06 23:44:33 executing program 5: pipe2(&(0x7f0000f61000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x2000)=nil, 0x2000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000080)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x1c) dup2(r1, r0) dup2(r0, r2) 2018/04/06 23:44:33 executing program 2: capset(&(0x7f0000000240)={0x20071026}, &(0x7f0000000280)={0x7fff}) 2018/04/06 23:44:34 executing program 6: socketpair$unix(0x1, 0x1000000000005, 0x0, &(0x7f000021bff8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000021ff0)={0x2, &(0x7f0000016000)=[{0x28, 0x0, 0x0, 0xa688}, {0x6}]}, 0xffffffffffffff37) write(r1, &(0x7f0000000000), 0x0) [ 59.972250] capability: warning: `syz-executor2' uses deprecated v2 capabilities in a way that may be insecure 2018/04/06 23:44:34 executing program 4: 2018/04/06 23:44:34 executing program 3: 2018/04/06 23:44:34 executing program 1: 2018/04/06 23:44:34 executing program 0: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) mlock(&(0x7f0000003000/0x4000)=nil, 0x4000) mlock(&(0x7f0000002000/0x1000)=nil, 0x1000) 2018/04/06 23:44:34 executing program 2: 2018/04/06 23:44:34 executing program 7: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(0xffffffffffffffff, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000700)=0x84) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) 2018/04/06 23:44:34 executing program 6: 2018/04/06 23:44:34 executing program 3: 2018/04/06 23:44:34 executing program 7: 2018/04/06 23:44:34 executing program 0: 2018/04/06 23:44:34 executing program 4: 2018/04/06 23:44:34 executing program 1: 2018/04/06 23:44:34 executing program 6: 2018/04/06 23:44:34 executing program 2: 2018/04/06 23:44:34 executing program 5: 2018/04/06 23:44:34 executing program 2: 2018/04/06 23:44:34 executing program 1: 2018/04/06 23:44:34 executing program 4: 2018/04/06 23:44:34 executing program 3: 2018/04/06 23:44:34 executing program 7: 2018/04/06 23:44:34 executing program 0: 2018/04/06 23:44:34 executing program 6: 2018/04/06 23:44:35 executing program 5: 2018/04/06 23:44:35 executing program 1: 2018/04/06 23:44:35 executing program 2: 2018/04/06 23:44:35 executing program 3: 2018/04/06 23:44:35 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='bond0\x00', 0x10) sendto$inet(r0, &(0x7f0000482000), 0x2e4, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/06 23:44:35 executing program 6: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000002c0)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") fsetxattr(r0, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000080)='\x00', 0x133, 0x0) 2018/04/06 23:44:35 executing program 0: 2018/04/06 23:44:35 executing program 5: 2018/04/06 23:44:35 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) close(r0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r3, &(0x7f0000001000)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e20, @rand_addr=0x3f}, 0x10) listen(r3, 0x0) listen(r2, 0x0) dup3(r1, r0, 0x0) 2018/04/06 23:44:35 executing program 1: 2018/04/06 23:44:35 executing program 5: 2018/04/06 23:44:35 executing program 0: 2018/04/06 23:44:35 executing program 2: 2018/04/06 23:44:35 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000000)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x5c) 2018/04/06 23:44:35 executing program 7: r0 = socket$inet6(0xa, 0x200000002, 0x0) setsockopt$sock_int(r0, 0x1, 0x2a, &(0x7f0000000040), 0x4) 2018/04/06 23:44:35 executing program 6: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000000)={@in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}, 0x0, 0x7f, 0x0, "18a94c8b4a172e0a0c5d0aef9fd46a83b6617a1a9f8568cba1dd32f398da6b75a888a24d87e4271373a3fd9e4aa176e33b23432c023db46da24dd057d6370dbdaa41bd0a6a6ab8b0d7a47a71b4414dbb"}, 0xd8) 2018/04/06 23:44:35 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'ifb0\x00', 0x4012}) mmap(&(0x7f0000015000/0x200000)=nil, 0x200000, 0x2000004, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000040)={0x0, 0x2aaaaaaaaaaaac18}) 2018/04/06 23:44:35 executing program 0: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x4, 0x0, 0x0, 0x1000000000000004, 0x400000a2}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x16, 0x3, 0x1, &(0x7f0000000180)) 2018/04/06 23:44:35 executing program 5: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) openat$cgroup_procs(r0, &(0x7f0000000040)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_procs(r0, &(0x7f0000000100)='cgroup.procs\x00', 0x2, 0x0) 2018/04/06 23:44:35 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0x400080}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl(r0, 0x44000002288, &(0x7f000045bfd3)) 2018/04/06 23:44:35 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000001c0)={{0x2}, {}, 0x0, {0x2, 0x0, @rand_addr}, 'lo\x00'}) 2018/04/06 23:44:35 executing program 2: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x40000000000007, 0x57}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x7ffffffff000, 0x3, 0x1, &(0x7f0000000580)) 2018/04/06 23:44:35 executing program 6: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x400000a2}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x16, 0x1fcf, 0x1, &(0x7f0000000180)) 2018/04/06 23:44:35 executing program 1: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x400000a2}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x16, 0x1fd9, 0x1, &(0x7f0000000180)) 2018/04/06 23:44:35 executing program 4: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7, 0x9}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x930000, 0x930000, 0x705000, &(0x7f0000000080)) 2018/04/06 23:44:35 executing program 3: syz_open_procfs(0x0, &(0x7f000000b000)='environ\x00') r0 = syz_open_dev$sndseq(&(0x7f0000f8eff3)='/dev/snd/seq\x00', 0x0, 0x20401) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000000)={0x0, 0x0, 0x0, 'queue0\x00'}) write$sndseq(r0, &(0x7f000052a000), 0x232) 2018/04/06 23:44:35 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000000)=0x6, 0x4) 2018/04/06 23:44:35 executing program 5: r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) bind$inet(r0, &(0x7f00000f0ff0)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000c73000)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23}, 0x10) writev(r0, &(0x7f0000000200)=[{&(0x7f0000d41000)="99261065b1004c0372c17a79b1baa05c610f44aa751b7fec72ce22941b7016f7d0bbec5598716cc567ea1045a05f8caf9b577a08ff770f5d7e86b8a5028e8a7236a627b06136c40f8b2e9967ff067cb496b663f71423560eb46622298d698e0ab2860acb95b974a5128c24ec1341cc35e83242855fa2c77cb5c164f516ebcd7a1e52d5db6c8808b8ffcb19f2ce4adcd5cd735448a0776f54ba333cd30d14bcf26b68d8dab31d0d31afadd6857bb9ae9e9039184e872286558b3fb087c45699f36443fd40f920d1ed395aacf949d18ccc0f8181b64ba5b03bac62c78d72adf0565512", 0xe2}], 0x1) readv(r0, &(0x7f0000db0fd0)=[{&(0x7f00008e0000)=""/4096, 0x1000}], 0x1) readv(r0, &(0x7f0000001800)=[{&(0x7f0000000800)=""/4096, 0x1000}], 0x1) 2018/04/06 23:44:35 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'erspan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x0, 0xf0ffffffffffff}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/06 23:44:36 executing program 2: r0 = socket$inet(0x2b, 0x8000000001, 0x800000001) poll(&(0x7f0000000080)=[{r0}], 0x1, 0x0) sendto$inet(r0, &(0x7f00000000c0), 0x0, 0x20000800, &(0x7f0000000040)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/06 23:44:36 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'bond0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000004300)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000000)=@newlink={0x28, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x4, 0x2}]}]}, 0x28}, 0x1}, 0x0) 2018/04/06 23:44:36 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000000040)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000000), 0x4) r1 = socket(0x200000000010, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f00001cb000)={&(0x7f00008e5ff4)={0x10}, 0xc, &(0x7f0000f4a000)={&(0x7f000019bf9b)={0x14, 0x2a, 0x311}, 0x14}, 0x1}, 0x0) sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x14, 0x0, 0x0, 0x0, 0x0, {0x8}}, 0x14}, 0x1}, 0x0) write(r1, &(0x7f000095c000)="2400000026007f000000000000007701000000ff0100000000000000ffffffff0100ff10", 0x24) 2018/04/06 23:44:36 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x400) 2018/04/06 23:44:36 executing program 7: r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$sock_netrom_TIOCOUTQ(r0, 0x5411, &(0x7f0000000300)) 2018/04/06 23:44:36 executing program 4: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_route(r0, &(0x7f00000fa000)={&(0x7f0000c1b000)={0x10}, 0xc, &(0x7f000052aff0)={&(0x7f0000634000)=@delneigh={0x1c, 0x1d, 0x301, 0x0, 0x0, {0x1f}}, 0x1c}, 0x1}, 0x0) socketpair$inet6(0xa, 0x0, 0x0, &(0x7f0000000000)) bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1_mb\x00'}, 0x58) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000001580)={{{@in6, @in6=@mcast2}}, {{@in6=@local}, 0x0, @in6=@mcast1}}, &(0x7f0000000140)=0xe8) write(0xffffffffffffffff, &(0x7f0000ffdffb), 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000), 0x401) execveat(0xffffffffffffffff, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000d0e000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804002000fffc0c6565643b799365005f1b76"], 0x1000) 2018/04/06 23:44:36 executing program 3: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x400000a2}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x16, 0x3, 0x1, &(0x7f0000000180)) 2018/04/06 23:44:36 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000004440)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) close(r0) 2018/04/06 23:44:36 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000006c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'\x00', 0x2001}) 2018/04/06 23:44:36 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) sendmmsg(r0, &(0x7f0000001d80)=[{{&(0x7f00000003c0)=@in6={0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f00000000c0), 0x0, &(0x7f0000001dc0)=[{0xe40, 0x0, 0x0, "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"}, {0xb8, 0x117, 0xfffffffffffffff7, "b12a00ea5a7f606ff0b755fcc2db8dc2c48b6d27ab29108da9f66aef366d47701096731434645f9224782e6e7148768f08cf52d2fe1f138998c568261f6ee696df4c39aa3303aa5a2db837b71c59d6866e9eb073119b4abab8d0b68649f2719dc678c6cdfad7bdcb040783063debec64a0d209ec9a1b9983d4d2f77a9f34f465667a3afc7634f398a2d494254101b155885b6b40dfd1ed5f4e7c37cfdf8cd71cf283185ddc218ae7106a41d3"}, {0x84, 0x114, 0xfffffffffffff000, "d69c62f7b44071784e999dffe6fef1abba41fe34eaf63bb68a6d916532b851b4751bfa9a4cb61726a5e7c7802c597676d5149e1ae988145f0ce85984d5c4ebf4105869ad1b1a588c5813bf054dc702737af373414abe6772ddade92ba3ae34f7f2362b081dd19e54821311b4b3476d4eb32c4236979387"}], 0xf7c}}], 0x1, 0x0) 2018/04/06 23:44:36 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x400) 2018/04/06 23:44:36 executing program 7: syz_mount_image$bfs(&(0x7f0000000040)='bfs\x00', &(0x7f0000000080)='./file1\x00', 0x0, 0x0, &(0x7f00000007c0), 0x2004, 0x0) 2018/04/06 23:44:36 executing program 5: r0 = socket$inet6(0xa, 0x80001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000003c0)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000a83000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x108) 2018/04/06 23:44:36 executing program 7: syz_mount_image$bfs(&(0x7f0000000040)='bfs\x00', &(0x7f0000000080)='./file1\x00', 0x0, 0x0, &(0x7f00000007c0), 0x2004, 0x0) 2018/04/06 23:44:36 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x400) 2018/04/06 23:44:36 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) sendto$inet6(r0, &(0x7f0000340f47), 0x0, 0x0, &(0x7f0000d6bfe4)={0xa, 0x4e20}, 0x1c) 2018/04/06 23:44:36 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000006c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'\x00', 0x2001}) 2018/04/06 23:44:36 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f000060c000)='oom_score_adj\x00') fchmod(r0, 0x0) 2018/04/06 23:44:36 executing program 4: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_route(r0, &(0x7f00000fa000)={&(0x7f0000c1b000)={0x10}, 0xc, &(0x7f000052aff0)={&(0x7f0000634000)=@delneigh={0x1c, 0x1d, 0x301, 0x0, 0x0, {0x1f}}, 0x1c}, 0x1}, 0x0) socketpair$inet6(0xa, 0x0, 0x0, &(0x7f0000000000)) bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1_mb\x00'}, 0x58) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000001580)={{{@in6, @in6=@mcast2}}, {{@in6=@local}, 0x0, @in6=@mcast1}}, &(0x7f0000000140)=0xe8) write(0xffffffffffffffff, &(0x7f0000ffdffb), 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000), 0x401) execveat(0xffffffffffffffff, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000d0e000), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000000060804002000fffc0c6565643b799365005f1b76"], 0x1000) 2018/04/06 23:44:36 executing program 3: r0 = socket(0xa, 0x80000000001, 0x0) r1 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000004c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0x1c) keyctl$chown(0x4, r1, 0x0, r2) 2018/04/06 23:44:36 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x2, [{{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2}}]}, 0x18c) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:36 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f000060c000)='oom_score_adj\x00') fchmod(r0, 0x0) 2018/04/06 23:44:37 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x400) 2018/04/06 23:44:37 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/06 23:44:37 executing program 5: r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x8002) write(r0, &(0x7f0000000480)="dbef803e3d9f1d4accd8cffe0dc7f966d9a5c6f2e189c5d7acad0e771f13d8cb59029b50c476f0a0b541c6e207704967369a0900af223d42438b496a0304ac09000000000000a70f330e6fe3a1c9c76f314ffab32900000000000000000000", 0x5f) write$sndseq(r0, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x38) ppoll(&(0x7f0000563fe0)=[{r0}], 0x1, &(0x7f0000313ff0), &(0x7f0000cee000), 0x8) 2018/04/06 23:44:37 executing program 3: r0 = socket(0xa, 0x80000000001, 0x0) r1 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000004c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0x1c) keyctl$chown(0x4, r1, 0x0, r2) 2018/04/06 23:44:37 executing program 4: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x40000000000007, 0x57}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x400000, 0x3, 0x1, &(0x7f0000000580)) 2018/04/06 23:44:37 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) 2018/04/06 23:44:37 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) sendto$inet6(r0, &(0x7f0000340f47), 0x0, 0x0, &(0x7f0000d6bfe4)={0xa, 0x4e20}, 0x1c) 2018/04/06 23:44:37 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0xe9}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb630000000000000006fdc24e95e12aa7748f9f393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x2, 0x2, 0x1, &(0x7f0000000080)) [ 63.583733] sg_write: data in/out 1243455257/47 bytes for SCSI command 0xc4-- guessing data in; [ 63.583733] program syz-executor5 not setting count and/or reply_len properly 2018/04/06 23:44:37 executing program 1: r0 = socket(0xa, 0x80000000001, 0x0) ioctl$sock_netrom_SIOCGSTAMPNS(r0, 0x8907, &(0x7f0000000000)) 2018/04/06 23:44:37 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000180), 0x0, 0x8080, &(0x7f0000319ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000340), 0x0, 0x0, &(0x7f00000001c0)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) 2018/04/06 23:44:37 executing program 0: sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:37 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000c03ff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000002e80)=0x10) [ 63.685979] sg_write: data in/out 1243455257/47 bytes for SCSI command 0xc4-- guessing data in; [ 63.685979] program syz-executor5 not setting count and/or reply_len properly 2018/04/06 23:44:37 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000bbfff6)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000bcafe0)=[{&(0x7f0000a04f40)=""/192, 0xc0}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f000079efdc)) r1 = syz_open_pts(r0, 0x801) dup3(r1, r0, 0x0) poll(&(0x7f0000000040)=[{r0}], 0x20000000000001a6, 0x5d) write(r1, &(0x7f00000b5000)='\b', 0x1) 2018/04/06 23:44:37 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/06 23:44:38 executing program 1: r0 = socket$inet6(0x10, 0x2000000000803, 0x0) sendmsg(r0, &(0x7f0000000240)={&(0x7f0000000180)=@nl=@kern={0x10}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000100)="5500000018007fafb72d1cb2a4a280930206000700a843096c26236925000b0000040149a3c728f1c46b7b31afdc1338d54400009b84132200bf0cec6bab91d40000000000000000000000000000003baba803d6a2", 0x55}], 0x1, &(0x7f0000000040)}, 0x0) 2018/04/06 23:44:38 executing program 0: sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:38 executing program 5: r0 = socket$inet(0x2, 0x80000000003, 0x2) sendto$inet(r0, &(0x7f00002df000), 0x0, 0x0, &(0x7f0000fd9ff0)={0x2, 0x0, @rand_addr}, 0x10) close(r0) 2018/04/06 23:44:38 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000180), 0x0, 0x8080, &(0x7f0000319ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000340), 0x0, 0x0, &(0x7f00000001c0)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) 2018/04/06 23:44:38 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'erspan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@bridge_delneigh={0x28, 0x1c, 0xf07, 0x0, 0x0, {0x7, 0x0, 0x0, r1, 0x2}, [@NDA_LLADDR={0xa, 0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}]}, 0x28}, 0x1}, 0x0) 2018/04/06 23:44:38 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/06 23:44:38 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000bbfff6)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000bcafe0)=[{&(0x7f0000a04f40)=""/192, 0xc0}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f000079efdc)) r1 = syz_open_pts(r0, 0x801) dup3(r1, r0, 0x0) poll(&(0x7f0000000040)=[{r0}], 0x20000000000001a6, 0x5d) write(r1, &(0x7f00000b5000)='\b', 0x1) 2018/04/06 23:44:38 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) sendto$inet6(r0, &(0x7f0000340f47), 0x0, 0x0, &(0x7f0000d6bfe4)={0xa, 0x4e20}, 0x1c) 2018/04/06 23:44:38 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x2, [{{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}]}, 0x18c) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) [ 64.759908] netlink: 'syz-executor1': attribute type 11 has an invalid length. 2018/04/06 23:44:38 executing program 0: sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:38 executing program 1: msgget(0x0, 0x0) 2018/04/06 23:44:38 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000b88ff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000340)={0x0, 0x0, 0x0, "71756575653100000000000000000000000000000000000000000000b900"}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a45320, &(0x7f000009ef58)={{}, "706f7274310000004000000000000000000000d600fffffff0000000000000000000eda4000000000000000700", 0x0, 0x2}) readv(r0, &(0x7f0000459000)=[{&(0x7f0000fd5fc3)=""/61, 0x3d}], 0x1) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000280)={0x0, 0x0, 0x0, 'queue1\x00'}) 2018/04/06 23:44:38 executing program 7: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000b4e000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}}) pipe2(&(0x7f0000001ff8)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) vmsplice(r0, &(0x7f0000b1d000), 0x2f2, 0x0) socket$nl_route(0x10, 0x3, 0x0) close(0xffffffffffffffff) 2018/04/06 23:44:38 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/06 23:44:39 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(0xffffffffffffffff, r0, 0x0, 0x400) 2018/04/06 23:44:39 executing program 3: r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a45352, &(0x7f00000000c0)={{}, 'port1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00r\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00@\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00 \x00\x00\x00\b\x00'}) 2018/04/06 23:44:39 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(r0, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:39 executing program 7: r0 = socket$inet(0x15, 0x5, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) gettid() bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 0x2) openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x0, 0x0) ioctl$DRM_IOCTL_RM_MAP(0xffffffffffffffff, 0x4028641b, &(0x7f0000000040)={&(0x7f000006d000/0x3000)=nil, 0x5, 0x3, 0x0, &(0x7f0000ffb000/0x2000)=nil}) r1 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$LOOP_CTL_REMOVE(r1, 0x4c81, 0x0) 2018/04/06 23:44:39 executing program 2: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x106}, 0xffffffffffffff06) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0xa, 0xfffffffd, 0x730008, &(0x7f00000001c0)) 2018/04/06 23:44:39 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(0xffffffffffffffff, r0, 0x0, 0x400) 2018/04/06 23:44:39 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be98c66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x2, 0x7fffffffefff, 0x1, &(0x7f0000000080)) 2018/04/06 23:44:39 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) sendto$inet6(r0, &(0x7f0000340f47), 0x0, 0x0, &(0x7f0000d6bfe4)={0xa, 0x4e20}, 0x1c) 2018/04/06 23:44:39 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f000079efdc)) r1 = syz_open_pts(r0, 0x0) fstatfs(r1, &(0x7f0000000080)=""/241) 2018/04/06 23:44:39 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0xe9}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb630000000000000006fdc24e95e12aa7748f9f393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) 2018/04/06 23:44:40 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(0xffffffffffffffff, r0, 0x0, 0x400) 2018/04/06 23:44:40 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(r0, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:40 executing program 2: r0 = socket(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x100000002}, 0x1c) sendto$inet6(r0, &(0x7f0000000240), 0x0, 0x0, &(0x7f0000000280)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) 2018/04/06 23:44:40 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000480)='net/fib_trie\x00') pread64(r0, &(0x7f00000004c0)=""/4096, 0xffffffe8, 0x0) 2018/04/06 23:44:40 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) fchdir(r0) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000007000/0x4000)=nil, 0x4000, 0x2, 0x11, r1, 0x0) madvise(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x800000000009) 2018/04/06 23:44:40 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) sendto$inet(r0, &(0x7f0000a6efff), 0x0, 0x20020003, &(0x7f0000385ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x0, 0x6}, 0x14) sendto$inet(r0, &(0x7f0000000240), 0x347, 0x0, &(0x7f0000000400)={0x2}, 0x10) 2018/04/06 23:44:40 executing program 5: socketpair$unix(0x1, 0x40600000000001, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) shutdown(r0, 0x1) 2018/04/06 23:44:40 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:40 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(r0, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:40 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) 2018/04/06 23:44:40 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) recvmsg(r0, &(0x7f0000000940)={&(0x7f0000000040)=@pppol2tpin6, 0x80, &(0x7f0000001a40), 0x0, &(0x7f0000000880)=""/139, 0x8b}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x14, 0x22, 0x32f, 0x0, 0x0, {0x6}}, 0x14}, 0x1}, 0x0) 2018/04/06 23:44:40 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x8002) write(r0, &(0x7f0000000480)="dbef803e3d9f1d4accd8cffe0dc7f966d9a5c6f2e189c5d7acad0e771f13d8cb59029b50c476f0a0b541c6e207704967", 0x30) ppoll(&(0x7f0000563fe0)=[{r0}], 0x1, &(0x7f0000313ff0), &(0x7f0000cee000), 0x8) 2018/04/06 23:44:40 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a45352, &(0x7f00000000c0)={{0x0, 0xe1}, 'port1\x00'}) 2018/04/06 23:44:40 executing program 3: r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000080)='attr/fscreate\x00') exit(0x0) preadv(r1, &(0x7f0000001240)=[{&(0x7f0000001180)=""/131, 0x83}], 0x1, 0x0) 2018/04/06 23:44:40 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:40 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(r0, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:40 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000480)='net/fib_trie\x00') pread64(r0, &(0x7f00000004c0)=""/4096, 0xffffffe8, 0x0) 2018/04/06 23:44:40 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, 0xffffffffffffffff, 0x0, 0x400) 2018/04/06 23:44:40 executing program 7: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f0000212ff8)='./file0\x00', &(0x7f000078eff8)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000653fff)) r0 = creat(&(0x7f0000015ff4)='./file0/bus\x00', 0x0) mq_getsetattr(r0, &(0x7f0000000040), 0x0) 2018/04/06 23:44:40 executing program 4: perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0/file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000024000)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000016ff5)='openpromfs\x00', 0x7ffff, &(0x7f000002ff17)) 2018/04/06 23:44:41 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') sendfile(r0, 0xffffffffffffffff, &(0x7f0000929000), 0xff) 2018/04/06 23:44:41 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) shutdown(r0, 0x1) listen(r1, 0x0) sendto$inet6(r0, &(0x7f0000f6f000), 0x1000000c4, 0x20000001, &(0x7f0000faafe4)={0xa, 0x4e22}, 0x1c) 2018/04/06 23:44:41 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x0) 2018/04/06 23:44:41 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') sendfile(r0, 0xffffffffffffffff, &(0x7f0000929000), 0xff) 2018/04/06 23:44:41 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000948fee)='/dev/input/event#\x00', 0x0, 0x0) r1 = dup(r0) read(r0, &(0x7f0000cccfce)=""/50, 0x32) ioctl$TIOCSBRK(r1, 0x40044591) [ 67.108139] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/06 23:44:42 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x29}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) close(r0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000240)) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000000280)=@sco={0x2}, 0x80, &(0x7f00000004c0), 0x0, &(0x7f0000000380)=[{0x10, 0x1, 0x24}], 0x10}, 0x0) 2018/04/06 23:44:42 executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000080)={&(0x7f0000d55000)={0x10}, 0xc, &(0x7f00008b7ff0)={&(0x7f00000000c0)={0x14, 0x1, 0x2, 0x7ffffffff}, 0x14}, 0x1}, 0x0) 2018/04/06 23:44:42 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x0) 2018/04/06 23:44:42 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') sendfile(r0, 0xffffffffffffffff, &(0x7f0000929000), 0xff) 2018/04/06 23:44:42 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f00000000c0), 0xffffffffffffff58, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) recvfrom$inet(r0, &(0x7f0000000040)=""/11, 0xb, 0x2, &(0x7f0000000080)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="94", 0x1}], 0x1}}], 0x1, 0x0) 2018/04/06 23:44:42 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) 2018/04/06 23:44:42 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000948fee)='/dev/input/event#\x00', 0x0, 0x0) r1 = dup(r0) read(r0, &(0x7f0000cccfce)=""/50, 0x32) ioctl$TIOCSBRK(r1, 0x40044591) 2018/04/06 23:44:42 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f13000)={0xa, 0x2}, 0x1c) bind$inet6(r0, &(0x7f0000000580)={0xa, 0x2, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x1}, 0x1c) 2018/04/06 23:44:42 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r0, &(0x7f0000929000), 0xff) 2018/04/06 23:44:42 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f00000000c0), 0x4) r1 = socket$inet(0xa, 0x2, 0x0) sendmsg(r1, &(0x7f0000004fc8)={&(0x7f0000003164)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x7ffffff7}}, 0x1c, &(0x7f000002f000), 0x0, &(0x7f0000000000)}, 0x0) 2018/04/06 23:44:42 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='loginuid\x00') sendfile(r0, r0, 0x0, 0x0) 2018/04/06 23:44:42 executing program 5: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f0000000200)) mount(&(0x7f0000d04000)='./file1\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000000040)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x1000, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) unshare(0x20020000) mount(&(0x7f0000adcff8)='./file0\x00', &(0x7f0000000140)='.', &(0x7f00005e9000)='cifs\x00', 0x2000, &(0x7f0000ad5000)) 2018/04/06 23:44:42 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f0000ba8000)=0x7c, 0x4) sendto$inet6(r0, &(0x7f0000737000), 0x0, 0x0, &(0x7f0000b85fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:42 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000000c0)=0x410, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) 2018/04/06 23:44:42 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000000440)=0x100000001, 0x3b78) bind$inet(r0, &(0x7f0000738ff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000a6efff)="cf", 0x1, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x5, 0x7fff}, 0x14) sendto$inet(r0, &(0x7f0000000240)="82", 0x1, 0x1, &(0x7f0000000400)={0x2}, 0x10) 2018/04/06 23:44:42 executing program 3: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) poll(&(0x7f00000000c0)=[{r0}], 0x1, 0x0) 2018/04/06 23:44:42 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r0, &(0x7f0000929000), 0xff) 2018/04/06 23:44:42 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x3, [{{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2}}]}, 0x210) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:42 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000040)=[@in={0x2, 0x0, @loopback=0x7f000001}], 0x10) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:42 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000eb0fb8)={0x1, 0x3, &(0x7f00009ff000)=@framed={{0x18}, [], {0x95}}, &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f00006ab000)=""/183}, 0x48) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f000031aff8)={r0, r1}) sendto$inet(r0, &(0x7f0000000000)="7f", 0x1, 0x8080, &(0x7f0000000140)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$nl_xfrm(r3, &(0x7f0000000780)={&(0x7f0000000200)={0x10}, 0xc, &(0x7f0000000740)={&(0x7f0000000480)=@updpolicy={0xb8, 0x19, 0x0, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@mcast1={0xff, 0x1, [], 0x1}}}}, 0xffcb}, 0x1}, 0x0) 2018/04/06 23:44:42 executing program 2: r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) bind$inet(r0, &(0x7f00000f0ff0)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000001600)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e23}, 0x10) sendmsg(r1, &(0x7f0000b82000)={&(0x7f0000000040)=ANY=[], 0x0, &(0x7f0000e42000)=[{&(0x7f0000000140)="23f25cc4c984636994f457561b9ac6f91889e7487b4265e56f683482a940022ee11bbd767f7a7a089a5f14d706c4a2ad8bbe84cd66e7dc8cc9ee04d660c12f095a9a701cf05fb3026b21969c10950e1e9e8c63731bf5795e128526d517b79538d0d025b66d22c36b86f6ed30cdfea5242550285c123836ad6c3bc8ce7716c57439e32efa86eac4e3c5908733a939532a8500686581936af6cd990ac2f15f9a2bee4ec32c4d4ace7bd789b2c15546e0a313d8441c860a4e5b804007a99c9c7bb0b9056e68f2e9e008e6441aa5716a2b02346ce6210000000000000000000000000000", 0xe2}], 0x1, &(0x7f0000634000)}, 0x0) readv(r1, &(0x7f0000aae000)=[{&(0x7f0000e89000)=""/109, 0x6d}, {&(0x7f00000002c0)=""/177, 0xb1}], 0x2) sendmsg$IPVS_CMD_NEW_DAEMON(r1, &(0x7f0000000280)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000000c0)={0x14, 0x0, 0x0, 0x0, 0x0, {0x9}}, 0x14}, 0x1}, 0x0) recvmsg(r1, &(0x7f00000013c0)={0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f00000003c0)=""/4096, 0x1000}, 0x0) 2018/04/06 23:44:43 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r0, &(0x7f0000929000), 0xff) 2018/04/06 23:44:43 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x61) sendto$inet(r0, &(0x7f0000e9bf14), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23}, 0x10) sendto$inet(r0, &(0x7f0000000080)="c340", 0x2, 0x51, &(0x7f0000e66000)={0x2, 0x0, @rand_addr}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="f7", 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) read(r0, &(0x7f0000000540)=""/165, 0xa5) sendto$inet(r0, &(0x7f0000000480)="e5", 0x1, 0x1, 0x0, 0x0) 2018/04/06 23:44:43 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x3, [{{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2}}]}, 0x210) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:43 executing program 3: r0 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r0, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) poll(&(0x7f00000000c0)=[{r0}], 0x1, 0x0) 2018/04/06 23:44:43 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x8) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000040)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) 2018/04/06 23:44:43 executing program 4: r0 = memfd_create(&(0x7f0000000000)='/\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x0) write$binfmt_misc(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB='syj\t'], 0x4) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000000240), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000007060804002000fffc0c6565643b799365195f1b76"], 0x1000) 2018/04/06 23:44:43 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:43 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x61) sendto$inet(r0, &(0x7f0000e9bf14), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23}, 0x10) sendto$inet(r0, &(0x7f0000000080)="c340", 0x2, 0x51, &(0x7f0000e66000)={0x2, 0x0, @rand_addr}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="f7", 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) read(r0, &(0x7f0000000540)=""/165, 0xa5) sendto$inet(r0, &(0x7f0000000480)="e5", 0x1, 0x1, 0x0, 0x0) 2018/04/06 23:44:43 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f00003fd000)=[{&(0x7f0000853000)=""/255, 0xff}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x2) dup3(r1, r0, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) 2018/04/06 23:44:43 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x3, [{{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2}}]}, 0x210) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:43 executing program 6: r0 = socket$inet6(0xa, 0x200000002, 0x0) bind$inet6(r0, &(0x7f00005d6fe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000040)=0x7fffffff, 0x4) read(r0, &(0x7f000098ff55)=""/171, 0xab) sendto$inet6(r0, &(0x7f0000340f47), 0x0, 0x0, &(0x7f0000d6bfe4)={0xa, 0x4e20}, 0x1c) 2018/04/06 23:44:43 executing program 7: perf_event_open(&(0x7f000058df88)={0x2, 0x78, 0x80}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f00003fd000)=[{&(0x7f0000853000)=""/255, 0xff}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x2) dup3(r1, r0, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) 2018/04/06 23:44:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f5ffe0)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f00001e0ffc)=0x3ff, 0x4) connect$inet6(r0, &(0x7f0000f03000)={0xa, 0x0, 0x800, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) getpgrp(0x0) ftruncate(r0, 0x7fff) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x840000000000881, 0x0) sendfile(r1, r0, &(0x7f00000d0ff8), 0x8000fffffffe) ioctl$TCFLSH(r1, 0x540b, 0x0) 2018/04/06 23:44:43 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x29}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) close(r0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000240)) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000000280)=@sco={0x2}, 0x80, &(0x7f00000004c0), 0x0, &(0x7f0000000380)=[{0x10, 0x1, 0x25}], 0x10}, 0x0) 2018/04/06 23:44:43 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:43 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000440)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0x3, [{{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}, {{0x2}}]}, 0x210) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:43 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000002940)="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", 0x5a0, 0x80048002, &(0x7f00000005c0)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000000600)="1866ad6c2d241b9757719a98", 0xc, 0x8000, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x1c) sendto$inet6(r0, &(0x7f0000f2cf5a)='9', 0x1, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f5ffe0)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f00001e0ffc)=0x3ff, 0x4) connect$inet6(r0, &(0x7f0000f03000)={0xa, 0x0, 0x800, @loopback={0x0, 0x1}}, 0x1c) 2018/04/06 23:44:44 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000759000)='clear_refs\x00') r1 = syz_open_procfs(0x0, &(0x7f0000001400)='net/fib_trie\x00') sendfile(0xffffffffffffffff, r1, &(0x7f0000929000), 0xff) 2018/04/06 23:44:44 executing program 2: r0 = inotify_init1(0x0) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4207, r1) ptrace$setregset(0x4205, 0x0, 0x0, &(0x7f0000000100)) ptrace$setopts(0x4209, r1, 0x40000c, 0x0) 2018/04/06 23:44:44 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_group_source_req(r0, 0x0, 0x2c, &(0x7f00000001c0)={0x1, {{0x2, 0x0, @multicast2=0xe0000002}}, {{0x2, 0x0, @broadcast=0xffffffff}}}, 0x108) 2018/04/06 23:44:44 executing program 3: r0 = socket(0x2, 0x2000000000000005, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000380)={'bridge0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="12"]}) 2018/04/06 23:44:44 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f00008ebf8c)="6d6f756e74696e666f004388f750c83d14c4a3a9ac1488a477660ae763891738ac656bb3e891941f02f1265047502f6c2dd9f655ef7131eabf3110d638f0d2e6a49a2bc4a08d63e2da7af47e6c37972352875f125bcf3ea7f04b7b505b6a06beedb2a86e30a86bc0d37a6438b99a45ea22b1f4fb") readv(r0, &(0x7f0000528000)=[{&(0x7f00005e8000)=""/4096, 0x1000}], 0x1) [ 70.240847] ================================================================== [ 70.248272] BUG: KMSAN: uninit-value in copy_page_to_iter+0x754/0x1b70 [ 70.254938] CPU: 0 PID: 5762 Comm: syz-executor4 Not tainted 4.16.0+ #81 [ 70.261768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.271110] Call Trace: [ 70.273698] dump_stack+0x185/0x1d0 [ 70.277325] ? kmsan_internal_check_memory+0x145/0x1d0 [ 70.282593] kmsan_report+0x142/0x240 [ 70.286395] kmsan_internal_check_memory+0x164/0x1d0 [ 70.291492] kmsan_copy_to_user+0x69/0x160 [ 70.295730] copy_page_to_iter+0x754/0x1b70 [ 70.300063] skb_copy_datagram_iter+0x7fd/0xf70 [ 70.304741] tun_do_read+0x2a29/0x30c0 [ 70.308633] ? arch_local_irq_disable+0x10/0x10 [ 70.313308] tun_chr_read_iter+0x21f/0x460 [ 70.317544] ? tun_cleanup+0x60/0x60 [ 70.321254] __vfs_read+0x6fb/0x8e0 [ 70.324887] vfs_read+0x36c/0x6c0 [ 70.328345] SYSC_read+0x172/0x360 [ 70.331889] SyS_read+0x55/0x80 [ 70.335168] do_syscall_64+0x309/0x430 [ 70.339055] ? vfs_write+0x8d0/0x8d0 [ 70.342770] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.347952] RIP: 0033:0x40f2b0 [ 70.351131] RSP: 002b:0000000000a3eaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 70.358832] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 000000000040f2b0 [ 70.366107] RDX: 00000000000003e8 RSI: 0000000000a3f930 RDI: 00000000000000fc [ 70.373370] RBP: 0000000000000013 R08: 0000000000000000 R09: 0000000000a9d940 [ 70.380641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 70.387902] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000001380 [ 70.395164] [ 70.396776] Uninit was created at: [ 70.400314] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 70.405325] kmsan_alloc_page+0x82/0xe0 [ 70.409296] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 70.414047] alloc_pages_current+0x6b5/0x970 [ 70.418451] skb_page_frag_refill+0x3ba/0x5e0 [ 70.422939] sk_page_frag_refill+0xa4/0x340 [ 70.427259] __ip6_append_data+0x1a20/0x4bb0 [ 70.431665] ip6_append_data+0x40e/0x6b0 [ 70.435722] udpv6_sendmsg+0xfd5/0x45b0 [ 70.439692] inet_sendmsg+0x48d/0x740 [ 70.443492] SYSC_sendto+0x6c3/0x7e0 [ 70.447203] SyS_sendto+0x8a/0xb0 [ 70.450654] do_syscall_64+0x309/0x430 [ 70.454537] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.459710] [ 70.461324] Byte 0 of 1 is uninitialized [ 70.465377] ================================================================== [ 70.472724] Disabling lock debugging due to kernel taint [ 70.478166] Kernel panic - not syncing: panic_on_warn set ... [ 70.478166] [ 70.485519] CPU: 0 PID: 5762 Comm: syz-executor4 Tainted: G B 4.16.0+ #81 [ 70.493641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.502984] Call Trace: [ 70.505557] dump_stack+0x185/0x1d0 [ 70.509164] panic+0x39d/0x940 [ 70.512352] ? kmsan_internal_check_memory+0x145/0x1d0 [ 70.517608] kmsan_report+0x238/0x240 [ 70.521399] kmsan_internal_check_memory+0x164/0x1d0 [ 70.526492] kmsan_copy_to_user+0x69/0x160 [ 70.530714] copy_page_to_iter+0x754/0x1b70 [ 70.535045] skb_copy_datagram_iter+0x7fd/0xf70 [ 70.539721] tun_do_read+0x2a29/0x30c0 [ 70.543597] ? arch_local_irq_disable+0x10/0x10 [ 70.548252] tun_chr_read_iter+0x21f/0x460 [ 70.552471] ? tun_cleanup+0x60/0x60 [ 70.556171] __vfs_read+0x6fb/0x8e0 [ 70.559804] vfs_read+0x36c/0x6c0 [ 70.563255] SYSC_read+0x172/0x360 [ 70.566774] SyS_read+0x55/0x80 [ 70.570038] do_syscall_64+0x309/0x430 [ 70.573926] ? vfs_write+0x8d0/0x8d0 [ 70.577635] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 70.582806] RIP: 0033:0x40f2b0 [ 70.585983] RSP: 002b:0000000000a3eaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 70.593683] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 000000000040f2b0 [ 70.600937] RDX: 00000000000003e8 RSI: 0000000000a3f930 RDI: 00000000000000fc [ 70.608199] RBP: 0000000000000013 R08: 0000000000000000 R09: 0000000000a9d940 [ 70.615461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 70.622721] R13: 0000000000000005 R14: 0000000000000000 R15: 0000000000001380 [ 70.630407] Dumping ftrace buffer: [ 70.633926] (ftrace buffer empty) [ 70.637631] Kernel Offset: disabled [ 70.641230] Rebooting in 86400 seconds..