fff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x0, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:26 executing program 0: r0 = socket$inet(0x2, 0x801, 0x0) bind$inet(r0, &(0x7f0000000180)={0x2, 0x80204e20, @multicast1=0xe0000001}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xf}}, 0x10) sendmsg$IPVS_CMD_SET_CONFIG(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, 0x0, 0x0, 0x0, 0x0, {0xc}}, 0x14}, 0x1}, 0x0) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000080)=0xe315, 0x4) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) connect$inet(r0, &(0x7f0000001000)={0x2}, 0x10) 2018/06/05 10:39:26 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6b7daaf2b80b9799, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:26 executing program 5: r0 = socket(0x10, 0x3, 0x0) r1 = open(&(0x7f0000000440)='./file0\x00', 0x0, 0x10) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r1, 0xc0105303, &(0x7f0000000480)={0x3, 0x0, 0xfffffffffffffff8}) ioctl$sock_ifreq(r0, 0x8bf2, &(0x7f00000000c0)={'ip6gre0\x00', @ifru_mtu}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x11}}}, [0x7ff, 0x89, 0x4, 0x5, 0x6, 0x6, 0xd5, 0x9, 0x9, 0x20, 0x6, 0xef, 0xd9, 0x4, 0x9]}, &(0x7f0000000300)=0x100) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000340)={0x0, @in6={{0xa, 0x4e21, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x9}}, 0x1, 0x3, 0x9, 0xfffffffffffffffd, 0x3}, &(0x7f0000000400)=0x98) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000000)={r2, 0x8}, &(0x7f0000000040)=0xffffffffffffffec) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000100)={r3, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0xffffffffffffffff, 0x65, 0x3, 0x1ff, 0x2}, &(0x7f0000000080)=0x98) sendmsg$rds(r1, &(0x7f0000000680)={&(0x7f00000004c0)={0x2, 0x4e24, @loopback=0x7f000001}, 0x10, &(0x7f0000000640)=[{&(0x7f0000000500)=""/33, 0x21}, {&(0x7f0000000540)=""/230, 0xe6}], 0x2, 0x0, 0x0, 0x8000}, 0x20004840) ioctl$KDSKBMODE(r0, 0x4b45, &(0x7f00000001c0)=0x7ff) 2018/06/05 10:39:26 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'l'], 0x2000000001000) 2018/06/05 10:39:26 executing program 3 (fault-call:2 fault-nth:6): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:26 executing program 6: r0 = socket$inet_udp(0x2, 0x2, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$IOC_PR_CLEAR(r1, 0x401070cd, &(0x7f0000000080)={0xfff}) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000000)={0x4, 'veth1_to_team\x00'}, 0xfffffffffffffcee) ioctl(r0, 0x800000000008982, &(0x7f0000000000)) 2018/06/05 10:39:26 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) [ 3283.675819] netlink: 180 bytes leftover after parsing attributes in process `syz-executor3'. 2018/06/05 10:39:26 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:26 executing program 0: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/audio\x00', 0x0, 0x0) close(r1) socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f00000007c0)=ANY=[]) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000f1dff8)={0x0, r1}) 2018/06/05 10:39:26 executing program 6: syz_emit_ethernet(0x7b5, &(0x7f0000000380)={@random="cdbf0e000084", @link_local={0x1, 0x80, 0xc2}, [], {@mpls_uc={0x8847, {[{0xa529, 0x1000, 0x3, 0x6}, {0x80, 0x7c8, 0xffffffffffffff00}, {0xd5a8, 0x0, 0x6, 0x4}, {0x3, 0x5, 0x5, 0x4}, {0x0, 0x7fff, 0xff, 0x9}, {0x1, 0x80, 0x2, 0xa87}, {0x8, 0x1e, 0x207f, 0x10000}], @ipv6={0x3, 0x6, "05c641", 0x763, 0xff, 0x2, @loopback={0x0, 0x1}, @remote={0xfe, 0x80, [], 0xbb}, {[@srh={0x1, 0x14, 0x4, 0xa, 0x10000, 0x100000000, 0x0, [@loopback={0x0, 0x1}, @dev={0xfe, 0x80, [], 0x14}, @local={0xfe, 0x80, [], 0xaa}, @remote={0xfe, 0x80, [], 0xbb}, @dev={0xfe, 0x80, [], 0x10}, @remote={0xfe, 0x80, [], 0xbb}, @mcast2={0xff, 0x2, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}]}, @srh={0x3c, 0x8, 0x4, 0x4, 0x7, 0x7, 0x20, [@mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xe}}, @remote={0xfe, 0x80, [], 0xbb}]}, @routing={0x6c, 0x8, 0x2, 0x1000, 0x0, [@dev={0xfe, 0x80, [], 0x21}, @empty, @mcast2={0xff, 0x2, [], 0x1}, @remote={0xfe, 0x80, [], 0xbb}]}, @dstopts={0x88, 0x2b, [], [@pad1={0x0, 0x1}, @calipso={0x7, 0x30, {0x81, 0xa, 0x7, 0x6, [0x4, 0x3, 0x4e93, 0x7, 0x4]}}, @hao={0xc9, 0x10, @mcast1={0xff, 0x1, [], 0x1}}, @jumbo={0xc2, 0x4}, @generic={0x7, 0x9a, "f9bb2f6962496e2b9db38b0887c563a95d8f92e5a5aea261a4ca5764950cf24e66acd7e1715478b6f625e40d54d9a416cfefda35f274be238e9ee01d7b8443f60f985a3b2e7ac7b24806da5de1f848e7d47067531fe940c3372dee3a5a5373badccaaa659b1bd5425f4b7331a3a4c0def5afbcc54cc1d39cee25a8709eb9d198347d445b0dfdaff900bd8ed58d969926ad41350da02fbbf9981e"}, @calipso={0x7, 0x10, {0x6, 0x2, 0x8, 0x1, [0x3]}}, @jumbo={0xc2, 0x4, 0x8}, @calipso={0x7, 0x48, {0xfff, 0x10, 0x83, 0x2, [0x57, 0x1654b29b, 0x0, 0x0, 0x6, 0x3000000000, 0x20, 0x6]}}, @enc_lim={0x4, 0x1, 0x822e}, @padn={0x1, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, @routing={0x84, 0x12, 0x1, 0xff, 0x0, [@loopback={0x0, 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @empty, @remote={0xfe, 0x80, [], 0xbb}, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @loopback={0x0, 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}]}, @dstopts={0xbe, 0x2c, [], [@pad1={0x0, 0x1}, @ra={0x5, 0x2, 0x6}, @generic={0x5, 0x95, "0822ff383585b51ec5767696803ff12a61a92a9dd2b5886767fe106c50929b21e4847037374f771c9bdff6b394d4517ad74baa6101c37ce394ff6479410ed25b4e24cd9b1b13f6412f28f9157852be16a76446b0d8067c903c6be393db8efa45e5b5bf41e3045182fd3244d6c859c026f43f3fec5a736aed7db08b5c7de2c185e333b74ffac1102235d86dcdab8aa5f8b4fc5d231f"}, @generic={0x6, 0xa2, "92316de0749ee3f27eba33f03591dea1dbda3907ab2eab31ab701496b8516a69bc13d610d9c61df3a5a7a23e1c9533327760e843979908b61233b9376b418c19e03c22ca61c9ffc384964d4893bf646e82ddacb7afb7e80d01e378580ee00d1d802cb96d6630c0d5ced315e504e4d33b0e042b57224f8ed2f489e1381593589a6f642a0ec91a0a13df4971c90161b93fd6b2db094d8237fb40bf15dbc6f86f899839"}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @ra={0x5, 0x2, 0x1}, @hao={0xc9, 0x10, @mcast2={0xff, 0x2, [], 0x1}}, @pad1={0x0, 0x1}]}, @routing={0xbb, 0x6, 0x1, 0xffffffffffffffc0, 0x0, [@mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80, [], 0xf}, @remote={0xfe, 0x80, [], 0xbb}]}, @routing={0x0, 0x2, 0x3, 0x1000, 0x0, [@remote={0xfe, 0x80, [], 0xbb}]}, @fragment={0x3f, 0x0, 0x5, 0xff, 0x0, 0xf6, 0x66}], @gre={{0x0, 0x0, 0x1, 0xfffffffffffff765, 0x0, 0x6b1, 0x0, 0x1, 0x880b, 0xae, 0x1, [0x2], "7b0af401444c19d72120e7d65dabe9487db4f3cdc3516fdf5ce88e09840179e7ee79b221b71e3faa3bcd339ae16017e0f4b2993667a905e9b6b2ed8dcb1f7e584a47b4d7d0c3365dd09ff746f541e24001e001e6c8a5563473ee818a3424d32f301f9c7c5e092bfaa71fe9782b29e43ce173a4975d95a9ceedc681a4daf0c4625c3c6bdbf19ade32d4b647ed5f9ed2a37b91b7a14f85718ecd7279567174e5120b486b6d127d7f375e8eb111ce95"}, {0x9, 0x0, 0x3, 0x0, 0x0, 0x0, 0x800, [0x39ef17a, 0x3], "e19779608537807b621a4c948d6ef1a4985cdd0cd4bc"}, {0xaa95, 0x0, 0x6, 0xf26, 0x0, 0x0, 0x86dd, [0x6, 0x9, 0x5], "e514d399b63f76198f4eff5bb99b6d6fa1ff334030a78c420e9e9762b929cb0903982784124b30ef7f1d667752ac038de72daf7edb3d6044a8c9aa3184f2484ed42638195928c01ca6e77f6c6cfa599152f3e283016ea671675849b15efef51711b9c803bb4bfdd6b10b17bd669b331773b73684151c5fb3de8a2b05450a215eacd46e962019401b365941094872a20e13ec23c3fe9bc2aa2cc528fa7c1eff5ce9f8e862255344a3b3775d2aac83ea3d636abbfce571081897a3456a6804fc3e4b5e423078b31f4e20bc5378d68f08ac7479707e63a5b2fff2a790e9ea1e70036f3e9661965405c113ca5789482f6fa7df87900547870a2a"}, {0x8, 0x88be, 0x2, {{0x3, 0x1, 0x9, 0x9, 0x1, 0x4, 0xfffffffffffffffc, 0x1}, 0x1, 0x1}}, {0x8, 0x22eb, 0x1, {{0x9, 0x2, 0x3, 0x1c, 0x78, 0xe1, 0x20, 0x9}, 0x2, 0xfffffffffffffbff, 0x100000001, 0xff, 0x1, 0x0, 0x81, 0x9, 0x2, 0x80000001}}, {0x8, 0x6558, 0x4, "2ce7786c8b1c25fed4f8e23b189c09d0f208c4246187a0bdeac2ebbce6f95b6c62a273ba69dcbd20e05ecfc08db859c633243eab82fedbb30adadfc9c528df1928020fce6e4fa5e670e3e2bbd8da46a1e6d0c496443c38"}}}}}}}}, 0x0) prctl$getreaper(0x17, &(0x7f0000000000)) 2018/06/05 10:39:26 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) removexattr(&(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0)=@known='system.posix_acl_default\x00') syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000580), 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f0000000000)="ba6100ecf3af0f8aa100baf80c66b8f65b3e8466efbafc0cb000eeb800008ed00f5eae2bd90fc79f0100260f01cbdb4a0e2e0f525a00", 0x36}], 0x1, 0x0, &(0x7f00000000c0), 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000100)={0x5}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/06/05 10:39:26 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x1c9baaa006ebba04, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3283.790788] netlink: 180 bytes leftover after parsing attributes in process `syz-executor3'. 2018/06/05 10:39:26 executing program 6: socketpair$unix(0x1, 0x2, 0x0, &(0x7f00001f0ff8)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f00000bc000)=@abs, 0x8) sched_setaffinity(0x0, 0x8, &(0x7f0000000000)=0x66) sendmmsg$unix(r1, &(0x7f00000bd000), 0x80, 0x0) syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x203c, 0x1) close(r0) 2018/06/05 10:39:26 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = inotify_init() r2 = creat(&(0x7f00000000c0)='./file0\x00', 0x0) ioctl$DRM_IOCTL_MODE_GETCRTC(r2, 0xc06864a1, &(0x7f0000000280)={&(0x7f0000000140)=[0x4fdf, 0xfc8, 0x2], 0x3, 0x9, 0x8, 0x3ff, 0xfffffffffffffff9, 0x8001, {0x20, 0x5, 0xbbd6, 0x2, 0x5, 0x2, 0x4, 0x8000, 0x400, 0x5, 0x101, 0x87d6, 0x3, 0x5, "0e80a13334b909c994e567e7e31e34003b8bf03fb078bbbbc0cfa3a766fe6643"}}) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x4}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000180)={r3, 0x10, &(0x7f0000000200)=[@in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0xe}}]}, &(0x7f00000001c0)=0x10) inotify_add_watch(r1, &(0x7f0000000240)='.\x00', 0x80000002) fallocate(r2, 0x0, 0x0, 0xcf0) creat(&(0x7f0000000080)='./file0\x00', 0x0) 2018/06/05 10:39:26 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:26 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:26 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:26 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa91a10e3bed5bddd, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:26 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:26 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[], &(0x7f0000000500)) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:26 executing program 0: r0 = socket$inet_smc(0x2b, 0x1, 0x0) listen(r0, 0x0) shutdown(r0, 0x2) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x101000, 0x0) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x3) io_setup(0x6, &(0x7f0000000000)=0x0) io_submit(r2, 0x1, &(0x7f00000000c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000400)="9c", 0x1}]) 2018/06/05 10:39:27 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:27 executing program 5: r0 = memfd_create(&(0x7f00000000c0)=',cpuset\x00', 0x0) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000040)=0x4) fcntl$setlease(r0, 0x400, 0x2) sendfile(r0, r0, &(0x7f0000000080), 0x7f) 2018/06/05 10:39:27 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[], &(0x7f0000000500)) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:27 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xc52e02964738fac, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:27 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="100000004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:27 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000340)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-serpent-avx\x00'}, 0x67) r1 = accept4(r0, 0x0, &(0x7f0000000100), 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000), 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") sendto$llc(r1, &(0x7f0000000080)='W', 0x1, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000000)=0x12000000000, 0x4) recvfrom$ipx(r1, &(0x7f0000000140)=""/220, 0xffffffffffffffbd, 0x0, 0x0, 0x3d1) 2018/06/05 10:39:27 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:28 executing program 6: r0 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$BLKTRACESETUP(r0, 0xc0481273, &(0x7f0000000000)={[], 0x0, 0x9, 0x8001}) openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x0, 0x0) ioctl$BLKTRACETEARDOWN(r0, 0x1276, 0x0) 2018/06/05 10:39:28 executing program 5: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") getpeername$inet6(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000100)=0x1c) r0 = memfd_create(&(0x7f0000000080)="2e993f97e9100a2bec29d89b8bfcbc002c6210ffffff1ec6f35f8352a100751810dd53d4d389a821562b24f21f856aa94cfda35ea67335975463824ca734d8125f27e75cca4604a556c74f98c8effc42cdbbffcb07ff7c60b32b", 0x80000000000002) ftruncate(r0, 0x1171) socket$packet(0x11, 0x3, 0x300) fcntl$addseals(r0, 0x409, 0x4) write$binfmt_misc(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ad8e4a90"], 0x4) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000280)={0x0, @in6={{0xa, 0x4e22, 0xffffffffffffffc0, @mcast1={0xff, 0x1, [], 0x1}, 0xff}}, [0x7, 0x7, 0xffffffff, 0x80000001, 0xc670, 0x9, 0x2, 0x81, 0x7ff, 0x5, 0x7fff, 0x4, 0x4, 0x69c, 0x3d]}, &(0x7f0000000200)=0x100) ioctl$SG_IO(r0, 0x2285, &(0x7f0000000700)={0x0, 0xffffffffffffffff, 0x5b, 0x7f, @buffer={0x0, 0x11, &(0x7f0000000580)=""/17}, &(0x7f00000005c0)="f3247b5268d6fe15ed60985aac6ed16be00d932c727c1b8cbcf4fbf7e911f8c9d981b9d76f3b5847adeae7f5ab265b1c799d68862361e25860187873c922f4b24d519f0b88f27b0514d2ce8a6bde4b65c4f95a4d2a6174aacf0831", &(0x7f0000000640)=""/65, 0x6, 0x20, 0x0, &(0x7f00000006c0)}) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000380)={r1, 0x0, 0x8001, 0xfff, 0x0, 0x2f}, &(0x7f00000003c0)=0x14) arch_prctl(0x1003, &(0x7f0000000140)="15a908f01c5c36ef263ca12d043777679a0ab3e49eb988b16129c92e4b038a01fe60253b4cd5c350dc28b5ffcf10c84f02944888edd8a00bb7fb0b5a845046e45aea3f518063fee7c1ee25b2ed257992bf55086288cac00801d07eb351768fd048d672fa009496a49455e1189dd0de18190d98c548912a04878c7506868de77abaf657b66d6ba019a7b8ff5202b1a0cc11eabbed698768389b6c415ef3f55f0804ff72c0836711d8") setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000500)=0x6, 0x4) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000400)=""/204) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000540)='/dev/ptmx\x00', 0x80, 0x0) 2018/06/05 10:39:28 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xb8, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:28 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:28 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xd7, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:28 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[], &(0x7f0000000500)) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:28 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x3}, 0x1c) recvmmsg(r0, &(0x7f0000005900)=[{{&(0x7f0000000200), 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000080)=""/34, 0x22}}], 0x1, 0x0, &(0x7f0000005b40)) setsockopt$sock_int(r0, 0x1, 0x10000000000023, &(0x7f0000000340)=0x40, 0x4) epoll_create(0x3) syz_emit_ethernet(0xffd1, &(0x7f0000000280)=ANY=[@ANYBLOB="ffffffffffff00001400000008004500001c0000000000119078ac14ffbbffffffff00000c4a20b8fb5f4bc781df3a4e200008907886736dfd5181f0f8623b95e9a1696a385c7ddcf7c459b4ef004024a5b3b676769a259d54d9d9d5b7cfcdcd00d877e53e586e610a0b7f38a29ca44840f410c9936421f8e1bf4cbeee5505c37821411a4346d04e251ea746553c4c0db33ac23521fb01d06589b054cc8d25f7677455afa3ea1e47c841d21ca7cd166342d6f3ad2c72d5"], 0x0) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) r3 = accept$unix(0xffffffffffffffff, &(0x7f0000000380)=@abs, &(0x7f00000001c0)=0x6e) accept$unix(r3, &(0x7f0000000400)=@abs, &(0x7f0000000480)=0x6e) setitimer(0x1, &(0x7f00000000c0)={{r1, r2/1000+10000}, {0x0, 0x7530}}, &(0x7f0000000100)) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000140), &(0x7f0000000180)=0x4) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0xffffffff, @local={0xfe, 0x80, [], 0xaa}, 0x101}, 0x1b) 2018/06/05 10:39:28 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:28 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:28 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:28 executing program 5: setsockopt$IPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x40, &(0x7f0000000140)=ANY=[@ANYBLOB="73656375726974790000000000000000000000e9ffffff0000000000000000000e00000004000000c0080200efebffffffff09673fa644cc9d57e89b86d523c34714ffffff28918900280300002803f936ffffffff04000000478d4534c280b684a54c92bea45cb994070a7444a23ef22e78979bc2af6edd5e14f63cb7a7b5511d6b410978e5d8fde231d45c67f5f2d42f6c4325740d87f915074093"], 0x1) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=@setneightbl={0x1c, 0x43, 0x601, 0x0, 0x0, {}, [@NDTA_NAME={0x8, 0x1, '\x00'}]}, 0x1c}, 0x1}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000040)={0x2, 0x331}, 0x2) 2018/06/05 10:39:29 executing program 6: remap_file_pages(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x2000000, 0x60000000, 0x100) rt_sigqueueinfo(0x0, 0x0, &(0x7f0000000140)={0x0, 0x0, 0xffffffff}) 2018/06/05 10:39:29 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xd9c861c1e9d86061, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:29 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:29 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f00000001c0)="0047fc2f07d82c99240970") r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000b4508a)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0xffffffff) keyctl$set_reqkey_keyring(0xe, 0x5) mmap(&(0x7f00006ff000/0x3000)=nil, 0x3000, 0x0, 0x12, r1, 0x0) ioctl$ASHMEM_SET_NAME(r1, 0x40087708, &(0x7f0000000340)='\x00') r2 = socket(0x9, 0x5fc399b37d927fc9, 0x8) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000000)=0x69, 0x4) 2018/06/05 10:39:29 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'!'], 0x2000000001000) 2018/06/05 10:39:29 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:29 executing program 0: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ftruncate(r0, 0x400) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x0, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'crct10dif-pclmul\x00'}, 0x58) r3 = accept$alg(r2, 0x0, 0x0) sendfile(r3, r1, &(0x7f00000000c0), 0x80) r4 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x440, 0x0) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000200)="babe84ae72ead2e3c954e6e61dbbc5837a7c976051463efde4d45b75e575f076a555c48cec7c7899cc0b82d010d929585406416afd8a19f83109407dcdb2d89ed0843749d310e2a4243dfd0688de7cd34a6656a7b18a84b3c8e65a74d53edd42177dd1c959f72aeea7f17298a5cda9b226c95f62231e810acd90e941b6a6f2f9dfcf5bc10501ef87acadfbf9fcd6ef90322b4d4f9811f45c6aaf8b42eafc66f1f31c21c9f866e7f58ed61a6ef88db10b7bcca89feb90325b4bda719c3cbc8e872c", 0xc1) syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0x4, 0x6a180) 2018/06/05 10:39:29 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:29 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 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, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x200000002, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x0, 0x0) ioctl$PPPIOCGCHAN(0xffffffffffffffff, 0x80047437, &(0x7f0000000140)) write$binfmt_elf32(r1, &(0x7f0000000280)={{0x7f, 0x45, 0x4c, 0x46, 0x100000001, 0x8001, 0x4, 0xfff, 0x9fdc, 0x2, 0x3f, 0x1, 0x1f7, 0x38, 0x211, 0x101, 0x4ad15728, 0x20, 0x2, 0x1, 0x1, 0x36}, [{0x4, 0x3, 0x5d8a, 0x6, 0x80000000, 0x0, 0x66, 0x7}], "8893f8b22d141378710392445179dcf11b61d73f11cddfb7df46ff313b1368a61f41a62e6fda834dbbea83fba373b36f18c8d6ef9894e84f59999e22ce4a7f7f8e977d3b228f6e2fa620155eae2624b0d72e99c7dc0642aa38a3737fd27fa84c341e5e8d9a1644c44a8bce24611db60d152110c007880bfb3d84f03ea662a74149171efec2cb4815596006f96cc65d471b264f20b261be534aec3454cdce7ba6d774edbd818b1f67719ff9a38e5b02c1347d3c535d0239ea6030504a1dd712244d3a4ba74cbad3c76a8ae3efab4a96b88e5eb3adf131b87211dcdf8096c487b775", [[], []]}, 0x339) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000080)={@local={0xac, 0x14, 0x14, 0xaa}, @broadcast=0xffffffff, 0x0, 0x4000000000000020, [@dev={0xac, 0x14, 0x14}, @loopback=0x7f000001]}, 0x18) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000180)={0x5, 0xffffffffffff8000, 0x0, 0x4, 0x1, [{0xffffffffffffffff, 0x5, 0x7f, 0x0, 0x0, 0x200}]}) 2018/06/05 10:39:30 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:30 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xb8, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:30 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:30 executing program 5: r0 = socket(0xa, 0x1, 0xee9) ioctl(r0, 0x8912, &(0x7f0000000080)="c626262c8523bf012cf66f") r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x4000, 0x0) clone(0x0, &(0x7f0000000880)="ad8e50f3b308ae4826eb91a9a0a5ea6500000000fdcfe7f1d2d93097859fcaa832579444e23ac099a48cbca06c4184981030414cce6b71438f2fdd275eebff03558adee348bb6ce724d9d9b88f127298723f77508f111ce86b43b04143b5cf4286bde013c686509b0e78cb2fe721d393be00ea9d8d1f80385a1984f466a18e25e0906fb073bbb1d29e8b3b4c2488b34ac5376dfe6662956a9e879ccba3d2c6393ef036606a10835f3e9c050357aafa708d7dd5209728b2bc043923f8a4c4cae2eec8b83ccb", &(0x7f0000000100), &(0x7f0000000180), &(0x7f00000001c0)) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000140)) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f0000000280)={{0x1, 0x5, 0x1, 0x9, '\x00', 0x1000}, 0x1, [0x80, 0x9, 0x3, 0xc9, 0x732e, 0x7ff, 0xffff, 0x6, 0x9d, 0x9, 0x39, 0x80000000, 0x2, 0x1, 0x5, 0x1, 0x1, 0x3, 0x20, 0x3f, 0x0, 0xefe4, 0x8, 0x2, 0x1, 0x5, 0x2, 0x40f, 0x80, 0xd8d, 0x200, 0xffffffff, 0x50d, 0x1, 0x0, 0x9, 0xfffffffffffffffc, 0x0, 0x560, 0x100000000, 0x8, 0x4, 0x96, 0x2, 0x20, 0x7, 0x7fff, 0x2, 0x4, 0x3, 0x40, 0x15, 0x0, 0xffffffffffffff9d, 0x7, 0x7, 0x100000000, 0x200, 0x6, 0x0, 0x80, 0x40, 0x7, 0x5, 0x3ff, 0x20000000, 0x8, 0x101, 0x6, 0x80000000, 0x1c6, 0x6, 0x1, 0xfff, 0x0, 0x3dc1, 0x0, 0x9733, 0x9, 0x3, 0x365a, 0xfffffffffffffffb, 0x9, 0x6, 0x6f, 0x5, 0x3f, 0x2, 0xfffffffffffffffa, 0x800, 0x1ff, 0x2, 0xda, 0x80000001, 0x8, 0x101, 0x79ac4fd6, 0xffffffffffffffe1, 0x6d28, 0x1, 0xffffffff, 0xffffffffffffdd72, 0x4, 0xfffffffffffffffd, 0x1, 0x6, 0x3, 0x3ff, 0x4, 0x3, 0x0, 0x4, 0x5, 0x100000000, 0x3, 0x5, 0x7fffffff, 0x2, 0x800, 0x6, 0x10001, 0x8, 0x1f, 0x2, 0x8001, 0xabcf, 0x5, 0xffffffffffffe870], {r2, r3+30000000}}) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8008700b, &(0x7f00000000c0)) 2018/06/05 10:39:30 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:30 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'hash\x00', 0x0, 0x0, 'sha256\x00'}, 0x58) r1 = socket(0x10, 0x3, 0x0) r2 = dup2(r1, r0) getsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000000), &(0x7f00000000c0)=0x8) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000000100)={0x2, {{0x2, 0x4e20, @broadcast=0xffffffff}}}, 0x88) 2018/06/05 10:39:30 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xed, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:30 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x4, &(0x7f00000005c0)="0047fc2f07d82c992409702a0ec5387affa6e9df018067b8b865fd47d2984dd6b0c54801f91b507088d99bc31eec4df67c9e9390c06909c73e69bf903481d3603ced76b188f2f8134fb7da70fad0d26b180cd14c9f92aabfc15a632ad4eb2cb998dc2fe334b535900649637bca25ab7043bf381adcf0e88b7bae413e60a3c3adbc8f4e40d231b729c9d2e5b846b333a4f05081738c762f243a41f3711507baa745a7ce2bc68f7bb8f5153f4e6eb3ae") prlimit64(0x0, 0x0, &(0x7f0000000040), &(0x7f0000000080)) pipe(&(0x7f0000000180)={0xffffffffffffffff}) r2 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x2, 0xd02) r3 = syz_open_dev$amidi(&(0x7f0000000200)='/dev/amidi#\x00', 0x101a, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000280)={r2, 0x9, 0x2, r3}) clone(0x0, &(0x7f00000002c0), &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)) r4 = open(&(0x7f0000000000)='./file0\x00', 0x400000, 0x0) r5 = syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x3, 0x200000) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/snat_reroute\x00', 0x2, 0x0) ioctl$KVM_IRQFD(r4, 0x4020ae76, &(0x7f0000000140)={r5, 0x200, 0xfffffffffffffffc, r6}) 2018/06/05 10:39:30 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f221"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:30 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305-simd\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x140000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@ipv4_newrule={0x58, 0x20, 0x300, 0x70bd26, 0x25dfdbfd, {0x2, 0x94, 0x20, 0x2, 0x37c0, 0x0, 0x0, 0x5, 0x12}, [@FRA_FLOW={0x8, 0xb, 0x80000000000}, @FRA_GENERIC_POLICY=@FRA_FWMASK={0x8, 0x10, 0x1}, @FRA_FLOW={0x8, 0xb, 0xffffffffffffffff}, @FRA_SRC={0x8, 0x2, @multicast1=0xe0000001}, @FRA_SRC={0x8, 0x2, @broadcast=0xffffffff}, @FRA_GENERIC_POLICY=@FRA_IP_PROTO={0x8, 0x16, 0x87}, @FRA_SRC={0x8, 0x2, @local={0xac, 0x14, 0x14, 0xaa}}]}, 0x58}, 0x1, 0x0, 0x0, 0x810}, 0x20000000) r3 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r3, 0x0, 0x0, 0x73e0) sendfile(r1, r3, &(0x7f00007ed000)=0x3f0f, 0xffa) 2018/06/05 10:39:30 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:30 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x423d16e2823d75c1, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:30 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f221"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:30 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0x4) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000240)={r0}) recvfrom$ipx(r1, &(0x7f0000000380)=""/247, 0xf7, 0x0, &(0x7f0000000280)={0x4, 0x2, 0x2, "74a7a5e9a1a8", 0x7}, 0x10) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000640)={@in6={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}, 0x0, 0x1, 0x0, "0d77bded7125338de47145b71f2226c0b6950feba57b7d52d9e6d13509bb602e4818224696dafe09c25ed1d5e1e8dd9525d4425e2c4707a00f8dd47a4c19b884282e4f743e00c7a3eff599b13d518d10"}, 0xd8) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000340)='tls\x00', 0xfffffffffffffc80) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000100)={0x303, 0x33}, 0x28) signalfd4(r0, &(0x7f0000000040)={0x1}, 0x8, 0x800) sendto$inet6(r0, &(0x7f00000005c0), 0x0, 0x0, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x4}, 0x1c) r2 = accept4$packet(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000180)=0x14, 0x80800) getsockname$packet(r2, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000200)=0x14) r3 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r3, 0x1000000000016) 2018/06/05 10:39:30 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:30 executing program 0: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r0, r1, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x5d, &(0x7f0000000580), 0x0) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae8a, &(0x7f0000000000)=ANY=[@ANYBLOB="ae1300cc"]) r2 = open(&(0x7f0000000100)='./file0\x00', 0x80400, 0xac5f427c8fde8887) read$eventfd(r2, &(0x7f0000000040), 0x8) bind$ax25(r2, &(0x7f0000000140)={0x3, {"75b9bf4ea3a0eb"}, 0x80000001}, 0x10) ioctl$KVM_RUN(r1, 0xae80, 0x0) 2018/06/05 10:39:30 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x99, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:31 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f221"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:31 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:31 executing program 0: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) fcntl$lock(r0, 0x24, &(0x7f0000000000)) timer_create(0x9, &(0x7f0000044000)={0x0, 0x1}, &(0x7f0000044000)) 2018/06/05 10:39:31 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:31 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa400000000000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:31 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:31 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) listen(r0, 0x800000) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = accept(r0, &(0x7f00000001c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, &(0x7f0000000040)=0xffffffff0000001c) sendto$inet6(r1, &(0x7f0000000280), 0xfffffffffffffeac, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22}, 0x1c) shutdown(r2, 0x2) 2018/06/05 10:39:31 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket(0x40000000002, 0x7, 0x2) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x101000, 0x0) timerfd_gettime(r2, &(0x7f00000000c0)) setsockopt$inet_int(r1, 0x0, 0x3, &(0x7f0000000040)=0x651, 0x4) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000002c0)={'veth0_to_team\x00', 0x0}) setsockopt$inet6_mreq(r1, 0x29, 0x14, &(0x7f0000000300)={@empty, r3}, 0x14) sendto$unix(r1, &(0x7f0000000cc0), 0xe0, 0xa00, &(0x7f0000000d00)=@abs, 0x6e) r4 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x220880, 0x0) ioctl$TUNSETOFFLOAD(r4, 0x400454d0, 0x4) 2018/06/05 10:39:31 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet6(r0, &(0x7f00000001c0)='a', 0x1, 0x0, &(0x7f0000aa9000)={0xa, 0x4e24, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, 0x2}, 0x1c) r1 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x3, 0x202000) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b, 0x0, [0x4, 0x2, 0x9, 0x1000]}) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000000300)={{0x4, 0x2, 0x8, 0x1a, 0x100000001, 0x9}, 0x101}) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000080)=0x4) recvmsg(r0, &(0x7f00000006c0)={&(0x7f0000000280)=@hci, 0x80, &(0x7f0000000580), 0x0, &(0x7f00000005c0)=""/207, 0xcf}, 0x0) listen(r0, 0x5) accept(r0, &(0x7f0000000340)=@vsock, &(0x7f0000000000)=0xffffffffffffffab) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$cgroup_subtree(r3, &(0x7f0000000180)=ANY=[@ANYRES16=r2], 0x2) ioctl$GIO_FONTX(r1, 0x4b6b, &(0x7f00000003c0)=""/230) 2018/06/05 10:39:31 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:31 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc004c004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:31 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xca694b51e81c43f8, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:31 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="0047fc2f07d82c99240970") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)={0xaa, 0x12}) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000013e95), 0x4) r3 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000000140)={{{@in6=@loopback, @in=@multicast1}}, {{@in6=@dev}}}, &(0x7f00000000c0)=0xe8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000000), &(0x7f0000000040)=0xc) close(r2) close(r1) 2018/06/05 10:39:31 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:31 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="70707030262703"], 0x2000000001000) 2018/06/05 10:39:31 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:32 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x9ea05d262d45dfd9, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:32 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet6(r0, &(0x7f00000001c0)='a', 0x1, 0x0, &(0x7f0000aa9000)={0xa, 0x4e24, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, 0x2}, 0x1c) r1 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x3, 0x202000) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b, 0x0, [0x4, 0x2, 0x9, 0x1000]}) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000000300)={{0x4, 0x2, 0x8, 0x1a, 0x100000001, 0x9}, 0x101}) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000080)=0x4) recvmsg(r0, &(0x7f00000006c0)={&(0x7f0000000280)=@hci, 0x80, &(0x7f0000000580), 0x0, &(0x7f00000005c0)=""/207, 0xcf}, 0x0) listen(r0, 0x5) accept(r0, &(0x7f0000000340)=@vsock, &(0x7f0000000000)=0xffffffffffffffab) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) write$cgroup_subtree(r3, &(0x7f0000000180)=ANY=[@ANYRES16=r2], 0x2) ioctl$GIO_FONTX(r1, 0x4b6b, &(0x7f00000003c0)=""/230) 2018/06/05 10:39:32 executing program 6: r0 = getpgrp(0x0) r1 = gettid() rt_tgsigqueueinfo(r0, r1, 0x0, &(0x7f0000000000)={0x0, 0x0, 0xfffffffffffffffa}) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x1, 0x400000) ioctl$DRM_IOCTL_AGP_ACQUIRE(r2, 0x6430) 2018/06/05 10:39:32 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:32 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:32 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="70707030262706"], 0x2000000001000) 2018/06/05 10:39:32 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xb8, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:32 executing program 5: r0 = socket$inet6(0xa, 0x1000000000006, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_GET_IRQCHIP(r2, 0xc208ae62, &(0x7f00000001c0)=@ioapic) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000080)=[@text32={0x20, &(0x7f0000000040)="66ba2000edc4c2f90089c2dcf8070f01ca660f013726660ff19dfaffffff64670f06660fd58d0a000000d19e650600000fb04b5c0f30", 0x36}], 0x1, 0x0, &(0x7f0000000100), 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000000000)={0x10004, 0x1, 0x0, 0x2000, &(0x7f0000fea000/0x2000)=nil}) 2018/06/05 10:39:32 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e2ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b0687d6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb46c1523b8a25e71690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd71824cec9a8db26823cdd5259e688752d5491bd542b2ca7d08bdb777695db99f0401294aca81ab60da1240088cff9a340e1d6a89e7b09cfd51d", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6d2869a720fcd82f, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:32 executing program 6: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x400, 0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x0, 0x0) ioctl(r0, 0x32a, &(0x7f0000000080)="3e308c38cdfa3ee1b2f0d62a19ecca6056bfaddce886cbf324ec4fec1c397785f81f096480653188ab56e59c3dd48249728acbd6f2f8cd1fe11d") r2 = open(&(0x7f00000000c0)='./file0\x00', 0x80000, 0x2) ioctl$KVM_SET_NR_MMU_PAGES(r1, 0xae44, 0x0) recvfrom$ipx(r1, &(0x7f0000000100)=""/177, 0xb1, 0x0, &(0x7f00000001c0)={0x4, 0x6, 0x7, "eb0a69adaf6c", 0x187}, 0x10) mknod(&(0x7f0000000200)='./file1\x00', 0x8000, 0x9) ioctl$PIO_UNIMAPCLR(r2, 0x4b68, &(0x7f0000000240)={0x5, 0x3f, 0x1}) ioctl$sock_inet_SIOCRTMSG(r1, 0x890d, &(0x7f0000000280)={0x7df, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xc}}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e22, @loopback=0x7f000001}, 0x40, 0x9d5, 0x3, 0x100, 0x3, 0x0, 0x4, 0x7}) ioctl$KDSKBSENT(r1, 0x4b49, &(0x7f0000000300)="5d1c00bca40be3d858fb6587302cb7563d6b5678aa3cdea12d7dfa0d79ea145592a8e5507f385dfc0be02bec55e903c5789c6c57b30086fb088df172c2c62976a1c6e75234978b69615a8f294dde056fd3daa993be8a82bf57b117bab4971cd78926dbdf38329bf8dee1cfab8bb2253088c40525f45757ee331d32480898b149fb5dabb4cde5570de65b781e96b96901cbd5418ff168faea73122a905550b86fd3927bdc4a8f90a97dba35c7b8ef576c235e755e3a265faed3deba2ac34867614ed9f835ce6ef6a95e941f") ioctl$TUNSETPERSIST(r1, 0x400454cb, 0x1) mmap(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x2000001, 0x10, r2, 0x8) ioctl$TIOCGPTPEER(r2, 0x5441, 0x8) r3 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000440)={r2, 0x1, 0x1, 0x9, &(0x7f0000000400)=[0x0], 0x1}, 0x20) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f00000004c0)={0x7, &(0x7f0000000480)=[{}, {0x0}, {}, {}, {}, {}, {}]}) ioctl$DRM_IOCTL_DMA(r1, 0xc0406429, &(0x7f0000000600)={r4, 0x7, &(0x7f0000000500)=[0xd606, 0x7, 0x1f, 0x20, 0x3, 0x8, 0x940], &(0x7f0000000540)=[0xffff, 0x7ff, 0x4, 0x80000000], 0x2, 0x4, 0x401, &(0x7f0000000580)=[0xe471, 0xf9, 0x1, 0x8], &(0x7f00000005c0)=[0xbdb8, 0x6, 0x20]}) getsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000640), &(0x7f0000000680)=0x8) setsockopt$bt_BT_SECURITY(r2, 0x112, 0x4, &(0x7f00000006c0)={0x400, 0xffffffffffffffc0}, 0x2) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000700)=0x6, 0x4) ioctl$VHOST_SET_FEATURES(r3, 0x4008af00, &(0x7f0000000740)=0x108000000) epoll_wait(r3, &(0x7f0000000780)=[{}, {}, {}, {}, {}], 0x5, 0x1c6) getsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f00000007c0), 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000800)={0x0, 0x20, 0x5, 0x7, 0xb, r3, 0x1}, 0x2c) setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000840)={0x101, {{0xa, 0x4e21, 0xbd93, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x18}}, 0x7}}}, 0x88) perf_event_open$cgroup(&(0x7f0000000900)={0x3, 0x70, 0x3c6, 0x81, 0x9, 0x8001, 0x0, 0x2, 0x0, 0x1, 0x1, 0x9, 0x80000001, 0x8, 0x30c2, 0x6, 0x3a5, 0x1, 0x1e07, 0x100000001, 0x80000001, 0x4, 0x314, 0x5, 0x0, 0x456, 0xf86, 0x0, 0x80, 0x7, 0x0, 0x8, 0xf61, 0x8, 0x80000001, 0x3, 0x4, 0x7, 0x0, 0x7, 0x3, @perf_config_ext={0xfffffffffffffa4c, 0x7ff}, 0x406, 0x9, 0x1, 0x2, 0x7f, 0x1, 0x7f}, r2, 0x8, r2, 0x2) finit_module(r3, &(0x7f0000000980)='/dev/ion\x00', 0x2) writev(r0, &(0x7f0000000c40)=[{&(0x7f00000009c0)="05d90c2840e9d5aa894c75be81dedd2928d3f7481be255956ca84ab51b0b126a8e87fddb54f006ca3dc1086c54393c", 0x2f}, {&(0x7f0000000a00)="fd63e12c5869599f3b974ef4c4161af2e626934c01a196c6c5e22183847279a530b29b173d154503addcca39cc5aa2d7351f4fcf0571c28fd27bde25717771c750438e7c592b1a1d21965e1b1889c5ca01b7b98a1e2d91bbc2966085d58fb95d73fd472b6f7e931ab847ac6999d2c253a560c9a04f6704017fc0efcb84292aad03fa379aa8cef94371cb5eeb28951827101a54bc9708195df6b93e538e62", 0x9e}, {&(0x7f0000000ac0)="456e9e79320c2a840cd7a84b1b76c38c8e0b5a8237e437803d38556dadd4c8d8fa221c4afe61454c9067adab62408c39f153c2eefd15ed33366190f38887ce5348ff2532a8677b4d1f9af378714226ab6ddb5369a8", 0x55}, {&(0x7f0000000b40)="79671d9b7515902efc3cc79e72e0068e9450d3720186e623c2e4bc8c52e743fb8e11df518e1869e0a48e241b7902c4f811f45d93b846e4b03820510a65d851f265ac41b5c30aa859cb47552bf478e0a6949945f506bcedec17482d68b14faf0e0874053e66aa00b47f9cb6a5e289b9890e42fd2fc489c2f5973fa970675b831ef4ed53623783f65e1641d71c1caa1c5dd0152ab6ae3bd6812171a96206f89bc33fd86a5336a05dc082e51b99344ab6a46ced2087b8af43fd9e8923f56800642d1c1df981456d8170630ab2803e7de9e277515d5379d62fbec3a292671e4b8be0f8a7a003ac1756c9e706d2e2e96962feb182541738bcdd8aae", 0xf9}], 0x4) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000c80)={0x0, 0x40, 0x2, [0x80000000, 0x1f]}, &(0x7f0000000cc0)=0xc) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000d00)={r5, @in6={{0xa, 0x4e23, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0x400}}, 0x4, 0x5, 0xe673, 0x2, 0x5}, &(0x7f0000000dc0)=0x98) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f0000000e00)={0xfd, 0x0, 0x10003, 0xf1}) ioctl$DRM_IOCTL_AGP_FREE(r3, 0x40206435, &(0x7f0000000e40)={0x80, r6, 0x10003, 0xde23}) 2018/06/05 10:39:32 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:32 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:32 executing program 6: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$binder(&(0x7f0000d59ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$binder(&(0x7f0000000040)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x20011, r2, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x14, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="11634840", @ANYRES64=0x0, @ANYBLOB="000000ebffff00"], 0x0, 0x0, &(0x7f0000002000)}) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000080)=0x73f, 0x8) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f00000000c0)={0x7}, 0x4) 2018/06/05 10:39:32 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000080)={&(0x7f0000000480)={0x10, 0xbb7f}, 0xc, &(0x7f0000000440)={&(0x7f00000004c0)=ANY=[@ANYBLOB="1c00000022000100010400000000000004000000080009000a000000"], 0x1c}, 0x1}, 0x0) [ 3289.893507] binder_alloc: 15793: binder_alloc_buf size 2554215420696027696 failed, no address space [ 3289.902904] binder_alloc: allocated: 0 (num: 0 largest: 0), free: 12288 (num: 1 largest: 12288) [ 3289.911868] binder: 15793:15794 transaction failed 29201/-28, size 0-0 line 2971 [ 3289.947929] binder_alloc: binder_alloc_mmap_handler: 15793 20001000-20004000 already mapped failed -16 [ 3289.973221] binder: BINDER_SET_CONTEXT_MGR already set [ 3289.978850] binder_alloc: 15793: binder_alloc_buf, no vma [ 3289.984670] binder: 15793:15802 transaction failed 29189/-3, size 0-0 line 2971 [ 3289.993768] binder: 15793:15794 ioctl 40046207 0 returned -16 [ 3290.019199] binder: undelivered TRANSACTION_ERROR: 29189 [ 3290.025806] binder: undelivered TRANSACTION_ERROR: 29201 2018/06/05 10:39:33 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:33 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:33 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xd761a6ebbf57bbd0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:33 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:33 executing program 6: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000280)='pids.events\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f00000002c0)="ae87274e93be5de359867e080615ec91", 0x10) r2 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x3, 0x600000) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000080)={{0xd002, 0x16000, 0x8, 0x9, 0x1, 0xce, 0xa, 0x3, 0x53, 0x4, 0x5, 0x9}, {0x2, 0x0, 0xb, 0x5, 0x3c, 0x100000001, 0x51c, 0xfff, 0x4ddb, 0x5, 0x100, 0xb328}, {0x0, 0x2, 0xb, 0x7bcf000000000, 0x8cdf, 0x7, 0x401, 0x2, 0x0, 0x6, 0x81}, {0x6004, 0x4000, 0x10, 0x1, 0x7ff, 0x100, 0x10, 0x1ff, 0x0, 0x1e, 0xfffffffffffff001, 0xffffffff}, {0x2004, 0x1f001, 0x3, 0x6, 0x5, 0x1, 0x80000001, 0x6, 0x0, 0x1400000000000000, 0x7, 0x2}, {0x4, 0x1000, 0x3, 0xfffffffffffffff7, 0x0, 0x3, 0xb9e, 0x1, 0x7, 0xff, 0x0, 0x1}, {0xf000, 0x4000, 0xd, 0x1, 0x87, 0x200, 0x2, 0x1, 0xe92, 0x3, 0x7}, {0x5000, 0x0, 0x9, 0x80, 0xc5c2, 0xffff, 0x20, 0x6, 0x0, 0xbe, 0x0, 0x5}, {0x0, 0xf002}, {0x0, 0x6000}, 0x80000000, 0x0, 0x3000, 0x0, 0xb, 0x800, 0x0, [0x80, 0xff, 0x0, 0x8]}) r3 = dup(r0) ioctl$TCXONC(r3, 0x4004af07, 0x0) getpeername$packet(r2, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000004c0)=0x14) getsockopt$inet6_tcp_int(r2, 0x6, 0x0, &(0x7f0000000240), &(0x7f0000000300)=0x4) bind$packet(r3, &(0x7f0000000500)={0x11, 0x17, r4, 0x1, 0xe8df, 0x6, @random="f1ac58ba9e9b"}, 0x14) getsockopt$llc_int(r2, 0x10c, 0x2, &(0x7f00000001c0), &(0x7f0000000200)=0x4) fanotify_init(0x1, 0x40000) 2018/06/05 10:39:33 executing program 5: move_pages(0x0, 0x1, &(0x7f0000000040)=[&(0x7f0000ffc000/0x2000)=nil], &(0x7f0000000100)=[0x10001], &(0x7f0000000000), 0x0) 2018/06/05 10:39:33 executing program 0: r0 = syz_open_dev$binder(&(0x7f0000000380)='/dev/binder#\x00', 0xffffffffffffffff, 0x7fc) r1 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0x0, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x20011, r1, 0x0) r2 = epoll_create(0x7fffffff) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000140)) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x4, 0x8000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r3, 0x402c5342, &(0x7f0000000080)={0xef3, 0x5, 0x0, {}, 0x4, 0x1}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000005fd4)=ANY=[@ANYBLOB="11634840"], 0x0, 0x0, &(0x7f0000002000)}) r4 = shmget(0x3, 0x1000, 0x7c000030, &(0x7f0000001000/0x1000)=nil) shmctl$IPC_STAT(r4, 0x2, &(0x7f0000000200)=""/90) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000180)={0x4, 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="00090000005460ca047f34c61c30575b6a2a066f4a5ff70988837ec1199b2f7bb1281f808a259216be97d75c12476f67777508de505c44f7252a2966c7fa06e14f4b1939109ac226ec1477adeab62b8675ce68b45595e47da0427fc3915a6faff8bb6d738ed52db92b5c8c1fd970801ea90192d4c60b5c403b572a3a9612ae247dd71edf6042cdadf19d9f2a8b7ea5b307a6a0dbbd6af39df6dab759977f7022c9103657b9f81c4cc3b1cd37b407bbd7da8a9a2f11497d95e1e2d4"], 0x4, 0x0, &(0x7f00000001c0)="5e28a928"}) 2018/06/05 10:39:33 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:33 executing program 5: r0 = syz_open_dev$binder(&(0x7f0000d59ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) r2 = dup(r1) ioctl$UFFDIO_ZEROPAGE(r2, 0xc020aa04, &(0x7f0000000000)={&(0x7f0000002000/0x4000)=nil, 0x4000}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000003c0)={0x44, 0x0, &(0x7f0000000280)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x8, &(0x7f0000000040)=[@flat={0x77682a85}], &(0x7f0000000080)=[0x0]}}], 0x0, 0x0, &(0x7f0000000340)}) [ 3290.698932] binder: 15829:15831 unknown command 2304 2018/06/05 10:39:33 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:33 executing program 6: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x4200c0, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r1, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB="d4000000", @ANYRES16=r2, @ANYBLOB="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"], 0xd4}, 0x1, 0x0, 0x0, 0x40}, 0x40000) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) fcntl$setstatus(r0, 0x4, 0x2800) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) accept(r1, &(0x7f0000000440)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000240)=0x80) setsockopt$inet6_mreq(r1, 0x29, 0x14, &(0x7f00000004c0)={@remote={0xfe, 0x80, [], 0xbb}, r3}, 0x14) sendmmsg(r0, &(0x7f0000000040)=[{{0x0, 0x0, &(0x7f0000c38ff0)=[{&(0x7f0000000140)='\x00', 0x1}], 0x1, &(0x7f0000299000)}}], 0x1, 0x0) sysfs$1(0x1, &(0x7f0000000000)='em1!\x00') 2018/06/05 10:39:33 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3290.734170] binder: 15829:15831 ioctl c0306201 20000180 returned -22 [ 3290.772209] binder_alloc: binder_alloc_mmap_handler: 15829 20001000-20004000 already mapped failed -16 [ 3290.784776] binder: BINDER_SET_CONTEXT_MGR already set 2018/06/05 10:39:33 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xd03d29833ff6d4e0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3290.812143] binder: 15839:15842 ioctl 40046207 0 returned -16 [ 3290.845833] binder: BINDER_SET_CONTEXT_MGR already set [ 3290.851787] binder: 15839:15842 ioctl c020aa04 20000000 returned -22 2018/06/05 10:39:33 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:33 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3290.869340] binder: 15829:15831 ioctl 40046207 0 returned -16 [ 3290.884722] binder_alloc: 15829: binder_alloc_buf, no vma [ 3290.890461] binder: 15839:15842 transaction failed 29189/-3, size 24-8 line 2971 2018/06/05 10:39:33 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket(0x11, 0x80002, 0x0) setsockopt$packet_int(r1, 0x107, 0xa, &(0x7f0000788000)=0x4, 0xffffffffffffff99) getsockopt$packet_buf(r1, 0x107, 0x6, &(0x7f0000000100)=""/82, &(0x7f0000000000)=0x52) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x24002, 0x0) 2018/06/05 10:39:33 executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = dup(r0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000000000)={0x2, 0x8, 0x8, 0x7fff, 0x0}, &(0x7f0000000040)=0x10) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000080)={r2, 0x0, 0xd4, "0bd479c040d62d43ffec4b957aaf600fe85a8b70e46f25bc01b85745517b4a8ea614dbdcdbc0e0d7c1bc9fea509773b3fbdbbef582ef93378b176a9932ba2c12f0593ce99019a3d631d4a704f4b9cdc1441ec7ee1d6296f28226a948fb7092057560a2c6e16ff704824ed72ba926e95f56dca5186ee1cae3a682531961c23d93890a348013fb24f4db0405b4d2fbbf744561824dcb3214199a061f8c7edb2b55479ac5cd9324f42992971f91787dbde3d639f5ffe47b40127ce51b6282e308f6899c7038203e3488e356abf67ecd8c12949ddbc8"}, 0xdc) [ 3290.982752] binder_alloc: binder_alloc_mmap_handler: 15839 20001000-20004000 already mapped failed -16 [ 3291.024872] binder: 15839:15842 ioctl c020aa04 20000000 returned -22 [ 3291.051969] binder_alloc: 15839: binder_alloc_buf, no vma [ 3291.057712] binder: 15839:15866 transaction failed 29189/-3, size 24-8 line 2971 [ 3291.151576] binder: undelivered TRANSACTION_ERROR: 29189 [ 3291.161694] binder: undelivered TRANSACTION_ERROR: 29189 2018/06/05 10:39:34 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:34 executing program 0: unshare(0x200) r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000140)='ns/mnt\x00') r1 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x20, 0x8000) sendmmsg$alg(r1, &(0x7f0000002d00)=[{0x0, 0x0, &(0x7f0000001300)=[{&(0x7f00000000c0)}, {&(0x7f00000001c0)="44d4476e1a3dda7d7629b4a6d091aaf86da24c98388d6ab48d57dd716dcf8daafb130fd7775cfcdcdceacbee4d67cdb138b698b8eef7a83bc3d1f275cd2c73ae269f006ff27f78af1dcfe759b70ee9bbda2c1a397915be61f1df64a0140a782c2a6ad6abb605b74ddebe5d307b2f9c29f8735dd2", 0x74}, {&(0x7f0000000100)="d872", 0x2}, {&(0x7f0000000240)="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", 0x1000}, {&(0x7f0000001240)="368dfab5920a972277fb6db1733e0c73f0af8c81a288b319757abaa35e0a2f14d150dbd3ab5f614d9bb32ca5cbbcd71d474a85180b4f76e952ef6c37830dc0f8af3dc13212c540a0a0325b589b4813b88c68989e2da9bf36c8dff26e63d32519", 0x60}, {&(0x7f00000012c0)="0342655d7bcc4e7821f4512b69eeaef352ee0ca6f12c00d0b11fbaec46c7213f304d9dc837164819450af9ac", 0x2c}], 0x6, &(0x7f0000001380)=[@iv={0x70, 0x117, 0x2, 0x5a, "ad740f1b88492b737df63a5ac2b9499abbc176d59303ae5e0c8d74a2ff9e3c49787587ea0a3653c89d3d82784674172d5afd1fae565fba2d57b6adda263c76b371c62b0016ba70d35cff97c7ceb0c8d9ea7a3e8b0133b37de1c2"}, @assoc={0x18, 0x117, 0x4, 0x6000000000000}], 0x88, 0x8000}, {0x0, 0x0, &(0x7f0000001480)=[{&(0x7f0000001440)="5e63d4bb9cb9bb63e99166144e84081e9a3042b50e1a66fe3b708aa49d3b80cfb0e17082", 0x24}], 0x1, 0x0, 0x0, 0x10}, {0x0, 0x0, &(0x7f0000001680)=[{&(0x7f00000014c0)="7298a81086244f6d91bb221f1050592b0d2e69d2509d8df92353bf3f3fb9da3b6b8f8baed85075b13f2338763269c1f6c2f2cb4a13233b25fcab4295df1bd55616adafe22f839f287795241046e64a8b8c1dbba6321e4adec54c86d618dbbc45d7d98b2f34b7caa9371b099a315f5c1e9c5b2997fb5058bb6e625461998e3d5789e409e01902e8a302a9eccbda803f0451980e9e7fbf23d7c3ab4071338bdb5dc679", 0xa2}, {&(0x7f0000001580)="8a3f800f4458d049e63ada4fa5786c3e443f42574af8b39044b535fbe1b487af5843c858c52f3f49f05698bf6076af973ad10c0f75be0beb60a19926545e0ff2ba232330cedfb6cf8e6f53c3b5cc8974a6e1b3df3d4f31f659efc4aa2e1cf2e2321e4db6bfc59d6a9650d53f7976d0d4c4046bd80454bee38248b5f986962883941689d12a5fa82261c18498fcb59c61392457e897a059c670e7fbcc8ee569c7b8c4967931709cf22161be5e0a2f23299cd3e1a9578c6674eb1a92aaecdab86ed3d8ea06b5e393d15b30e60bbbc02c7b9c6b3bd86a2fca46", 0xd8}], 0x2, &(0x7f00000016c0)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18, 0x8800}, {0x0, 0x0, &(0x7f0000002a80)=[{&(0x7f0000001700)="fa38bce616c0ace8d38765bcc81b6719cf1ce59c7f1de687bf74104f41b25934c32298824ef37a9889aaf96d550b79107a33d7a386bcc085844f39eee6f92bb4eaf12a45176afdb322d63903b387e989e3ac170e94f37a5ef5475e80b2755d4734d91721115e9563ba5860a6a91554cdfce86d73710c2b43a1fd9861b9638ca8a9cab5efab45d763b58e1de47d8d75664381cb13ca7ba98351a5c77171f8a7af0561612d8790fe4ce2f8eb446de41a0c0cf32798e780bebafc6a670c", 0xbc}, {&(0x7f00000017c0)="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", 0x1000}, {&(0x7f00000027c0)="6b1aca68e247b7c84dda4b80f210215bc42c661fba16980ce9900949503e77c04ad5952467b620ac2c85585303ff69a24409f4a51731d31d437c4ef8550fe67e1de9f859b16092991aa34a4e8431f80e6148b814b5dfca7c4f7e", 0x5a}, {&(0x7f0000002840)="66f49edd081fa130c8b184e4a2766e7a03b9cc8bdd721b68ec1918867e559b7ef8bb5b1a2aa69ba690122b2894b28b5e1c8101dc931483791002cc3b907629aaf78b6c33bc04347145edad0cc96170c36d888516fe02e923a8e0aab815662bd08e9e2a663e83098ceffaf25016b76926ada726ff5c3cc12ebd2c76fca43e7e1f4dd1d437ddaf8b2a4ff222091fe0c18002b18ccf86499136441885d37065372e55901bce20be1ad5b600178b10e054ce10de", 0xb2}, {&(0x7f0000002900)="76b86b87816945a7f266f5f4ed49b9910efcb54838d72d4eadbeaf1c8f6711393dbabc71ed5c8287911f73a7b7fc7a5584fc57e1e69952b343cc7f4570275b8ee803fb7102f56cd067575226d1c324710a10611f0e77d263f4e06b07ee94fd24546f0f00fc52dee61f21f2d397dd50c5efb8fe508291aadc881848c909ec5dd4fc28797428fa2fab90896a23088cfae47074fd2c71a35cc9b07f", 0x9a}, {&(0x7f00000029c0)="e8c7ccf17bce927fe4ab672ab4f10536b76accd0c190d85d5f25226987eb8431332b2989fe25f94e75a30ed173972e8c04ef4e764712c538d872192ad5c62fa1a39145edb8555d92248e1cc3d645204fe69d07d40ce5b0f61ff5d5008855787fbfc015d81b47719b5e50a4a098eb1b7ae85675592b74451d4722094f2049557bab8e47", 0x83}], 0x6, &(0x7f0000002b00)=ANY=[@ANYBLOB="18000000000000001701000004000000440000000000000018000000000000001701000002000000000000000000000008010000000000001701000002000000ed0000008f45542f99cc8a61a1cba384fef64a0d06cce18bca8bd53ba5adaaa0fe70262c0fc401f2edc7a27fd29be50500088ed86cb405d6f60858d6caaeeb66b325061ee926545c25d3619551a0ba580211c8210e56d196eda20249be1fae8d9f68a24c80c6243d4580e89644dda204c99cd38bdd0cc3512195fd701dd900fb2040e8151ad1257a0f44c2f13f46b23a9bf8ba67d3a0f87f143aed48fe61b020a0a7c58ff0832de653b869f262f5317aa41ab923589f9203b65b82d339a4902adf202bf14d56049127c644b0d309f2b9d83b81c5357e527dba678420418afba1a201aab17972a56c8e48972ade9e138bb300000000000000"], 0x138, 0x4000000}], 0x4, 0x8000) perf_event_open(&(0x7f0000000140)={0x2, 0x60, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setns(r0, 0x0) clone(0x70024000, &(0x7f0000000180), &(0x7f0000000080), &(0x7f0000000000), &(0x7f0000000240)) 2018/06/05 10:39:34 executing program 6: openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) ppoll(&(0x7f0000000100), 0x0, &(0x7f0000000040)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) 2018/06/05 10:39:34 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x57ac4ee663c46e87, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:34 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:34 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:34 executing program 5: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/nullb0\x00', 0x502, 0x0) write$binfmt_aout(r1, &(0x7f0000000040)=ANY=[@ANYRES16=r1, @ANYRES16], 0x4) dup2(r0, r1) ioctl$void(r0, 0xc0045c77) 2018/06/05 10:39:34 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:34 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:34 executing program 5: r0 = socket(0xa, 0x1, 0x0) writev(r0, &(0x7f0000000700)=[{&(0x7f0000000040)="2843c96c1df7facc46a850a97671843d6b91d1fc255b3fe7fb", 0x19}, {&(0x7f0000000080)="8a59105d304b643c1d0ada5eba2edbf038b72f058c0ccee293d7e7972c4295cbc52b469b75011899f4a411792699a89b008c60d80d6ec53978579338365e7b769b01e2e7f2d60435ab08f7a76cb86113fddf453a594ed0b738db28b4b890887874dee38ed4022f030dc201eb10524cc3b975ea6e221fa3817c275dca804c3ad432928466f29607d3034d1d60f741352723dfb5e314cecc6dfae433bc03dce04f4488205a0fe24a", 0xa7}, {&(0x7f0000000140)="238e097e670a90b2e135a534ab47b100da5c6c4d4f213141068b5e118e4ba54a7e99752f91e949ee7daca6e4c2145cc539903fdb51baab9369fe0bcc75f8bfa9cb42d44230e27b77d46cbb6eebef7d075c535864dcc9078f457c75dbe866025f7afb7cd70faee0acc37c0801f516462be5c3162a85e4fc3ad0605aef13bd1061681eed888bc049bba9e598a34dd3105f3bfa797159ca4c4ef4de47deeae8d2254cc673f751c3a00b7787992b36dedf2a8983500548bb613e1fbb7be5aca3f9ec50af89ce0d7f13810f86fd3a333c428ebacec498d8f18d5603", 0xd9}, {&(0x7f0000000280)="04a114c1fc533bb94dbedd7df5e89fa2f9eed1fed684ef9fe0a42013e9e40669a7a9581946bbeabb96332ad3a129bc7d9f1e097f9ed336116e504ea54a897f61966d62177e85796ee787dd27f8078ce1e14c8268805ea76e3a13259921aa338f8932666eb19ef4b1b4427268f235e8cee4c7dcdbd663ba99c2ea778001dbc66233dd640df861e41c29f90f57c8be", 0x8e}, {&(0x7f0000000340)="eced74e4b0371c6de5e8a312095e419c8e38dac067ba4d591f037bc2bffa784d9f65f751e53844eb3a9a640d1aab73fec1e7163f2d5735c7bf19aa74c3c0781bb370bbe5f8818cae6f1bf84df91bd4b8e49072fbe905e83e7ee138f4186e244888b38e36d1d4e7dccb64d8443ec8aafbfe52cc31e6a034f45d4174f11ab7dbbcfdc9da8d198f8c7217c935787fd7d09179fe237d07ce2c5c5841b71df22f1e5fb8776191f46e6fa34b1eab9eb285b89080cf2117429fbe4664bb13071a34f7a1803aefde3fdb50fabb225b0fb97c6d7e78e92085b59ebe9eb06f3b4979d78e485d55a06152e45bf88d", 0xe9}, {&(0x7f0000000440)="b7f11290f7b12f59b5fe646d3800cd7a2a613680fa0e7b8e64e754ce316b4a2a505d541c81783892bf6249ad4bfecf319190b504255ea295a0faf8fa28abdaae0f2cbd0545c29724a11d280d861b1c16dbe28667e1e9b1641e9c81af99a3892139ba3f35540319721a5ff3fe64bd1dfba4107524d6adfad79ee0ad1b12c463dd73c478c8145b45c3f09fefc26f678cad94ed", 0x92}, {&(0x7f0000000500)="4e48d1622c6ce11aa54d288ec2e6f8febaa7e69b00d9df0383c3db6940ef0770fcc757dd4e078b1e31a414a2f63caeab040b5b714ee1a4f83db0ca312dae3883f2c4bd11b0d11063571f55496a0acac3fb4395fceb327b949eb898a051f8591e", 0x60}, {&(0x7f0000000580)="4ae7f60aa53d9e43d083242d7f4135f1b66fe61c3d9ff12bb76934e0ad902f16bbaef8893476dc884f72c5b3e097176870930cea60c3b5b948722257ea35fecefaa0131d0ab8e75e2469533cc4458e58c510463feea9ae6b1d42a044148ce90c9e73fa04d7c1d070939d17b6", 0x6c}, {&(0x7f0000000600)="9bbe4ebe5d7f809dd892b2e1e9f82928224278fd23527b60e34c613005025212b20f88bb3e582d073b163f269d6d3dc567795396a929e3dbfc0acb99c83f612222365e109084a1a8dabef89c51835e14b22a62cb9381668d739ebc28635bc4bf558c3a52c753efca9d12dc08bb6560f633b799924223c980c3a1890f6ff55933814590eef8510604c19893476321e687c0c41e22157bbeeeac67ed101f29c8ea976590c7efc4360196e0fbed76544cdef9ad534864558be0eb10d6561bba993e10ff37d2f098487bda979c568df9ab821851574fd2e83a5b7ed814582b9fc468aee7ee8056b1dca969", 0xe9}], 0x9) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) ioprio_set$pid(0x3, r1, 0x9) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") prctl$void(0x1a) 2018/06/05 10:39:34 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:34 executing program 6: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") rt_sigtimedwait(&(0x7f0000448000), &(0x7f0000d31ff0), &(0x7f00007adff0)={0x77359400}, 0x8) mkdir(&(0x7f00000000c0)='./file0\x00', 0x4) mount(&(0x7f0000000000)='[\nfile:\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='ceph\x00', 0x0, &(0x7f00000000c0)) [ 3291.687657] IPVS: ftp: loaded support on port[0] = 21 2018/06/05 10:39:34 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e2ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b0687d6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb46c1523b8a25e71690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd71824cec9a8db26823cdd5259e688752d5491bd542b2ca7d08bdb777695db99f0401294aca81ab60da1240088cff9a340e1d6a89e7b09cfd51d", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa16406a57f908f5c, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:34 executing program 5: rt_sigprocmask(0x0, &(0x7f0000000000)={0xfffffffffffffffe}, 0x0, 0xfffffffffffffe42) r0 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0xffffffffffff0001, 0x400000) getsockopt$nfc_llcp(r0, 0x118, 0x6, &(0x7f0000000140)=""/229, 0xe5) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000021ff8)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_create1(0x80000) pipe(&(0x7f00004a8000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r4, 0x407, 0x0) write$binfmt_elf64(r4, &(0x7f0000000300)=ANY=[@ANYPTR64=&(0x7f00000002c0)=ANY=[@ANYRES16=r2], @ANYBLOB="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", @ANYRES64=r2, @ANYRES64=r0], 0x1018) vmsplice(r4, &(0x7f00000000c0)=[{&(0x7f0000000140)}], 0x1, 0x0) ioctl$DRM_IOCTL_MODESET_CTL(r3, 0x40086408, &(0x7f0000000040)={0x7, 0x1}) dup2(r1, r3) 2018/06/05 10:39:34 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:34 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) [ 3292.579660] libceph: parse_ips bad ip '[ [ 3292.579660] file' [ 3292.722992] libceph: parse_ips bad ip '[ [ 3292.722992] file' 2018/06/05 10:39:35 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e2ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b0687d6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb46c1523b8a25e71690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd71824cec9a8db26823cdd5259e688752d5491bd542b2ca7d08bdb777695db99f0401294aca81ab60da1240088cff9a340e1d6a89e7b09cfd51d", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x5, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:35 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:35 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:35 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}], 0xb0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r8 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r8, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:35 executing program 0: clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000804000)) mknod(&(0x7f00000002c0)='./file0\x00', 0x11, 0xfffffffc) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f0000a7bfc8), &(0x7f00006fcff0)) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffff9c, 0x84, 0x76, &(0x7f0000000040)={0x0, 0xac59}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={r1, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x676, 0xffffffff, 0x45, 0x9, 0x20}, &(0x7f00000001c0)=0x98) getpeername(r0, &(0x7f0000000200)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f0000000280)=0x80) 2018/06/05 10:39:35 executing program 6: socket$can_raw(0x1d, 0x3, 0x1) io_setup(0xba, &(0x7f0000000000)=0x0) r1 = creat(&(0x7f00000000c0)='./file0\x00', 0x48) ioctl$sock_netrom_TIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) r2 = socket(0x2, 0x803, 0x100000001) connect$inet(r2, &(0x7f0000000080)={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0xff6d) io_submit(r0, 0x1, &(0x7f0000000040)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x1, 0x0, r2, &(0x7f0000000080)}]) 2018/06/05 10:39:35 executing program 5: r0 = socket$inet6(0xa, 0x2807, 0x3) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) preadv(r0, &(0x7f00000003c0)=[{&(0x7f0000000380)=""/25, 0x19}], 0x1, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f00000000c0)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa}}}, 0x108) syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000775000)) r1 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x9, 0x305100) fchmodat(r1, &(0x7f0000000340)='./file0\x00', 0x31) getpeername$ax25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x10) 2018/06/05 10:39:35 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:35 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:35 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:35 executing program 5: mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1, 0x31, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) capset(&(0x7f0000002ffa)={0x20080522}, &(0x7f0000002000)) r0 = socket$bt_hidp(0x1f, 0x3, 0x6) openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x400000, 0x0) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x4, 0x10, r0, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x701200, 0x0) 2018/06/05 10:39:35 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:35 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x39ad000000000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:35 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:35 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1b, &(0x7f00000001c0)={0x0, 0x5, "d87a1e7c43"}, &(0x7f0000000200)=0xd) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000280)={r1, @in6={{0xa, 0x4e22, 0x80000001, @empty, 0x7}}}, 0x84) getpeername$inet(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, @multicast2}, &(0x7f0000000180)=0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'vcan0\x00'}) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000002e00)={0x0, @empty, @multicast1}, &(0x7f0000002e40)=0xc) getpeername$packet(0xffffffffffffffff, &(0x7f0000005b40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000005b80)=0x14) r2 = accept4$packet(0xffffffffffffff9c, &(0x7f0000005bc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000005c00)=0x14, 0x0) recvmmsg(r2, &(0x7f0000009640)=[{{&(0x7f0000009180)=@hci, 0x80, &(0x7f0000009400), 0x0, &(0x7f0000009440)=""/45, 0x2d}, 0xb93}, {{&(0x7f0000009480)=@in={0x0, 0x0, @remote}, 0x80, &(0x7f0000009600), 0xd5cff94754fe16c}}], 0x2, 0x0, &(0x7f0000009700)={0x77359400}) r3 = openat$cgroup_ro(r2, &(0x7f0000000080)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r3, 0x84, 0x20, &(0x7f0000000100)=0x8000, 0x4) openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0, 0x48) setsockopt$inet6_int(r0, 0x29, 0x19, &(0x7f0000039000)=0x8, 0x4) syz_emit_ethernet(0x6e, &(0x7f0000000000)={@random="cd390b081bf2", @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x38, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@dest_unreach={0x1, 0x0, 0x0, 0x0, [], {0x0, 0x6, "d5cae2", 0x0, 0x3a, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, [], "f601929f106531aa"}}}}}}}, 0x0) 2018/06/05 10:39:35 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:35 executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) r1 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x100000001, 0x400100) ioctl$VHOST_SET_VRING_ENDIAN(r1, 0x4008af13, &(0x7f00000000c0)={0x3, 0x74e7}) r2 = socket(0xa, 0x200000000001, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000000)="240000004f0007031dfffd946fa2830020200a0009000300001d85680c1ba3a20400ff7e280000001100ffffba16a0aa1c0009b3ebea8653b1cc7e63975c0ac47b6268e3966cf055d90f15a3", 0x4c}], 0x1}, 0x0) 2018/06/05 10:39:35 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc4800004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:35 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) [ 3293.430886] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/06/05 10:39:36 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x3e10ca53d1494d0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:36 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:36 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8911, &(0x7f0000000000)="002fe9dba52bf3bc420000") r1 = pkey_alloc(0x0, 0x3) pkey_mprotect(&(0x7f0000131000/0x3000)=nil, 0x3000, 0x8, r1) r2 = syz_open_dev$sndctrl(&(0x7f0000001880)='/dev/snd/controlC#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = accept(r0, &(0x7f0000000040)=@vsock, &(0x7f00000000c0)=0x80) listen$netrom(r3, 0x6) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r2, 0xc0505510, &(0x7f0000000280)=""/236) 2018/06/05 10:39:36 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:36 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:36 executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.stat\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000180)=ANY=[@ANYRES32=0x0, @ANYBLOB="0e000000f38863cf8ca1bd631f2ff6094b7379e7389dd0630f159ca97d3eae9a9311b56f47885fbfa4e4d966d619cac058aed1050dae0acaa5c663d4c52237fed4e3af18db9c3705dd760072631866df3b02389843b7575c27fadf94ce125dd0df9f14def09e7343336e44ee4d80538e74c9e0299af2594068d3e9779ba2be46e0d6eacf46a81249d19b1c8452116870316120220d89f2e5e46c1cf894606d423d567811985aee7fa03285157b7abdcc0e7f4f12f7c73f4d40f4b35038e1b01e37ef68aec3b90fc77b412f00db21621768d31afaba820367188cc8ea1f09470324b25186b97f116264caace2a67939001b845bb860092c460467eb141ec96c27407c3b40d8e11f9f8f1bd6553e772820fd4962cd059ce034df14372b6e929f27f1c25a3f5c6a0ebc3c449a48cb7b175a6b68"], &(0x7f00000000c0)=0x16) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000100)={r2, 0x1000}, 0x8) ioctl$LOOP_CLR_FD(r0, 0x1265) 2018/06/05 10:39:36 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:36 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000000)={'TPROXY\x00'}, &(0x7f00000000c0)=0x1e) 2018/06/05 10:39:36 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:36 executing program 6: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000000), 0x4) r1 = request_key(&(0x7f0000000040)='id_legacy\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000000c0)='+\x00', 0xfffffffffffffffd) r2 = request_key(&(0x7f0000000100)='.request_key_auth\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000180)="76626f786e65743162646576402d706f7369785f61636c5f6163636573732a6d643573756d657468316d696d655f74797065e61a766d6e6574302700", 0xffffffffffffffff) keyctl$instantiate(0xc, r1, 0x0, 0x0, r2) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vsock\x00', 0x100, 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000000200)={0xffffffffffffffff, 0x2, 0x5, 0x3, 0x20}) 2018/06/05 10:39:36 executing program 0: r0 = socket$kcm(0x29, 0xfffffffffffffffe, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IPVS_CMD_SET_CONFIG(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)=ANY=[]}, 0x1}, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000000)={&(0x7f0000018ff4)={0x10}, 0xc, &(0x7f0000013ff1)={&(0x7f0000000180)={0x192, 0x28, 0x5, 0x0, 0x0, {0x1}}, 0x393}, 0x1}, 0x0) 2018/06/05 10:39:36 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:36 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000001f000)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(authencesn(sha256-avx2,xts-serpent-avx2))\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x5, &(0x7f0000000040)="77522510e03042cfbe00000000d8224c9c1da219da100950bf313a602ea1d0a40000000000", 0x25) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x1, 0x80) 2018/06/05 10:39:36 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x8b3b48a44003c726, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3293.929128] Unknown ioctl -1072409599 [ 3293.980382] Unknown ioctl -1072409599 2018/06/05 10:39:36 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc713524"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:36 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x29, 0x2, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r4 = eventfd(0x0) r5 = eventfd(0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000180)={r5, 0x0, 0x2, r4}) ioctl$BLKTRACESTART(r2, 0x1274, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)={r5, 0x20000007, 0x2, r4}) 2018/06/05 10:39:37 executing program 6: syz_open_dev$sndctrl(&(0x7f0000000140)='/dev/snd/controlC#\x00', 0x1ff, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000d40)=""/4096, 0xffd2}], 0x1, &(0x7f0000000080)=""/92, 0xfffffffffffffe56}, 0x0) r1 = socket$kcm(0x29, 0x5, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = syz_open_dev$mice(&(0x7f00000001c0)='/dev/input/mice\x00', 0x0, 0x204141) ioctl$sock_inet6_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000200)) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000100)=0x1, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r2, 0x40046411, &(0x7f00000002c0)=0x4) ioctl$TIOCGSOFTCAR(r2, 0x5419, &(0x7f0000000280)) ioctl$int_out(0xffffffffffffffff, 0xc0305710, &(0x7f0000000100)) 2018/06/05 10:39:37 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:37 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xd4b802499324390d, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:37 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x0, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:37 executing program 5: mkdir(&(0x7f0000000000)='./file0/bus\x00', 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000080)={0x5, 0x70, 0x5, 0x3, 0x5, 0x8000, 0x0, 0x40, 0x50010, 0x2, 0x101, 0x1, 0x80, 0x2, 0x251, 0x171, 0x7, 0x2, 0x7fff, 0x2, 0x1, 0x400, 0x4c7e, 0x4, 0x2, 0x80, 0xcda7, 0xec, 0x0, 0x4, 0x8000, 0x9, 0x3ff, 0x4, 0x40, 0x4, 0x27, 0x33fd, 0x0, 0x5, 0x4, @perf_config_ext={0x100000001, 0xb6a}, 0x800, 0x8, 0x1, 0x4, 0x4, 0xc62a, 0x1e3}) setrlimit(0xc, &(0x7f00002ffff0)) mount(&(0x7f0000cec000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f00003f1ff9)='mqueue\x00', 0x0, &(0x7f0000b65000)) creat(&(0x7f0000000740)='./file0/bus\x00', 0x128) 2018/06/05 10:39:37 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:37 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:37 executing program 0: mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x40) mkdir(&(0x7f0000000180)='./file0\x00', 0x100) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000027000)='./file0\x00', &(0x7f00000000c0)='ramfs\x00', 0x0, &(0x7f000000a000)) r0 = creat(&(0x7f0000df1000)='./file0/bus\x00', 0x0) r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file0/bus\x00', 0x0, 0x0) io_setup(0x9, &(0x7f0000000000)=0x0) io_submit(r2, 0x1, &(0x7f0000000480)=[&(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000040)}]) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000080)={r0, r1}) 2018/06/05 10:39:37 executing program 6: capset(&(0x7f0000000040)={0x20080522}, &(0x7f0000000080)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0xfa008beb43a6a65d, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000340)) accept$netrom(0xffffffffffffffff, &(0x7f0000000480), &(0x7f00000004c0)=0x10) syz_open_dev$mice(&(0x7f0000000500)='/dev/input/mice\x00', 0x0, 0x101000) r0 = socket$bt_bnep(0x1f, 0x3, 0x4) r1 = accept4(r0, &(0x7f0000000400)=@sco, &(0x7f0000000540)=0x8b, 0x801) getsockopt$inet_dccp_int(r1, 0x21, 0x3, &(0x7f0000000180), &(0x7f00000001c0)=0x4) socketpair(0x1a, 0x0, 0x0, &(0x7f00000000c0)) 2018/06/05 10:39:37 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000180)="c626262c8523bf012cf66f") r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$SG_GET_KEEP_ORPHAN(r0, 0x2288, &(0x7f0000000040)) sendmsg$nl_generic(r1, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f00000016c0)=ANY=[@ANYBLOB="180000001d00ffff00000000000000001100040004000100"], 0x18}, 0x1}, 0x0) 2018/06/05 10:39:37 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:37 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:37 executing program 0: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r0, 0x28, 0x2, &(0x7f0000000040)=0x100000000, 0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000200)={0x0, @in6={{0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}, 0x0, 0x0, 0x20, 0x0, 0xa0}, &(0x7f0000000a40)=0x98) ioctl$PIO_UNIMAPCLR(r0, 0x4b68, &(0x7f0000000000)={0x6, 0x69}) setsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f00000001c0)={r1, 0x5}, 0x8) ioctl$KVM_SET_XSAVE(r0, 0x5000aea5, &(0x7f00000002c0)={"ef440753db38e398555eadbd08e80418344942eca95a7cad4861e18331e7c75e2bf4fb1780bfdd6817b1a96937e8434632a8f5c0a877a1fb8ca502976561aa4c6017162749b02cfaf374436e0557de60623c4617359d986d5c9de4fa71ec0deaf390a2e9f36c3e2d83f289b14a335fa0740dbafd86364ca6ebeee82f7523b1b5c9bf6a8f6a0907f8cd274d8e9915d52490c1129b27039aba31d5c6d6003c447def0cb22f1195e0a8f549611200512967f74a4540f9a498857093706fc777173160d69f76fdaaec0cdeb949807ceac4ac4e9e570d3437afeb1ca321cf71fd3a3adf23ee8b9a4f34a87df488e2a61eef975248ab44a312698c5262b88f9be73e6d220224d40c660f25131e218750102b68ee92037719b2e1589ee87e8c4745c72e3ca9e3a35bf455be47bdb63b2d0f28ee2d2ba5dc85115bd785e56513a5e2af720aece741a1f71ccee9131609f2d900b77203d4181c7957c6eea1b5b031ed8a4c81ebcd38c0c8ea3ecbdc663da2b4fe751d20f1587f595f3e856770f3e42e013de8520fb96580a76e4dcaf441ad7a7e60e0ddea514f3cbcff00fa54c44d5ae8f59452b8380b7462ee3b5e411603b650bfe7ad918dce162710d767372a63e48af287ad05007545241e2d0f048a9ea2490f15c9f53e821450cf7dcfd06a3067670880b117cbb87c52b60b432cf73216407781b7b751fbb8b669d713294d5ca9881eab27fb362c9aae4c39411f64bb98eac113524cfda2cb8bb023c75fa6e4c5325628c77f9382fd0ddbdf0eebd0cdf2a4b3e252056071e639e4604f7549ed4eff0142f81d0bafe4c88f58b166746b602ea827e322a14b6b173f4aeadbd45042fff0fb7956b0510012ac249b5ebe993605be96c4d877923d7533a0ad6098256a122969193871175dc277f02fd0a7db287433e5dd13b731067b33144f615aa257c7de77f70433027c37b07444685a1b2cba4b32db69edd5a4e1bf8b1f58b20210a1444f899785f90d44ab026019815ec284ff0041ab8c37c2eb100d153e79ae4f5812ce7f595f488a0d1ef6cb5d697f058cf7c9924c3fce5236838cd11a2d337693308334e6c8e6db60acb239252a9f86108068f068f4dbc41f1fe0a9b1e6dcd3c94b97b2c84aa78ed869696d47dc91a97180f57fd5b3cb32e8297f00dd5ccd072d83d6d0de9fb0a68eb6d9e9311b68dce55249ee3cc11e18701af21040025caace50aa4bb82f075a912b5e6b722ce57caaee83fff070633259b194a227a603606442687967336be8fcbdf156e98da74d5940550ff5bd837334475c5643768a8b9a7e20cd1fb4af4dd465472a585433a30f39e14b0f21ad5a42255129f49a48a6793c3700132ab6c0e3ad9cf25dfb660186bf6440e217de594bc9127354feaf5fff6d520ffb100cde3038da0157ebf42cb039efb9d1a89c048a0d184b8fabc368fb20"}) 2018/06/05 10:39:37 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xb6668b5182d6ded0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3294.918334] netlink: 'syz-executor5': attribute type 1 has an invalid length. 2018/06/05 10:39:37 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:37 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x14000, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r1, 0xc10c5541, &(0x7f0000000080)={0x3ff, 0x3, 0x9, 0x0, 0x0, [], [], [], 0x5}) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") unshare(0x48000400) 2018/06/05 10:39:37 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) [ 3294.970529] netlink: 'syz-executor5': attribute type 1 has an invalid length. 2018/06/05 10:39:37 executing program 6: recvmmsg(0xffffffffffffff9c, &(0x7f0000005200)=[{{&(0x7f0000002700)=@can, 0x80, &(0x7f0000004b80)=[{&(0x7f0000002780)=""/152, 0x98}, {&(0x7f0000002840)=""/49, 0x31}, {&(0x7f0000002880)=""/4096, 0x1000}, {&(0x7f0000003880)=""/4096, 0x1000}, {&(0x7f0000004880)=""/34, 0x22}, {&(0x7f00000048c0)=""/150, 0x96}, {&(0x7f0000004980)=""/21, 0x15}], 0x7, &(0x7f0000004c40)=""/65, 0x41}}], 0x1, 0x0, &(0x7f0000005440)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x4, 0x0) setsockopt$bt_BT_SECURITY(r2, 0x112, 0x4, &(0x7f00000000c0)={0x9668, 0x7}, 0x2) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000100), &(0x7f0000000140)=0x4) sendto(r2, &(0x7f0000000280)="18cad9033642acdd3170928031137380c84fd7228f8d3879709e06de69dbe9d2a8d6f40a95b6e848f54738b6574380b478f6b5552c59492537946c2021bb7ca489daf5781ee97e6d1376a9691dd5977d11f7662c987a4e608bbcb7e4e014f98abf5202b5c6415b5ac05df4f551be26a3bf4246bb824de92a0a07df1e26d0caa019a72ee2e1ec281da40f390a8d447f6a2c16f1e8393359f761514cd6edccfbef439086367d81963f362ff259049f835ab30045cc273a80c236ea03f4942bccb320cc5b66c194531acb578f5dd2925d84ed172e36d9260b0d8288583a13e1ff596bc92cb90e83a9aa9db6cea2f2371ea25e35ab1a70cccd", 0xf7, 0x40, 0x0, 0xffffffffffffff3f) ioctl$DRM_IOCTL_CONTROL(r0, 0x40086414, &(0x7f0000000400)={0x1, 0xb4}) r3 = dup2(r1, r1) fcntl$F_SET_FILE_RW_HINT(r3, 0x40e, &(0x7f0000001d40)=0x1) r4 = socket(0xa, 0x1, 0x0) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r3, 0x84, 0x74, &(0x7f0000000380)=""/91, &(0x7f0000000180)=0x5b) sendmsg$rds(r3, &(0x7f0000001d00)={&(0x7f0000000440)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10, &(0x7f0000000800)=[{&(0x7f0000000c00)=""/4096, 0x1000}, {&(0x7f0000000480)=""/97, 0x61}, {&(0x7f0000000500)=""/92, 0x5c}, {&(0x7f0000000700)=""/201, 0xc9}, {&(0x7f0000000580)=""/36, 0x24}], 0x5, &(0x7f0000001c80)=[@rdma_dest={0x18, 0x114, 0x2, {0x2, 0x7}}, @rdma_args={0x48, 0x114, 0x1, {{0x2, 0x6}, {&(0x7f0000000880)=""/132, 0x84}, &(0x7f0000001c00)=[{&(0x7f00000005c0)=""/46, 0x2e}, {&(0x7f0000000940)=""/157, 0x9d}, {&(0x7f0000000a00)=""/66, 0x42}, {&(0x7f0000000a80)=""/39, 0x27}, {&(0x7f0000005480)=""/4096, 0x1000}], 0x5, 0x0, 0x6}}], 0x60, 0x80}, 0x40040) ioctl(r4, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$netlink(r3, &(0x7f0000028fc8)={0x0, 0x0, &(0x7f0000019000)=[{&(0x7f00000001c0)=ANY=[@ANYRES64], 0x1}], 0x1, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000100000001000000", @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00'], 0x18}, 0x0) recvmmsg(r0, &(0x7f0000000b80)=[{{&(0x7f0000000200)=@l2, 0x80, &(0x7f00000005c0), 0x0, &(0x7f0000000600)=""/84, 0x54}}, {{&(0x7f0000000680)=@l2, 0x80, &(0x7f0000000a40), 0x0, &(0x7f0000000ac0)=""/147, 0x93}}], 0x4000000000002ce, 0x62, 0x0) [ 3295.128554] IPVS: ftp: loaded support on port[0] = 21 [ 3295.250106] IPVS: ftp: loaded support on port[0] = 21 2018/06/05 10:39:38 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000000240)={0x0, 0xda, "653ecd8a50dbbd478ceebf220b2c317ae99c958153db7a82f7045e26652c193f376c5b4b34a12b34ef34a77f216602f11683adeaf0a6c5f3ea32c5e31193a07201873275c2f8f14b9262740f4961e7a2e7442e4c7d27e460bd56f75ee0069663c3609735c703c74fb819a26d778e29e22beeeecddf5ffff03c0e3911c1f3b1d823f979183afd68cad8c86ec8229b52cbe49e030bfd87c0c35148ced2ff19ad8953321fc2e169845dc7509323fce8dd2a173680d7bacfe76557ae60aa1d9b2ceae3e344568d25263d22a14190186769c39b7028052b4e43f08792"}, &(0x7f0000000100)=0xe2) getsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000340)=@assoc_id=r5, &(0x7f0000000380)=0x4) write$evdev(r2, &(0x7f00000001c0)=[{{}, 0x1, 0xa54, 0xc563}, {{}, 0x40, 0x8001, 0x40}, {{r3, r4/1000+30000}, 0x39f, 0x0, 0x6}], 0x48) perf_event_open(&(0x7f00000003c0)={0x2, 0x70, 0x7, 0x0, 0x80000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10040003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0x40bc5311, &(0x7f0000000000)={0x0, 0x0, 0x0, {0x77359400}}) 2018/06/05 10:39:38 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x890b, &(0x7f0000000240)="004717d2d2b5029273") r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff9) r2 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x2, 0x121080) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_RM_CTX(r2, 0xc0086421, &(0x7f0000000180)={r3}) keyctl$set_timeout(0xf, r1, 0x8001) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000140)={0xffffffffffffffff}) r5 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r4, 0x4048ae9b, &(0x7f0000000300)={0x80002, 0x0, [0x130, 0x370a, 0xfffffffffffff000, 0x7fffffff, 0x200, 0x7f, 0x1, 0xe6e6]}) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000200)={0x0, 0x6}, &(0x7f0000000380)=0x8) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f00000003c0)={r6, 0xffffffffffffa941}, 0x8) r7 = epoll_create(0x5) epoll_ctl$EPOLL_CTL_ADD(r7, 0x1, r5, &(0x7f00000001c0)) poll(&(0x7f0000000000)=[{r7}, {r5}, {r5}, {r0}], 0x4, 0x100000001) bind$alg(r5, &(0x7f0000000280)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-camellia-asm\x00'}, 0x58) 2018/06/05 10:39:38 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0800004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:38 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:38 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="707070302627fd"], 0x2000000001000) 2018/06/05 10:39:38 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x400800) ioctl$KVM_GET_SREGS(r0, 0x8138ae83, &(0x7f00000001c0)) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:38 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xf2d92d1f67ab7636, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:38 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x0, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:38 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000f85000)={0x2, 0x1, 0x0, 0x2, 0xc, 0x0, 0x0, 0x0, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}}]}, 0x60}, 0x1}, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x5fd, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r1, 0x408c5333, &(0x7f0000000140)={0x2, 0x5, 0x80, 'queue0\x00', 0x7}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20000}, &(0x7f00000000c0)=0x8) sendmsg$key(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)={0x2, 0x9, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) 2018/06/05 10:39:38 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x400800) ioctl$KVM_GET_SREGS(r0, 0x8138ae83, &(0x7f00000001c0)) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:38 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:38 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0a00004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:39 executing program 0: r0 = socket$inet6(0x10, 0x802, 0xfffffffffffffffe) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000240)='/dev/null\x00', 0x40000, 0x0) openat$cgroup_procs(r1, &(0x7f0000000280)='cgroup.threads\x00', 0x2, 0x0) sendmsg(r0, &(0x7f0000002fc8)={&(0x7f0000000000)=@nl=@kern={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f000000dfaa)="5500000018007f5d00fe01b2a4a280930a600a0000a8430891000000390009000a000c00060000001900a30700000000000000dc1338d54400009b84136ef75afb83de448daa7227c43ab8220000060cec4fab91d4", 0x55}], 0x1, &(0x7f00000000c0)}, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000080)=0x4, 0x4) getsockname$unix(0xffffffffffffffff, &(0x7f0000000500), &(0x7f00000004c0)=0x32f) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000200)={0x2}) getsockopt$ARPT_SO_GET_REVISION_TARGET(0xffffffffffffffff, 0x0, 0x63, &(0x7f0000000180)={'ah\x00'}, &(0x7f00000001c0)=0x1e) 2018/06/05 10:39:39 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:39 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xc32a62a60000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:39 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:39 executing program 5: r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x402400) ioctl$int_out(r0, 0x80004537, &(0x7f00000000c0)) fstat(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgroups(0x3, &(0x7f0000000240)=[r1, r1, r1]) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r0, 0xc10c5541, &(0x7f0000000100)={0x5, 0x7, 0x7, 0x0, 0x0, [], [], [], 0x4, 0x1f}) 2018/06/05 10:39:39 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x400800) ioctl$KVM_GET_SREGS(r0, 0x8138ae83, &(0x7f00000001c0)) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:39 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x0, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:39 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="707070302627ff"], 0x2000000001000) 2018/06/05 10:39:39 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:39 executing program 5: prctl$seccomp(0x16, 0x2, &(0x7f0000000140)={0x1, &(0x7f00000000c0)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) prctl$seccomp(0x16, 0x1, &(0x7f0000000040)) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/dev\x00') setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000100)={0x5, &(0x7f0000000080)=[{0x7, 0x9, 0x4c}, {0x2, 0x9, 0x100000000, 0x3}, {0x800, 0xcb, 0x5, 0x2}, {0xfffffffffffff561, 0x1, 0x0, 0x9}, {0x5, 0x2, 0x92}]}, 0x10) 2018/06/05 10:39:39 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x400800) ioctl$KVM_GET_SREGS(r0, 0x8138ae83, &(0x7f00000001c0)) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:39 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0074004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:39 executing program 0: r0 = socket$inet_sctp(0x2, 0x4000000005, 0x84) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS(r1, 0x80605414, &(0x7f0000000040)=""/4096) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f00000012c0)={0x0, @in6={{0xa, 0x4e23, 0x5, @loopback={0x0, 0x1}, 0x100000000}}}, 0x84) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f0000001040)={0x4e, 0x6, 0x5, 0x9}, 0x10) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000001080)=[@in={0x2, 0x4e21, @rand_addr=0x10001}], 0x10) 2018/06/05 10:39:39 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xcd57c0e6fb47523c, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:39 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:39 executing program 0: prctl$intptr(0x200000002f, 0x4) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x100, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x6) 2018/06/05 10:39:40 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:40 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x400800) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:40 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:40 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x51e553e592b3e1d0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:40 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="7070703026277f"], 0x2000000001000) 2018/06/05 10:39:40 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:40 executing program 0: r0 = socket$inet6(0xa, 0x21000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) setsockopt$inet_opts(r1, 0x0, 0xd, &(0x7f0000000000)="730110c91a2b895c8177b243a78f84b6a1e8462735aefab0dd9bb254cad59c18e57b8e4b083930ac514e7b756779394d64f18f0f24a97dcc47f9ae5274dcb1de910524bcc20612375f6ec487add556756c09cf66e3a99c1a40fcf713d71a9d1716d0a0b2301c7ddeee93037c253b64425c885ac2f54b791b67da1f5cf2f41b73fd817036e2f05ceb315eee8305f720d43a3d07093d7c6f8927c2325da92570a0375a34cebbb50fd5ed3cb563bbfba5b5475055639c8a49739d5f16a51dca78e1", 0xc0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000009000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f00000002c0)="366536f26f660f22c066b871e5ee230f23c80f21f86635040030000f23f80f38f0b7cedb66b9ab0a000066b80300000066ba000000000f300f01cf66b8b4c800000f23d00f21f866353000000f0f23f8ba410066ed66b9be09000066b80000000066ba008000000f30f30f001e0000", 0x6f}], 0x1, 0x24, &(0x7f00000001c0), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/06/05 10:39:40 executing program 5: perf_event_open(&(0x7f0000000380)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x0, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x7001, &(0x7f0000000300)) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000040)={0x3c, 0x202, 0x100, 0x100, 0x0}, &(0x7f0000000080)=0x10) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000100)={r1, 0xfffffffffffffffe}, &(0x7f0000000140)=0x8) 2018/06/05 10:39:40 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:40 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x7b, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:40 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:40 executing program 5: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000080)=0x0) r1 = syz_open_procfs(r0, &(0x7f00000000c0)='net/dev_mcast\x00') ioctl$KVM_IOEVENTFD(r1, 0x400c6615, &(0x7f0000000040)) 2018/06/05 10:39:40 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x197e3005b95a6745, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:40 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:41 executing program 5: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x10003, 0x80011, r0, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x4000) fdatasync(r1) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)=@dellink={0x20, 0x11}, 0x20}, 0x1}, 0x0) prctl$setname(0xf, &(0x7f0000000580)='\x00') 2018/06/05 10:39:41 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:41 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000180)={0x0, @remote}, &(0x7f00000001c0)=0xc) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000300)={'team0\x00', r1}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r2, 0xc0045516, &(0x7f0000000080)) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000200)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-camellia-aesni\x00'}, 0x58) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f0000000140)) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r4 = accept$alg(r3, 0x0, 0x0) sendmmsg$alg(r4, &(0x7f0000003e80)=[{0x0, 0x0, &(0x7f0000002a80), 0x167, &(0x7f0000000100)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) recvmmsg(r4, &(0x7f0000001280)=[{{&(0x7f0000000280)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000480)=""/255, 0xff}], 0x1}}, {{&(0x7f0000000ec0)=@nl=@proc, 0x3b2, &(0x7f0000001180)=[{&(0x7f0000001080)=""/251, 0xfb}], 0x1, &(0x7f00000011c0)=""/157, 0x9d}}], 0x367, 0x0, &(0x7f0000001380)={0x77359400}) 2018/06/05 10:39:41 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x0, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:41 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:41 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:41 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x40ea77fc9da9406a, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:41 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'H'], 0x2000000001000) 2018/06/05 10:39:41 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:41 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:41 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x0, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:41 executing program 5: preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000001200)=""/148, 0x94}], 0x1, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='environ\x00') ioctl$KVM_SET_DEBUGREGS(0xffffffffffffffff, 0x4080aea2, &(0x7f0000000040)={[0x0, 0xf003]}) preadv(r0, &(0x7f0000000100), 0x361, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) write$binfmt_elf32(r0, &(0x7f00000001c0)={{0x7f, 0x45, 0x4c, 0x46, 0xae7, 0x1, 0x100000000, 0x5, 0x0, 0x2, 0x7, 0x0, 0x39, 0x38, 0xb9, 0x8, 0x4569, 0x20, 0x2, 0x0, 0x101, 0x4a5}, [{0x1, 0x3, 0x0, 0x80000001, 0xb3b, 0xfff, 0x7a, 0x400}], "7511c0fcd39c4695e1a18b3f88826665fd9d02eb8af64e60947a9fe18bd39613786c01f8219c76e20ddca131b6b0a51b3cf6a47f2eba9b42d0becd523407e17d6f5896aff840fa7a7259ea0b47ab731e3abc6dd3e968dda4778f5d1c8c97865618847027df0f40e36175c08a81643ff6e473aa2222ed67f80595ffec2126fed28b8bbaab95d2287add010a3749d8af", [[]]}, 0x1e7) listen(r1, 0x0) r2 = socket$inet(0x10, 0x3, 0x4) utimensat(r0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)={{0x0, 0x7530}}, 0x100) sendmsg(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a600804e220000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) read(r1, &(0x7f0000004600)=""/4096, 0xfffffe44) syz_genetlink_get_family_id$fou(&(0x7f00000000c0)='fou\x00') ioctl$KVM_SET_DEBUGREGS(r0, 0x4080aea2, &(0x7f0000000100)={[0x0, 0xd000, 0x4, 0xd000], 0x2, 0x20}) 2018/06/05 10:39:41 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:41 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x7075ecd6ac33121a, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:41 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") setuid(0x0) pwritev(r0, &(0x7f00000001c0)=[{&(0x7f0000000280)="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", 0x1000}, {&(0x7f0000000000)="a13ce2124aae54517a268fd9e86a6f86ec4563955fe56664630c43bf01891670f485c93afe93359b2e0acf235207f68245e9578c4121136b54bdd94610c3c474c5c25f9b3334187ce3937592aa0c6ac4ee7f3b71d9e08339f5b2ad02db0b8680", 0x60}, {&(0x7f0000000080)="7428b1da3d8774832b42", 0xa}, {&(0x7f00000000c0)="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", 0xfd}], 0x4, 0x0) 2018/06/05 10:39:41 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:41 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x0, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:41 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:41 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:41 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(seed)\x00'}, 0x58) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x40, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r1, 0xc1205531, &(0x7f0000000400)={0x10001, 0x7345, 0x72, 0x8, [], [], [], 0xfffffffffffffff8, 0x0, 0x2, 0x3, "a4d94f79b54bc84f7f5954ba9484a43e"}) ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f0000000940)={0x5, &(0x7f0000000900)=[{0x4, 0x1}, {0x80, 0x91d1}, {0xffffffffffffffff, 0x4}, {0xfffffffffffffffb, 0x2}, {0x175d800, 0x3eb7}]}) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000540)=ANY=[@ANYBLOB="0ce04e6e47cb91db4d5a4ed7954385eb0bbe0324f41ce18b23fc02ca7cebcfbf66cd0c27f2b0823012db942edad4df3a062575e9e9e5e97e36813108283bf140334b8c0bff1498061f6483c52f60506eb2bf3dba409fc7755786b0c81c47f9877e6d9cfdb0e9c21aa434dfe0c8ea01c2470f906778eb8836305c66179bebf7a908592e4ee93170cf46f3f64aaa984d8c3f077e36a71a607c961f51f61c23f3fe059218efbec5c91dc6647e98dc6bee4d313a"]) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000780)={{{@in=@multicast1, @in6=@ipv4={[], [], @remote}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@rand_addr}}, &(0x7f0000000880)=0xe8) bind$can_raw(r1, &(0x7f00000008c0)={0x1d, r2}, 0x10) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000380)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000740)=0x0) r4 = syz_open_procfs(r3, &(0x7f0000000300)) ioctl$BLKSECTGET(r4, 0x1267, &(0x7f00000000c0)) setsockopt$inet6_buf(r1, 0x29, 0xcc, &(0x7f0000000300)="b1", 0x1) r5 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r5, &(0x7f00000016c0)=[{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000004b00)="877488460455363a89fb7f81ba1fd3d7aa15ccad42aa08d6f6c964978c685df9", 0x20}], 0x1, &(0x7f00000002c0)}], 0x0, 0x0) ioctl$KVM_TPR_ACCESS_REPORTING(r4, 0xc028ae92, &(0x7f00000002c0)={0x80, 0x3}) recvmsg(r5, &(0x7f0000000100)={&(0x7f0000000040)=@alg, 0x80, &(0x7f0000000140)=[{&(0x7f0000002840)=""/4096, 0x1000}], 0x1, &(0x7f0000000200)=""/87, 0xfffffffffffffd7e}, 0x0) ioctl$KVM_XEN_HVM_CONFIG(r1, 0x4038ae7a, &(0x7f0000000700)={0x8, 0x9fe, &(0x7f0000000980)="f388082cfc5982262ec4f8c4de8ce456d040223ea3b636b918797d6dc30786d17e808bfbbe293d9a66830b946d8016d2995c5eec81e6472c99100c9d6927fa4c48286b3b8a247e950ab51c67ba2638b8aafa2cd9de152aab82fcfc10c018f2cd528998672e315855e84f03069b9b159e20b9361ea7844828a79b96fb27636c4f7c50f788d54bdd4b", &(0x7f0000000a40)="df1e63326b9230f398bc510a1169226725d2db6cf235eeb4a87ee1a7354a87edc4d68500a3753931339425d4ea8744358087e833258c00ef89fae09fa5e48f305722579e92daba5908358d11731b87a4d2ddebd51f69d8f754724afbc018ff2f67667044ca671fb3eaa62417d4e344163a39d6a3471979603a8d1a61857e7d3364a1e0ebe5fee588161c9bb78cb036ada50badc69d05bceb358670f5cf478c7893ca5d63e25b9b349fe2211e12b3cdbb57136a21c7d69bce8ffa304d1352f6e65d00f12da7bd921689928997d55ffb5802fe3fa5328a5aad2c092f13f4ae7542", 0x88, 0xffffffffffffff0d}) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f00000003c0)=0x8, 0x8) 2018/06/05 10:39:41 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mprotect(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0) r1 = creat(&(0x7f0000df1000)='./file0/bus\x00', 0x0) fcntl$lock(r1, 0x7, &(0x7f0000027000)={0x1}) fcntl$getownex(r1, 0x10, &(0x7f0000000040)) getsockopt$inet6_tcp_buf(r1, 0x6, 0x1f, &(0x7f0000000100)=""/133, &(0x7f0000000000)=0x85) getsockname$inet6(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000200)=0x1c) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000240)={{0xb6c, 0xc3}, 'port1\x00', 0x2, 0x0, 0x7ff, 0x17, 0x400, 0x5, 0x8, 0x0, 0x1, 0x136}) write(r1, &(0x7f00000000c0)='=', 0x1) creat(&(0x7f00001d3ff4)='./file0/bus\x00', 0x0) 2018/06/05 10:39:42 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa714f2eecca6e98a, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:42 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc7a00004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:42 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:42 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x0, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:42 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_SCSI_RESET(r1, 0x227f, 0x707000) 2018/06/05 10:39:42 executing program 0: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x2, 0x0) close(r0) signalfd(0xffffffffffffffff, &(0x7f0000000080), 0x8) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c85000)) r2 = socket(0xa, 0x1, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000040)=0x80000000, 0x4) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) getresuid(&(0x7f0000000180)=0x0, &(0x7f00000001c0), &(0x7f0000000200)) flistxattr(r1, &(0x7f0000000980)=""/255, 0xff) getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000000280)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @dev}}, 0x0, @in=@rand_addr}}, &(0x7f0000000380)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000003c0)={{{@in=@broadcast, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@multicast1}}, &(0x7f00000004c0)=0xe8) setresuid(r3, r4, r5) r6 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x6c600, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000100)=0x0) execveat(r6, &(0x7f0000000500)='./file0\x00', &(0x7f00000007c0)=[&(0x7f0000000540)='{[GPL.)%[*]+wlan0cpuset}[![\x00', &(0x7f0000000580)='}\x00', &(0x7f00000005c0)='%cpusetnodev\'/\x00', &(0x7f0000000600)='ppp1\x00', &(0x7f0000000640)='%\\ppp1\x00', &(0x7f0000000680)='securitylo9vmnet0{.proc\x00', &(0x7f00000006c0)='/dev/vga_arbiter\x00', &(0x7f0000000700)='/dev/loop#\x00', &(0x7f0000000740)='-ppp1-[#user$(\x00', &(0x7f0000000780)='em0+lo,lo/vboxnet0,vmnet0\x00'], &(0x7f0000000940)=[&(0x7f0000000840)='/dev/vga_arbiter\x00', &(0x7f0000000880)='/dev/loop#\x00', &(0x7f00000008c0)='/dev/loop#\x00', &(0x7f0000000900)='/dev/vga_arbiter\x00'], 0x1000) ioctl$TIOCSPGRP(r6, 0x5410, &(0x7f0000000140)=r7) syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x1f, 0x0) 2018/06/05 10:39:42 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:42 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:42 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x0, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:42 executing program 5: r0 = socket$inet(0x10, 0x80002, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000080)="2f0000001800030007fffd946fa283bc8020000000040005031d856808000700083c14cc16ccbb24e0710b42fa3ccc", 0x2f}], 0x1}, 0x0) getsockopt$IPT_SO_GET_REVISION_MATCH(r0, 0x0, 0x42, &(0x7f0000000000)={'ah\x00'}, &(0x7f00000000c0)=0x1e) 2018/06/05 10:39:42 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0900004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:42 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:42 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xebb05e43971562cc, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:42 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) connect$l2tp(r0, &(0x7f0000000200)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @loopback=0x7f000001}}}, 0x26) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x40, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000003c0)='IPVS\x00') accept$ipx(r1, &(0x7f0000000240), &(0x7f0000000280)=0x10) flistxattr(r1, &(0x7f00000002c0)=""/138, 0x8a) sendmsg$IPVS_CMD_FLUSH(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x24000004}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa8, r2, 0x600, 0x70bd27, 0x25dfdbfd, {0x11}, [@IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x6}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x10001}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x7}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x100000001}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x97}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xfffffffffffffffc}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7ff}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xdbc}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}]}, 0xa8}, 0x1}, 0x4) 2018/06/05 10:39:42 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:42 executing program 5: socket$inet_sctp(0x2, 0x1, 0x84) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet6_tcp_int(r0, 0x6, 0x3f, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/06/05 10:39:42 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x0, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:42 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0x0, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:42 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc6800004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:42 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:42 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:42 executing program 0: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={"657267c71ac977ead9c300"}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x14, &(0x7f0000000040), 0x50) listen(r0, 0x0) accept(r0, &(0x7f0000000140)=@alg, &(0x7f00000001c0)=0x80) 2018/06/05 10:39:42 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x503b32794903d793, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:42 executing program 5: r0 = socket$inet6(0xa, 0x1000000000001, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0047fc2f07d82c99240970") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000080)={0x26, 'aead\x00', 0x0, 0x0, 'aegis256\x00'}, 0x58) r2 = accept4(r1, 0x0, &(0x7f0000000440), 0x0) sendmmsg$unix(r2, &(0x7f0000005c00)=[{&(0x7f0000002e80)=@abs, 0x3f, &(0x7f0000005140), 0x1}], 0x2, 0x0) 2018/06/05 10:39:42 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0x0, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:42 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x0, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:42 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(0xffffffffffffffff, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:42 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:42 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x3ff, 0x6, 0xfffffffffffff109, 0x28, 0xffffffffffffffff, 0x8}, 0x2c) r0 = socket$inet(0x2, 0x80005, 0x3) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000240), &(0x7f0000000280)=0x4) fcntl$getflags(r0, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x36, 0x3) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000080)={0x0, 0x5, 0x8, 0x20}, &(0x7f00000000c0)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000100)={r2, @in6={{0xa, 0x4e24, 0x6, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x16}}, 0x4}}, 0x7, 0x4, 0x7f, 0x7, 0x2}, &(0x7f00000001c0)=0x98) ioctl$int_out(r1, 0x40045730, &(0x7f0000000000)) 2018/06/05 10:39:42 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xaaf7c281ec31a7ec, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:43 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0x0, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:43 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x0, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:43 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x34465b349a9cff50, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:43 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:43 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) pivot_root(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='./file0\x00') setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xd1, &(0x7f0000000000)={{0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, {0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, 0x4) getsockopt$inet6_int(r0, 0x29, 0xce, &(0x7f0000000080), &(0x7f00000000c0)=0x3) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000100)) 2018/06/05 10:39:43 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:43 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="707070302627ef"], 0x2000000001000) 2018/06/05 10:39:43 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = msgget(0x3, 0x4c2) msgsnd(r1, &(0x7f00000000c0)={0x3, "1f578d9630d9bd223823a0f354d9ff91a790a345c78122f71bcafe44d096581417df51df7035f015176a8149ba1125b09cf800ae7d45f22b2296ac60a488758b340e0f949d231ef6208d4f1b83df6074a679d7d215d73b4ed6007d735cb78992a49b774bc0db7c54e525f8a7644aa890f292baaa35791173959023527e1a91230694"}, 0x8a, 0x800) sendmsg$nl_generic(r0, &(0x7f0000000000)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000002d0019010000000000876600030000000c0000000800080055000015"], 0x20}, 0x1}, 0x0) 2018/06/05 10:39:43 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x0, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:43 executing program 0: epoll_pwait(0xffffffffffffffff, &(0x7f0000000000)=[{}], 0x1, 0x0, &(0x7f0000000040), 0xfffffffffffffecf) r0 = accept4$llc(0xffffffffffffff9c, &(0x7f0000000080), &(0x7f00000000c0)=0x10, 0x800) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f00000001c0)={{{@in, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@local}}, &(0x7f00000002c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000300)={'team0\x00', r1}) 2018/06/05 10:39:43 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000)='veth0_to_team\x00', 0x10) syz_emit_ethernet(0xfed1, &(0x7f000000a000)={@broadcast=[0xff, 0xfc, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0xfec3, 0x0, 0x0, 0x0, 0x20101, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0xfffffffffffff800, 0x0) ioctl$KVM_GET_ONE_REG(r2, 0x4010aeab, &(0x7f0000000080)={0x4, 0xf6}) 2018/06/05 10:39:43 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:43 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:43 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:44 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x0, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:44 executing program 0: r0 = socket(0x40000000015, 0x5, 0x0) mprotect(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x100000a) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'syz_tun\x00', &(0x7f00000001c0)=@ethtool_regs={0x51}}) 2018/06/05 10:39:44 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:44 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6e3bffab9350d537, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:44 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000)='veth0_to_team\x00', 0x10) syz_emit_ethernet(0xfed1, &(0x7f000000a000)={@broadcast=[0xff, 0xfc, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0xfec3, 0x0, 0x0, 0x0, 0x20101, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}, @udp={0x0, 0x0, 0x8}}}}}, 0x0) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0xfffffffffffff800, 0x0) ioctl$KVM_GET_ONE_REG(r2, 0x4010aeab, &(0x7f0000000080)={0x4, 0xf6}) 2018/06/05 10:39:44 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:44 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x0, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:44 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(0xffffffffffffffff) 2018/06/05 10:39:44 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:44 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:44 executing program 0: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x5, 0x0) r2 = socket$inet(0x2, 0x80001, 0x84) bind$inet(r2, &(0x7f0000000180)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x1a, &(0x7f00000001c0)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000000000000000000000000000900000003000000a802000038010000ffffffffffffffff00000000ffffffff28020000ffffffffffffffff28020000ffffffff03000000", @ANYPTR=&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="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"], 0x308) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000000640)=[@in6={0xa, 0x4e22, 0x7, @local={0xfe, 0x80, [], 0xaa}, 0x80}, @in6={0xa, 0x4e22, 0x8, @loopback={0x0, 0x1}, 0xe5}, @in6={0xa, 0x4e21, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x3}, @in6={0xa, 0x4e22, 0x9, @loopback={0x0, 0x1}}, @in={0x2, 0x4e20, @loopback=0x7f000001}], 0xfffffffffffffd1b) r3 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x1, 0x111080) ioctl$EVIOCGREP(r3, 0x80084503, &(0x7f0000000100)) bind$inet6(r1, &(0x7f0000000140)={0xa, 0x4e20}, 0x1c) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) r4 = gettid() perf_event_open(&(0x7f0000000540)={0x7, 0x70, 0x5, 0x3, 0x401, 0x4, 0x0, 0xff, 0x80001, 0x0, 0x5, 0x8c, 0x10f2, 0xfffffffffffeffff, 0xff, 0x4, 0xe000000000, 0x5, 0x70, 0x3, 0xce5e, 0x9, 0x1, 0x9, 0x2562, 0x44, 0x8, 0x3462, 0x7, 0xc, 0x9, 0x1, 0x4, 0xfffffffffffffff8, 0x10000, 0x9a4d, 0x5, 0x5, 0x0, 0x1, 0x0, @perf_bp={&(0x7f00000000c0), 0x1}, 0x4000, 0x0, 0x3, 0x0, 0xfff, 0x100, 0x8001}, r4, 0xf, r0, 0x1) 2018/06/05 10:39:44 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x1a000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:44 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x0, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:44 executing program 6: syz_emit_ethernet(0x66, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:44 executing program 5: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000240)) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000300)=0x0) r2 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r2, &(0x7f0000000180)={0x1d}, 0x10) sendmsg$can_bcm(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x1d}, 0x10, &(0x7f0000000380)={&(0x7f0000000300)={0x5, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "388dbba2b150d176"}}, 0x48}, 0x1}, 0x0) sendmsg$can_bcm(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x1d}, 0x10, &(0x7f0000000040)={&(0x7f00000000c0)={0x5, 0x0, 0x0, {0x0, 0x2710}, {0x77359400}, {}, 0x8, @can={{}, 0x0, 0x0, 0x0, 0x0, "c4d981ae211e6951"}}, 0x20000108}, 0x1}, 0x0) migrate_pages(r1, 0x80d, &(0x7f0000000340)=0x1fffffffe, &(0x7f0000000100)=0x946) socketpair$inet(0x2, 0x8080a, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000080)={0x1, [0x0]}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f00000001c0)={r4, 0x0, 0x4, 0x4, 0x8, 0xafe}, &(0x7f0000000200)=0x14) 2018/06/05 10:39:44 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:44 executing program 0: syz_emit_ethernet(0x42, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @link_local={0x1, 0x80, 0xc2}, [], {@ipv4={0x800, {{0x6, 0x4, 0x0, 0x0, 0x34, 0x0, 0x0, 0x0, 0x0, 0x0, @rand_addr=0xfffffffffffffffc, @remote={0xac, 0x14, 0x14, 0xbb}, {[@timestamp={0x44, 0x3}]}}, @icmp=@source_quench={0x4, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev={0xac, 0x14, 0x14}, @multicast1=0xe0000001}}}}}}, 0x0) syz_open_dev$random(&(0x7f0000000080)='/dev/random\x00', 0x0, 0x200) 2018/06/05 10:39:44 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xc4, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:45 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x0, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:45 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(0xffffffffffffffff) 2018/06/05 10:39:45 executing program 6: syz_emit_ethernet(0x66, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:45 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:45 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x2, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = socket(0xa, 0x2, 0x0) ioctl$sock_ifreq(r1, 0x8924, &(0x7f00000000c0)={'bridge0\x00', @ifru_settings={0x1, 0xff, @fr_pvc=&(0x7f0000000080)}}) 2018/06/05 10:39:45 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:45 executing program 5: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = open(&(0x7f0000000140)='./bus\x00', 0x4, 0x20) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f00000003c0)="853d39c4f24e8899c96a9026378e6dc22198aa802355dbba55025b65289c01a52fe343de8bbaaf2be17c42cac703cef9c18257e8bec5a4198767a457dab93f60010540b108f0979c98e3cd395a349e7b1149bfa9d419f8b2882f176ada68325dca6e456ce5c1c0fbfdd36c99c9cb534b31a219ddc3fac79b7f059326183a9093aa0eab675965f079640923dfb0a9d865aa1b42714a7737db21ca125c27a3b1e2712443b41beb7c7728c54f16f07d2bb6b6e0e0b810703e3ae751ff2d81eb17c94ba9ebdaaf4ec49180912e6eeb08083ce3cf5c034f47b8c414a9e102ab94a8893dfc249cd2f3c8a2b93a") ioctl$SG_EMULATED_HOST(r1, 0x2203, &(0x7f0000000040)) ioctl$int_in(r0, 0x5421, &(0x7f0000000100)) r2 = dup(r0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f00007b1000), 0x4) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000080), 0x4) bind$inet6(r0, &(0x7f0000000180)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) prctl$setendian(0x14, 0x0) ioctl$KVM_GET_IRQCHIP(0xffffffffffffffff, 0xc208ae62, &(0x7f00000002c0)=@ioapic) sendto$inet6(r0, &(0x7f0000e77fff), 0x2bd, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x10, &(0x7f00000000c0), 0x4) r3 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) sendfile(r2, r3, &(0x7f0000d83ff8), 0x8000fffffffe) 2018/06/05 10:39:45 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6e31d6c365b76d3, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:45 executing program 6: syz_emit_ethernet(0x66, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:45 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="180000000000000000030000000400000000000000000000"], 0x18}, 0x1}, 0x0) r2 = syz_genetlink_get_family_id$team(&(0x7f00000001c0)='team\x00') getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000300)={{{@in6=@remote, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@remote}}, &(0x7f0000000400)=0xe8) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_opts(r4, 0x29, 0x36, &(0x7f0000000200)=@dstopts={0x33, 0x6, [], [@calipso={0x7, 0x30, {0x4, 0xa, 0x3f, 0x2, [0x4, 0x2, 0xfffffffffffffffd, 0x9, 0x0]}}]}, 0x40) accept4$packet(r0, &(0x7f0000000440)={0x0, 0x0, 0x0}, &(0x7f0000000480)=0x14, 0x80000) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f00000004c0)={{{@in=@loopback, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@local}}, &(0x7f00000005c0)=0xe8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000280)={0x0, 0x100}, &(0x7f00000002c0)=0xc) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r0, 0x84, 0x23, &(0x7f0000000640)={r7, 0x3}, 0x8) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000600)={'team0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000d00)={{{@in=@broadcast, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@dev}}, &(0x7f0000000e00)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000e40)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@ipv4={[], [], @rand_addr}}}, &(0x7f0000000f40)=0xe8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001040)={'team0\x00', 0x0}) getsockname$packet(0xffffffffffffffff, &(0x7f0000001080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000010c0)=0x14) r13 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(r13, 0x0, 0x8, &(0x7f0000000680)={0x0, @loopback, @multicast2}, &(0x7f0000001140)=0x5) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001180)={'rose0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000011c0)={'veth1_to_team\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(r1, &(0x7f0000001580)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x14}, 0xc, &(0x7f0000001540)={&(0x7f0000001200)=ANY=[@ANYBLOB="14030000", @ANYRES16=r2, @ANYBLOB="00072cae7000fddbdf250300000008000100", @ANYRES32=r3, @ANYBLOB="b400020038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000800030003000000080004000800000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000700000040000100240001006d6f646500000000000000000000000000000000000000000000000000000000080003000500000010000400726f756e64726f62696e000008000100", @ANYRES32=r5, @ANYBLOB="f40002003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r6, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004006b0b0000400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000800000008000600", @ANYRES32=r8, @ANYBLOB="3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="400102003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r11, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000600000008000600", @ANYRES32=r12, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r14, @ANYBLOB="080007000000000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r15, @ANYBLOB="080007000000000040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e000000080004000000000008000600", @ANYRES32=r16], 0x314}, 0x1, 0x0, 0x0, 0x1}, 0x4000) 2018/06/05 10:39:45 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x0, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:45 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="0047fc2f07d82c99240970") r1 = socket$inet(0x10, 0x2, 0x1000007) clone(0x1000000, &(0x7f0000000040)="8eda538e88a9e50ca38f68d4efc25de09cbc83f933c2a9a7ca0dd300fadfbae36b6b24be3145410dcaa4ed4333e1444732e1149bcb1305c9f3c0ff7d5a61f6b59c446a098362f399efba13e33b21b97a802669fce3a401739ce66a4db0d31c561775e5f91b0f9fdca2d2b7f4b7f1dd02b195b8fc92739548c9d11cc2f004d3ca72d7b4d32636a535ddea295149b8d6414ae44365a2ed2b886258c5f96a2f80f5a28a5417e50f409f4750056a830314e90e8affd4ab0c", &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="ca027af0491c55f879c2f1321bf8ce038d5310bd940e0e1c628c6c815cf8b6491a8f9ec6d80dc25f66fec15f2e641acca5bcbf2a78b748d30f6442c36d7d90e060fed5f4b242cd1e2ea99531e83f8f99a357af4945e1ba8a461015d095616f065b64c81b77d751a096b15b0e01da24751b90cccc06d52c09") r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x8000, 0x0) ioctl$KIOCSOUND(r2, 0x4b2f, 0x3) sendmsg(r1, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000002000)="24000000010607041dfffd946fa2830020200a0009000300001d85680c1ba3a20400ff7e28000000110affffba16a0aa1c0009b356da5a80d18bec4c8546c8243929db2406b20cd37ed01cc0", 0x4c}], 0x1}, 0x0) 2018/06/05 10:39:45 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x33c8e4ab2b2433c0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:45 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:45 executing program 6: syz_emit_ethernet(0x7a, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x44, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:46 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x0, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:46 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0247e22f05d02c99240970") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x7f, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r3, 0xc008ae88, &(0x7f00000001c0)={0x7b, 0x0, [], [0x0, 0x4b564d02]}) 2018/06/05 10:39:46 executing program 6: syz_emit_ethernet(0x7a, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x44, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:46 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:46 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:46 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x9b90dad54769ead0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:46 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(0xffffffffffffffff) 2018/06/05 10:39:46 executing program 5: r0 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x7, 0x0) connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x1, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1e) sendmsg$netrom(r0, &(0x7f00000007c0)={&(0x7f0000000080)=@full={{0x3, {"09effcf1219150"}, 0x8}, [{"def37d6d87ea20"}, {"44c532a3e19ee9"}, {"46c295f7c76073"}, {"4e54a5f5e59053"}, {"8ebc1f86ae83d7"}, {"c63f6d05cfacf6"}, {"1a3cfd4c734465"}, {"f7b8ca369157a1"}]}, 0x48, &(0x7f0000000180)=[{&(0x7f0000000100)="aa53ff15c0b3d5aa615bfbfeb28f60018256990652037e822424ef28516e33c790bad4e4aa1110f2e1d6118d5880551c9001d3794193cd93a37d2e789186ec9b3a326ed215dd53eddc2b646d461b2c0b8930bff7c9f0ecceffb9d3c50c2a805b712369c40a064923016ead0b589f827a4bc2de6f5898768f84d2cd", 0x7b}], 0x1, &(0x7f00000001c0)=[{0x78, 0x10e, 0x7, "98d833f7081ec7c3f6e0d6241587404f8b18b62d375d97a8a0c7bbe0d8a30176d510dc97763bee07710fb672bf7ed644b019f9a0d8dd27188b2da73bd31a2a0be4548d7be10ed206a4db7ea48b1d7c6a81c73d096e3ebb52888136e93d1871688f01ee94"}, {0x98, 0x0, 0x7fff, "d80f530fe92bb7752d20396e2cbfe5b00985da5ccbaa2d3d0cc2374fc6aa168ba5adf0b900379dd0698318f25f584b9b0aff11f6b96db9fa6d3123cb648446bb5fe53629870cee7881d19fd567431d5e84f97080ce0690d0578056cbbb28115c69f539fd1ccbabbe4b86af0e9e19ce82c9c497db34319ec7871bc978c71ce387fc39651b"}, {0xf0, 0x10d, 0xfffffffffffffffa, "41fcc41ad2883a1ce82ba4f41420ff5a9817bac4c63c4ec4adda87ed6e981ff824eb8213f996470e975b6d9c530a89fe074d97a7be506c3019939e51b7f171fd068eec15467a68a73442ef340304f8dc69cb8519e62eb1f0fc9e9fd2aab1abad11c603e18f005b3d742928e63c2b2813c39063bdf34e89bde78ed2c2b33b2ab259851528c91f4981da6eb313fe2ceb9a46d0d0d55713a090dcd11fabacdf01d7f0d9219d74502d179de31ebe290ed7efac3ed2e58dce153f1b3dd147f0d692a3f24c8b0bdbc8f142262b75cd44e33af1e3a7553cc3a61125a80556d22aaa"}, {0x108, 0x114, 0x4, "1a7d3a1f4d0806a8a46cd1004ce8bbcb5d830dfa4eab834cacc7f597ef1a3b2c5dcabab484ed185cd21fd5c957bd50b7b2ae6f17402f478ed170766aa7a0f2a0bb0bc90692779f5816c215d75113b26a0c1ac2dcc90e76734e090d96baa82cfd7888b815199c79cfe1569e057c99194804ad627e0270fe3611d5ce645d4dde36d0b7bf957fa9cfc632ee60511b98bd37b8d41ccaf0a21c04cb153a66739a8bc4c4abef00e27926fba8889d352e226af827a9f3f9e0ba3a0006c452b52462d3f5ae62e275fa29506b1e545b5ae8da7dbf6cd3f06b9ff4124bf06015ced3d321542886ca3d0481a63ef528cb5bde1bc5f3a9b8544baf3b71a2"}, {0xd0, 0x19f, 0xa5f, "383f675ef34076d01243a2288457f13e1e1a0f08936726dace18a1471bd54c8c535a545c7a31a4ce39d88c57488205ef6e0cea6fa02dda6ba3a5bdbd4c7a574fb6a115b926988cda6f2d47e408d4a2dda542d59357d50546fcd6789f37d7f1142ca2f55711dd1ab9d705d4363030525792226f59ce288f922a9a9ba3e4aa3ead0418c8c8eb1d71744ab2dfcbcf1442b91dfa2b1a0b18ace224c406bbde584a40b7d3ea24013775b37ca98b112d6a9827fce4b3176ad2496b9b5314c3f14d"}, {0x100, 0x0, 0x8001, "e836ba3395fbd6a8cb1c260e81c3d2c2225dde3cb7588df040ab58977b3df425fe6546ce176b6849db270be9f072c28343391f2d108260746d23c945ba7d2be673fb6f697909a4e84617560b32125c5ee059e144c129382ff5acb3fbdff332b6960ae46e464b1ad1369445402186e092e0eab1004ed9d81918d6bb57655feec2389dd83a8799a557bc49ba25f799d9c32bf8a46815cef188298e815a4c6cf5613702d56af28b760244fec877e6a7727628bc86e49f489386d9b140c9459237331d3b57aeadb1d124a370de8b00f5c287fd1cebe691f00bc7946e7a2318af668b50c17f44966e63dd31"}, {0x108, 0x1, 0x3, "90be8fe89a98fa1bc4ec3836a7b87a89e47bb1e3815eef7207eddd3673d4a620ef8f505fec78c4cfe83b49e7376c4de7228a2bb73a06173b53e135b06c1690f78cefc1104c2284db2ed03ba696255639e78210857c89c5d8421da0146505643267425ae4a999fa9107b72000e630803581680eff2dbad533a2dcc63bd24d7b8ab39cc391fa5543d9b4e62d4db67921312915b51666fa0b6db717e5d681bc1a0433c32145d1e5bf1b3dfa9cc8ab1c65547cfc5a54ed0b983222e981263a0e037f1eabb67fded056a179f91bb4e14a03800409ea8eb69f7149516ea3b036dcf1da87d106fc68723a5c977717db65efcee224"}], 0x5e0}, 0x400c0c4) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000800), &(0x7f0000000840)=0x4) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000880)) ioctl$RNDADDTOENTCNT(r0, 0x40045201, &(0x7f00000008c0)=0xfffffffffffffeff) sendmsg$nl_route_sched(r0, &(0x7f0000000b80)={&(0x7f0000000900)={0x10}, 0xc, &(0x7f0000000b40)={&(0x7f0000000940)=@gettaction={0x1c8, 0x32, 0x2, 0x70bd2b, 0x25dfdbff, {0x0, 0x7, 0x1}, [@action_dump_flags=@TCA_ROOT_TIME_DELTA={0x8, 0x4, 0x80000000}, @action_gd=@TCA_ACT_TAB={0x58, 0x1, [{0x10, 0xc, @TCA_ACT_INDEX={0x8, 0x3, 0x8}}, {0x10, 0x10, @TCA_ACT_INDEX={0x8, 0x3, 0x9}}, {0x14, 0xd, @TCA_ACT_KIND={0xc, 0x1, 'vlan\x00'}}, {0x10, 0x13, @TCA_ACT_INDEX={0x8, 0x3, 0x7}}, {0x10, 0x1b, @TCA_ACT_INDEX={0x8, 0x3, 0x20}}]}, @action_gd=@TCA_ACT_TAB={0x80, 0x1, [{0x14, 0x1c, @TCA_ACT_KIND={0xc, 0x1, 'sample\x00'}}, {0x14, 0x20, @TCA_ACT_KIND={0xc, 0x1, 'skbedit\x00'}}, {0x10, 0x1a, @TCA_ACT_KIND={0x8, 0x1, 'bpf\x00'}}, {0x10, 0x1d, @TCA_ACT_INDEX={0x8, 0x3, 0xfff}}, {0x14, 0x9, @TCA_ACT_KIND={0xc, 0x1, 'vlan\x00'}}, {0x10, 0x8, @TCA_ACT_KIND={0x8, 0x1, 'nat\x00'}}, {0x10, 0x10, @TCA_ACT_KIND={0x8, 0x1, 'nat\x00'}}]}, @action_gd=@TCA_ACT_TAB={0x4c, 0x1, [{0x10, 0xb, @TCA_ACT_KIND={0x8, 0x1, 'ife\x00'}}, {0x10, 0x4, @TCA_ACT_INDEX={0x8, 0x3, 0x4}}, {0x14, 0x19, @TCA_ACT_KIND={0xc, 0x1, 'pedit\x00'}}, {0x14, 0x10, @TCA_ACT_KIND={0xc, 0x1, 'gact\x00'}}]}, @action_gd=@TCA_ACT_TAB={0x54, 0x1, [{0x10, 0xf, @TCA_ACT_INDEX={0x8, 0x3}}, {0x10, 0xc, @TCA_ACT_INDEX={0x8, 0x3, 0x8}}, {0x10, 0x1b, @TCA_ACT_INDEX={0x8, 0x3, 0x73a8}}, {0x10, 0x1d, @TCA_ACT_INDEX={0x8, 0x3, 0x9}}, {0x10, 0x16, @TCA_ACT_INDEX={0x8, 0x3, 0x5}}]}, @action_gd=@TCA_ACT_TAB={0x34, 0x1, [{0x10, 0xd, @TCA_ACT_INDEX={0x8, 0x3}}, {0x10, 0x1, @TCA_ACT_INDEX={0x8, 0x3, 0x3}}, {0x10, 0x1a, @TCA_ACT_INDEX={0x8, 0x3, 0x1}}]}]}, 0x1c8}, 0x1, 0x0, 0x0, 0x40}, 0x81) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000c00)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r0, &(0x7f0000000d40)={&(0x7f0000000bc0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000d00)={&(0x7f0000000c40)={0x94, r1, 0x204, 0x70bd28, 0x25dfdbff, {0x11}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x10001}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1}, @IPVS_CMD_ATTR_DEST={0x30, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffffffffffffff7f}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x356bce1c}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x7f}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}, @IPVS_CMD_ATTR_DAEMON={0x30, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bridge_slave_1\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r2 = getuid() setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000d80)={{{@in=@multicast2=0xe0000002, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e21, 0x7, 0x4e24, 0x0, 0x2, 0xa0, 0x20, 0x1d, 0x0, r2}, {0x75, 0x0, 0x5, 0x0, 0x2, 0x10000, 0x3, 0xffffffffffff7fff}, {0x0, 0x4, 0x7f}, 0xfffffffffffffff9, 0x6e6bb4, 0x1, 0x1, 0x3, 0x3}, {{@in6=@dev={0xfe, 0x80, [], 0x20}, 0x4d4, 0x33}, 0x2, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3502, 0x0, 0x0, 0x3ff, 0x0, 0x81, 0x2}}, 0xe8) r3 = socket$inet6(0xa, 0x2, 0x3b) sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f0000000f80)={&(0x7f0000000e80)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000f40)={&(0x7f0000000ec0)={0x4c, r1, 0x220, 0x70bd2c, 0x25dfdbfd, {0xd}, [@IPVS_CMD_ATTR_DEST={0x38, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x5}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@dev={0xac, 0x14, 0x14, 0x18}}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xfffffffffffffff7}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000fc0), &(0x7f0000001000)=0x4) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000001040), &(0x7f0000001080)=0x4) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f00000010c0)) r4 = signalfd4(r0, &(0x7f0000001100)={0x9}, 0x8, 0x80800) ioctl$KDSKBSENT(r0, 0x4b49, &(0x7f0000001140)="1994f286883d0b945cf98fb90c3f768553532508ba") ioctl$TIOCLINUX3(r0, 0x541c, &(0x7f0000001180)=0x3) fstat(r3, &(0x7f00000011c0)) ioctl$VT_WAITACTIVE(r0, 0x5607) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000001240)=0x0) ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r5, 0x10, &(0x7f0000001280)={0x79c}) ioctl$void(r4, 0xc0045878) ioctl$TUNGETSNDBUF(r0, 0x800454d3, &(0x7f00000012c0)) getsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000001300), &(0x7f0000001340)=0x4) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r0, 0xc0045540, &(0x7f0000001380)=0xb3b) ioctl$TIOCLINUX5(r0, 0x541c, &(0x7f00000013c0)={0x5, 0x52, 0x81, 0xff, 0x6}) syz_open_dev$sndctrl(&(0x7f0000001400)='/dev/snd/controlC#\x00', 0x1, 0x204800) ioctl$sock_ifreq(r0, 0x891e, &(0x7f0000001480)={'gre0\x00', @ifru_data=&(0x7f0000001440)="6ce5346b6c99e146c97f9148f3cccf70e02b31764f01b20ccb15e163c36dc259"}) 2018/06/05 10:39:46 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x0, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:46 executing program 6: syz_emit_ethernet(0x7a, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x44, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:46 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:46 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xfcf8204b5684ad70, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:46 executing program 0: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000001640)='/dev/zero\x00', 0x40000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x6}) readv(r0, &(0x7f00000002c0)=[{&(0x7f0000001680)=""/4096, 0x1000}, {&(0x7f0000000100)=""/106, 0x6a}, {&(0x7f0000000180)=""/173, 0xad}, {&(0x7f0000000240)=""/98, 0x62}], 0xfe) ioctl$KVM_CREATE_DEVICE(r0, 0xc00caee0, &(0x7f0000000080)={0x7, r0, 0x8000000}) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) getpeername$netrom(r0, &(0x7f0000000000)=@full, &(0x7f00000000c0)=0x48) 2018/06/05 10:39:46 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={0xffffffffffffffff, 0x1, 0x1, 0x8ca, &(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) ioctl$LOOP_CLR_FD(r1, 0x4c01) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r2 = socket$inet6_sctp(0xa, 0x200000000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f00000000c0)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000100)=0x14) r3 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x0, 0x40200) ioctl$SNDRV_CTL_IOCTL_PVERSION(r3, 0x80045500, &(0x7f0000000040)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0xb, &(0x7f0000ad2000), &(0x7f0000000080)=0x23c) creat(&(0x7f0000000140)='./file0\x00', 0x10) 2018/06/05 10:39:46 executing program 6: syz_emit_ethernet(0x84, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x4e, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:46 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x0, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:46 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:46 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000240)='oom_adj\x00') ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000040)=0x0) syz_open_procfs(r1, &(0x7f0000000080)='net/rfcomm\x00') lseek(r0, 0x0, 0x3) connect$pppoe(r0, &(0x7f0000000000)={0x18, 0x0, {0x3, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 'bcsf0\x00'}}, 0x1e) 2018/06/05 10:39:47 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xc94bbc6bc30510ca, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:47 executing program 6: syz_emit_ethernet(0x84, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x4e, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:47 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x0, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:47 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:47 executing program 5: r0 = socket$inet6(0xa, 0x1100000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000080)={@remote={0xfe, 0x80, [], 0xbb}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r1, 0x29, 0x1000000000021, &(0x7f00000005c0)=0x1, 0x4) connect$inet6(r1, &(0x7f0000000180)={0xa, 0x0, 0x88d9, @loopback={0x0, 0x1}}, 0x1c) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) ioctl$sock_FIOSETOWN(r1, 0x8901, &(0x7f0000000040)=r2) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f00000000c0)={@local={0xfe, 0x80, [], 0xaa}}, &(0x7f0000000100)=0x20) 2018/06/05 10:39:47 executing program 0: r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x8, 0x802) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000000040)={0x9, 0xbfb67fd, 0x0, 0x401, 0x2, 0x401, 0x100, 0x4, 0x0}, &(0x7f0000000080)=0x20) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000000c0)={r1, 0xe0, 0x30}, 0xc) socket$inet(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000004c0)=@broute={'broute\x00', 0x20, 0x1, 0x238, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x1, [{{{0x5, 0x3, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x128, 0x160, 0x1a8, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, @quota={'quota\x00', 0x18}]}, [@common=@dnat={'dnat\x00', 0x10, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}}}]}, @common=@ERROR={'ERROR\x00', 0x20, {"95065deba0aee3e4d2418cbb0187f2074e0349954b022b1f67521d0ef3c3"}}}]}]}, 0x2b0) 2018/06/05 10:39:47 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:47 executing program 4 (fault-call:23 fault-nth:0): mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:47 executing program 6: syz_emit_ethernet(0x84, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x4e, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:47 executing program 0: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_elf64(r0, &(0x7f0000000180)=ANY=[@ANYRES16, @ANYRES32=r0], 0x3a0) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000540)='/dev/nullb0\x00', 0x80, 0x0) r2 = dup2(r0, r1) ioctl$BLKSECDISCARD(r1, 0x127d, &(0x7f0000000580)=0xff) r3 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl$PIO_CMAP(r2, 0x4b71, &(0x7f00000005c0)={0x2, 0xf9, 0x10001, 0x0, 0x400, 0x7}) ioctl(r3, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000000002, 0x3f, 0xffffffffffffffff, 0x0) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000140)='/dev/audio\x00', 0x0, 0x0) getsockname$packet(r4, &(0x7f0000000480)={0x0, 0x0, 0x0}, &(0x7f00000004c0)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r3, 0x8933, &(0x7f0000000500)={'team0\x00', r5}) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f00000000c0)={'syzkaller0\x00', 0x0}) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r4, 0x84, 0x10, &(0x7f0000000000)=@assoc_value={0x0, 0x28000000000}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000400)={0x80000000, 0x8000, 0x923, 0x8, r7}, &(0x7f0000000440)=0x10) setsockopt$sock_void(r4, 0x1, 0x1b, 0x0, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r4, 0x114, 0x7, &(0x7f0000000340)={@can={0x1d, r6}, {&(0x7f0000000280)=""/154, 0x9a}, &(0x7f0000000100), 0x1}, 0xa0) ioctl$EVIOCSABS20(r4, 0x401845e0, &(0x7f0000000080)={0x3, 0x2, 0x1ff, 0x3, 0x2000, 0x5}) ioctl$SG_GET_NUM_WAITING(r0, 0x227d, &(0x7f0000000200)) 2018/06/05 10:39:47 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:47 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$rds(0x15, 0x5, 0x0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ashmem\x00', 0x101200, 0x0) bind$rds(r1, &(0x7f0000002ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendmsg$rds(r1, &(0x7f0000000100)={&(0x7f00000000c0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10, &(0x7f0000004000), 0x0, &(0x7f0000003fb8)=ANY=[@ANYBLOB="480000000000000014010000010000000000000000000000", @ANYPTR=&(0x7f0000012f46)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="0c13000000000000", @ANYPTR=&(0x7f000001a000)=ANY=[@ANYPTR=&(0x7f0000001f34)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="cc00000000000000", @ANYPTR=&(0x7f000000e000)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="d300000000000000", 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@ANYBLOB="0010000000000000", @ANYPTR=&(0x7f0000012fe5)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="1b00000000000000"], @ANYBLOB='\t\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}, 0x0) 2018/06/05 10:39:47 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:47 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa7b9de988e9edb90, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:47 executing program 6: syz_emit_ethernet(0x89, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x53, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad"}}}}}}}, &(0x7f0000000040)) [ 3305.695374] FAULT_INJECTION: forcing a failure. [ 3305.695374] name failslab, interval 1, probability 0, space 0, times 0 [ 3305.706798] CPU: 0 PID: 16960 Comm: syz-executor4 Not tainted 4.17.0+ #84 [ 3305.713742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3305.723095] Call Trace: [ 3305.725693] dump_stack+0x1b9/0x294 [ 3305.729365] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3305.734571] ? lock_acquire+0x1dc/0x520 [ 3305.738578] ? __fdget_pos+0x1a9/0x1e0 [ 3305.742507] should_fail.cold.4+0xa/0x1a [ 3305.746579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 3305.751715] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3305.757280] ? _parse_integer+0x13b/0x190 [ 3305.761438] ? graph_lock+0x170/0x170 [ 3305.765679] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3305.771234] ? _kstrtoull+0x180/0x230 [ 3305.775050] ? find_held_lock+0x36/0x1c0 [ 3305.779133] ? check_same_owner+0x320/0x320 [ 3305.783457] ? rcu_note_context_switch+0x710/0x710 [ 3305.788381] ? find_held_lock+0x36/0x1c0 [ 3305.792541] __should_failslab+0x124/0x180 [ 3305.796790] should_failslab+0x9/0x14 [ 3305.800590] kmem_cache_alloc+0x2af/0x760 [ 3305.804751] ? lock_downgrade+0x8e0/0x8e0 [ 3305.808914] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3305.814449] getname_flags+0xd0/0x5a0 [ 3305.818246] do_renameat2+0x31c/0x1150 [ 3305.822145] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 3305.827089] ? wait_for_completion+0x870/0x870 [ 3305.831666] ? user_path_create+0x40/0x40 [ 3305.835805] ? __lock_is_held+0xb5/0x140 [ 3305.839863] ? __sb_end_write+0xac/0xe0 [ 3305.843830] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3305.849366] ? fput+0x130/0x1a0 [ 3305.852644] ? ksys_write+0x1a6/0x250 [ 3305.856460] ? __ia32_sys_read+0xb0/0xb0 [ 3305.860509] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3305.866304] ? do_syscall_64+0x92/0x800 [ 3305.870270] __x64_sys_rename+0x5e/0x80 [ 3305.874242] do_syscall_64+0x1b1/0x800 [ 3305.878379] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3305.883296] ? syscall_return_slowpath+0x30f/0x5c0 [ 3305.888229] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3305.893601] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3305.898448] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3305.903638] RIP: 0033:0x455a09 [ 3305.906832] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 3305.926616] RSP: 002b:00007fc430e16c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 3305.934348] RAX: ffffffffffffffda RBX: 00007fc430e176d4 RCX: 0000000000455a09 2018/06/05 10:39:48 executing program 0: r0 = fanotify_init(0x6, 0x9000) socketpair$ax25(0x3, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = getpid() ioctl$sock_SIOCSPGRP(r1, 0x8902, &(0x7f0000000040)=r2) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x8000, 0x0) bind$alg(r3, &(0x7f00000000c0)={0x26, 'hash\x00', 0x0, 0x0, 'sha512-ssse3\x00'}, 0x58) getsockopt$inet_udp_int(r0, 0x11, 0x64, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$SG_GET_VERSION_NUM(r3, 0x2282, &(0x7f00000001c0)) ioctl$SG_GET_ACCESS_COUNT(r3, 0x2289, &(0x7f0000000200)) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000240)) ioctl$BLKROTATIONAL(r3, 0x127e, &(0x7f0000000280)) setsockopt$inet6_tcp_TLS_TX(r3, 0x6, 0x1, &(0x7f00000002c0)={0x303, 0x33}, 0x4) ioctl$VHOST_VSOCK_SET_RUNNING(r3, 0x4004af61, &(0x7f0000000300)) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000340)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000380)={0x0, 0x9}, &(0x7f00000003c0)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f0000000400)={r4, 0xfffffffffffff02c}, 0x8) setsockopt$RDS_GET_MR_FOR_DEST(r3, 0x114, 0x7, &(0x7f0000000540)={@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, 0x1, 0x1, 0x4}}, {&(0x7f0000000440)=""/157, 0x9d}, &(0x7f0000000500), 0xa}, 0xa0) ioctl$DRM_IOCTL_GET_STATS(r3, 0x80f86406, &(0x7f0000000600)=""/4096) ioctl$DRM_IOCTL_ADD_MAP(r3, 0xc0286415, &(0x7f0000001600)={&(0x7f0000ffd000/0x3000)=nil, 0x5, 0x0, 0x10, &(0x7f0000ffc000/0x4000)=nil, 0x1}) ioctl$DRM_IOCTL_ADD_MAP(r3, 0xc0286415, &(0x7f0000001640)={&(0x7f0000ffc000/0x1000)=nil, 0xfe4, 0x0, 0x12, &(0x7f0000ffd000/0x3000)=nil}) setsockopt$bt_BT_POWER(r3, 0x112, 0x9, &(0x7f0000001680)=0x80000001, 0x1) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f00000016c0)={0x9}, 0x4) setsockopt$kcm_KCM_RECV_DISABLE(r3, 0x119, 0x1, &(0x7f0000001700)=0x401, 0x4) setsockopt$inet6_MCAST_JOIN_GROUP(r3, 0x29, 0x2a, &(0x7f0000001740)={0x0, {{0xa, 0x4e22, 0xf3, @dev={0xfe, 0x80, [], 0x10}, 0x7}}}, 0x88) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000001840)='IPVS\x00') sendmsg$IPVS_CMD_GET_INFO(r3, &(0x7f0000001980)={&(0x7f0000001800)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000001940)={&(0x7f0000001880)={0x94, r5, 0x100, 0x70bd27, 0x25dfdbfd, {0xf}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7ff}, @IPVS_CMD_ATTR_DAEMON={0x18, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x200}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x80000001}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x8}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xe2f2}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x7ff}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x80000000}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}]}, 0x94}, 0x1, 0x0, 0x0, 0x20008004}, 0x20000000) socket$l2tp(0x18, 0x1, 0x1) r6 = syz_genetlink_get_family_id$team(&(0x7f0000001a00)='team\x00') ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001a40)={'syzkaller1\x00', 0x0}) accept$packet(r3, &(0x7f0000001a80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000001ac0)=0x14) getsockname$packet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000001b40)=0x14) getsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000001f80)={{{@in6, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@multicast1}}, &(0x7f0000002080)=0xe8) sendmsg$TEAM_CMD_OPTIONS_GET(r3, &(0x7f0000002240)={&(0x7f00000019c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000002200)={&(0x7f00000020c0)={0x128, r6, 0x200, 0x70bd27, 0x25dfdbfc, {0x2}, [{{0x8, 0x1, r7}, {0x88, 0x2, [{0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x9}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}]}}, {{0x8, 0x1, r8}, {0x7c, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r9}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r10}}}]}}]}, 0x128}, 0x1, 0x0, 0x0, 0x40880}, 0x1) 2018/06/05 10:39:48 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x4, 0x32, r0, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x28c40, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000280), &(0x7f0000000300)=0x4) getsockopt$inet6_buf(r1, 0x29, 0x2b, &(0x7f0000000480), &(0x7f00000004c0)) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000380)={&(0x7f0000000340)='./file0\x00', r1}, 0x10) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f00000002c0), 0x4) socketpair(0x10, 0x80005, 0x5c77cf54, &(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) accept(r3, &(0x7f0000000500)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, &(0x7f0000000480)=0x80) openat$vsock(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/vsock\x00', 0x200, 0x0) accept4$inet6(r3, &(0x7f0000000400)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000440)=0x1c, 0x80800) setsockopt$inet6_group_source_req(r2, 0x29, 0x1b, &(0x7f0000000040)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}}, 0x108) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000001c0)={@dev={0xfe, 0x80}, @mcast2={0xff, 0x2, [], 0x1}, @remote={0xfe, 0x80, [], 0xbb}, 0x0, 0x7ff}) close(r2) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x0, 0x0) mknod$loop(&(0x7f00000003c0)='./file0\x00', 0x3020, 0x1) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f00000005c0)={"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"}) close(0xffffffffffffffff) 2018/06/05 10:39:48 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc00000a4a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:48 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:48 executing program 6: syz_emit_ethernet(0x89, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x53, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:48 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:48 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:48 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x2b1a91f944edb74b, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3305.941612] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000020000040 [ 3305.948974] RBP: 000000000072c0b0 R08: 0000000000000000 R09: 0000000000000000 [ 3305.956242] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 3305.963528] R13: 000000000000057a R14: 00000000006fd410 R15: 0000000000000000 2018/06/05 10:39:48 executing program 6: syz_emit_ethernet(0x89, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x53, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:48 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:48 executing program 5: r0 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) add_key$user(&(0x7f0000000180)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000240)="624c9b560fadf9020085f7db1046cb25b710ef323cc3d2b02fa83019842909fb0f38cfed3cebb26db995edaf325fe8fd72834e7f705845868bd0fcf8b71ee714878e0a8d2726245885ab97a7d3243170888e1c681b8b3811d6d6f70628f84dc2fe04f8711cd8f37fbf92ace3fd63bc04ac29299363d7f884568c365dec55808500f05a64192b237ceaf9d1b7beac380462dd3c4629d9ee957af35c4f81c4d65a85daff22a222921d63da3b6a535ccabacdb7a829f424d3a994d125c64eeb613d95724382e1b78c507ace24a850ba7527f42c7cf938151492ae18399320dfdd9aeca67a", 0xe3, r0) r1 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = add_key$user(&(0x7f00003bd000)='user\x00', &(0x7f0000a00000)={0x73, 0x79, 0x7a}, &(0x7f0000facfff)="01", 0x1, r1) r3 = add_key$user(&(0x7f0000fc0ffb)='user\x00', &(0x7f0000752ffb)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000001940)="b3", 0x1, r1) r4 = openat$cuse(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/cuse\x00', 0xc0000, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r4, 0x84, 0x6b, &(0x7f0000000400)=[@in6={0xa, 0x4e20, 0x9a, @empty, 0xccc}, @in={0x2, 0x4e20}, @in6={0xa, 0x4e22, 0x8, @dev={0xfe, 0x80, [], 0x14}, 0x9}, @in6={0xa, 0x4e21, 0xff, @empty, 0x1}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e24, @loopback=0x7f000001}, @in={0x2, 0x4e20, @loopback=0x7f000001}, @in={0x2, 0x4e21}], 0xa4) keyctl$update(0x2, r3, &(0x7f0000001b80)="df02754677212dfc3e2acc26fdc3ffa64813da494137e175e9f2780ac5e2a09f43a1fcebf272a5a135de92bf4a9033933824f6e6aa023895113293535d1c0066d20e0f275188b4b4c187e18774fc2227cbb60fc6697f5337726164c8f3e1181e6d50986cd98a5c44ac0ec3755bae750fe9a073eadeb27eafcf10d87bd91d03e7dc2faed85adcd88ca30e75b1e104002d94defa187e48b89efbbbcc9b9a9a307353df7a21affce4e9149eb122cbc356cb681365afd979e97b5db596e901864a68", 0xc0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vga_arbiter\x00', 0x4000, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r4, 0x8919, &(0x7f00000004c0)={'bridge_slave_0\x00', {0x2, 0x4e21, @rand_addr=0x1}}) ioctl$DRM_IOCTL_MODESET_CTL(r5, 0x40086408, &(0x7f0000000380)={0x8d9, 0x100}) keyctl$dh_compute(0x17, &(0x7f00000019c0)={r2, r3, r3}, &(0x7f0000001a00)=""/157, 0x9d, &(0x7f0000001b40)={&(0x7f0000001ac0)={'poly1305-generic\x00'}, &(0x7f0000001b00)}) r6 = syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0x5, 0x2080) getsockopt$bt_BT_SNDMTU(r6, 0x112, 0xc, &(0x7f0000000100)=0x5d, &(0x7f0000000140)=0x2) 2018/06/05 10:39:48 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:48 executing program 0: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) modify_ldt$write(0x1, &(0x7f0000000000), 0x10) r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x902, 0x0) r1 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r1, 0x0) membarrier(0x12, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f00000002c0)) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f00000001c0)=""/133) modify_ldt$read(0x0, &(0x7f0000000080)=""/75, 0x4b) 2018/06/05 10:39:48 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x8e07794c571987b1, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:48 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:48 executing program 6: syz_emit_ethernet(0x8c, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x56, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524b"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:48 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:49 executing program 5: r0 = socket$inet(0x28, 0x0, 0xffffffff00000028) getsockname$inet(r0, &(0x7f0000000000)={0x0, 0x0, @remote}, &(0x7f0000000040)=0x10) 2018/06/05 10:39:49 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:49 executing program 0: r0 = socket(0x11, 0x100000800, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000080)={'irlan0\x00', 0x5002}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f0000000480)={@void, @val={0x11}, @ipv4={{0x5, 0x4, 0x0, 0x0, 0x1002, 0x0, 0x0, 0x0, 0x21, 0x0, @empty, @multicast1=0xe0000001}, @igmp={0x0, 0x0, 0x0, @multicast1=0xe0000001}}}, 0xfdef) 2018/06/05 10:39:49 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:49 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x4dc296d19673fe5f, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:49 executing program 6: syz_emit_ethernet(0x8c, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x56, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524b"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:49 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:49 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='//control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:49 executing program 6: syz_emit_ethernet(0x8c, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x56, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524b"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:49 executing program 5: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000180)={r1, 0x2}) r2 = socket$packet(0x11, 0x3, 0x300) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x14, &(0x7f0000000040)={@mcast1, 0x0}, &(0x7f0000000080)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f00000000c0)={'team0\x00', r3}) setsockopt$packet_int(r2, 0x107, 0x14, &(0x7f0000000000)=0x100, 0x4) setsockopt$packet_int(r2, 0x107, 0xf, &(0x7f0000006ffc)=0x6, 0x4) sendto$inet6(r2, &(0x7f0000000140)="3f010000f70800000000000094bc4a91985e7b8e8fbe0d8e", 0x18, 0x0, &(0x7f0000005fe4)={0xa, 0x0, 0x4, @dev={0xfe, 0x80}}, 0x1c) 2018/06/05 10:39:49 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:49 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:49 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0042fc2f07d82c99240970") bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000001fe8)=ANY=[@ANYBLOB="a6bd19ca420f485ad5"], &(0x7f0000000000)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=ANY=[@ANYBLOB="b7000000000000003d0002000000000007000000000000000000000500000000950000000000e8b3"], &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) 2018/06/05 10:39:49 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x648272dbc91284ca, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:49 executing program 6: syz_emit_ethernet(0x8d, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x57, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba5"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:49 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc00004c4a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:50 executing program 5: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000200)='/dev/urandom\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f0000000240)=""/37) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_ifreq(r1, 0x62cedc4df9b4726d, &(0x7f0000000040)={'vlan0\x00', @ifru_data=&(0x7f0000000000)="310b188cd1bbb671736411fb1e04d360353a23ecd3babb459f4a4f3d220d7c0e"}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) flistxattr(r2, &(0x7f0000000180)=""/76, 0x4c) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="20000000000000008400000002000000000003020000000000000000f54605e6072d0e800e01c5570ff9c158427d3e62980e9ffd8a5daff2619a997a986c1c6676f7551d1e9f6a75462ffb32dfbc96423f9ebde55557cf458d9484b2140be47255db7556ec9eb0146579c487625194d9339b7ce7a1c0636b309815134aac18d38813cce8a46010322e0e61eec69ccbb6ab4f6198891daf0811999b52ad85255e010fa0d0dc15dc8f940167d033e60d720ff23047989ac894d8f51ffde76925d514a45895f0a46f", @ANYRES32=0x0], 0x20}], 0x1, 0x0) 2018/06/05 10:39:50 executing program 0: r0 = socket$kcm(0x29, 0x802, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = socket(0x11, 0x100000803, 0x0) r2 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x5002}) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000180)={'bpq0\x00', 0x8000}) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f00000001c0)) ioctl$TUNSETVNETLE(r2, 0x400454dc, &(0x7f0000000100)=0x1) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) r3 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000080)='/dev/urandom\x00', 0x20000, 0x0) ioctl$IOC_PR_REGISTER(r3, 0x401870c8, &(0x7f0000000140)={0x9, 0x3f, 0x1}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f00000002c0)={0x0, 0x0, 0x0}, &(0x7f0000000300)=0xc) ioctl$TUNSETGROUP(r2, 0x400454ce, r4) write$tun(r2, &(0x7f0000000480)={@void, @val, @ipv4={{0x6, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @multicast1=0xe0000001}, @igmp={0x0, 0x0, 0x0, @multicast1=0xe0000001}}}, 0xfdef) 2018/06/05 10:39:50 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x1f000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:50 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0000064a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:50 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x0, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:50 executing program 6: syz_emit_ethernet(0x8d, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x57, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba5"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:50 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./.ontrol\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:50 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'y'], 0x2000000001000) 2018/06/05 10:39:50 executing program 6: syz_emit_ethernet(0x8d, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x57, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba5"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:50 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x0) r1 = epoll_create1(0x0) r2 = timerfd_create(0x7, 0x0) timerfd_settime(r2, 0x0, &(0x7f0000005000)={{0x0, 0x1c9c380}, {0x0, 0x989680}}, &(0x7f0000000fe0)) r3 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x1, 0x202002) ioctl$SNDRV_CTL_IOCTL_TLV_COMMAND(r3, 0xc008551c, &(0x7f0000000040)={0xb00, 0x1c, [0x5, 0x2, 0x10001, 0x2, 0x1, 0x7ff, 0xfffffffffffff2ef]}) epoll_wait(r1, &(0x7f000052bfe8)=[{}], 0x1, 0x8001) timerfd_settime(r2, 0x0, &(0x7f00008d7000)={{0x77359400}, {0x77359400}}, &(0x7f000077afe0)) 2018/06/05 10:39:50 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:50 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x9bd064f7e752ebe2, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:50 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x0, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:50 executing program 0: r0 = timerfd_create(0x7, 0x4) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x400041, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x1) read(r0, &(0x7f0000000040)=""/172, 0xac) fchmod(r1, 0x20) socket$inet_tcp(0x2, 0x1, 0x0) 2018/06/05 10:39:50 executing program 0: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e24, 0xfff, @local={0xfe, 0x80, [], 0xaa}, 0x2}}, [0xade, 0x80, 0x8, 0x1, 0x3f, 0x5, 0x9, 0xfffffffffffffffb, 0x4, 0x2, 0x9, 0xf09, 0x4, 0x5, 0x40]}, &(0x7f0000000040)=0x100) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000200)={r1, @in6={{0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0x1}}, 0x10000, 0x332, 0x0, 0x7fff, 0xffffffffffffff00}, &(0x7f0000000080)=0x98) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x14, &(0x7f00000000c0)=0x81, 0x2) 2018/06/05 10:39:50 executing program 6 (fault-call:0 fault-nth:0): syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:50 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0006004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:50 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x0, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:50 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6d7cda004c8c18bb, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:50 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0xffffffffffffff7f) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = accept4(r0, &(0x7f00000003c0)=@in={0x0, 0x0, @multicast1}, &(0x7f0000000440)=0x80, 0x0) sendto$inet6(r1, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f0000000040)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000140), 0xf6) getsockopt$inet_sctp_SCTP_STATUS(r2, 0x84, 0x6c, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, @in={{0x2, 0x0, @dev={0xac, 0x14, 0x14}}}}}, &(0x7f0000000000)=0x41d) [ 3308.301435] FAULT_INJECTION: forcing a failure. [ 3308.301435] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 3308.313446] CPU: 0 PID: 17161 Comm: syz-executor6 Not tainted 4.17.0+ #84 [ 3308.320396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3308.329875] Call Trace: [ 3308.332496] dump_stack+0x1b9/0x294 [ 3308.336159] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3308.341380] ? __lock_acquire+0x7f5/0x5140 [ 3308.345653] should_fail.cold.4+0xa/0x1a [ 3308.349866] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 3308.355004] ? debug_check_no_locks_freed+0x310/0x310 [ 3308.360321] ? __lock_acquire+0x7f5/0x5140 [ 3308.364596] ? __lock_acquire+0x7f5/0x5140 [ 3308.368867] ? __lock_acquire+0x7f5/0x5140 [ 3308.373132] ? __lock_acquire+0x7f5/0x5140 [ 3308.377403] ? unwind_get_return_address+0x61/0xa0 [ 3308.382525] ? debug_check_no_locks_freed+0x310/0x310 [ 3308.387763] ? perf_trace_lock+0xd6/0x900 [ 3308.391957] ? zap_class+0x720/0x720 [ 3308.395711] __alloc_pages_nodemask+0x34e/0xd70 2018/06/05 10:39:51 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) [ 3308.400414] ? print_usage_bug+0xc0/0xc0 [ 3308.404517] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 3308.409569] ? zap_class+0x720/0x720 [ 3308.413317] ? zap_class+0x720/0x720 [ 3308.417078] ? graph_lock+0x170/0x170 [ 3308.420929] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 3308.426514] alloc_pages_current+0x10c/0x210 [ 3308.430958] skb_page_frag_refill+0x453/0x6a0 [ 3308.435486] ? sock_kzfree_s+0x60/0x60 [ 3308.439410] ? rcu_is_watching+0x85/0x140 [ 3308.443594] ? rcu_report_qs_rnp+0x790/0x790 2018/06/05 10:39:51 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6ad9d6184c523ab6, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) [ 3308.448220] tun_build_skb.isra.52+0x341/0x1dd0 [ 3308.452929] ? tun_device_event+0x1020/0x1020 [ 3308.457451] ? lock_acquire+0x1dc/0x520 [ 3308.461452] ? alloc_set_pte+0x1013/0x1600 [ 3308.465728] ? graph_lock+0x170/0x170 [ 3308.469565] ? print_usage_bug+0xc0/0xc0 [ 3308.473651] ? reacquire_held_locks+0xbc/0x3e0 [ 3308.478261] ? alloc_set_pte+0x1013/0x1600 [ 3308.482534] ? print_usage_bug+0xc0/0xc0 [ 3308.486621] ? print_usage_bug+0xc0/0xc0 [ 3308.490708] ? lock_downgrade+0x8e0/0x8e0 [ 3308.495778] ? print_usage_bug+0xc0/0xc0 [ 3308.499870] ? print_usage_bug+0xc0/0xc0 [ 3308.503962] ? __lock_acquire+0x7f5/0x5140 [ 3308.508228] ? debug_check_no_locks_freed+0x310/0x310 [ 3308.513879] ? print_usage_bug+0xc0/0xc0 [ 3308.518071] ? debug_check_no_locks_freed+0x310/0x310 [ 3308.523287] ? __lock_acquire+0x7f5/0x5140 [ 3308.527563] tun_get_user+0xc04/0x4140 [ 3308.531478] ? debug_check_no_locks_freed+0x310/0x310 [ 3308.536716] ? tun_build_skb.isra.52+0x1dd0/0x1dd0 [ 3308.541680] ? graph_lock+0x170/0x170 [ 3308.545522] ? zap_class+0x720/0x720 [ 3308.549270] ? lock_acquire+0x1dc/0x520 [ 3308.553277] ? find_held_lock+0x36/0x1c0 [ 3308.557381] ? lock_downgrade+0x8e0/0x8e0 [ 3308.561578] ? rcu_is_watching+0x85/0x140 [ 3308.565770] ? rcu_report_qs_rnp+0x790/0x790 [ 3308.570217] ? tun_get+0x22b/0x360 [ 3308.573785] ? tun_chr_close+0x180/0x180 [ 3308.577882] tun_chr_write_iter+0xb9/0x154 [ 3308.582143] do_iter_readv_writev+0x859/0xa50 [ 3308.586692] ? vfs_dedupe_file_range+0xa00/0xa00 [ 3308.591484] ? rw_verify_area+0x118/0x360 [ 3308.595669] do_iter_write+0x185/0x5f0 [ 3308.599590] ? dup_iter+0x270/0x270 [ 3308.603254] vfs_writev+0x1c7/0x330 [ 3308.606915] ? vfs_iter_write+0xb0/0xb0 [ 3308.610918] ? wait_for_completion+0x870/0x870 [ 3308.615533] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3308.621101] ? __fdget_pos+0xd6/0x1e0 [ 3308.624938] ? __fdget_raw+0x20/0x20 [ 3308.628708] ? __sb_end_write+0xac/0xe0 [ 3308.632715] do_writev+0x112/0x2f0 [ 3308.636315] ? vfs_writev+0x330/0x330 [ 3308.640150] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3308.645731] __x64_sys_writev+0x75/0xb0 [ 3308.649719] do_syscall_64+0x1b1/0x800 [ 3308.653604] ? finish_task_switch+0x1ca/0x840 [ 3308.658100] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3308.663039] ? syscall_return_slowpath+0x30f/0x5c0 [ 3308.667970] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3308.673353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3308.678197] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3308.683382] RIP: 0033:0x4558c1 [ 3308.686561] Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 54 bb fb ff c3 48 83 ec 08 e8 da 2c 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 23 2d 00 00 48 89 d0 48 83 c4 08 48 3d 01 [ 3308.705901] RSP: 002b:00007f1c0750eba0 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 [ 3308.713608] RAX: ffffffffffffffda RBX: 000000000000008e RCX: 00000000004558c1 [ 3308.720875] RDX: 0000000000000001 RSI: 00007f1c0750ebf0 RDI: 00000000000000fc [ 3308.728143] RBP: 00000000200004c0 R08: 00000000000000fc R09: 0000000000000000 [ 3308.735403] R10: 000000000000008e R11: 0000000000000293 R12: 0000000000000013 [ 3308.742750] R13: 000000000000073e R14: 00000000006ffe70 R15: 0000000000000000 2018/06/05 10:39:51 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='.//ontrol\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:51 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:51 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:52 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:52 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x0, 0x0) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000140)={0x1, 0x1f, 0x4, 0x1ff, 0x40, 0x9, 0x1, 0x2c6, 0x3, 0x1}) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=@getneigh={0x14, 0x1e, 0x201}, 0x14}, 0x1}, 0x0) 2018/06/05 10:39:52 executing program 6 (fault-call:0 fault-nth:1): syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:52 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x900000000000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:52 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:52 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:52 executing program 5: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write(r0, &(0x7f00000000c0)="bee8608f907c3ae802cc7f1035c47a0118c92d25cebbf9a4da79625c05e4a998f0e94bf68645c9a5cfedaf4491112d2463bacc4fe9187a70b75aa4d7513f2482085572", 0x135) perf_event_open(&(0x7f0000000140)={0x0, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) vmsplice(r0, &(0x7f0000000000)=[{&(0x7f0000000040), 0xf0ff7f}], 0x151, 0x0) pipe(&(0x7f0000000040)) ioctl$int_out(r1, 0x5460, &(0x7f00000001c0)) [ 3309.983116] FAULT_INJECTION: forcing a failure. [ 3309.983116] name failslab, interval 1, probability 0, space 0, times 0 [ 3309.994610] CPU: 1 PID: 17214 Comm: syz-executor6 Not tainted 4.17.0+ #84 [ 3310.001556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3310.010928] Call Trace: [ 3310.013566] dump_stack+0x1b9/0x294 [ 3310.017212] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3310.022405] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.027593] ? __lock_acquire+0x7f5/0x5140 [ 3310.031826] should_fail.cold.4+0xa/0x1a [ 3310.035983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 3310.041091] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.046282] ? rcu_pm_notify+0xc0/0xc0 [ 3310.050161] ? print_usage_bug+0xc0/0xc0 [ 3310.054248] ? rcu_read_lock_sched_held+0x108/0x120 [ 3310.059269] ? __alloc_pages_nodemask+0xacf/0xd70 [ 3310.064104] ? graph_lock+0x170/0x170 [ 3310.067921] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 3310.073034] ? find_held_lock+0x36/0x1c0 [ 3310.077109] __should_failslab+0x124/0x180 [ 3310.081531] should_failslab+0x9/0x14 [ 3310.085343] kmem_cache_alloc+0x47/0x760 [ 3310.089432] __build_skb+0xa3/0x410 [ 3310.093061] ? skb_try_coalesce+0x1c70/0x1c70 [ 3310.097555] ? graph_lock+0x170/0x170 [ 3310.101353] ? lock_acquire+0x1dc/0x520 [ 3310.105325] ? tun_build_skb.isra.52+0x48b/0x1dd0 [ 3310.110171] build_skb+0x6f/0x2e0 [ 3310.113626] ? __build_skb+0x410/0x410 [ 3310.117538] tun_build_skb.isra.52+0x89d/0x1dd0 [ 3310.122209] ? tun_device_event+0x1020/0x1020 [ 3310.126698] ? lock_acquire+0x1dc/0x520 [ 3310.130670] ? alloc_set_pte+0x1013/0x1600 [ 3310.134901] ? graph_lock+0x170/0x170 [ 3310.138703] ? print_usage_bug+0xc0/0xc0 [ 3310.142774] ? reacquire_held_locks+0xbc/0x3e0 [ 3310.147371] ? alloc_set_pte+0x1013/0x1600 [ 3310.151614] ? print_usage_bug+0xc0/0xc0 [ 3310.155677] ? print_usage_bug+0xc0/0xc0 [ 3310.159745] ? lock_downgrade+0x8e0/0x8e0 [ 3310.163887] ? print_usage_bug+0xc0/0xc0 [ 3310.168034] ? print_usage_bug+0xc0/0xc0 [ 3310.172101] ? __lock_acquire+0x7f5/0x5140 [ 3310.176330] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.181537] ? print_usage_bug+0xc0/0xc0 [ 3310.185607] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.190789] ? __lock_acquire+0x7f5/0x5140 [ 3310.195043] tun_get_user+0xc04/0x4140 [ 3310.198940] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.204143] ? debug_check_no_locks_freed+0x310/0x310 [ 3310.209335] ? tun_build_skb.isra.52+0x1dd0/0x1dd0 [ 3310.214264] ? graph_lock+0x170/0x170 [ 3310.218337] ? graph_lock+0x170/0x170 [ 3310.222135] ? lock_acquire+0x1dc/0x520 [ 3310.226117] ? __fdget_pos+0x1a9/0x1e0 [ 3310.229999] ? find_held_lock+0x36/0x1c0 [ 3310.234068] ? lock_downgrade+0x8e0/0x8e0 [ 3310.238214] ? kasan_check_read+0x11/0x20 [ 3310.242360] ? rcu_is_watching+0x85/0x140 [ 3310.246504] ? rcu_report_qs_rnp+0x790/0x790 [ 3310.250919] ? tun_get+0x22b/0x360 [ 3310.254462] ? tun_chr_close+0x180/0x180 [ 3310.258527] tun_chr_write_iter+0xb9/0x154 [ 3310.262758] do_iter_readv_writev+0x859/0xa50 [ 3310.267249] ? vfs_dedupe_file_range+0xa00/0xa00 [ 3310.272002] ? rw_verify_area+0x118/0x360 [ 3310.276156] do_iter_write+0x185/0x5f0 [ 3310.280042] ? dup_iter+0x270/0x270 [ 3310.283675] vfs_writev+0x1c7/0x330 [ 3310.287306] ? vfs_iter_write+0xb0/0xb0 [ 3310.291274] ? wait_for_completion+0x870/0x870 [ 3310.295867] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3310.301428] ? __fdget_pos+0xd6/0x1e0 [ 3310.305220] ? __fdget_raw+0x20/0x20 [ 3310.308926] ? __sb_end_write+0xac/0xe0 [ 3310.312907] do_writev+0x112/0x2f0 [ 3310.316449] ? vfs_writev+0x330/0x330 [ 3310.320242] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3310.325787] __x64_sys_writev+0x75/0xb0 [ 3310.329775] do_syscall_64+0x1b1/0x800 [ 3310.333655] ? finish_task_switch+0x1ca/0x840 [ 3310.338142] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3310.343079] ? syscall_return_slowpath+0x30f/0x5c0 [ 3310.348010] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3310.353373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3310.358224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3310.363752] RIP: 0033:0x4558c1 [ 3310.367024] Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 54 bb fb ff c3 48 83 ec 08 e8 da 2c 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 23 2d 00 00 48 89 d0 48 83 c4 08 48 3d 01 [ 3310.386357] RSP: 002b:00007f1c0750eba0 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 [ 3310.394060] RAX: ffffffffffffffda RBX: 000000000000008e RCX: 00000000004558c1 [ 3310.401501] RDX: 0000000000000001 RSI: 00007f1c0750ebf0 RDI: 00000000000000fc [ 3310.408778] RBP: 00000000200004c0 R08: 00000000000000fc R09: 0000000000000000 [ 3310.416041] R10: 000000000000008e R11: 0000000000000293 R12: 0000000000000013 [ 3310.423302] R13: 000000000000073e R14: 00000000006ffe70 R15: 0000000000000001 2018/06/05 10:39:53 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:53 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) r1 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r0, 0xc0109207, 0x400007) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000000)) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000080)=0x0) r3 = getpid() kcmp(r2, r3, 0x4, r0, r1) 2018/06/05 10:39:53 executing program 0: socket$nl_xfrm(0xa, 0x3, 0x87) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00148700fe8000000000000000000000000000aafe8000000000000000000000000000aa3b000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="500000fa8f782f05"], &(0x7f00000002c0)) 2018/06/05 10:39:53 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc00000f4a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:53 executing program 6 (fault-call:0 fault-nth:2): syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:53 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3310.966726] FAULT_INJECTION: forcing a failure. [ 3310.966726] name failslab, interval 1, probability 0, space 0, times 0 [ 3310.978065] CPU: 1 PID: 17251 Comm: syz-executor6 Not tainted 4.17.0+ #84 [ 3310.985005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3310.994547] Call Trace: [ 3310.997163] dump_stack+0x1b9/0x294 [ 3311.000819] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3311.006030] ? vprintk_func+0x81/0xe7 [ 3311.009842] should_fail.cold.4+0xa/0x1a [ 3311.013994] ? ip6_tnl_lookup+0x9b7/0x1640 [ 3311.018231] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 3311.023348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3311.028931] ? ip6_mtu+0x1b3/0x590 [ 3311.032465] ? ip6_sk_redirect+0x130/0x130 [ 3311.036695] ? ip6_pol_route_output+0x54/0x70 [ 3311.041183] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 3311.046727] ? graph_lock+0x170/0x170 [ 3311.050520] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 3311.055530] ? __ip6_rt_update_pmtu+0x644/0x11f0 [ 3311.060276] ? ip6_neigh_lookup+0xcf0/0xcf0 [ 3311.064589] ? find_match+0x13a0/0x13a0 [ 3311.068567] ? __lock_is_held+0xb5/0x140 [ 3311.072622] ? find_held_lock+0x36/0x1c0 [ 3311.076681] ? lock_downgrade+0x8e0/0x8e0 [ 3311.080825] __should_failslab+0x124/0x180 [ 3311.085056] should_failslab+0x9/0x14 [ 3311.088849] kmem_cache_alloc+0x47/0x760 [ 3311.092911] skb_clone+0x1ed/0x4f0 [ 3311.096443] ? skb_split+0x11d0/0x11d0 [ 3311.100362] ? ip4ip6_rcv+0x30/0x30 [ 3311.103982] ? __lock_acquire+0x7f5/0x5140 [ 3311.108211] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3311.113755] ip6ip6_err+0x303/0x730 [ 3311.117381] ? ip6_tnl_err.constprop.33+0x9e0/0x9e0 [ 3311.123087] ? __lock_acquire+0x7f5/0x5140 [ 3311.127322] ? print_usage_bug+0xc0/0xc0 [ 3311.131395] ? print_usage_bug+0xc0/0xc0 [ 3311.135471] ? __lock_is_held+0xb5/0x140 [ 3311.139605] tunnel6_err+0x1dd/0x380 [ 3311.143327] ? xfrm6_tunnel_deregister+0x180/0x180 [ 3311.148266] ? __lock_is_held+0xb5/0x140 [ 3311.152387] ? hash_ipport_create+0x600/0xb10 [ 3311.156989] ? xfrm6_tunnel_deregister+0x180/0x180 [ 3311.162020] icmpv6_notify+0x43d/0x8f0 [ 3311.165916] ? icmpv6_param_prob+0x40/0x40 [ 3311.170234] ? __skb_checksum+0x889/0x8f0 [ 3311.174379] ? skb_send_sock+0x50/0x50 [ 3311.178260] ? reqsk_fastopen_remove+0x670/0x670 [ 3311.183033] ? lock_downgrade+0x8e0/0x8e0 [ 3311.187190] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 3311.192724] ? __skb_checksum_complete_head+0x340/0x340 [ 3311.198091] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 3311.203279] icmpv6_rcv+0x12ff/0x1a40 [ 3311.207079] ? icmpv6_notify+0x8f0/0x8f0 [ 3311.211143] ip6_input_finish+0x3ff/0x1a30 [ 3311.215393] ? ip6_rcv_finish+0xa10/0xa10 [ 3311.219534] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 3311.224546] ? nf_hook_slow+0x11e/0x1c0 [ 3311.228531] ip6_input+0xe1/0x5e0 [ 3311.232069] ? ip6_input_finish+0x1a30/0x1a30 [ 3311.236564] ? ip6_rcv_finish+0xa10/0xa10 [ 3311.240719] ip6_mc_input+0x3f7/0xd20 [ 3311.244518] ? ipv6_rcv+0x22a0/0x22a0 [ 3311.248325] ip6_rcv_finish+0x29c/0xa10 [ 3311.252311] ? ip6_make_skb+0x620/0x620 [ 3311.256283] ? rcu_is_watching+0x85/0x140 [ 3311.261417] ? rcu_report_qs_rnp+0x790/0x790 [ 3311.267746] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 3311.272760] ? nf_hook_slow+0x11e/0x1c0 [ 3311.276744] ipv6_rcv+0xed6/0x22a0 [ 3311.280286] ? ip6_input+0x5e0/0x5e0 [ 3311.283995] ? is_bpf_text_address+0xd7/0x170 [ 3311.288488] ? kernel_text_address+0x79/0xf0 [ 3311.292888] ? __kernel_text_address+0xd/0x40 [ 3311.297395] ? ip6_make_skb+0x620/0x620 [ 3311.301373] ? ip6_input+0x5e0/0x5e0 [ 3311.305125] __netif_receive_skb_core+0x26f5/0x3630 [ 3311.310143] ? nf_ingress+0xa00/0xa00 [ 3311.313943] ? __lock_acquire+0x7f5/0x5140 [ 3311.318180] ? memcpy+0x45/0x50 [ 3311.321471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3311.327015] ? __skb_flow_dissect+0xba1/0x45e0 [ 3311.331599] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 3311.336889] ? debug_check_no_locks_freed+0x310/0x310 [ 3311.342080] ? skb_flow_dissect_tunnel_info+0xaa0/0xaa0 [ 3311.347458] ? graph_lock+0x170/0x170 [ 3311.351263] ? rcu_read_lock_sched_held+0x108/0x120 [ 3311.356293] ? kmem_cache_alloc+0x5fa/0x760 [ 3311.360633] ? find_held_lock+0x36/0x1c0 [ 3311.364707] ? lock_downgrade+0x8e0/0x8e0 [ 3311.368847] ? lock_downgrade+0x8e0/0x8e0 [ 3311.373016] ? pvclock_read_flags+0x160/0x160 [ 3311.377528] ? build_skb+0x1c7/0x2e0 [ 3311.381239] ? __local_bh_enable_ip+0x161/0x230 [ 3311.385907] ? ktime_get_with_offset+0x395/0x4a0 [ 3311.390660] ? lock_acquire+0x1dc/0x520 [ 3311.394628] ? netif_receive_skb_internal+0xa2/0x7b0 [ 3311.399733] ? kasan_check_read+0x11/0x20 [ 3311.403874] ? rcu_is_watching+0x85/0x140 [ 3311.408030] ? lock_acquire+0x1dc/0x520 [ 3311.411999] ? rcu_report_qs_rnp+0x790/0x790 [ 3311.416411] __netif_receive_skb+0x2c/0x1e0 [ 3311.420740] netif_receive_skb_internal+0x126/0x7b0 [ 3311.426203] ? dev_cpu_dead+0xad0/0xad0 [ 3311.430195] ? reacquire_held_locks+0xbc/0x3e0 [ 3311.434780] ? kasan_check_read+0x11/0x20 [ 3311.438920] ? rcu_is_watching+0x85/0x140 [ 3311.443063] ? rcu_pm_notify+0xc0/0xc0 [ 3311.446958] netif_receive_skb+0xba/0x400 [ 3311.451110] ? netif_receive_skb_internal+0x7b0/0x7b0 [ 3311.456306] ? find_held_lock+0x36/0x1c0 [ 3311.460380] ? tun_rx_batched.isra.53+0x494/0x8c0 [ 3311.465230] tun_rx_batched.isra.53+0x4ba/0x8c0 [ 3311.469895] ? tun_sock_write_space+0x390/0x390 [ 3311.474558] ? kasan_check_read+0x11/0x20 [ 3311.478703] ? rcu_is_watching+0x85/0x140 [ 3311.482847] ? rcu_report_qs_rnp+0x790/0x790 [ 3311.487258] tun_get_user+0x2c09/0x4140 [ 3311.491245] ? debug_check_no_locks_freed+0x310/0x310 [ 3311.496444] ? debug_check_no_locks_freed+0x310/0x310 [ 3311.501641] ? tun_build_skb.isra.52+0x1dd0/0x1dd0 [ 3311.506579] ? graph_lock+0x170/0x170 [ 3311.510380] ? graph_lock+0x170/0x170 [ 3311.514172] ? lock_acquire+0x1dc/0x520 [ 3311.518139] ? __fdget_pos+0x1a9/0x1e0 [ 3311.522026] ? find_held_lock+0x36/0x1c0 [ 3311.526114] ? kasan_check_read+0x11/0x20 [ 3311.530256] ? rcu_is_watching+0x85/0x140 [ 3311.534399] ? rcu_report_qs_rnp+0x790/0x790 [ 3311.538823] ? tun_get+0x22b/0x360 [ 3311.542360] ? tun_chr_close+0x180/0x180 [ 3311.546427] tun_chr_write_iter+0xb9/0x154 [ 3311.550659] do_iter_readv_writev+0x859/0xa50 [ 3311.555152] ? vfs_dedupe_file_range+0xa00/0xa00 [ 3311.559911] ? rw_verify_area+0x118/0x360 [ 3311.564099] do_iter_write+0x185/0x5f0 [ 3311.567995] ? dup_iter+0x270/0x270 [ 3311.571639] vfs_writev+0x1c7/0x330 [ 3311.575274] ? vfs_iter_write+0xb0/0xb0 [ 3311.579356] ? wait_for_completion+0x870/0x870 [ 3311.583998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3311.589549] ? __fdget_pos+0xd6/0x1e0 [ 3311.593350] ? __fdget_raw+0x20/0x20 [ 3311.597061] ? __sb_end_write+0xac/0xe0 [ 3311.601043] do_writev+0x112/0x2f0 [ 3311.604581] ? vfs_writev+0x330/0x330 [ 3311.608651] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 3311.614201] __x64_sys_writev+0x75/0xb0 [ 3311.618173] do_syscall_64+0x1b1/0x800 [ 3311.622064] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3311.627014] ? syscall_return_slowpath+0x30f/0x5c0 [ 3311.631974] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3311.637361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3311.642211] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3311.647395] RIP: 0033:0x4558c1 [ 3311.650575] Code: 75 14 b8 14 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 54 bb fb ff c3 48 83 ec 08 e8 da 2c 00 00 48 89 04 24 b8 14 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 23 2d 00 00 48 89 d0 48 83 c4 08 48 3d 01 2018/06/05 10:39:53 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)="2e2f636f6e74726f6cff", &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:53 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:53 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x9bd5d8e53892414e, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:54 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3311.669913] RSP: 002b:00007f1c0750eba0 EFLAGS: 00000293 ORIG_RAX: 0000000000000014 [ 3311.677637] RAX: ffffffffffffffda RBX: 000000000000008e RCX: 00000000004558c1 [ 3311.684905] RDX: 0000000000000001 RSI: 00007f1c0750ebf0 RDI: 00000000000000fc [ 3311.692182] RBP: 00000000200004c0 R08: 00000000000000fc R09: 0000000000000000 [ 3311.699454] R10: 000000000000008e R11: 0000000000000293 R12: 0000000000000013 [ 3311.706728] R13: 000000000000073e R14: 00000000006ffe70 R15: 0000000000000002 2018/06/05 10:39:54 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4008ae89, &(0x7f0000000140)={0x2, 0x0, [0x300, 0x1b]}) 2018/06/05 10:39:54 executing program 5: setsockopt(0xffffffffffffffff, 0x10d, 0x800000000e, &(0x7f0000000fff)="03", 0x1) 2018/06/05 10:39:54 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:54 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:54 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(0xffffffffffffff9c, &(0x7f0000000e00)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000dc0)={0xffffffff}, 0x117, 0x1009}}, 0x20) write$rdma_cm(r0, &(0x7f0000000e40)=@notify={0xf, 0x8, 0xfa00, {r1, 0x17}}, 0x10) r2 = socket(0xa, 0x1, 0x0) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f00000000c0)=[{0x6, 0x401}, {0x4}, {0xf, 0x8}, {0x2, 0x7ff}, {0x6, 0x7ff}], 0x5) ioctl(r2, 0x8912, &(0x7f0000000040)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000100), &(0x7f0000000580)=0x8) unshare(0x8000400) r3 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x5, 0x3}) mq_notify(r3, &(0x7f0000000200)={0x0, 0x0, 0x1, @thr={&(0x7f0000000040), &(0x7f0000000100)}}) 2018/06/05 10:39:54 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:54 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc00514a4a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:39:55 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x28, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:55 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:55 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000100)="0047fc2f07d82c99240970") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) r2 = memfd_create(&(0x7f0000000000)='posix_acl_access(\x00', 0x2) ioctl$KVM_SET_TSC_KHZ(r2, 0xaea2, 0x0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000013e95), 0x4) r4 = memfd_create(&(0x7f0000000040)='\x00', 0x1) write$cgroup_type(r4, &(0x7f0000000080)='threaded\x00', 0x9) ioctl$sock_SIOCETHTOOL(r3, 0x8946, &(0x7f00000000c0)={'veth1_to_bond\x00', &(0x7f0000000140)=ANY=[@ANYBLOB="0f22000000000002c77b34972909cd9608a023b558fc13cd2c108da9c7e6b29dad045cfcf209e2f7abf512ac4913994668b3be6c3183e86b6bfdf3722eaae7e0f8a52d90000476ad37c9158341e5b96a55b796005e20103dcb89dd04282d1e0490d4f91c8b7aa0f2b71b468a9628f9c496d3f4071c30e1c645194e94b4003e5345a9bccb1914d3553afcf3c794eb0f6e6f4c6c00036a0098eb14b3186c4cd5e8688e711566c5e6b5923fd8e39081d412088809925505b66ac446a8f4d8a8babcf75cdbb93e8d7b8c5b"]}) close(r3) close(r1) 2018/06/05 10:39:55 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:55 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:55 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:55 executing program 5: r0 = memfd_create(&(0x7f00000000c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00', 0x0) write$cgroup_pid(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="3733a371"], 0x4) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f0000000140)={0x3e, &(0x7f0000000100)=""/62}) execveat(r0, &(0x7f0000000000)='\x00', &(0x7f00000001c0), &(0x7f0000000240), 0x1000) syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') 2018/06/05 10:39:55 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:55 executing program 6: syz_emit_ethernet(0xce, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:55 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:55 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:56 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000000c0)) 2018/06/05 10:39:56 executing program 0: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000002000)=@ethernet, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000006000)={'vcan0\x00', 0x0}) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000011000)={&(0x7f0000010ff0)={0x1d, r1}, 0x10, &(0x7f000000eff0)={&(0x7f0000012f80)={0x1, 0xfffffffffffffffc, 0x0, {0x0, 0x2710}, {r2, r3/1000+10000}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "68759a67d8602d3e4b207446a705148d03f1f86e60b22a6ec7e5b35afc19cd0ed506fb9cdba948697c01f3ec6bc0f8f98290b0198d30bde485753f80c203fe81"}}, 0x80}, 0x1}, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f00000000c0)={'veth0\x00', {0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}}) r4 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x7, 0x840) ioctl$BLKFRASET(r4, 0x1264, &(0x7f0000000080)=0xcb) 2018/06/05 10:39:56 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x6dd7e4b0e3e72ca9, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:56 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x0, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:56 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:56 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:56 executing program 6: syz_emit_ethernet(0x2000054e, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:56 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)="2e2f636f6e74726f6c8c", &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:56 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="0047fc2f07d82c99240970") r1 = socket$inet(0x2, 0x200000002, 0x0) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000140)={0x0, {0x2, 0x0, @multicast1=0xe0000001}, {0x2, 0x0, @rand_addr=0x4}, {0x2, 0x0, @broadcast=0xffffffff}, 0xd2, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)='bridge_slave_0\x00'}) bind$netlink(r1, &(0x7f0000000000)={0x10, 0x0, 0x25dfdbff, 0x4200}, 0xc) 2018/06/05 10:39:56 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x0, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:56 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:56 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000140)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000000100)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) socket$inet_icmp_raw(0x2, 0x3, 0x1) socket$can_bcm(0x1d, 0x2, 0x2) 2018/06/05 10:39:56 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x880e50a025358375, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:56 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:56 executing program 0: r0 = memfd_create(&(0x7f00000000c0)='em0\'wlan0\x00', 0x5) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000000)={0x8000, 0x420, 0xffffffffffff7fff, {}, 0x7, 0x9}) r1 = perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f00000001c0)={0x5, 0xee1, 0x6, 'queue0\x00', 0x1b}) fstatfs(r1, &(0x7f00000002c0)=""/57) 2018/06/05 10:39:56 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x0, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:56 executing program 5: r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x3156, 0x0) ioctl$ASHMEM_GET_PIN_STATUS(r0, 0x7709, 0x0) r1 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open$cgroup(&(0x7f0000000100)={0x3, 0x70, 0x0, 0x100000000, 0xb8ce, 0x201, 0x0, 0x3e2f, 0x829, 0x1, 0xd3, 0x3, 0x2000000000, 0xffffffffffff0000, 0x101, 0xb0, 0x4, 0x5, 0xd62, 0x5, 0xfffffffffffffff9, 0xf56, 0xb11, 0x20, 0x4, 0x7fff, 0x7f, 0x7, 0x7ff, 0x200, 0xfffffffffffffff9, 0x7f, 0xfffffffffffffff7, 0x401, 0x4, 0x4, 0xcc, 0x20, 0x0, 0x7fffffff, 0x5, @perf_bp={&(0x7f00000000c0), 0xf}, 0x8000, 0x9, 0x80000000, 0x7, 0x101, 0x2, 0x7fffffff}, r0, 0x3, r1, 0x2) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000080)="0047fc2f07d82c99240970") r3 = perf_event_open(&(0x7f0000940000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, r1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x101) 2018/06/05 10:39:56 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:57 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xea3518aae34dab7b, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:57 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:57 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x80000000000046, 0x0) r2 = gettid() fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x0, r2}) r3 = syz_open_procfs(0x0, &(0x7f0000000080)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f79805854fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") poll(&(0x7f0000000500)=[{r1}], 0x1, 0x7fffffff) sendfile(r1, r3, &(0x7f0000000140), 0x8402) 2018/06/05 10:39:57 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:39:57 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000b18000)={{0xffffff94}}) r1 = fcntl$getown(r0, 0x9) getpriority(0x0, r1) prlimit64(r1, 0xf, &(0x7f0000000000)={0xa68d, 0xffffffff}, &(0x7f0000000040)) 2018/06/05 10:39:57 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:57 executing program 6: syz_emit_ethernet(0x7ffff000, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:57 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:57 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:57 executing program 5: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080)='/dev/snapshot\x00', 0x0, 0x0) membarrier(0x1, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x7d) 2018/06/05 10:39:57 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:57 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xdfc6c555360aa56b, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:57 executing program 5: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000000)={@my=0x1}) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000040)={@my=0x1}) 2018/06/05 10:39:57 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:58 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:58 executing program 5: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/cuse\x00', 0x100, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f00000001c0), &(0x7f00000005c0)=0x4) r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/arp\x00') r2 = socket$inet_tcp(0x2, 0x1, 0x0) r3 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000200)={'syzkaller0\x00', 0x3}) accept4$packet(r1, &(0x7f0000000700)={0x0, 0x0, 0x0}, &(0x7f0000000740)=0x14, 0x80000) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000780)={@remote={0xfe, 0x80, [], 0xbb}, 0x4e, r4}) ioctl$DRM_IOCTL_RM_MAP(r1, 0x4028641b, &(0x7f0000000100)={&(0x7f0000ffb000/0x3000)=nil, 0x6, 0x0, 0x9, &(0x7f0000ffc000/0x1000)=nil, 0x2}) ioctl$KVM_GET_FPU(r1, 0x81a0ae8c, &(0x7f0000000400)) openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x40000, 0x0) ioctl$sock_inet_SIOCSARP(r2, 0x8955, &(0x7f0000000d00)={{0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x0, @random="90da5bc97747"}, 0x8000000000008, {0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 'syzkaller0\x00'}) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000140)) readv(r1, &(0x7f0000000080)=[{&(0x7f0000000240)=""/163, 0xa3}, {&(0x7f0000000300)=""/242, 0xf2}], 0x2) 2018/06/05 10:39:58 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e2ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b0687d6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb46c1523b8a25e71690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd71824cec9a8db26823cdd5259e688752d5491bd542b2ca7d08bdb777695db99f0401294aca81ab60da1240088cff9a340e1d6a89e7b09cfd51d", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xdc7d6da33d29a36a, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:58 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\a'], 0x2000000001000) 2018/06/05 10:39:58 executing program 6: syz_emit_ethernet(0xfffffffffffffdef, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:58 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:58 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:58 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = socket$inet(0x10, 0x200000003, 0x0) r2 = openat(r0, &(0x7f00000000c0)='./file0\x00', 0x4000, 0x1b0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000280)={0x0, @in={{0x2, 0x4e21, @broadcast=0xffffffff}}, [0x80000000, 0x401, 0x0, 0x200, 0xac, 0x5, 0x1, 0x7, 0x0, 0x1c, 0x3, 0x9c, 0x7, 0x37b3f686, 0x6]}, &(0x7f0000000380)=0x100) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f00000003c0)={0xd9c7, 0x5, 0x1, 0x10000, 0x0, 0x1, 0x0, 0x3, r3}, &(0x7f0000000400)=0x20) connect$rds(r2, &(0x7f0000000140)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000240)={'bridge_slave_1\x00', &(0x7f0000000180)=@ethtool_flash={0x33, 0x4, "b6b872c606ede0f1fbad6e2c0dcddc12190b419454e6ef50f5a07aed56552882cb1573ac797df3eda88a77360bd548a9304a30a0358501fd11681db10bc2332048575946abb545c27e096b2c4dcf9e6d3c5c34ca2937120dc84a7049e6720fa8c7f1e3c2b0bcf7f9a01820db59ee3de41f1a766cb6279b5495efa586eda0378c"}}) sendmsg(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000000)="240000002c0007031dfffd946fa28300cee60a0009000000001d85680c1ba3a2ff030000280000001100ffffba16a0aa1c0009b3ebea8653b1cc7e63975c0ac47b6268e3966cf055d90f15a3", 0x4c}], 0x1}, 0x0) 2018/06/05 10:39:58 executing program 6: syz_emit_ethernet(0xfffffdef, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) [ 3315.910131] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/06/05 10:39:58 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:58 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3315.967729] netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. 2018/06/05 10:39:58 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xa084f3b9024bb6c9, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:58 executing program 5: r0 = socket(0xa, 0x1, 0x0) getsockopt$sock_int(r0, 0x1, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") seccomp(0x2, 0x0, &(0x7f0000007ff0)={0x0, &(0x7f0000004fe8)}) 2018/06/05 10:39:58 executing program 6: syz_emit_ethernet(0xfdef, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:58 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:58 executing program 0: r0 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0x3, 0x405) ioctl$EVIOCSMASK(r0, 0x40104593, &(0x7f0000000140)={0x0, 0x38, &(0x7f00000000c0)="f71443c59b955c0f529ab6899af0d89bb458e6c062d41b03d44af764feb9f7d3b4e5ac6608009e6700000000000000000000000000000000"}) write$binfmt_elf32(r0, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x4, 0x0, 0x38, 0x0, 0x0, 0x0, 0x20}, [{}]}, 0x58) r1 = accept$packet(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000040)=0x14) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000200)=""/157, &(0x7f0000000080)=0x9d) 2018/06/05 10:39:58 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:59 executing program 5: pwritev(0xffffffffffffffff, &(0x7f00000010c0)=[{&(0x7f0000002000)="eb5910216cfa76ac1a2ee89f8c1a853f027d5183382b9f7e6fce5947c0c0a570816182c8fc37258a378d9e", 0x2b}], 0x1, 0x0) r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x400080, 0x0) ioctl$EVIOCGLED(r0, 0x80404519, &(0x7f0000000040)=""/39) request_key(&(0x7f000000aff5)='asymmetric\x00', &(0x7f0000001ffb)={0x73, 0x79, 0x7a}, &(0x7f0000001fee)="520972757374e363757367725665783a4465", 0x0) 2018/06/05 10:39:59 executing program 6: syz_emit_ethernet(0xd, &(0x7f00000004c0)={@link_local={0x1, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:59 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="b33ab76079ebe0d14f729cd653e520d29ad7ef0000000000000044c249b544230b9387fb8bd6ed266ccf59ef70995bf2e8e2ecd3fff32853747eda22d2818d08ca27e0ec821620e365a0e6b9485f2d925493f62113e33e5f8c7eba67fc19a9497f5b07e5849d2e875b0687d6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb46c1523b8a25e71690ea52246bd3d32b1a91f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd71824cec9a8db26823cdd5259e688752d5491bd542b2ca7d08bdb777695db99f0401294aca81ab60da1240088cff9a340e1d6a89e7b09cfd51d", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xcf949c05d40cd714, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:59 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}}, 0x6, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:59 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'s'], 0x2000000001000) 2018/06/05 10:39:59 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:59 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)="2e2f636f6e74726f6c02", &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:39:59 executing program 0: pipe(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f0000000340)=[{&(0x7f0000000280)=""/154, 0x9a}], 0x1) r2 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x1000082) socket$can_raw(0x1d, 0x3, 0x1) r3 = memfd_create(&(0x7f0000000140)="74086e750000000000000000008c00", 0x0) ioctl$BLKGETSIZE(r2, 0x1260, &(0x7f0000000180)) pwritev(r3, &(0x7f0000000440)=[{&(0x7f00000006c0)="ca28709e9f90d282e197d605b48b16c39c9f0aca2c876fcf25b54de69f30435521a19658975e5f569ae0999182190b5fc91eb4092d719324ceb68197723adaa5fecb5eaf4b566d0c2aef9afd4d2d2cf61ae97d230916cf32e7c89f9f618f8dbda06f8000fc5829c0041f9ce31036019cc9a899095da3ed683d0fdbc1715cd506fa3cac54764ef1640be6"}, {&(0x7f00000004c0)="a360503bbc05c30ede"}, {&(0x7f0000000540)="40eace38f8cefc5b572691c28ac105ce5310c2b50b55a45e6f84c93436a0ddcf135d4d45b51dcf2a12c48285d203d1030d7b40ea0c37038b38c2fa0cd2c25420ce9488232108080c915f3bdcc405496c74319f884e750493b4aad59af39ec27430f939e3b2b494e6377960a77d60704f748f368fc09a0ff75001b515b8e3c2b72ddd1daa5c935063309bd599db1e6228f63c223853ef48dcafde810244f5340e5dd571e629caa2efc2fe32d9edea8962794ce35bf534cac3d298725c9b7dadf7e42437f35d67a8dd3f2e924a63a4"}, {&(0x7f0000000640)="b592320bf85f96de3ebcc1301516675bddaeed03a949d81f6ea9467fd0201da4a66a11d2485e1a44ebe21bb2ded7c5ebe34ce361074860f8e8158c3772cf595029bf56c89dcb8d6d141fb4c713c6a118f24284"}], 0x1, 0x1081806) ioctl$LOOP_CHANGE_FD(r2, 0x4c00, r3) ioctl$KVM_GET_ONE_REG(r3, 0x4010aeab, &(0x7f00000000c0)={0x7f, 0x3f}) sched_setaffinity(0x0, 0x8, &(0x7f0000000480)=0x40000000001) sendfile(r2, r2, &(0x7f0000000000), 0x2000005) ioctl$LOOP_CLR_FD(r2, 0x4c01) mq_open(&(0x7f0000000040)='cgroup.stat\x00', 0x80, 0x118, &(0x7f0000000100)={0x8000, 0x6, 0x3f, 0x2, 0x9, 0x5, 0x2, 0x3}) openat$cgroup_ro(r1, &(0x7f0000000080)='cgroup.stat\x00', 0x0, 0x0) 2018/06/05 10:39:59 executing program 5: r0 = socket$kcm(0x29, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") unshare(0x2000400) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xc630}, 0x1c) openat$uinput(0xffffffffffffff9c, &(0x7f0000000280)='/dev/uinput\x00', 0x800, 0x0) r2 = accept$inet(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, @rand_addr}, &(0x7f0000000340)=0x10) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f0000000400)={0x0, @multicast1}, &(0x7f00000003c0)=0xffffffcc) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000040)={@mcast1={0xff, 0x1, [], 0x1}, 0x1a, r3}) ioctl$sock_inet6_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000100)={@local={0xfe, 0x80, [], 0xaa}, 0x38, r3}) setsockopt$inet6_mtu(r1, 0x29, 0x11, &(0x7f0000000000)=0xffffffa4, 0x4) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000140), &(0x7f0000000180)=0x14) 2018/06/05 10:39:59 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x0, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:39:59 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:59 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x30b, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:39:59 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x614164b05ec3d976, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:39:59 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:39:59 executing program 5: r0 = memfd_create(&(0x7f0000000000)='#em1#+\x00', 0x0) write(r0, &(0x7f0000001040)="24ac068c1e6251fdb7ddcde0d6421454a8bc61d0f8a2f1ee3ff7ccb6611a475f1049dfd714794cc6b5fc2f57a902f786e77b3e8a809ab524c32cf836e7e954133ae5bf5dcab13d00df3110", 0x4b) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0x7, &(0x7f0000000080)={0x4, 0x9, 0x6, 0x8}, 0x10) setitimer(0x0, &(0x7f0000000040)={{}, {0x77359400}}, &(0x7f0000000140)) 2018/06/05 10:40:00 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x8, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:00 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)="2e2f636f6e74726f6cf6", &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:40:00 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="66696c7465720000000000000000000000000000000000000000000000000000c8000000fa414e5c5e6f47b130f916bce8cd4c12635dd60e81d483e584f640d3eb652d46adef1924f3932ee9665e24c621596dff01fdcf6b349d155e2496cb598e14af3cd42f83d92c4231e399b409b1535e2c7a69f46313bf8dff4e43d17999e51314b6d6b9930d4e2d572aa710ce0b8697bd2e705ca01575e75f7fb786b88748da14efd3b97f62d6508e9ee43aa2a88820cd27de2e7ecfc45f47b29d37eff6e82c23d197ee44a77665182883237a8ab1c501c0380c61204d0672caecee95a5927a57670068f3e8f28007b9628031abc19aeff3f2212f6efecfea83fb4345922e99ced7b134709e5d837e778e0517349292706383b97ff1a97433f2b5136f592a34cc957dc5d53528a5c11558572b162c606dcc0ccac098a0943b0d2d550ea63f16b0eaf968a4bb96c5229d28625b444d9ebf4380111d5c4a52ee0de8e41387e4ca8285ad0a1f9ecc6806129ff8d9079ba6be514480e1f0610026d27ecbc27779cfb11026c820bf7467c6fe9d9cdafed9f2ddaabe4effa511930a4716cfd649b9913555a08d9cf4fce39329e82fe6890a41451ab184855ee9f84420dbc1b3bbe5e43a2c89eb4d90bc3396246525f73269136200f5f06f962fbbba9610b5bb259ebd6997eebc71352421a2c8"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x0, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:00 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="70707030262705"], 0x2000000001000) 2018/06/05 10:40:00 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xeee3731e63525cfe, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:40:00 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:40:00 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f000099e000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f00000000c0)="dce1e298aef71c69d466d47d78f87f70d1150de19594c742c76219", 0xaf, 0x20008007, &(0x7f0000db4ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = dup2(r0, r0) ioctl$sock_inet6_tcp_SIOCATMARK(r1, 0x8905, &(0x7f0000000000)) 2018/06/05 10:40:00 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000200)="0047fc2f07d82c99240970") syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x1, 0x800) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f0000000080)=0x8) 2018/06/05 10:40:00 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x2, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:00 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:40:00 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-serpent-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000), 0x0) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000003e80)=[{0x0, 0x0, &(0x7f0000002a80), 0x390, &(0x7f0000000100)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) r2 = socket$inet6(0xa, 0x1000000000002, 0x0) setsockopt$inet6_tcp_TLS_RX(r2, 0x6, 0x2, &(0x7f0000000140)={0x303, 0x33}, 0x4) ioctl(r2, 0x8912, &(0x7f00000001c0)="0047fc2f07d82c99240970") recvfrom$unix(r1, &(0x7f0000000000)=""/111, 0x6f, 0x0, &(0x7f0000000540)=@abs, 0x709000) 2018/06/05 10:40:00 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x0, [0x4, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:00 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="0047fc2f07d82c99240970") r1 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x11, r1, 0x80000000000000) mmap(&(0x7f000000a000/0x4000)=nil, 0x4000, 0x0, 0x20011, r1, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e23, 0x101, @empty, 0x4}}}, &(0x7f0000000300)=0x84) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000080)={r2, @in6={{0xa, 0x4e23, 0xedf, @loopback={0x0, 0x1}, 0x5}}, 0x5, 0xa17}, &(0x7f0000000000)=0x90) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000140)={r3, 0xb0, "7eedc03a1c6afd8f8a461e1f41e49b6837e1b46ee5aa2c8a1028c3406004102c9ba6e05dcd3df47075aeb83eccb5b329e0ddc8e4c0c465a5b425dd32a7e2f419271792afbc540c391050f90a78482e42fde089fcf1c4887bc1a2da3aec12fdfc5bb6a67360295d26a96742a02e577152022264a04a819406576cb8cc371d6b55cb21588b66bb66619d1d0c457fe79983a79ce48b935ca7f10d2d25731fd152f9a9bc2c6bf7377acb35f6b4f07175def1"}, &(0x7f0000000200)=0xb8) mremap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f0000005000/0x1000)=nil) mremap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f000000a000/0x1000)=nil) 2018/06/05 10:40:00 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x7a393941fda092e2, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:40:00 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x9, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:00 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc0009004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:40:00 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x0, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:01 executing program 5: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="0047fc2f07d82c99240970") r1 = msgget(0x0, 0x410) msgctl$IPC_INFO(r1, 0x3, &(0x7f0000000080)=""/107) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x3, 0x5c831, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f0000000040)='syscall\x00') 2018/06/05 10:40:01 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x5, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:01 executing program 0: r0 = memfd_create(&(0x7f00000000c0)='#em1#+\x00', 0x0) write(r0, &(0x7f0000000040)="0600", 0x2) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00092cbd7000fedbdf25080000001c02010008000800c76e000008000100020000000800080001f0ffff0800060008000000"], 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x8000) sendfile(r0, r0, &(0x7f0000001000), 0xffff) r2 = socket$kcm(0x29, 0x200000000002, 0x0) ioctl(r2, 0x8912, &(0x7f0000000100)="0042fc2f07d82c99240970") mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x1a, &(0x7f000002eff0)={0x394, &(0x7f0000000000)=[{}]}, 0x10) 2018/06/05 10:40:01 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:40:01 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xc1848f35e8fd6211, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:40:01 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x0, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:01 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:40:01 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)="707070302627ef"], 0x2000000001000) 2018/06/05 10:40:01 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0xce00, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:01 executing program 5: rt_sigprocmask(0xfffffffffffffff5, &(0x7f0000000180)={0x9a}, 0x0, 0x22f) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) mq_timedreceive(0xffffffffffffffff, &(0x7f0000000080)=""/1, 0x1, 0x0, &(0x7f0000000100)) 2018/06/05 10:40:01 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0x105cdf94dead, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:40:01 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x0, 0x3, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:01 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="fc00f0004a000700ab092500090007000aab80ff010000000000369321000100ff010000000500000000000000036915fa2c1ec28656aaa79bb94b46fe0000000700020800008c0000036c6c256f1a272f2e117c22ebc205214000000000008934d07302ade01720d7d5bbc91a3e2e80772c74fb2cc56ce1f0f156272f5b00000005defd5a32e280fc83ab82f605f70c9ddef2fe082038f4f8b29d3ef3d92c83170e5bbab2ccd243f295ed94e0ad91bd0734babc7c3f2eeb57d43dd16b17e583df150c3b880f411f46a6b567b4d5715587e658a1ad0a4f01731d05b0350b0041f0d48f6f0000080548deac270e33429fd3000175e63fb8d38a873cf1", 0xfc) 2018/06/05 10:40:01 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x3, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:01 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:40:01 executing program 5: r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000000080)='loginuid\x00') r2 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0xfffffffffffff001, 0x400) ioctl$BLKFLSBUF(r2, 0x1261, &(0x7f00000000c0)=0x3f) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) writev(r1, &(0x7f0000000240)=[{&(0x7f0000000000)='0', 0x1}], 0x1) 2018/06/05 10:40:02 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x0, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) 2018/06/05 10:40:02 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) add_key$user(&(0x7f0000c24ffb)='user\x00', &(0x7f00003ebffb)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000d6c000)="0000000000000001e3a255ec4a8d9d652d0536c67b9695cfb4c29da627ab9e5e0587e50ec159997396abc344a7d9f563a3e3af2d90a5dfcade859e4717cdf8f03fdf022186424d68996f51a7b3f20108f152bfd57ac5a50be84a106249d0216d5c98c41df97cd7d5032e9c632e4715a226907aabbfc5b3f2e96bf3039474801053b87fbf8674e100", 0x88, r1) r2 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='u', 0x1, r1) r3 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000001c0)="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", 0x101, r1) r4 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r2, r3, r4}, &(0x7f00005cd000), 0xb800000000000000, &(0x7f000010c000)={&(0x7f0000bf4ff3)={"67686173682d67656e6572696300d80b037e485c5f00"}, &(0x7f0000000000)}) 2018/06/05 10:40:02 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0xa, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:02 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) 2018/06/05 10:40:02 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) add_key$keyring(&(0x7f0000000500)='keyring\x00', &(0x7f0000000540)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000100)='/dev/urandom\x00', 0x101000, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000400)={0x1, 'syzkaller1\x00', 0x4}, 0x18) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000200)={0x0, @remote}, &(0x7f0000000340)=0xc) fcntl$getownex(r0, 0x10, &(0x7f00000005c0)={0x0, 0x0}) setsockopt$inet6_int(r0, 0x29, 0x4f, &(0x7f0000000440)=0xffffffff, 0x4) geteuid() r3 = socket(0xa, 0x1, 0x0) r4 = shmget(0x0, 0x4000, 0x78000000, &(0x7f000062f000/0x4000)=nil) getsockopt$IP_VS_SO_GET_INFO(r1, 0x0, 0x481, &(0x7f0000000140), &(0x7f0000000180)=0xc) shmctl$SHM_INFO(r4, 0xe, &(0x7f0000000280)=""/153) creat(&(0x7f0000000000)='./file0\x00', 0x0) wait4(r2, &(0x7f0000000380), 0x1000000, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r3, 0x0, 0x48b, &(0x7f00000001c0)={0x2, 'veth1_to_bond\x00'}, 0x18) openat$cuse(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/cuse\x00', 0x2000, 0x0) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f0000000080)="b01d9547541db5ef3e2a5f13ae822ea6", 0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f00000000c0)={0x2, 'ip6tnl0\x00'}, 0x18) 2018/06/05 10:40:02 executing program 7: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") r1 = memfd_create(&(0x7f0000000100)="0000000000000000cb27", 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) execveat(r1, &(0x7f0000000080)='\x00', &(0x7f0000000200), &(0x7f0000000140)=[&(0x7f0000000000)='\x00', &(0x7f00000000c0)='ppp0&\'\x00'], 0x2000000001000) 2018/06/05 10:40:02 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x200) r1 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x100, 0x0) r3 = userfaultfd(0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000002c0)={0x0, 0x14000000000000}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000540)={0x0, 0xf2, "84b4600b2d4ec593f382cf09a431ad5808038cfe7c9f4848b29e1eab7b5a3bc2ed4451500105d95607ddb87d43d16e40d169d9ae7b610fab256828c7eaed3a0991191489c037c87c4ad773d45893b884150a9f50af335ab0f24c9e2c6ba5b3272e5fbe0d3048f20e389949cc2474a0d2c0ad232da077f1cd397d513a663826575b9851af70aebc1d465bcf6faf67b1aa1a40f9803504d809b5afdde75695126334ed0fca07d905c258b890a7167cfa663747f03d66f754ae1004f0d16ea7c601d188b4ea7708f4f606e4ea7110fbc71262b57772b9ef3260aeefcc725f6d0e63b5fdd3100acad16334e667cf24372d20dbc1"}, &(0x7f0000000640)=0xfa) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000680)={0x0, 0x9, 0x9, 0x8}, &(0x7f00000006c0)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000a80)=@assoc_id=0x0, &(0x7f0000000ac0)=0x4) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000003380)={0x0, 0x10001}, &(0x7f00000033c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000003400)={0x5b2215be, 0x8538130b2753da57, 0xf7, 0xffff, 0x0}, &(0x7f0000003440)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000003680)={r5, 0xb7, "68452eb1b5678ba7ac7789252b098deeffbc4b81962760f480ecdbe7472287f48f26d9ff71c5a8ac0023cd789687e533c82b81e778070492a4465a1670b830654b5c1367a4c2b57dca2af47bf02068876999137fd7e8e93937e8765c61ac9177d3546bf0884159e1c1261a168c40b18f5f256d7224772515890620078111a395981f8a32635e54ec0291e489e9add970e3f9f835bf3633e7183fd46b36d0b293023b5b773217a01f03453ea597a0c2817accebd979755a"}, &(0x7f0000003740)=0xbf) close(r0) sendmmsg$inet_sctp(r2, &(0x7f0000003580)=[{&(0x7f00000001c0)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)="ae9837eac334f83eda77b1c64b1a6273d3fa775347b81ec029071ca466a3688df08ce160906acf00f944d23a592021588819623e2d7d73a3f0351694ff641429b961d9b56c4e5ec0d6d65b6fea3f9c3927f621141c5a97bf23578adbfd87c9e3b7333df051f3eafcafb763e689440c0eff03a42be2b5c31ecc8e1cd1340ac429bd0e8306b916e4dde7162cb8", 0x8c}], 0x1, &(0x7f0000000700)=[@sndinfo={0x20, 0x84, 0x2, {0x4c22, 0x8000, 0x2, 0x5, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x9, 0x0, 0x9, 0x9, 0x5, 0x4, 0x1000, r5}}, @init={0x18, 0x84, 0x0, {0x9, 0x2b, 0x3, 0x81}}, @dstaddrv4={0x18, 0x84, 0x7, @multicast1=0xe0000001}], 0x80, 0x20000001}, {&(0x7f00000007c0)=@in={0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800)="083de956e417059b283c3d213e1b62222360b801a329fa23ec988c62a5daee553fc5bdf7a7", 0x25}, {&(0x7f0000000940)="6866de7f34e6fffd8319ba72e9e04810d7fd58e69e33e83574a90e116a4f538a2ce9c82c48ab684a07be267d5710607826bb26ac25f411e21a033c20092827b9dd6986cd0141cedb133d65163f753d99913bfce1cb0dbd098f66e8e59fcd6d83d37aa45a8fc574d67769c35ccefb9b6398bceea575908cc4f33e3cbe93694b90736bb10a9158df71daed99bc4431b716b5ecef51f97a7950b29ca0", 0x9b}], 0x2, &(0x7f0000000b00)=[@prinfo={0x18, 0x84, 0x5, {0x0, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x7fff, 0x2, 0xfffffffffffffffe, 0x2, r6}}, @init={0x18, 0x84, 0x0, {0x1e64000000, 0x0, 0x20, 0x2e}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x68, 0x40}, {&(0x7f0000000bc0)=@in6={0xa, 0x4e21, 0x1ff, @remote={0xfe, 0x80, [], 0xbb}, 0x627a}, 0x1c, &(0x7f0000002100)=[{&(0x7f0000000c00)="5d88e7576539c913659bb62335b13a9533b4424e9beadee948e63464e6e3a1b08414ba0082cf8cfa961b4d26d782d7401a2ec3bd7eb7693a3f1409ad28a5a213e5e0773f47541eb4d680e0f989f383e36f427b7c7b5ad24a6e718c8302591037c911ffc18cc236480c6898b90a700c73b219d391f6516013adb379e2a90b44d8e6cfa76dcf8fced32df110e11403e7bda8dcbd1abc90da4491bf3871f8c5d19459ea4a0309c0ffe6f97bb2ac6e886c60080c1398f80b71647f16fb282829030f0ad0be5bbe583b089bf35f81f9f17c356ba638e214e80f72caaceba885ca0f6675f3ee47e9b9ffde55a9246d", 0xec}, {&(0x7f0000001e80)="5223f9bbf598db65d5dfed411a3cd1136502e1748836a62502a0a3809ccfdb2fd0e19ed864518a14caf508a0e9c07e726d12369e9f00cc8fc64d5049f51c2c458b52acf602639f18aa14365c5bef0bdfbf954f6c6e971a11cee0a52b50201ef8fd55d06cf26adf8e4285e887b4eccfa2defa1ff496c2c603e4873c91063bc1fa2f9c78189c75d2c5b808e81b7b8dc29034b57f21c49b4bc45935299549c303d49c94102be834d64d49731e32e683be71b564aa92b2c051f6336944ac83d035", 0xbf}], 0x2, &(0x7f0000002180)=[@init={0x18, 0x84, 0x0, {0x1, 0xfffffffffffffffa, 0xfff, 0x6}}], 0x18, 0x4}, {&(0x7f00000021c0)=@in6={0xa, 0x4e24, 0xc52, @empty, 0x5}, 0x1c, &(0x7f0000003340)=[{&(0x7f0000002200)="e6b8b6cee2193226edf6ec98cd229cd81bd11f1feadae0820e5a8dccfb7276d5e7fbdb1038060c918194fd16d6d3bdcb266ea9b93a9c09c01a6297789a2f34a382d017f981a27e", 0x47}], 0x1, &(0x7f0000003480)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @init={0x18, 0x84, 0x0, {0x6a3, 0x80000001, 0x8, 0x55f}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x9, 0x8005, 0x2, 0x98c4, 0x3f, 0x800, 0x100000000, r7}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x1e5273b2}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @sndinfo={0x20, 0x84, 0x2, {0x1000, 0x8, 0x3f, 0x7fff, r8}}], 0xd0, 0x4000000}], 0x4, 0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r9 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) ioctl$BLKALIGNOFF(r3, 0x127a, &(0x7f0000000200)) write$sndseq(r9, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f0000000180)='./control/file0\x00', &(0x7f0000000140)='./control\x00') rename(&(0x7f0000000040)='./control\x00', &(0x7f0000000300)='//control\x00') close(r3) 2018/06/05 10:40:02 executing program 0: socket$inet(0x2b, 0x0, 0x100000001) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x10) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r0, 0x404c534a, &(0x7f0000000040)={0x4, 0x3, 0x3}) 2018/06/05 10:40:02 executing program 0: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x119041, 0x0) sendmsg$netrom(r0, &(0x7f0000000480)={&(0x7f0000000040)=@full={{0x3, {"cbfd3544d116d2"}, 0x6}, [{"92af40889f8b38"}, {"2a2c584b0d83a0"}, {"f0621c12df68b6"}, {"26969855f0252a"}, {"2a6642a60c0241"}, {"c2a837d9f92891"}, {"d867d26775af17"}, {"2cacd768751017"}]}, 0x48, &(0x7f0000000340)=[{&(0x7f0000000100)="be1a783cab65a773d6dc1d843db6a0eac0e24d2c5ab26f4870f52a9b95c97524513ba499c7846c2e3088ca3deacdb0cd4e31ce07d3e69633857ba8cfd57e814e3cae4974dfd9eaa318673cea237fd4884f81d9997a94a6af0d5b9f334dd71e011f8569c690266b219c377b8883d1574210c2f4bee47d0ef62657cff84cae074e79147bd8130a649ba23208f30553cb80e3970efc81d39267a3704929b217361b664c3a36a42e8e56b8e2dd0f460c58b512dc48ab2c28f64dc644485712b585a51cf55498dc541d6afd5655c10a9707ceb4b5cb2ac7cd100a1688b18f35ae5a6c1568760ecad1", 0xe6}, {&(0x7f0000000200)="cc72c55cebf7e45d8b35d087941a26dd89985eb098c07c5f9e", 0x19}, {&(0x7f0000000240)="707d150282757433027d2ba3e8aed1e11a559da82c19b41a31e02ab4ed7d421f67f744011419bb2b25e231741971ab811987080e79db700ff5534b7f5106d04dd049b18405da9a37d4dd2a7b1105738b5c0b8ff9bb6bf7458206440b80359e0c77ac75c0e5bddac656e4efa387a2e749e0b87f6ce7b3d69511755513b54ec4", 0x7f}, {&(0x7f0000002080)="c08ee06895ec20bc1b5f0ff093a487df9017997d6288c3d31db80859bbbb9d72a9f8fd3b5242d8e9ce538f3e23bd8dec128e3c0437316e5d65d30761c60f0998dc04a4f18a6f2dc6c38c94be0293e067c055befd83a87ff9ad0a785ae87c2841e8bd8a58889c4b06c71e3cb9bcc3aa2b503d2ed9c211f5fe1c2ead2528896a1459abed0dbd38cdd407ab930f0fdf701efbb50760789fa18c4d8baf439d723dd17c72b08794cfca5ae206c04c426e684ae9ff3e2b7a5c6238282309cb133353b8f281309f8f2c10e75c26b2f4001dfd3813755e5c6d4fab4e571211392c7db036c2b302cf97887c8338a72ecb6282ca672a1cbd30dbe7755c205914f4c24780106425ae9c6f7e137fde252262e61ccc48f256c266e43ebcf53b9dad4b9edd1866b87abbb1e49f73e653f24158db945518064fa80b96f17625c1ec54aec38c841e127eafd93bb3b9f12fbc161823bbcded16eafbca4959687a75cbda0dd37d6cf37124f161308c9b854c798a5bf2f678aa147b252ec9d1c5fe1dfd39a305f6f94e59de94e7bb9f203b0a74e3c0027134963d4ff9b4510690df898d50b00563774d73192005b7cd60ac24545963f8689c049e8d7cc610465eff093c73d6b5b97c321cd6190a9e3fb84d2f0c819500e3bbe8d2185eba38eddca9a8d98550dc808d7a4e15f7d3d1a151297afbfbbf0b0d9706d46ae01c84b2ba5caded94ac0d82e9c1ab2b30d7ec070c578d947385a044600818729e8a0c7e7367cb5d77283234ec15f9775c9c001c129920b7afb2bf293a24f6b23627a92a217a2b5e7376f6e80c018dc63565e55d485a146574f7960c6c3d9d7e6563afd1c42f46437164dd98c78e7cf65391b7691684d984bb6eb15b5dfd0a0ba254eaf35fb93d55d24616906922a211b77771a1bb9351ac3b5d6093e30bdd96e2cb182afd860f12d6a9cf0b0a109be14183247fcd546c1d4b5343e5cb38a33216a3ad37c60eb69daf41df21a985c129e605625c4c261d45f530995fe4cd704bb0db1b933ed57bdd32a91e6af81493c0261cf305c1e4543ce9942f4d9e893055756f73722e9fb4293e983148df147884f275eb4f0d9c636e3ad71b76ccd3c1e957ab334e3f357b975f86b9f3fc528949122eb61d66d08d7d527846306d008b57d3c9ebac6a6aac31f1dc2f6f60fcd7f981cdb026ad5a215a29d6f9c14f361d4bf7114c5bb969b42859373e161cd1624c1bd4e1c351a25569a55880a9e0b9e43e5c37cf735e522187d05a4bcac21578c6bd86f35ed9b2ac7eadaddb6ca86f724a1d4d69e8c67c80a65bffe9e5b2f58a8d6f1e7fd21b2d42252afa649df920fb96ab8add8cf9421f462b1fd1afd93d5d9494463049bc128741f9a13858ccbd01e758afd7275a692357e8fb2693ae3eab04326c7b3ccf484a5f9e351b520135638c74772283e54a71a5eceef8a79a12a2505b2c3dd41e53f40e8d3700ce4c7ea1f54a02bb4a4e16d8d644ef9197a8e8a9daf3f5ebec9b6e41fc2c606a74dccf6be8044a1b92c60faa13ce2ef8d3aabb15832ba56b3dd5e465a7f0fce9c7753467b815067f6a825b48b6063758e283fa624e23e31859b246fd27aefa7b9e1f354301d62853552a1c00cc92d88c6dbfda3141db5d53e10d7e09d03a8f8485eeb8c7aeed67b114d805111ff5a495e76d3636a8af03aab242dbe1f49df10b56234f74eff01eef43016270b48a08932c2b75174e2862f3f310d3c7dbb4dc7a2eace448ffe87e399003f9675a871032a17a6ecfb85fca5092bbab165fb4498e099f8cd48ed04b9679c2de5a21096e4025639d16a51099f7efd85168bdf92fd4c3e03d44b9f4086303e2d5f0a34f6c59a9540ea787faad5e07706c5cce06de4f756519345ab50f8829c2174c74a64aca6289708f9104f750dd771b4b93a7fe7c975ddb118bf39f1799dc8a0ea4402245c9dbeeb9592d00558c06e6c9828e21ad25b544e4b9f95631578e2ede5dae67ee77f1a87f562f8c45b926b79a5244d808fa6d4a32050ac709be4bb9b0fbac69ffe582c6b1497b9d8d5f6ffa5f3bf6ee66e51e8a822db9fc5e641bf6043b2cdc082827859c90c3d2e140e656cc160d0ab173e610b47486f7d65246325b973600a63c4424aa0686dbdd1342af781508637cdb11edb9ec06c9b2170f3b51715e9e2f40ff291943ac4f1db1a60504851b6e0b39455f34c12fed25f132f79893dccadfad003dd2d8ff245220166a16e94588c5256755f60037d1d5b87193c445c92d71fdb3101e66c7314b58720c76eaa9c19dcc97ecfc0409267b3628e9c13781a0a516a9ff2b6cb8307336edd0989bdb41f192477de3045be94ba4a3dfbd0e711fb9560e5f1fd8aee543ccc6d02a0bbd18dcca475d9083a14b1f0cc8d0ca68813dacb3b583cd5eaa7604dfa3b161a1f896317519e97ec750fa0710bbb7b165724ed1e9e081d8a511d25510ab191eb335a77b275d6b8772b816270b5de6225eef9978704e17518fd1dad8e3d150039527bb8695f50cd2976d37f0b51854cf6eba9e4ae911489569f0b17bf5f3f130ef636af55290741809619c931e1417b98e8eae9a37af5dad5c2423e136c4fad34d7057f88c91493cba5739b455197ec59efa772a4093360e55ca8864906488f3798e58371089889feeb15daa0e37cd2d7f58eae6016aad910d9d0016538891a6ba6755648654eeb81f741c34560bde73e80834eb45a1ef05ddb1baf0bb1100adc4ecc0951e7042bad5e7370e05e41244d156887a653ad6ef957af229962814637267fdd4098ec60ec0fdc110e06ab155a2c33d600d63d343acc8a6870ef684393f872074872ec43ad2fb422ae43e8976cc1a231f6dd0dcc2b7fefed04ec3f7396737f893e5ba801c5c56db99249d814bb0ff26a0085ba7554e35fa9760b0778fc55d2083697394764f654e1597ecf72d5dcc6b921dd82c04dbdb43dc7974e02ec6993f22804763d13453fa7628682091094d17943cb13b4fc296344df7049294cd0176523c2d4d23141e7c9f73ccb6f95217be99373aa3cb4c3ece0f50133c5349ed64242c609e6fc1fbc3f1494b21248385470365c327c7b843c63c4ac022c7b971cd59529b97ef3caf8773624fd54577f25ebe492f8ea88106338f81115afdee93f354125237dbf8bcf528527fea4be4120d147e09ba32c6f070f8fdb1024c30e3b4d0a78a46d79e95134b2bedb493ab5f407782e64d9de9b73f0ff1b4699433e4f7ee66ca615f63031d0a981e8d60bba5e3ac496988dec7d25abb3cd5ff224347309bb9f1da6ea6493d0a521761dd02142e0a63ea4c398721bb5fc0b00aaa62044793f0895f9fbdf2034f3960973e1d6011b0719899f2a30e2cde47786cb5b9c4d3ac894884d3bdfa86ea664bd4004e6b4c5f6484c3b613c59a719264fda65dbc0d102aab52ac2de8d1ec2467cdcae1f8889bd3890efb94e5dcf9b6431e6e95db7dd394ae00e21ef2f71c56c986c1c2309b0ded89a9ecbac41318d7ea424ed4cf296f48d1ce7c5adfb042c74e3fda56d87af5bebfe44479f9d248b1e326a5b33a7693696cc2d9a7e224c604db25eb5565cefa71968f24895986ce5c2b9b78806cf45fe7c4a1228520c644f404f93beabc5f5c283db9f6da552cb433ad8100c7b97aed3b0f7748dc89e33b25ed2aa1e681a73dff8d3586364cd14b01d751a1652388b53928241e35ca4c9f9e4927d7c58624b563cc4b179dbbc25112319aff7615f4f76bf2b5f6497ea7507bc9c41cb4df65dc08309ed209b792e69adedb995e6fefb5d3f8fb131c62db315e8a915a72c84e2ae856b02e8871c54b6104959464201b09e3365b424f8f5b0462d7d528bcac6fba84d0fec3785340ee20e85d53c23883d73b3aacbe0a376486e48de49466926961a9eb9d1bbb28ef015503a189c8bafca6565d2fa53f3ceb1c94d308aa2afa3edc5690347a1d6e1f6f8726a3de5c22bf20950886ccd310cce81e3270136ade2a3d8f766c2329b9b047564f01e7cede1071af6019b2b2cf7e7f341df86612d4cdf8f6f5423e394c81e0ec283a5b849b514ec84664d41b4998fc39b56afd00a69b0a9c87c50ed574da3d5408de5bbcbc758b7fc42cae1abbc65b709f9155a45ac23d60f3d17cc8a43ae3257aec0863e57b1ecee29f451b46c2e4fefcbbddae8c7a52a01f328234d8c19be16834f45fba5c3fb348f66d208cc0ffacf943b3f475d18ca17d29fe517b6da37dce8c8eed9059f90209a4bbbdff3ea63af4e9acbf0f98e75cfff1c083a4a9f7ebe233415173a2930cfc98ca038d15136923cd83815056cf306458c38a1c36a160b3419d85a7ced38a5773526d148a75380de7650ff830ada93ef44091e728a3d3618144e3944e730e5ef3c702d9fb7796952957bf48d4cf3193a492ab85182f625bc3aca189673765b8cfe9205d1385bc12138fc05395c2e5576aed2da118f427d52eea69f40583cf3ea94b2e9cb9ce414d43c9171b199dc939bb0703476ff908f19f580f1e47fd4dd83bad06acdf5fd14f1cd2890a237bac0369d592ec91c4bc509d21013642b37bc53e674d817860e5083ffa7b846fbf0bfe5f9328e3ded23046f8b9c9e96d3c7e5773727df9cbe96c41ea416e526c622aa1dbad7350e6d884158e471caec56bdf57120e235fd607817c3ca60aa09e8beabd2b203cc8d97718feb732a49d5a3a068ba7a752e621987935dbfe4af56253a4891aeba6ad03ab5e9661aa9d92d06ce856fdff77f56d0d31b7f6e7d74cf5f85fab79aeeff2db517a381ff212bcef2a2d6139e4ce96a1ad026b05eda7df65bec89933ec583fcd9bac5ff070b280732acb6b243efef98a362798e998c9943295f93c61d304dfe30f1d433412a8278dc8fde2eb6dd682c6a4170158b22ddd173df28f1674f9878ccc880baba16ddb59ebc110d7841f2ae9cb79264d9ec79c41df3a41d314dc28becc68c363fbb7f00fef8438ad7a4fee3e4e72c29c9d138b27ce2f50d33c16b7ddf16458494e27ea713a44c9e6f7f33634e4d540f33cd49701658b11da47e6e4fab76fb6719b6166df52d3e02a4cadfcc885705bb2aca87529fbb72f8af823c0899e6705c4c98ea4ee655c4845d7eae4533ea0484320ba36792c6bd91781a420ec59ef65f9475b7adf02f4f7767c3c0506447448bba043688b208f8624c3010438016044088b9575b2f0153beca001e2b506a994c5ff68e32d1d69c0acb525279d5d98a8ddcc2d170740f3ec0364acff567aa5479af45b7cf7bf5ca27497f2efb228ffdaadf93c94147cf5c17937d20d0d48df9b9b6bf4039d3f432cfe0426371f10a0a711b793cd1f101de48c01b095f7001aab8d7b17d08ed8283f3fb0c1bee84640121aabbb5b8874a66bfddae8f617ae41802bd3594a651d3eae9e78e485faf1357361f473164b7c2ac97927c85e45dfc0afb1ed1fd026eb503374532f8bcff8cc68157b9515b1a8522ba107f2eea9f6e05247321bfb06190637f6b927d1bdd8532e8f5fce7fa159847de73ae07a276ed52b0c03e7fa05cabf2017b245157c1e432b7b5f3e9da391ab362e77aa229db1373b435381f7c8567a2f27924d058e139c0a3e6391384f157466bf23aa9334cf158e90b419221066ec6d9bf2568750d1b2c439adb04aa724209587432e949cb59304c854d9a252dd1628aed277a0a8b9a8cf0c4dec682e69ab676afcfeb06e46a98a40db4bc562194c7eb790e193a414434fbe35a2a5998cbb14ad16338762ff4798c54789d3987b04bcdff76175c39fbaec2199aeb336272e1532bda3cd51741782112890b5f685bdfedd", 0x1000}, {&(0x7f00000002c0)="872bada324ab68dd2fc0ab23fdadc3416dd941ba69052906bce3e1f82667b8bfcfe00d4f29a06f1d8d364be2ed2fe9ef5cb59218476b64f6cfe52d6b5ec4ce1fda32972547c76d6ac74cd9aaea6cc4ae", 0x50}], 0x5, &(0x7f00000003c0)=ANY=[@ANYBLOB="18000000000000001f01000001010000b7fb05d2000000008800000000000000ff00000004000000a1432e5bdf2af8990b65bbef8ce8644497ec24350ed5eb2ff925055e62ead7f85ccbc41a6d657d163c6a36ab455988476695fcf99c905dc98c93681803c9afb52ca6514e6ecf743119859829571c90249c0e06ee86566df2530556064fe26490370d495cde4319b19a64f52f2fab9e06e5b062daf5920100"], 0xa0, 0x20004000}, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r1, &(0x7f0000002040)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000002000)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r1, &(0x7f0000001280)=@listen={0x7, 0x8, 0xfa00, {r2, 0x7fffffff}}, 0x10) 2018/06/05 10:40:02 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x6, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:02 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x0, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3320.082544] IPVS: stopping backup sync thread 17822 ... 2018/06/05 10:40:02 executing program 3: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000294f74)="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", 0xfc) [ 3320.144725] IPVS: stopping backup sync thread 17827 ... [ 3320.185069] ================================================================== [ 3320.192952] BUG: KASAN: slab-out-of-bounds in __list_add_valid+0x8f/0xb0 [ 3320.199823] Read of size 8 at addr ffff8801ce7dc2d8 by task syz-executor0/17833 [ 3320.207606] [ 3320.209257] CPU: 1 PID: 17833 Comm: syz-executor0 Not tainted 4.17.0+ #84 [ 3320.216172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3320.225513] Call Trace: [ 3320.228103] dump_stack+0x1b9/0x294 [ 3320.231731] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3320.237276] ? printk+0x9e/0xba [ 3320.240558] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 3320.245408] ? kasan_check_write+0x14/0x20 [ 3320.249646] print_address_description+0x6c/0x20b [ 3320.254501] ? __list_add_valid+0x8f/0xb0 [ 3320.258835] kasan_report.cold.7+0x242/0x2fe [ 3320.263254] __asan_report_load8_noabort+0x14/0x20 [ 3320.268185] __list_add_valid+0x8f/0xb0 [ 3320.272249] rdma_listen+0x6cd/0x980 [ 3320.275967] ? __might_sleep+0x95/0x190 [ 3320.280113] ? rdma_resolve_addr+0x2970/0x2970 [ 3320.284799] ucma_listen+0x19c/0x250 [ 3320.288513] ? ucma_notify+0x200/0x200 [ 3320.292600] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 3320.298159] ? _copy_from_user+0xdf/0x150 [ 3320.302323] ? ucma_notify+0x200/0x200 [ 3320.306211] ucma_write+0x328/0x410 [ 3320.309961] ? ucma_close_id+0x60/0x60 [ 3320.313868] ? do_raw_spin_unlock+0x9e/0x2e0 [ 3320.318275] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 3320.322947] __vfs_write+0x10b/0x960 [ 3320.326679] ? __fget_light+0x2ef/0x430 [ 3320.330648] ? ucma_close_id+0x60/0x60 [ 3320.334720] ? kernel_read+0x120/0x120 [ 3320.338616] ? debug_check_no_obj_freed+0x2ff/0x584 [ 3320.343637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3320.349165] ? fsnotify+0x415/0xfc0 [ 3320.352880] ? fsnotify+0xfc0/0xfc0 [ 3320.356504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3320.362129] ? security_file_permission+0x1c6/0x240 [ 3320.367238] ? rw_verify_area+0x118/0x360 [ 3320.371397] vfs_write+0x1f8/0x560 [ 3320.374933] ksys_write+0xf9/0x250 [ 3320.378816] ? __ia32_sys_read+0xb0/0xb0 [ 3320.383060] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 3320.387915] ? ksys_ioctl+0x81/0xd0 [ 3320.392175] __x64_sys_write+0x73/0xb0 [ 3320.396059] do_syscall_64+0x1b1/0x800 [ 3320.399947] ? finish_task_switch+0x1ca/0x840 [ 3320.404449] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3320.409742] ? syscall_return_slowpath+0x30f/0x5c0 [ 3320.414681] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3320.420058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3320.424924] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3320.430368] RIP: 0033:0x455a09 [ 3320.433554] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 3320.452894] RSP: 002b:00007fb2d5686c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3320.460614] RAX: ffffffffffffffda RBX: 00007fb2d56876d4 RCX: 0000000000455a09 [ 3320.467881] RDX: 0000000000000010 RSI: 0000000020001280 RDI: 0000000000000013 [ 3320.475228] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 3320.482495] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 3320.489762] R13: 00000000000007b5 R14: 0000000000700998 R15: 0000000000000000 [ 3320.497041] [ 3320.498658] Allocated by task 4865: [ 3320.502290] save_stack+0x43/0xd0 [ 3320.505823] kasan_kmalloc+0xc4/0xe0 [ 3320.509526] kasan_slab_alloc+0x12/0x20 [ 3320.513491] kmem_cache_alloc+0x12e/0x760 [ 3320.517640] getname_flags+0xd0/0x5a0 [ 3320.521431] user_path_at_empty+0x2d/0x50 [ 3320.525760] do_utimes+0x1c8/0x360 [ 3320.529386] __x64_sys_utimensat+0x1a2/0x270 [ 3320.533816] do_syscall_64+0x1b1/0x800 [ 3320.537698] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3320.542975] [ 3320.544588] Freed by task 4865: [ 3320.547871] save_stack+0x43/0xd0 [ 3320.551317] __kasan_slab_free+0x11a/0x170 [ 3320.555556] kasan_slab_free+0xe/0x10 [ 3320.559448] kmem_cache_free+0x86/0x2d0 [ 3320.563434] putname+0xf2/0x130 [ 3320.566709] filename_lookup+0x38b/0x4f0 [ 3320.570767] user_path_at_empty+0x40/0x50 [ 3320.574910] do_utimes+0x1c8/0x360 [ 3320.578444] __x64_sys_utimensat+0x1a2/0x270 [ 3320.582859] do_syscall_64+0x1b1/0x800 [ 3320.586748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3320.592020] [ 3320.593647] The buggy address belongs to the object at ffff8801ce7dce00 [ 3320.593647] which belongs to the cache names_cache of size 4096 [ 3320.606473] The buggy address is located 2856 bytes to the left of [ 3320.606473] 4096-byte region [ffff8801ce7dce00, ffff8801ce7dde00) [ 3320.619051] The buggy address belongs to the page: [ 3320.623977] page:ffffea000739f700 count:1 mapcount:0 mapping:ffff8801ce7dce00 index:0x0 compound_mapcount: 0 [ 3320.633949] flags: 0x2fffc0000008100(slab|head) [ 3320.638616] raw: 02fffc0000008100 ffff8801ce7dce00 0000000000000000 0000000100000001 [ 3320.646582] raw: ffffea00075dc920 ffffea0005f6ab20 ffff8801da988dc0 0000000000000000 [ 3320.654447] page dumped because: kasan: bad access detected [ 3320.660145] [ 3320.661756] Memory state around the buggy address: [ 3320.666690] ffff8801ce7dc180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3320.674044] ffff8801ce7dc200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3320.681396] >ffff8801ce7dc280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3320.688745] ^ [ 3320.694971] ffff8801ce7dc300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3320.702682] ffff8801ce7dc380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3320.710038] ================================================================== [ 3320.717387] Disabling lock debugging due to kernel taint [ 3320.723105] Kernel panic - not syncing: panic_on_warn set ... [ 3320.723105] 2018/06/05 10:40:03 executing program 5: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) add_key$keyring(&(0x7f0000000500)='keyring\x00', &(0x7f0000000540)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) ioctl(r0, 0x8912, &(0x7f0000000240)="0047fc2f07d82c99240970") mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000100)='/dev/urandom\x00', 0x101000, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000400)={0x1, 'syzkaller1\x00', 0x4}, 0x18) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000200)={0x0, @remote}, &(0x7f0000000340)=0xc) fcntl$getownex(r0, 0x10, &(0x7f00000005c0)={0x0, 0x0}) setsockopt$inet6_int(r0, 0x29, 0x4f, &(0x7f0000000440)=0xffffffff, 0x4) geteuid() r3 = socket(0xa, 0x1, 0x0) r4 = shmget(0x0, 0x4000, 0x78000000, &(0x7f000062f000/0x4000)=nil) getsockopt$IP_VS_SO_GET_INFO(r1, 0x0, 0x481, &(0x7f0000000140), &(0x7f0000000180)=0xc) shmctl$SHM_INFO(r4, 0xe, &(0x7f0000000280)=""/153) creat(&(0x7f0000000000)='./file0\x00', 0x0) wait4(r2, &(0x7f0000000380), 0x1000000, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r3, 0x0, 0x48b, &(0x7f00000001c0)={0x2, 'veth1_to_bond\x00'}, 0x18) openat$cuse(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/cuse\x00', 0x2000, 0x0) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f0000000080)="b01d9547541db5ef3e2a5f13ae822ea6", 0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f00000000c0)={0x2, 'ip6tnl0\x00'}, 0x18) [ 3320.730574] CPU: 1 PID: 17833 Comm: syz-executor0 Tainted: G B 4.17.0+ #84 [ 3320.739081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3320.748443] Call Trace: [ 3320.751055] dump_stack+0x1b9/0x294 [ 3320.754704] ? dump_stack_print_info.cold.2+0x52/0x52 [ 3320.760016] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 3320.764807] ? assoc_array_gc+0x14f0/0x1540 [ 3320.769158] panic+0x22f/0x4de [ 3320.772651] ? add_taint.cold.5+0x16/0x16 [ 3320.777005] ? do_raw_spin_unlock+0x9e/0x2e0 [ 3320.781790] ? do_raw_spin_unlock+0x9e/0x2e0 2018/06/05 10:40:03 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0xfc00, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) [ 3320.786335] ? __list_add_valid+0x8f/0xb0 [ 3320.790518] kasan_end_report+0x47/0x4f [ 3320.795844] kasan_report.cold.7+0x76/0x2fe [ 3320.800199] __asan_report_load8_noabort+0x14/0x20 [ 3320.805246] __list_add_valid+0x8f/0xb0 [ 3320.809249] rdma_listen+0x6cd/0x980 [ 3320.812991] ? __might_sleep+0x95/0x190 [ 3320.817259] ? rdma_resolve_addr+0x2970/0x2970 [ 3320.821868] ucma_listen+0x19c/0x250 [ 3320.825611] ? ucma_notify+0x200/0x200 [ 3320.829579] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 2018/06/05 10:40:03 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0xb, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) 2018/06/05 10:40:03 executing program 2: r0 = socket(0x10, 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r1 = socket$inet6(0xa, 0x3, 0x3a) r2 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000400), &(0x7f00000004c0)=0x4) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000440)={{0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0xed6}, {0xa, 0x4e21, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}, 0x40aa, [0x6, 0x4, 0x401, 0x7fffffff, 0x10000, 0x6, 0x81, 0x6]}, 0x5c) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], &(0x7f0000000500)=0x1) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$inet_mreqn(r3, 0x0, 0x0, &(0x7f0000000080)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xff09) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000100)={@empty, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @loopback={0x0, 0x1}, 0x200, 0x81, 0x1c000000000, 0x500, 0x4, 0x1260302, r4}) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f0000000380)={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x10}, 0x8}, {0xa, 0x4e24, 0xfff, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x6, [0x4, 0x0, 0x9, 0x9, 0x0, 0x3f4b06b5, 0x1, 0x7]}, 0x5c) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000040)='nv\x00', 0x486) connect(r5, &(0x7f00000000c0)=@nl=@unspec, 0x80) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @remote={0xfe, 0x80, [], 0xbb}, 0xf8}}}, &(0x7f0000000200)=0x84) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000000280), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000240)={0x2, 0x1, 0x6, 0x40, 0x7f}, 0xc) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xc9, &(0x7f0000000180)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x0, [0x0, 0x0, 0x69c, 0x0, 0x4]}, 0x5c) [ 3320.835235] ? _copy_from_user+0xdf/0x150 [ 3320.839403] ? ucma_notify+0x200/0x200 [ 3320.843313] ucma_write+0x328/0x410 [ 3320.847250] ? ucma_close_id+0x60/0x60 [ 3320.851159] ? do_raw_spin_unlock+0x9e/0x2e0 [ 3320.855598] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 3320.860377] __vfs_write+0x10b/0x960 [ 3320.864115] ? __fget_light+0x2ef/0x430 [ 3320.868113] ? ucma_close_id+0x60/0x60 [ 3320.872029] ? kernel_read+0x120/0x120 [ 3320.876035] ? debug_check_no_obj_freed+0x2ff/0x584 [ 3320.881160] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 2018/06/05 10:40:03 executing program 6: syz_emit_ethernet(0x8e, &(0x7f00000004c0)={@link_local={0x4, 0x80, 0xc2}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x58, 0x3a, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x3f, {0x0, 0x6, "0a07ec", 0xae3, 0x29, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @ipv4={[0xf5ffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}, [], "a82f7ae1cd16d2e29ec370b17de075025dd0d40c29be46586985ea5d7b12d99989c2ad53524ba53f"}}}}}}}, &(0x7f0000000040)) [ 3320.887083] ? fsnotify+0x415/0xfc0 [ 3320.890745] ? fsnotify+0xfc0/0xfc0 [ 3320.894406] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 3320.899976] ? security_file_permission+0x1c6/0x240 [ 3320.905026] ? rw_verify_area+0x118/0x360 [ 3320.909201] vfs_write+0x1f8/0x560 [ 3320.912769] ksys_write+0xf9/0x250 [ 3320.916333] ? __ia32_sys_read+0xb0/0xb0 [ 3320.920427] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 3320.925292] ? ksys_ioctl+0x81/0xd0 [ 3320.928944] __x64_sys_write+0x73/0xb0 [ 3320.932883] do_syscall_64+0x1b1/0x800 [ 3320.936801] ? finish_task_switch+0x1ca/0x840 [ 3320.941320] ? syscall_return_slowpath+0x5c0/0x5c0 [ 3320.946276] ? syscall_return_slowpath+0x30f/0x5c0 [ 3320.951242] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 3320.956890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3320.962026] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 3320.967230] RIP: 0033:0x455a09 [ 3320.970517] Code: 1d ba fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 3320.990015] RSP: 002b:00007fb2d5686c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3320.997775] RAX: ffffffffffffffda RBX: 00007fb2d56876d4 RCX: 0000000000455a09 [ 3321.005043] RDX: 0000000000000010 RSI: 0000000020001280 RDI: 0000000000000013 [ 3321.012296] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 3321.019636] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 3321.026990] R13: 00000000000007b5 R14: 0000000000700998 R15: 0000000000000000 [ 3321.034836] Dumping ftrace buffer: [ 3321.038372] (ftrace buffer empty) [ 3321.042246] Kernel Offset: disabled [ 3321.045866] Rebooting in 86400 seconds..