0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x0) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x24a00, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:54 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xd200000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:54 executing program 1: getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x4c, &(0x7f0000000000), &(0x7f0000000040)=0x4) r0 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x8001, 0x202040) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f00000000c0)={{{@in=@multicast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@rand_addr}}, &(0x7f00000001c0)=0xe8) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000200)={@mcast1={0xff, 0x1, [], 0x1}, @remote={0xfe, 0x80, [], 0xbb}, @mcast1={0xff, 0x1, [], 0x1}, 0x8001, 0x9, 0x5, 0x500, 0x0, 0x80, r1}) 2018/04/10 13:49:54 executing program 7: io_setup(0x3fa, &(0x7f0000000440)=0x0) io_getevents(r0, 0x2, 0x800000000000323, &(0x7f00000000c0)=[{}, {}], &(0x7f0000fa5ff0)={0x0, 0xfffffffffffff000}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$pptp(0x18, 0x1, 0x2) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f00000001c0)={0x5, 0xf, 0x0, 'queue0\x00'}) io_submit(r0, 0x1, &(0x7f00000002c0)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x20f}]) 2018/04/10 13:49:54 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae8a, &(0x7f0000000040)={0x1, 0x0, [{0x0, 0x0, 0x4, 0xefd3}]}) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) sendto$inet(r0, &(0x7f0000a6efff), 0x0, 0x2001ffff, &(0x7f0000000280)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f00000000c0)=[{0x3, 0x8}, {0x8, 0x50a0}, {0x3, 0x4}, {0x8, 0x3}, {0xa, 0x4000000009443}, {0xb, 0x93b6}, {0x3, 0x6}], 0x200002a0) 2018/04/10 13:49:54 executing program 4: syz_open_dev$vcsa(&(0x7f0000000080)='/dev/vcsa#\x00', 0x7, 0x8ae8b4cd6fea726d) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mixer\x00', 0x200000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000100)={0x2, 0x0, 0x0, 0x200000000800}) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x0, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x4028700f, &(0x7f0000000040)) [ 516.746513] device bridge0 entered promiscuous mode [ 516.755282] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 516.766927] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 516.783872] device bridge0 left promiscuous mode 2018/04/10 13:49:54 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 516.845260] device bridge0 entered promiscuous mode 2018/04/10 13:49:54 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1f4, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:54 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="180000000000000001000000010000000000000000000000"], 0x9}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r2, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="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"], 0x18}, 0x0) close(r0) close(r2) [ 516.877292] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 516.902866] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 516.920545] device bridge0 entered promiscuous mode [ 516.956766] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 516.985840] device bridge0 left promiscuous mode [ 517.005817] device bridge0 left promiscuous mode 2018/04/10 13:49:55 executing program 4: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="8da4363a00000000000000000000000000000000000000000000000000000000ecf6f2a3299748aeb81e1b00920efd9a000001", 0x33, 0x10000}], 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="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"]) syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f0000000080)='./file0\x00', 0xfffffffffffffffb, 0x7, &(0x7f00000005c0)=[{&(0x7f0000000240)="75d4ac2ea8a49faf191e20c433a4d4d7f37a3c3bee3c478581154cb4085bb31cc190a1ccaf21c5c8b15acbf2881a60ac6777f81cdfab4d182b7bce9d3fe97b329bfe3445eb2886b106ebba91da93468f87c263ffd97bf108231574bddc82907deefe5b4ee045dc32cb38847028c22b00d8ebb19caa5211bd8572a388a6df35b025bfef9eb064860fa0d6b900ea36dac9dab4f77810cf9cd172295b206499f7f1cce6743011396983822450dc07c203df4a72a696ddec0b23e4dd0fd774006f70b068cf955e9b35c3c3a23440057b94ce46c402eb0d35389330d1d550f72388c98766c5a0d9ebeedde6786478c2c904775799da65", 0xf4, 0x1}, {&(0x7f0000000140)="5ceeab0cf2b5e9a01ca42bb33a3835490bb58447bdda1b3b97053d5be0c4b6525c16399bfaeaf2f2c5329aae98cd5c76c6a18277ae5785ae1d819d6e38cf92f7fc05f2a94f8fedba166ac0574c9c26eca0962cb769ba7013a029bd0078081559", 0x60, 0x9}, {&(0x7f0000000340)="52fd17697820010277eee9e752807520644a151218c95ab026525d0a902780ea99fac20762798d114f6a21b6cfd7a268bef08b0d7110a03e7ef07fcd51270abb5f7579aca6e84fc7208306e62d817c459e38a4936c79ccdb647645ad8e8a398c536244315400db0ca0678501f33e6b8149e6dcc7cd5959566c", 0x79, 0xfffffffffffff5dd}, {&(0x7f00000000c0)="a8f331b50186ab742d89a9a82307e2ddc3781f8364", 0x15, 0x1}, {&(0x7f00000003c0)="1f94cccd01b7c9634bdc8bcdb0856396024951eea1c1e7110505a3c7e26d3ece108f0ee913b1694bbe64cf15246a188e54e93983534500fa503c91a7582866e45e87fa816ede49bd4708944b2af7d1f93d9db510c5f4f4f8104a6a87d9ffe79aabdf8e1d4149cd5db09126361e328efca03bf48f3806a6bfa58318c3a2f242069c36b10517c533dd920c0af245e525f1d3e7619117a1b3b092b88c1e07609f4b0a3d66f3367735f8c2a62a3882596097b6917dc374522898f173dc9541e369beff6b43f98685d848ac9713e9e76e6fba8b127705ffef8466be617e43ef2be129ef904038848c2b", 0xe7, 0xffffffff}, {&(0x7f00000004c0)="b498ae6e7af625778f02282ae2ccd8c6819a75097b13eefde1a20689f5c30fcf22c669077364dea3d4872fba9ba52586d207b3b22084005c1cd5c9a8d708e8e9d39c575411d420e7a2deef35a4651b8da158dc50ff242c30efd837b4f61f1bf16b5cb520d4e78ee1346e9869f03ad503c4ae263ed1b4f0a72e314594763d5d47a474c61a25227fa5ae2267e3834d57ce88e6932db9c2d2b43f8c02f9de65256af15e22e5ce87b4336cac240307f8388f7480c1a178fcd7f8004db9a42db5331709057b50071cf478ae00d8002922aa23a911098f952dec72299a6861c67c9363", 0xe0, 0x6}, {&(0x7f00000001c0)="9f4e33f9d3ea71f47795efa4", 0xc, 0x4}], 0x202830, &(0x7f0000000680)={'nouuid,', {[{@barrier='barrier', 0x2c}]}}) r0 = geteuid() lstat(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) chown(&(0x7f0000000740)='./file0\x00', r0, r1) listxattr(&(0x7f00000006c0)='./file0/file0\x00', &(0x7f0000000700)=""/35, 0x23) 2018/04/10 13:49:55 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x40020000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:55 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'sha3-512-generic\x00'}, 0x58) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000200)={'gre0\x00', {0x2, 0x4e22, @broadcast=0xffffffff}}) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001f3a), 0x0) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f0000000300)="c39168236913e83ba2ffe34d6baff96c6d6ceea15232e9f56e7e6dab639ab6acac2377e881e2e28b443f69e7846e8ed7a407b418b003488bdbdfbd148056bcd8f1c4a2ca0f9ec29a6e6476e3a4a5c94fbb65f0a67b4c4cfbf5992498ad5984d6421e66bdd1d3b4ac1136171c92d33a67d75efab3c589ed644fc956200b3513ef", 0xffffffffffffff86}], 0x10000000000002be, 0x0, 0xc9, 0x4}, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000380)="b1d02e68d960b41f9ebb45b5f0ea9a2e2abc55856d5edee96c71d5a03a5d46da32a4073af36572ae", 0x28) r2 = accept4(r1, &(0x7f0000000080)=@ethernet, &(0x7f0000000100)=0x80, 0x80000) getpeername$llc(r2, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000180)=0x10) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000040), &(0x7f00000001c0)=0x30) recvmsg(r1, &(0x7f0000000640)={&(0x7f0000000500)=@generic, 0x80, &(0x7f0000000000)=[{&(0x7f0000000580)=""/127, 0x7f}], 0x1, &(0x7f0000000600)=""/12, 0xc}, 0x0) 2018/04/10 13:49:55 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf4010000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:55 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:55 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000240)="c4e17f12d1650f21da66baf80cb896b17e83ef66bafc0cb000ee66baf80cb80e91cb83ef66bafc0c66edc744240008000000c74424029300c0fec7442406000000000f011c240f019bd3517322650f2218c4c17d70ca03c4e2f9344583670f21a9", 0x61}], 0x1, 0x0, &(0x7f0000000300), 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000100)=ANY=[@ANYBLOB="6d000000fbe000002100004083d78e1c85"]) r3 = socket$inet_udp(0x2, 0x2, 0x0) fcntl$setpipe(r3, 0x407, 0x8) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/10 13:49:55 executing program 7: io_setup(0x3fa, &(0x7f0000000440)=0x0) io_getevents(r0, 0x2, 0x800000000000323, &(0x7f00000000c0)=[{}, {}], &(0x7f0000fa5ff0)={0x0, 0xfffffffffffff000}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$pptp(0x18, 0x1, 0x2) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f00000001c0)={0x5, 0xf, 0x0, 'queue0\x00'}) io_submit(r0, 0x1, &(0x7f00000002c0)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x20f}]) 2018/04/10 13:49:55 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 517.723735] device bridge0 entered promiscuous mode [ 517.737508] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 517.756121] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:49:55 executing program 4: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000600)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000005c0)={0xffffffff}, 0x106}}, 0x20) socketpair$inet(0x2, 0xb, 0xfee5, &(0x7f0000000e00)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000e40)={'filter\x00', 0x4}, 0x68) write$rdma_cm(r0, &(0x7f0000000640)=@query={0x13, 0x10, 0x7, {&(0x7f0000000380), r1}}, 0x18) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000000)=0x1, 0x4) 2018/04/10 13:49:55 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f00000011c0)={0x1, r0, 0x1}) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r1, 0xc0105303, &(0x7f0000001200)={0x100, 0x100000001, 0x401000}) r2 = syz_open_pts(r0, 0x1) ioctl$TCXONC(r2, 0x540a, 0x7fffffff) write(r2, &(0x7f0000fd6000)='z', 0x1) ioctl$TCFLSH(r0, 0x540b, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000001180)=0x100000000) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x40200, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r3, 0x0, 0x83, &(0x7f00000010c0)={'broute\x00', 0x0, 0x4, 0x1000, [], 0x3, &(0x7f0000000080)=[{}, {}, {}], &(0x7f00000000c0)=""/4096}, &(0x7f0000001140)=0x78) [ 517.794420] device bridge0 left promiscuous mode 2018/04/10 13:49:55 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 517.847157] device bridge0 entered promiscuous mode 2018/04/10 13:49:55 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x700, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 517.867291] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 517.913100] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 517.927935] device bridge0 entered promiscuous mode [ 517.944548] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:49:55 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x281400, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:55 executing program 4: lstat(&(0x7f0000000140)='./file0\x00', &(0x7f00000000c0)) r0 = socket$inet(0x2, 0x2, 0x2000000088) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100)}, &(0x7f0000000200)=0x10) recvmsg(r0, &(0x7f0000001200)={&(0x7f0000000000)=@nfc_llcp, 0x80, &(0x7f00000001c0), 0x34d, &(0x7f00000011c0)}, 0x0) bind(r0, &(0x7f0000e79ff0)=@in={0x2, 0x4e20}, 0x10) sendto$inet(r0, &(0x7f0000000280)="a77d90cecea9a1580dd9330747fcc704d7ac140afceaa150f5a3636a36439517bf6f952fe0abfd18822d2c783fbd863827c897e456003cb6bc53889946ba68629bec186af3", 0x45, 0x0, &(0x7f0000e81ff0)={0x2, 0x4e20}, 0x10) 2018/04/10 13:49:55 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000001000)={&(0x7f0000000380)={0x10}, 0xc, &(0x7f0000001ff0)={&(0x7f0000000200)=ANY=[@ANYBLOB="5c0000001400496800000000fcdbdf25ffffffff000000000000000000000000ac14140000000000000000000000000000000000000000040000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000000f9ffff0b00d934597462c2dd940000"], 0x5c}, 0x1}, 0x0) [ 517.967804] device bridge0 left promiscuous mode [ 517.980558] device bridge0 left promiscuous mode 2018/04/10 13:49:56 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:56 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x40030000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:56 executing program 2: r0 = gettid() ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000001080)={0x0, 0x0, 0xffffffffffffff9c}) r1 = syz_open_procfs(r0, &(0x7f00000010c0)='net/route\x00') exit(0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_VRING_ENDIAN(r1, 0x4008af13, &(0x7f0000000040)={0x1, 0x7fff}) ioperm(0x567, 0x20, 0xff) getsockopt$inet6_mreq(r1, 0x29, 0x1f, &(0x7f0000004c80)={@loopback, 0x0}, &(0x7f0000004cc0)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000004d00)={'vcan0\x00', r2}) openat(r1, &(0x7f0000001100)='./file0\x00', 0x140, 0x40) getdents64(r1, &(0x7f0000000080)=""/4096, 0x1000) [ 518.068989] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 518.081728] device bridge0 entered promiscuous mode [ 518.089296] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 518.098499] device bridge0 left promiscuous mode 2018/04/10 13:49:56 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:49:56 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf1030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 518.201570] device bridge0 entered promiscuous mode [ 518.207966] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 518.216404] device bridge0 left promiscuous mode 2018/04/10 13:49:56 executing program 0 (fault-call:8 fault-nth:0): syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 518.322396] device bridge0 entered promiscuous mode [ 518.338682] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 518.370301] device bridge0 left promiscuous mode [ 518.375239] FAULT_INJECTION: forcing a failure. [ 518.375239] name failslab, interval 1, probability 0, space 0, times 0 [ 518.386503] CPU: 1 PID: 4578 Comm: syz-executor0 Not tainted 4.16.0+ #17 [ 518.393349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 518.402703] Call Trace: [ 518.405304] dump_stack+0x1b9/0x294 [ 518.408949] ? dump_stack_print_info.cold.2+0x52/0x52 [ 518.414149] ? debug_check_no_locks_freed+0x310/0x310 [ 518.419338] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 518.424869] should_fail.cold.4+0xa/0x1a [ 518.428937] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 518.434042] ? find_held_lock+0x36/0x1c0 [ 518.438104] ? perf_trace_lock+0xd6/0x900 [ 518.442254] ? zap_class+0x720/0x720 [ 518.445962] ? rcu_is_watching+0x85/0x140 [ 518.450106] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 518.455292] ? graph_lock+0x170/0x170 [ 518.459096] ? find_held_lock+0x36/0x1c0 [ 518.463145] __should_failslab+0x124/0x180 [ 518.467364] should_failslab+0x9/0x14 [ 518.471156] kmem_cache_alloc_node+0x56/0x780 [ 518.475657] __alloc_skb+0x111/0x780 [ 518.479381] ? skb_scrub_packet+0x580/0x580 [ 518.483689] ? if_nlmsg_size+0x5d1/0xba0 [ 518.487745] ? rtnl_xdp_fill+0x8d0/0x8d0 [ 518.491821] ? kasan_check_read+0x11/0x20 [ 518.495969] ? __local_bh_enable_ip+0x161/0x230 [ 518.500630] rtmsg_ifinfo_build_skb+0x73/0x190 [ 518.505221] rtmsg_ifinfo_event.part.30+0x45/0xe0 [ 518.510073] rtmsg_ifinfo+0x8c/0xa0 [ 518.513693] __dev_notify_flags+0x2d5/0x460 [ 518.518000] ? dev_change_name+0xba0/0xba0 [ 518.522237] ? dev_set_allmulti+0x30/0x30 [ 518.526375] ? lock_downgrade+0x8e0/0x8e0 [ 518.530517] ? cap_capable+0x1f9/0x260 [ 518.534410] ? __lock_is_held+0xb5/0x140 [ 518.538469] dev_change_flags+0xfd/0x150 [ 518.542532] devinet_ioctl+0xe65/0x1d50 [ 518.546501] ? inet_ifa_byprefix+0x250/0x250 [ 518.550900] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 518.556425] inet_ioctl+0x18b/0x360 [ 518.560052] ? inet_getname+0x3a0/0x3a0 [ 518.564031] ? zap_class+0x720/0x720 [ 518.567751] ? perf_trace_lock+0x900/0x900 [ 518.571982] ? perf_trace_lock+0xd6/0x900 [ 518.576132] ? _parse_integer+0x190/0x190 [ 518.580272] ? graph_lock+0x170/0x170 [ 518.584068] ? zap_class+0x720/0x720 [ 518.587778] packet_ioctl+0x22e/0x350 [ 518.591571] ? prb_retire_rx_blk_timer_expired+0x630/0x630 [ 518.597197] ? find_held_lock+0x36/0x1c0 [ 518.601254] sock_do_ioctl+0xe4/0x3e0 [ 518.605052] ? compat_ifr_data_ioctl+0x170/0x170 [ 518.609788] ? lock_downgrade+0x8e0/0x8e0 [ 518.613927] ? rcu_is_watching+0x85/0x140 [ 518.618072] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 518.623258] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 518.628433] sock_ioctl+0x30d/0x680 [ 518.632051] ? dlci_ioctl_set+0x40/0x40 [ 518.636015] ? expand_files.part.8+0x9a0/0x9a0 [ 518.640591] ? kasan_check_write+0x14/0x20 [ 518.644806] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 518.649730] ? wait_for_completion+0x870/0x870 [ 518.654319] ? dlci_ioctl_set+0x40/0x40 [ 518.658284] do_vfs_ioctl+0x1cf/0x1650 [ 518.662160] ? ioctl_preallocate+0x2e0/0x2e0 [ 518.666552] ? fget_raw+0x20/0x20 [ 518.669989] ? __sb_end_write+0xac/0xe0 [ 518.673972] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 518.679494] ? fput+0x130/0x1a0 [ 518.682758] ? ksys_write+0x1a6/0x250 [ 518.686543] ? security_file_ioctl+0x94/0xc0 [ 518.690936] ksys_ioctl+0xa9/0xd0 [ 518.694385] SyS_ioctl+0x24/0x30 [ 518.697751] ? ksys_ioctl+0xd0/0xd0 [ 518.701372] do_syscall_64+0x29e/0x9d0 [ 518.705244] ? vmalloc_sync_all+0x30/0x30 [ 518.709376] ? _raw_spin_unlock_irq+0x27/0x70 [ 518.713851] ? finish_task_switch+0x1ca/0x820 [ 518.718330] ? syscall_return_slowpath+0x5c0/0x5c0 [ 518.723250] ? syscall_return_slowpath+0x30f/0x5c0 [ 518.728178] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 518.733527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 518.738355] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 518.743532] RIP: 0033:0x455259 [ 518.746714] RSP: 002b:00007fc32cd9fc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 518.754422] RAX: ffffffffffffffda RBX: 00007fc32cda06d4 RCX: 0000000000455259 [ 518.761682] RDX: 0000000020000140 RSI: 0000000000008914 RDI: 0000000000000015 [ 518.768939] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 518.776194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 518.783452] R13: 000000000000039b R14: 00000000006f8728 R15: 0000000000000000 2018/04/10 13:49:57 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xe000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:57 executing program 1: add_key(&(0x7f0000000200)='user\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000280)="ddc63e0c0f07bb124ee81a1747352802fa28231dca0e2cfd46811b8d8f2b963b74da4adebeb2d164e11222a17f55b15a644281bf71845eab56d1dbc71f57cd3d926c0139c9e300dcdb754b7400395562e4e7a302e3e03b7a6228c8fe5880e40da1f0080e41b077566c6ab7b300f99cc20ba74b52997555d406946ba2d017efbc4b2094e833837d02cd0721f6763b3b145a5b1dd19523b313d33a18", 0x9b, 0xfffffffffffffffb) request_key(&(0x7f0000000340)='ceph\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000003c0)='keyring\x00', 0xfffffffffffffffb) r0 = request_key(&(0x7f0000000400)='rxrpc\x00', &(0x7f0000000440)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000480)='/dev/dsp#\x00', 0xfffffffffffffffd) r1 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, r0) keyctl$setperm(0x5, r1, 0x0) keyctl$get_security(0x11, r1, &(0x7f00000000c0)=""/178, 0xb2) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x20, 0x400) setsockopt$inet6_MRT6_DEL_MFC(r2, 0x29, 0xcd, &(0x7f0000000180)={{0xa, 0x4e20, 0x2, @local={0xfe, 0x80, [], 0xaa}, 0x7f}, {0xa, 0x4e21, 0xfffffffffffffff7, @empty, 0x9}, 0x5750, [0x59, 0x8, 0x9, 0x8, 0x9, 0x7, 0x9463, 0x8000]}, 0x5c) 2018/04/10 13:49:57 executing program 4: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000000200)="4c0000001000ff20fffefd956fc283b724a600800200000000000000000000002c00160020000280b598bc593ab68211e5ff2fde33a49868c62f2ca654a6613b6eabf35d4c1cbc832b0790ed", 0x4c}], 0x1}, 0x0) socket$inet(0x2, 0x5, 0x80000000) r1 = dup(r0) ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0x284) close(r0) 2018/04/10 13:49:57 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x7, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:57 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:57 executing program 0 (fault-call:8 fault-nth:1): syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:49:57 executing program 2: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6}]}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @thr={&(0x7f0000000040), &(0x7f0000000140)}}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000380)=""/204, 0xcc}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x31, 0xffffffffffffffff, 0x0) tkill(r1, 0x8) 2018/04/10 13:49:57 executing program 7: getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f000043e000)={0x0, 0x1c, &(0x7f0000519fa8)=[@in6={0xa, 0x4e20, 0x0, @empty, 0x20}]}, &(0x7f0000f91ffc)=0x3d7) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000519fa8)=@framed={{0x18}, [@ldst={0x2, 0x0, 0xb, 0x0, 0xfffffffffffffffd}], {0x95}}, &(0x7f0000c43000)='syzkaller\x00', 0xfffffffffffffffa, 0x1000, &(0x7f0000d35000)=""/4096}, 0x48) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x200080, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000040)={r0, 0x49, 0x4, [0x9, 0x5, 0x2, 0x1]}, &(0x7f0000000080)=0x10) [ 519.242820] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 519.260984] device bridge0 entered promiscuous mode [ 519.279800] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:49:57 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000010, &(0x7f0000d06000)=0x1, 0x4) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/vcs\x00', 0x800, 0x0) r2 = openat(0xffffffffffffffff, &(0x7f0000000680)='./file0\x00', 0x8000, 0x81) renameat(r1, &(0x7f0000000640)='./file0\x00', r2, &(0x7f00000006c0)='./file0\x00') r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x800, 0x0) connect$pptp(r3, &(0x7f0000000080)={0x18, 0x2, {0x2, @broadcast=0xffffffff}}, 0x1e) ioctl$KVM_DEASSIGN_PCI_DEVICE(r3, 0x4040ae72, &(0x7f00000001c0)={0x1, 0x8, 0xffffffff7fffffff, 0x1, 0x20d}) sendto$inet(r0, &(0x7f00000005c0), 0x0, 0x20000084, &(0x7f0000000600)={0x2, 0x0, @loopback=0x7f000001}, 0xffffffc3) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000240)={0x0, 0x10, &(0x7f0000000200)=[@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}]}, &(0x7f0000000280)=0x10) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f00000002c0)={r4, 0x967}, &(0x7f0000000300)=0x8) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x4) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000340)={r4, @in6={{0xa, 0x4e22, 0x27c41fac, @local={0xfe, 0x80, [], 0xaa}, 0x10000}}, 0xccc0, 0x6}, &(0x7f0000000400)=0x90) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x0, 0x7fff}, 0x14) preadv(r0, &(0x7f0000000580)=[{&(0x7f0000000440)=""/80, 0x50}, {&(0x7f00000004c0)=""/134, 0x86}], 0x2, 0xd) sendto$inet(r0, &(0x7f0000000180)="82", 0x1, 0x0, &(0x7f0000000140)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) set_mempolicy(0x122250c27c6c818e, &(0x7f0000000000)=0x8001, 0x100) ioctl$TCSETAF(r3, 0x5408, &(0x7f00000000c0)={0x689c, 0x2, 0x0, 0x3, 0x5, 0x566, 0x3, 0x40, 0x5, 0x12c3}) socket(0x0, 0x1, 0x5) 2018/04/10 13:49:57 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'hash\x00', 0x0, 0x0, 'cmac(des3_ede)\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000000)=0xffffff24, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000000c0)="ad56b6c5820faeb995298992ea54c7beef915d56534c90c2", 0xffffffffffffff95) sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x14, 0x0, 0x0, 0x0, 0x0, {0x1}}, 0x14}, 0x1}, 0x0) [ 519.312455] device bridge0 left promiscuous mode [ 519.317440] FAULT_INJECTION: forcing a failure. [ 519.317440] name failslab, interval 1, probability 0, space 0, times 0 [ 519.328714] CPU: 0 PID: 4610 Comm: syz-executor0 Not tainted 4.16.0+ #17 [ 519.335565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 519.344931] Call Trace: [ 519.347546] dump_stack+0x1b9/0x294 [ 519.351202] ? dump_stack_print_info.cold.2+0x52/0x52 [ 519.356413] ? is_bpf_text_address+0xd7/0x170 [ 519.360945] ? kernel_text_address+0x79/0xf0 [ 519.360966] ? __unwind_start+0x166/0x330 [ 519.360995] should_fail.cold.4+0xa/0x1a [ 519.361012] ? __save_stack_trace+0x7e/0xd0 [ 519.361039] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 519.361070] ? save_stack+0xa9/0xd0 [ 519.361090] ? save_stack+0x43/0xd0 [ 519.361105] ? kasan_kmalloc+0xc4/0xe0 [ 519.361122] ? kasan_slab_alloc+0x12/0x20 [ 519.361138] ? kmem_cache_alloc_node+0x144/0x780 [ 519.361155] ? __alloc_skb+0x111/0x780 [ 519.361172] ? rtmsg_ifinfo_build_skb+0x73/0x190 [ 519.361189] ? rtmsg_ifinfo_event.part.30+0x45/0xe0 [ 519.361205] ? rtmsg_ifinfo+0x8c/0xa0 [ 519.361220] ? __dev_notify_flags+0x2d5/0x460 [ 519.361236] ? dev_change_flags+0xfd/0x150 [ 519.361253] ? devinet_ioctl+0xe65/0x1d50 [ 519.361268] ? inet_ioctl+0x18b/0x360 [ 519.361284] ? packet_ioctl+0x22e/0x350 [ 519.441138] ? sock_do_ioctl+0xe4/0x3e0 [ 519.445101] ? sock_ioctl+0x30d/0x680 [ 519.448889] ? do_vfs_ioctl+0x1cf/0x1650 [ 519.452935] ? ksys_ioctl+0xa9/0xd0 [ 519.456548] ? SyS_ioctl+0x24/0x30 [ 519.460078] ? do_syscall_64+0x29e/0x9d0 [ 519.464132] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 519.469494] ? print_usage_bug+0xc0/0xc0 [ 519.473547] ? graph_lock+0x170/0x170 [ 519.477334] ? graph_lock+0x170/0x170 [ 519.481142] __should_failslab+0x124/0x180 [ 519.485368] should_failslab+0x9/0x14 [ 519.489158] kmem_cache_alloc_node_trace+0x5a/0x770 [ 519.494180] __kmalloc_node_track_caller+0x33/0x70 [ 519.499102] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 519.503851] __alloc_skb+0x14d/0x780 [ 519.507560] ? skb_scrub_packet+0x580/0x580 [ 519.511877] ? if_nlmsg_size+0x5d1/0xba0 [ 519.515933] ? rtnl_xdp_fill+0x8d0/0x8d0 [ 519.519993] ? kasan_check_read+0x11/0x20 [ 519.524141] ? __local_bh_enable_ip+0x161/0x230 [ 519.528806] rtmsg_ifinfo_build_skb+0x73/0x190 [ 519.533384] rtmsg_ifinfo_event.part.30+0x45/0xe0 [ 519.538225] rtmsg_ifinfo+0x8c/0xa0 [ 519.541846] __dev_notify_flags+0x2d5/0x460 [ 519.546158] ? dev_change_name+0xba0/0xba0 [ 519.550380] ? dev_set_allmulti+0x30/0x30 [ 519.554515] ? lock_downgrade+0x8e0/0x8e0 [ 519.558658] ? cap_capable+0x1f9/0x260 [ 519.562549] ? __lock_is_held+0xb5/0x140 [ 519.566618] dev_change_flags+0xfd/0x150 [ 519.570678] devinet_ioctl+0xe65/0x1d50 [ 519.574655] ? inet_ifa_byprefix+0x250/0x250 [ 519.579057] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 519.584591] inet_ioctl+0x18b/0x360 [ 519.588209] ? inet_getname+0x3a0/0x3a0 [ 519.592171] ? perf_trace_lock_acquire+0x4f1/0x980 [ 519.597096] ? zap_class+0x720/0x720 [ 519.600801] ? perf_trace_lock+0x900/0x900 [ 519.605029] ? perf_trace_lock+0xd6/0x900 [ 519.609169] ? _parse_integer+0x190/0x190 [ 519.613308] ? graph_lock+0x170/0x170 [ 519.617096] ? zap_class+0x720/0x720 [ 519.620806] packet_ioctl+0x22e/0x350 [ 519.624594] ? prb_retire_rx_blk_timer_expired+0x630/0x630 [ 519.630211] ? find_held_lock+0x36/0x1c0 [ 519.634267] sock_do_ioctl+0xe4/0x3e0 [ 519.638061] ? compat_ifr_data_ioctl+0x170/0x170 [ 519.642807] ? lock_downgrade+0x8e0/0x8e0 [ 519.646957] ? rcu_is_watching+0x85/0x140 [ 519.651095] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 519.656285] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 519.661471] sock_ioctl+0x30d/0x680 [ 519.665087] ? dlci_ioctl_set+0x40/0x40 [ 519.669056] ? expand_files.part.8+0x9a0/0x9a0 [ 519.673628] ? kasan_check_write+0x14/0x20 [ 519.677855] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 519.682779] ? wait_for_completion+0x870/0x870 [ 519.687352] ? dlci_ioctl_set+0x40/0x40 [ 519.691315] do_vfs_ioctl+0x1cf/0x1650 [ 519.695199] ? ioctl_preallocate+0x2e0/0x2e0 [ 519.699771] ? fget_raw+0x20/0x20 [ 519.703217] ? __sb_end_write+0xac/0xe0 [ 519.707186] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 519.712708] ? fput+0x130/0x1a0 [ 519.715979] ? ksys_write+0x1a6/0x250 [ 519.719775] ? security_file_ioctl+0x94/0xc0 [ 519.724178] ksys_ioctl+0xa9/0xd0 [ 519.727624] SyS_ioctl+0x24/0x30 [ 519.730979] ? ksys_ioctl+0xd0/0xd0 [ 519.734603] do_syscall_64+0x29e/0x9d0 [ 519.738481] ? vmalloc_sync_all+0x30/0x30 [ 519.742617] ? _raw_spin_unlock_irq+0x27/0x70 [ 519.747105] ? finish_task_switch+0x1ca/0x820 [ 519.751592] ? syscall_return_slowpath+0x5c0/0x5c0 [ 519.756516] ? syscall_return_slowpath+0x30f/0x5c0 [ 519.761440] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 519.766805] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 519.771645] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 519.776823] RIP: 0033:0x455259 [ 519.780001] RSP: 002b:00007fc32cd9fc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 519.787711] RAX: ffffffffffffffda RBX: 00007fc32cda06d4 RCX: 0000000000455259 [ 519.794969] RDX: 0000000020000140 RSI: 0000000000008914 RDI: 0000000000000015 [ 519.802228] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/10 13:49:57 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f8, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 519.809485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 519.816740] R13: 000000000000039b R14: 00000000006f8728 R15: 0000000000000001 2018/04/10 13:49:57 executing program 7: openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x1) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ashmem\x00', 0x8280, 0x0) faccessat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x2, 0x0) 2018/04/10 13:49:57 executing program 4: r0 = syz_open_dev$evdev(&(0x7f000000dfee)='/dev/input/event#\x00', 0x0, 0x0) r1 = epoll_create1(0x0) r2 = memfd_create(&(0x7f0000000000)='/dev/input/event#\x00', 0x3) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffff9c, 0xc010640b, &(0x7f0000000040)={0x0, 0x0}) ioctl$DRM_IOCTL_GEM_OPEN(r0, 0xc010640b, &(0x7f0000000080)={0x0, 0x0, 0x3f}) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, &(0x7f00000000c0)={r3, r4}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000546000)={0x30000007}) 2018/04/10 13:49:57 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfc00, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:57 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 519.954205] device bridge0 entered promiscuous mode [ 519.964579] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 519.980543] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:49:57 executing program 0 (fault-call:8 fault-nth:2): syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 520.002407] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 520.025838] device bridge0 left promiscuous mode 2018/04/10 13:49:58 executing program 7: mmap(&(0x7f0000000000/0x8b000)=nil, 0x8b000, 0x4, 0x10000032, 0xffffffffffffffff, 0x0) futex(&(0x7f0000001000), 0x8c, 0x1, &(0x7f0000191000), &(0x7f0000000000), 0x0) socketpair$inet6(0xa, 0x3, 0x80000000, &(0x7f0000000040)={0xffffffffffffffff}) pwritev(r0, &(0x7f0000000100)=[{&(0x7f0000000080)="59d5fc78bdd13d75ececc9c0e27462f94e28abf33728a76d9a699f4524b9a615495e98378a066d6d9c3f02396b5a83c0eff964fa3f031633030cc4f4fedeaf096dffb7be64718f06e18175efd9026510", 0x50}], 0x1, 0x0) socket$vsock_dgram(0x28, 0x2, 0x0) [ 520.071665] device bridge0 entered promiscuous mode [ 520.105755] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 520.136232] device bridge0 left promiscuous mode 2018/04/10 13:49:58 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000080)='./file1\x00', 0x0) r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f000025b000)='./file0\x00', 0x0) mount(&(0x7f00001a4ff2)='./file0/file0\x00', &(0x7f0000f89ff8)='./file0\x00', &(0x7f000067b000)='\x00v\t', 0x1004, &(0x7f000073afff)) unlinkat(r0, &(0x7f0000783ff8)='./file0\x00', 0x200) chdir(&(0x7f0000000040)='./file0\x00') getcwd(&(0x7f0000fde000), 0xfffffffffffffc22) 2018/04/10 13:49:58 executing program 4: r0 = syz_open_dev$sndctrl(&(0x7f0000000040)='/dev/snd/controlC#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x40405515, &(0x7f0000001000)=""/250) 2018/04/10 13:49:58 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x48, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:58 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:58 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:49:58 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x900, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:58 executing program 1: socket$packet(0x11, 0x3, 0x300) r0 = socket$netlink(0x10, 0x3, 0x4) write(r0, &(0x7f0000fa8000)="2700000014000707030e0000120f0a0011000100f5fe000000000000072a151f75080039000500", 0x27) timer_create(0x6, &(0x7f0000000000)={0x0, 0x39, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_settime(r1, 0x1, &(0x7f0000000080)={{0x77359400}}, &(0x7f00000000c0)) 2018/04/10 13:49:58 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000002380)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-aes-aesni\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079fffffffffffffe000225070097c11ed4c2c4dc42ffa86eb9", 0x30) sendmmsg$alg(r1, &(0x7f0000002080)=[{0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000000)="5f4f18484939e949544e942b6127f9dc0b85a73756ea94f4ce2c149088c0978a051996ee3fe3975e11642710e9973657744a3b4fdc1219d3cd03cd5176092ad5ab7ad63ffc26ef1ba7572f8f14d5fcb18209b40c88317f56ebe64b7aaf11a7ddff264dc5c8f49db9a302c51db6e488fc082ae7463979115aff0cacd649d3a558740a6345d0caa92c101d16449c3658f63ba9a2780dff91fda4ce8dadbc5d9a48623178dc0fae12cc47d520877dadd6468baaba509a2d10", 0xb7}, {&(0x7f00000011c0)="dee5c26c9b5dc936fcb99a674b6c6ffd58cd318df0cb58c622b7776841623dfe9f5e31a9d8ab1e709cab1b1d2fd2cc6922237b70a18e97024f2c4e18ffde7c90968b352f9ada86afa1071882bf844fb8162e9af6f9febfb9f817033def1456ddea0b782b0ec38224432bfb1237ea4f4faadcc0b538af5b40c82ee0ad5cd74ffdf7ea4e7c3275e1070182137489478618d991b82a93591a9c9ef6f238814ad50cf021f6c2e64ac7c6d0f410", 0xab}, {&(0x7f0000001580)="7104e3a455a78f567365b3c8bfeb5794f9a4045be8612ece12485b8e0bf52bb8e0107faccc49187e1c00372891364d1f18b799199e4cb26d3e29d63bea191d7f3155def3e1faec72d103807dec42a43e686185993c5070941dc2525b0616dfc85759c602194da1e509aa0c39d6fe14521daa718f322c179771e55e8ac893fe70e8e98d58745baa66aae8945c8974dc00a434c5b74acf6fa8c936049cb8cb933db98592daf4246db9a048f44be00951ee190710a70f929536fc14f2bd05dcf83ccec35f4aeac337907f538805c4a0ebec3a4f6044d46fca2395e9217336f9255346bfa3f976064b", 0xe7}, {&(0x7f0000001680)="8dc85f78363942636f90de3a237c9a4bb86ab5e63f2c22ca9e24a01c821ebcc3554c6e084bfa21db4030f734dd6726e0797f49b7ffcfeff30a092b6bd2f96425869396dee807458bad134cfd42524253c77b0e688e5d3d3bc00fc8a9b221ae1fc1338a47724a9cd51d3b2a6d910c944fd129ce43b43641f70b644bb6f234f89126ed3aa13f8ff122576673d86321463e7eb4707fa6c8bd7e2ec788d4ce626f8eac8e0102d692906e8cb81a0530b944af0c1a0c399922eeccec0ae53ec77d45ee55e0bfed53f9a4ae6463779c60bfcb82d744aee64755be5e175fddd99c83608fc336aa346d1d5b79cd62be7c939ce3afeff0", 0xf2}], 0x4, 0x0, 0x0, 0x8000}, {0x0, 0x0, &(0x7f0000001380)=[{&(0x7f0000001280)="7184c0451159bb97394ec24ff904d0d6552e2ea6a126d3a12ecf78fbf5bd911b85be79311d7a5a04b181b9232f4178a78930194890e23ee79978691b82e4712bea0db8ea1516822041ae29655ba63ef102f37ae8046e452d8815a952714ecca387a50527d6ab5def657101a10fa71247b130bf6c996b76e592289ad559bca0b9c190d1fce77ffa029ae9b99b492fe6fb664cade4c14641ecb4f82fcdf76f01a10332bc", 0xa3}, {&(0x7f0000001780)="3e4676a745a6ccc6e175174866d4873ca19964e7781a2055c4e54c7f9915f2a28b472f8a064eddd78b5052854636ae5c9a0841b0e7d5cd1b51fe75677dc53e46c9758f111bacfa9a7269d0a69209f034f445ed4dff3d33de05440625d71926fa46cb434c79a9fde275f27e5abb5330eeda8fbf34f219558cb28962b149539b5f426ec7ed0fd9cae90ec4a1c395510e671a8f4cc1b65db25ffd05d8f273f351d81036c7ec5e195507bc33d26fbf7c830dab00a49478a84fb8a265e1ea78fac634f6fc0e8d004be295d5be5c82c1c982c22164c7a54cb02dc3d94637e8ceb2de285c", 0xe1}, {&(0x7f0000001880)="549a7495f735fcd1b1f66d3823c8f9794c51e9888a3c3aef27d21fa648e6cdd48392e13613831d15ee01750e333405c2840fd4040a01a184e0f119f5365b63cdef2feb65bd2be12076ec2b2186f25d71fdcebb851fce96b59e3b396aa7edc0f67b522665be3ea864e93fe0e784854829ff90c275b818a031587b606c5fc2a0d3ee50d5d0c34c92fc212b07d36aa953e64f8512ccecaf61fc639883d076dd30707f214513fa3b17edda4eaa1266e219b375d3572e894825247f9c31d46ef6ddc6f7f624", 0xc3}, {&(0x7f0000001100)="d8ca67966e079034870026fb0e", 0xd}, {&(0x7f0000001980)="12c060a55630058edcc84339f256c7a1548978ba10181f9bec07982bdd05fc419f27f1431afbf2e6fd1c2515485e6fe06e3c81cf68011643c166435a3cbdb6f6796961e7de6ae0834fa6e83a2776b6452ec82d3ce3a2ba23158e1456ea2ce55285df27a4baf4294bba91246b3385b1e3ab1c4953b4a05eb260ad41f5f6890545215de4a3b147e913a080f4f75bb76904b405cafd024b1ffab1e8da75eeaa201ed5c0dfac97a631c125cbfbef6fa65d88572d30e8972c029d0ef926884c08702a94a9991196361daa5eb2d8ddec9e62e9573d01e7439947df6b7e1ee05754ee6064f8b17e6a9f8cf1db", 0xe9}], 0x5, 0x0, 0x0, 0x40000}, {0x0, 0x0, &(0x7f0000001d80)=[{&(0x7f0000001a80)="a1f218ccb6898d66c8b4e32ac53429028151dff03fb09501d700cb4ca0a40b235e053eba60aa60f4696c88772b0cac5453deeb2a0463b47edd5acf853ab7cfe54f64c9b4d86b095a008c69e7cca610cfdd731474435b52ef53f72d30b85512bdb3ad3bd0a75beded2e504a7db2cfc56fe794aa18b5de68ee1a119ca157350f7a27433ba9668377ec6d1e58c9b7e4b274bdf1543121677f860f217095906a1efc7b1e2e96991e800cdb99fa41484440f441eff5f2cf21f168e17fbc5d08d0e133a2f3d6ceae0cb565f62b8d7fff43aa678af8b111dab02138f871c615b8386e2d5576ca0ffec257a39cbb24d6aca82381b8", 0xf1}, {&(0x7f0000001b80)="9f237c04eecd2c7499337dbaad9e0c5d9abe4a871076230670ba919885094223714717f6ec286988d17a9a04ed4f134e011b4683ffab2ae61bd1b270f7d2c001a253e37bd6d199dc0798711fa78f6acbc678ae761b60f70e445891e5582e758848510a407850dd5360ddf0221ea8a7dbabe34bec8677531e293ff93e257e13529200ace9cab6718a3dd47a711af8604ebb31d47a54f6b23d7aa75376afa2188656a4596a74089333a12827c421b13ec1bc3337aa40ed537bac5346619865dc060d0079a1d0b2c4d421b7ff896ebd6f2bd994894407f7f5d5a689ed226612c99791c3d8586ff61a96c104b1275684d44b65b1", 0xf2}, {&(0x7f0000001c80)="82e63966bc9fbd7d908b3a1a7b57e7d5f82491b37f8d15acd88782ebf4eb4376b6d7a7a16344539c8f6e7eb9f440ef0cacdc711375171819efb2392bbb9d4ab404e64ff2d4daebc59997e824e53738f0e2b28308d3b9349cc835d4a7453b9bc3e755f0", 0x63}, {&(0x7f0000001140)="5c87d1849f40e83566049f51f8d121dd672683874b46413ed2de70082c3408189507f3a36f88971a5b784cc38742a0bece4a1c", 0x33}, {&(0x7f0000001400)="bdceb33c61a152363ee9b64980cec4f8e48a521fe55257afc63877317739c6136bcd5fc2aeb46a01727a", 0x2a}, {&(0x7f0000001d00)="38f6a294c6b305188627fe381b84340166041445a1acad68ee67d020fd4187f17d6e71036887e0b7fc785f1994972ddc996849aa4e72fe153ac4c58d4fe44da6b726e548d8066dcd", 0x48}], 0x6, &(0x7f0000002400)=[@assoc={0x18, 0x117, 0x4, 0xd3}, @op={0x18, 0x117, 0x3}, @iv={0x1018, 0x117, 0x2, 0x1000, "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0x1048, 0x8000}, {0x0, 0x0, &(0x7f0000001f00)=[{&(0x7f0000001e00)="66d22985a62b6cd425156e6ebcf22d27525ab9397c90f6d03087d9e89560f9feab4353fdfee2933b48581d993033072cd0fa66cce07e369fd4fc3acdf9ba54099eba4cb1e2717c4ac72993983ce55a29a9d36d8f3267550736dc6dc0ca8327702f1bc1ef82156562127646769ff7ce6fa34801227a60f996006809ddb3a57cb72a8631499dd945b62dcfdcaec61fb0c3915f746bd794c53d878e1a581b8af9f7fbbf24c967e5b59e1585a34e9d67f5242e4ccb769ce038a8f7ce10029263b781a906927cc0ff8964fa5806c5358f1caa145d6fef7ba553dd517420129b2563927a2572915c33159abd671ac83b487e8794d0", 0xf2}], 0x1, &(0x7f0000001f40)=[@assoc={0x18, 0x117, 0x4, 0x6}, @assoc={0x18, 0x117, 0x4, 0x6}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3}, @op={0x18, 0x117, 0x3, 0x1}, @iv={0x80, 0x117, 0x2, 0x65, "6733c3c6273d31bc60ad3464e7ee6a533fdc7953897e2a4366b1c92e32bb755106897c8f60daf4f2fd655a824f9786cc14c18ee79d4f51165e06fd64242def960210ad1221fad9e86dbb84f1883354c39606165e69a37eefd93eb165ae0d2375ec6f43fae9"}, @assoc={0x18, 0x117, 0x4, 0x8}], 0x128, 0x8000}], 0x4, 0x20004080) sendmmsg$alg(r1, &(0x7f0000001180)=[{0x0, 0x0, &(0x7f0000001540)=[{&(0x7f0000001340)="903f265371a53c22be000d2b21c76b2af6", 0x11}, {&(0x7f0000001440)="acffb26fe022a7b7122b6c030c91ed8b1bc4f3394065cf4e17fb8429c7417de4919fc19abb813622b4558898bf7912cda91215f0198cf439e91b1fc0520333436a55395ec8d87055bc428011ecd69bf8c9e4f5a1941659fba8a935219b3d2672259ff6659c9cfb0d1315b523a7c3a1cc03c6362d4be4181027e5fd985336f7e6b09644b43456fd3d4d51013fcda6cfb4498680f1064d55af10298b1e79e774b41b2fc7a7c1628cac8cc549e37b0286a8baeffed93d0aca3f90c3df04dfaa61dac4e362936d588f4e2e670dc5761d96ae0882daa5f4f4d858d6", 0xd9}], 0x2, &(0x7f00000016c0)}], 0x1, 0x0) recvmsg(r1, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x80, &(0x7f0000b9c000)=[{&(0x7f0000000100)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) r2 = dup2(r0, r1) ioctl$KVM_S390_INTERRUPT_CPU(r2, 0x4010ae94, &(0x7f0000002180)={0x874, 0xaf09, 0x1f}) [ 520.351668] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:49:58 executing program 4: r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x1, 0x8000) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000100)=[@in6={0xa, 0x0, 0xffff, @dev={0xfe, 0x80}}], 0x1c) setsockopt$inet_buf(r1, 0x0, 0x60, &(0x7f00000000c0), 0x0) openat(r0, &(0x7f00000003c0)='./file0\x00', 0x440000, 0x9) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e24, 0x35, @remote={0xfe, 0x80, [], 0xbb}, 0x239}}, 0x10000, 0x10001, 0x6, 0xffffffffffffff01, 0x2000}, &(0x7f0000000280)=0x98) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000002c0)={r2, @in6={{0xa, 0x4e22, 0x101, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x8}}, 0xfff0000000000, 0x1ff}, 0x90) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000000080)={0x0, 0x1}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000140)={r3, 0x2}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0xe7a, 0x8, 0x1ff, 0x1, r3}, 0x10) ioctl$TUNGETVNETHDRSZ(r0, 0x800454d7, &(0x7f0000000380)) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_int(r4, 0x29, 0x49, &(0x7f0000000040), 0x0) 2018/04/10 13:49:58 executing program 2: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x80000, 0x0) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000180), &(0x7f0000000200)=0x68) mknod(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) removexattr(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)=@known='system.posix_acl_access\x00') openat$audio(0xffffffffffffff9c, &(0x7f0000000140)='/dev/audio\x00', 0x0, 0x0) 2018/04/10 13:49:58 executing program 7: r0 = socket(0x10, 0x80006, 0x1) writev(r0, &(0x7f0000011ff0)=[{&(0x7f00000000c0)="390000001300090465070075af30b500000000400300000046000107000000141900040004000000000311b2e5bacc540d02b7282198ccb91a", 0x39}], 0x1) [ 520.415289] device bridge0 entered promiscuous mode [ 520.433798] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:49:58 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f2, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 520.512171] device bridge0 left promiscuous mode 2018/04/10 13:49:58 executing program 7: clock_adjtime(0xa, &(0x7f000090e000)={0x0, 0x0, 0x80000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x100000000, 0x0, 0x0, 0x0, 0x0, 0x63}) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x800, 0x0) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000040)={0x87, @dev={0xac, 0x14, 0x14, 0xf}, 0x4e22, 0x4, 'wlc\x00', 0x20, 0x2f, 0x35}, 0x2c) 2018/04/10 13:49:58 executing program 2: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000776000)=[{&(0x7f0000000040)="240000005e00030207fffd946fa283bc0ae6e60000000070320c5a00000003a2d189737e", 0x24}], 0x1}, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000000c0)={'irlan0\x00', 0x1}) recvmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000f00), 0x0, &(0x7f0000000680)=""/163, 0xa3}, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000340)={0x0, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xe}}}, 0x5, 0x3}, &(0x7f0000000400)=0x90) sendmsg$inet_sctp(r0, &(0x7f0000000540)={&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x100000000, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x8}, 0x1c, &(0x7f0000000100)=[{&(0x7f0000000580)="aacd20a9772845f4057841f1f802a0d2eaeb3d669a134c0aecc4e2d8ba237e7eeb829d80fcf9aeaa3c40f81dcd483521faa5ef4864f34f3b6a88f843a53d507beaa39a421b2093ca777c82c5deaca0", 0x4f}, {&(0x7f0000000240)="250113458f1dfe451025da5c353db156a3302024f3c4b999521194d3ab3c807ecbe8ec59dba678e70fc7010083df6cc1f8ed0e112fbdadd306d574d982563fb4a8f054abf9aace9e896f4c", 0x4b}, {&(0x7f00000002c0)="94a457d5793ec0651b109b7da1380fe5810fe724602f288f44565845c080b0bbb66ce4f3e99a1d537fefe21ea5a9a250e1b9b55d1b16f9a4a87740b86a615151388aac578f06f2f92ae6516df8676eb3f5f24933126f77ee81c7d3f7185f0eb9bb4523de6624f520e0a3ee678584", 0x6e}], 0x3, &(0x7f0000000440)=[@init={0x18, 0x84, 0x0, {0x8af, 0x80, 0x2, 0x7}}, @init={0x18, 0x84, 0x0, {0x8000, 0x4, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x7e, 0x0, 0x235, 0x2}}, @init={0x18, 0x84, 0x0, {0x1ff, 0xad70, 0x2, 0x9}}, @sndrcv={0x30, 0x84, 0x1, {0xf11e, 0x8000, 0x3, 0x1, 0x9, 0xac03, 0x5, 0x6, r2}}], 0xf0, 0xc001}, 0x4000810) [ 520.601986] device bridge0 entered promiscuous mode 2018/04/10 13:49:58 executing program 4: r0 = perf_event_open(&(0x7f00003a8000)={0x2, 0x70, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f00000005c0)='md5sum.proc\x00') r1 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x8, 0x200) connect$bt_rfcomm(r1, &(0x7f0000000080)={0x1f, {0x5, 0x5, 0x4f, 0x40, 0x0, 0x2}, 0x7}, 0xa) [ 520.629679] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 520.655766] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 520.692560] device bridge0 left promiscuous mode 2018/04/10 13:49:58 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8906, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:49:58 executing program 7: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$rdma_cm(r0, &(0x7f0000002f80)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000002f40)={0xffffffff}, 0x2}}, 0x20) write$rdma_cm(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="02000000280000fa00000000000000000a0000e800000000fe80000000000000000000000000000006000000e8f90003044c659be1c765f7d5c2588141c83675278f4d516dd08ea9d41a03d636c28190b7cc16950edfaac2b0e5ba66369d", @ANYRES32=r1], 0x30) 2018/04/10 13:49:58 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf4030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:49:58 executing program 2: times(&(0x7f0000000000)) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$EVIOCGREP(r1, 0x80084503, &(0x7f0000000080)=""/236) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001240)={{{@in=@remote, @in6=@remote}}, {{}, 0x0, @in=@multicast1}}, &(0x7f0000001340)=0xe8) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001200)={r1, &(0x7f0000000180)="a620861420fd1d4db3ab307abdb3fb29571ef67788aa2e38d50fb28cc976e7f7cb354adae9faea78d70da775f41bef69babe2552a6bc83af858d08b811a97e09aeb84d01e814a2ccacdce7e98483abfb5952f2a71b70e1b72cb4a5c998be130f1a53", &(0x7f0000000200)=""/4096}, 0x18) prctl$setmm(0x23, 0x8000000006, &(0x7f00003e8000/0x2000)=nil) 2018/04/10 13:49:58 executing program 4: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000602fe8)={0xaa, 0x40}) timerfd_create(0x0, 0x80800) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000c20000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f00000001c0)={@loopback}, &(0x7f0000000480)=0x14) mremap(&(0x7f00006af000/0xf000)=nil, 0xf000, 0x3000, 0x3, &(0x7f00002e0000/0x3000)=nil) close(r0) 2018/04/10 13:49:58 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:49:58 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'sha1-generic\x00'}, 0xbdb2738ef6bc6d8a) r1 = accept$alg(r0, 0x0, 0x0) r2 = semget(0x0, 0x3, 0x20) semctl$SETVAL(r2, 0x6, 0x10, &(0x7f00000001c0)=0x1f) r3 = fcntl$getown(r0, 0x9) fcntl$setown(r0, 0x8, r3) sendto(r1, &(0x7f0000000540), 0x0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f00009f9000)={0x0, 0x0, &(0x7f0000d58ff0), 0x0, &(0x7f00005e5000)}, 0x8000) r4 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x20000, 0x60) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r4, 0x40a85321, &(0x7f0000000040)={{0xfff, 0x1}, 'port0\x00', 0x88, 0x800, 0x8001, 0x4, 0x4, 0x7f, 0x3, 0x0, 0x3, 0xffffffffffff0001}) setsockopt$inet_dccp_int(r4, 0x21, 0x7, &(0x7f0000000180)=0xffff, 0x4) 2018/04/10 13:49:58 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x4002, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:49:59 executing program 2: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000002c80)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000002c40)={0xffffffff}, 0x106}}, 0x20) socket$bt_cmtp(0x1f, 0x3, 0x5) write$rdma_cm(r0, &(0x7f0000002fc0)=ANY=[@ANYBLOB="0e000000180000fa", @ANYPTR=&(0x7f0000000100)=ANY=[@ANYBLOB="0900d912"], @ANYRES32=r1, @ANYBLOB="000000000000000101000000"], 0x20) r2 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x5, 0x0) setsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f00000000c0)={0x200, 0xb, 0x8, 0x5, 0x2, 0x5, 0x200, 0x7543b394, 0x3, 0x1ae, 0x800}, 0xb) ioctl$KVM_SET_TSS_ADDR(r2, 0xae47, 0xd000) [ 521.048918] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 521.063918] device bridge0 entered promiscuous mode [ 521.071212] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:49:59 executing program 7: clock_nanosleep(0x2, 0x0, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f00000000c0)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) munlock(&(0x7f0000ff9000/0x4000)=nil, 0x4000) ioctl$TIOCGWINSZ(0xffffffffffffffff, 0x5413, &(0x7f0000000100)) 2018/04/10 13:49:59 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0xc0045877, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:49:59 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 521.161548] device bridge0 entered promiscuous mode 2018/04/10 13:49:59 executing program 2: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f000052a000)={0x2, 0x4e20, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000140)={0x0, 0xffffffffffffffff, 0x0, 0x4}, 0x10) [ 521.203257] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 521.212909] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 521.264702] device bridge0 left promiscuous mode 2018/04/10 13:50:00 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x54, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:00 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8982, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:00 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x2000000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:00 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000e15000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000402f73)="71e67a15", 0x4) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) close(r1) sendmmsg(r1, &(0x7f0000742000)=[{{&(0x7f00005fafe4)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c, &(0x7f00008e3fb8)}}, {{&(0x7f0000000000)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c, &(0x7f0000c3fff8), 0x0, &(0x7f0000632000), 0x35e}}], 0x2, 0x0) r2 = dup3(r0, r1, 0x80000) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00000000c0)="010b2008524f3a21504f70c11ee134eb21c8d60c5a52314f81bffe4c27f3fc3cb5a01a36395e463f98194fe2d471096f2f040544c65dced4abe8561d2d34283f18972892e4b79f2ca179815082ff84eb0af7d91f75e869251be315ad02bc24fcf67457c460fe30e24ed5bc6ccd3b", 0x6e) listxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)=""/123, 0x7b) ioctl$KVM_GET_DIRTY_LOG(r2, 0x4010ae42, &(0x7f0000000080)={0x1fd, 0x0, &(0x7f0000fee000/0x11000)=nil}) 2018/04/10 13:50:00 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000980)='/dev/vcs#\x00', 0x1, 0x20000) sendto$inet(r0, &(0x7f00000009c0)="475ef69a25c3ab5777bb7ac963db08ba93cb80f540741210a757e1b681c2cebac3f2a55fb0857cbce20ddd30bfbefabe4221cef0460f669b1464", 0x3a, 0x20040800, 0x0, 0x0) r1 = socket$inet(0x2, 0x80003, 0x9) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000000)={0x0, 0x8, 0x3, 0x0, 0x3, 0x401, 0x9a, 0x5, 0xd8, 0xbb8, 0x3ff, 0x796f}) socket$vsock_dgram(0x28, 0x2, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000040)={0x0, 'sit0\x00'}, 0x18) 2018/04/10 13:50:00 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100)={0x8, 0x0, 0x2, 0x2, r5}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r6, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r7 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r7, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:00 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000000)=[{0x6}]}, 0x10) r1 = semget$private(0x0, 0x0, 0x1) semctl$SEM_STAT(r1, 0x2, 0x12, &(0x7f00000001c0)=""/145) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x1, &(0x7f0000000180)=[{0x6, 0x0, 0x0, 0x1f}]}, 0x25d) 2018/04/10 13:50:00 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000482000)="be", 0x1, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) r1 = accept$netrom(0xffffffffffffff9c, &(0x7f0000000000)=@full, &(0x7f0000000080)=0x48) accept$netrom(r1, &(0x7f00000000c0)=@full, &(0x7f0000000180)=0x48) writev(r0, &(0x7f0000000200)=[{&(0x7f00003b7fff)='1', 0x1}], 0x1) sendto$inet(r0, &(0x7f0000000480)='\'', 0x1, 0x21, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) [ 522.364788] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:00 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1100000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:00 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8903, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:00 executing program 2: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000180)={0xaa}) mprotect(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x1) ioctl$DRM_IOCTL_GET_CAP(0xffffffffffffffff, 0xc010640c, &(0x7f0000007000)={0xffffffffffffff40}) ioctl$UFFDIO_REGISTER(r0, 0x8010aa01, &(0x7f0000006ffc)={{&(0x7f0000009000/0x4000)=nil, 0x4000}}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_SIOCADDDLCI(r1, 0x8980, &(0x7f0000000040)={'ipddp0\x00', 0x7f00000}) 2018/04/10 13:50:00 executing program 4: mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket(0xa, 0x2400000001, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000034000)={0x2, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) r2 = memfd_create(&(0x7f0000000ffe)='$\x00', 0x0) write(r2, &(0x7f0000002000)='/', 0x1) sendfile(r2, r2, &(0x7f0000000040), 0x8000) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x4, 0x4010, r2, 0xfffffffffffffffd) getsockopt$inet6_buf(r1, 0x29, 0x10000000000030, &(0x7f0000034000)=""/144, &(0x7f00000000c0)=0xfffffffffffffe3e) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000080)={@mcast2={0xff, 0x2, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, @dev={0xfe, 0x80}}) [ 522.455938] device bridge0 entered promiscuous mode [ 522.468171] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 522.483246] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 522.507380] device bridge0 left promiscuous mode 2018/04/10 13:50:00 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x890b, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:00 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8000000000000000, @loopback={0x0, 0x1}}, 0x1c) [ 522.660402] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:01 executing program 2: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) r1 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x355a, 0x101080) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000040)=@sack_info={0x0, 0x2, 0x9}, &(0x7f00000000c0)=0xc) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000100)={r2, 0xffffffffffffffe0}, &(0x7f0000000140)=0x8) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000000080)={&(0x7f0000013000/0x4000)=nil, 0x300120}) 2018/04/10 13:50:01 executing program 4: r0 = syz_open_dev$dmmidi(&(0x7f0000000540)='/dev/dmmidi#\x00', 0x5, 0x400) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000080)=0x7, 0x4) r1 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r1, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000000280)) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f00000000c0)={0x9, 0x0, 0x0, 'queue1\x00'}) r2 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x80000000, 0x480a02) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000040)={@remote={0xfe, 0x80, [], 0xbb}, 0x3a4, 0x0, 0x0, 0x4, 0x4, 0xbd9, 0x1}, 0x20) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r2, 0xc0a85320, &(0x7f0000000180)={{0xfffffffffffffffe}, 'port0\x00', 0x90, 0x40455, 0x1, 0x7adf, 0x7, 0x53b, 0xbe, 0x0, 0x4}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/10 13:50:01 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000000380), &(0x7f0000b02000), &(0x7f00000aaffc), &(0x7f0000002886)) r1 = getpid() waitid(0x2, r1, &(0x7f0000000140), 0x204000000c, &(0x7f0000000000)) r2 = syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x3, 0x200000) getresuid(&(0x7f0000000340), &(0x7f0000000380), &(0x7f00000003c0)=0x0) r4 = getegid() getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000400)={{{@in6=@mcast1, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@multicast2}}, &(0x7f0000000500)=0xe8) stat(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000000600)='./file0\x00', &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x4, &(0x7f00000006c0)=[0xffffffffffffffff, 0x0, 0x0, 0x0]) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000700)={{{@in=@multicast2, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000800)=0xe8) r10 = getgid() stat(&(0x7f0000000840)='./file0\x00', &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x6, &(0x7f0000000900)=[0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff]) sendmsg$unix(r2, &(0x7f0000000a40)={&(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000100)=[{&(0x7f0000000200)="f0bc8e69923fd196b88334e1a01892bc4b9f5d39d40dd5a37d991366b4c1f9467ba61ffcccd4d4fbdab7ba0a85a3a13ae3a621ff6a8a446f571b4227f63138e93393c53883d747a6b96de7a2c55a8e3eea28d5cac6e5ea0f1e24cb704b0f3b4ec69c5e00b24c17794afaf6cd1515efc234bbc01b6296a091b2061cb02efd118f84b718760c76a33c76b0c162209e3e3876d50001803d338a89e4b0e5353d3aca30a8e4c8f4e895e3a185aab0a7bafe803a3b899ebcc97a3fe3bbc81073", 0xbd}, {&(0x7f00000002c0)="391dcfab4b15a8164737ee688281b700a7894d46dbc7bfa79b4b1317b456793d84d6fc9c51666c73c5f55c514f5882218ea201d438b511a2bda6aabc86cea5e8cbdc713c78390bb0d52283633c04424f3155e366", 0x54}], 0x2, &(0x7f0000000940)=[@rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r1, r3, r4}, @rights={0x18, 0x1, 0x1, [r0, r0]}, @cred={0x20, 0x1, 0x2, r1, r5, r6}, @cred={0x20, 0x1, 0x2, r1, r7, r8}, @cred={0x20, 0x1, 0x2, r1, r9, r10}, @cred={0x20, 0x1, 0x2, r1, r11, r12}, @rights={0x18, 0x1, 0x1, [r0, r0]}], 0x100, 0x40000}, 0x4000014) 2018/04/10 13:50:01 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x40000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:01 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x890c, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:01 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x900000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:01 executing program 1: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = accept$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, @broadcast}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000140)=[@in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x10}}, @in6={0xa, 0x4e21, 0x80000000, @mcast1={0xff, 0x1, [], 0x1}, 0x80000000}, @in6={0xa, 0x4e23, 0x401, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0x5}, @in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x16}}, @in6={0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x705}], 0x84) write$rdma_cm(r0, &(0x7f0000001e40)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001e00)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f00000005c0)=@set_option={0xe, 0x18, 0xfa00, @id_resuseaddr={&(0x7f0000000080), r2, 0x0, 0x1, 0x4}}, 0x20) 2018/04/10 13:50:01 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100)={0x0, 0x0, 0x2, 0x2, r4}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r5, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r6 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:01 executing program 2: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x0) finit_module(r0, &(0x7f0000000040)='/dev/dsp#\x00', 0x3) dup2(r0, r0) [ 523.542264] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:01 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x7000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:01 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8915, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 523.676320] device bridge0 entered promiscuous mode 2018/04/10 13:50:01 executing program 2: r0 = msgget(0x2, 0x0) msgsnd(r0, &(0x7f00000020c0)=ANY=[@ANYBLOB="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"], 0x1008, 0x800) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f0000000040)=@assoc_value={0x0, 0x8}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000180)=@assoc_value={r2, 0x3}, 0x8) r3 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000100)={0x0, @broadcast, @broadcast}, &(0x7f0000000140)=0xc) setsockopt$inet_opts(r3, 0x0, 0x4, &(0x7f00002c3000)="440d5d0d010000ff03000000ec", 0xd) getsockopt$inet_opts(r3, 0x0, 0x4, &(0x7f0000000f73)=""/141, &(0x7f000015affc)=0x8d) [ 523.697959] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 523.714969] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 523.741906] device bridge0 left promiscuous mode 2018/04/10 13:50:01 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf803, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:01 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5451, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:01 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8004000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:01 executing program 7: r0 = memfd_create(&(0x7f00000000c0)='[*[\x00', 0x0) write$sndseq(r0, &(0x7f0000000400)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time={0x77359400}, {}, {}, @raw8={"06d3cb89f296bbb7d8acde89"}}, {0x1, 0x0, 0x70c, 0x3, @tick=0x3, {0x3, 0x2}, {0x6, 0x6}, @ext={0xd3, &(0x7f0000000300)="8776aee425040cae8a4781c89a711bcd1b5ac394bb087ccc8c382c2bf86a8be74e1bfadf30709e79024bbdb60913e6173c42e90b5bb2b90888b485eb1bfdb54508b0f1830e5dbc1c16198c8df7880e9a01b4698bc7f85db94072c227163bca07cb47dfa7614e50e7436ada0a6bdee3dc4883d3f317d12b920a1e7f00c75181c22c407396f7b22a9e13b246aba78ca86c116d8c6dff7eb83011de36f0e3e182e47312b86150eb9c8b737ac99b6aae2ac59fd8b4fc976ca1db9028fa9c86ab6abc868a54270430eec544cc659da51fe7919424a9"}}, {0x0, 0x5, 0x7, 0x8, @tick=0x8, {0x4, 0xfffffffffffffffe}, {0x1, 0x2}, @time=@tick=0x6}, {0x10001, 0x2, 0x1, 0xfffffffffffffffe, @tick=0x3, {0x0, 0x9}, {0x24c, 0x5}, @raw32={[0x5e, 0x7f, 0x9]}}], 0xf0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) timerfd_settime(0xffffffffffffffff, 0x800000000000003, &(0x7f0000000080), &(0x7f0000000140)) 2018/04/10 13:50:01 executing program 2: r0 = syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x0, 0x0) ioctl(r0, 0x4400000000001263, &(0x7f0000000040)) r1 = dup2(r0, r0) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r1, 0x28, 0x6, &(0x7f0000000000)={0x0, 0x7530}, 0x10) [ 523.899440] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:02 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xb000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:02 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x89a0, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:02 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x0, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000400)=@nat={'nat\x00', 0x19, 0x3, 0x338, [0x200000c0, 0x0, 0x0, 0x200002c0, 0x200002f0], 0x0, &(0x7f0000000080), &(0x7f0000000ac0)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000004000000000000000000000000ffffffff020000001d0000000200000088ff7369743000000000000000d326b17463dad9106d79300000000000000000000069726c616e300000000000000000000073797a6b616c6c657231000020cd68b54e4f679e8cfd0000000000000000000000ffff00ff00aaaaaaaaaa12ff00ff00ffff00007000000070000000a8000000736e6174000000000000000000000000000000000000000000000000000000001000000000000000aaaaaaaaaabb0000ffffffff00000000000000006800000000177465616d3000000000000080000000006c6f00000000000000000000000000006970646470300000000000000000000062637368300000000000000000000000aaaaaaaaaabb0000ff00ffffaaaaaaaaaa1a00000000ffff0000b8000000f0000000280100006c696d6974000000000000000000000000000000000000000000000000000000200000000000000000020000ffffffff0010000000000000000200000300000062050000000000006172707265706c790000000000000000000000000000000000000000000000001000000000000000ffffffffffff0000fcffffff000000006d61726b000000000000000000000000000000000000000000000000000000001000000000000000e0ffffff00000000fdffffff0000000000000000000000000000000000000000000000000000000000ce0000000000000000050000000000ffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000002000000fcffffff01000000030000ecf244223c80dc01a78af466e216c14e00040000000000626f6e6430000000000000000000000074756e6c30000000000000000000000073797a5f74756e00000000000000000062726964676530000000000000000000aaaaaaaaaa12ff00ff0000000180c200000f00ff00ffffff000080000000a0000000d80000007374617465000000ae7f000000000000000000000000000000000800000000000000ff070000000000006172707265706c7900000000000000000000000000000000000000000000000010000000000000000180c20000000000fdffffff0000000019d7b00711bb7b4517ec85bff8ffabbb5347f3d7901e841751a76659d182e9a07da73bcc43b1197539275a9f329725ef5469bc0e4df0ab4bff2e6008ca945d76dc477f0a574f538f10cf30352075671a6483feff806ab0d7d527abe57818eb83e2"]}, 0x425) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000640)=ANY=[@ANYBLOB="726177000000000000000000000000000000000000000000000000000000000009000000030000006803000038010000ffffffffffffffff00000000ffffffff98020000ffffffffffffffff98020000ffffffff0300000015712841fc930ca40c364823146f18a92121181e6cff37379a067f21c57c399d0b107670bd666215e1717171740272f6ee9e76a1cd5eaba742f2bf0fcacd0b5b85e44597603bd890e8a0d55c7953a37d7d88b5f9111a94d8b93693142ea453c2c938560052d9a278182a56b7b1bbd21eb76482bd1ca3c1456cbd5650026669ed0636d95b28ebcec03c2807c9a010f533f00a1b9b6d0fdf7fbd2494e2", @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="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000180138010000000000000000000000000000000000000000000000002800727066696c746572000000000000000000000000000000000000000000000000000000000000280069636d7036000000000000000000000000000000000000000000000000001e00a0010000000020005452414345000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800018016001000000000000000000000000000000000000000000000000280069707636686561646572000000000000000000000000000000000000000001800000000000002800686c00000000000000000000000000000000000000000000000000000000014f000000000000480043540000000000000000000000000000000000000000000000000000000001000002e0ffffffa6a600006e657462696f732d6e730000000000000000000004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a800d00000000000000000000000000000000000000000ff010000002800000000000000000000000000000000000000000000000000000000000000feffffff00000000"], 0x3c8) sendmmsg(r0, &(0x7f0000005580)=[{{0x0, 0x0, &(0x7f0000000540)=[{&(0x7f0000000480)="ffb0496dbd6e8b7f03eb58f2aa47261769e3c8e4e77b9bff3043bbcdebbf55beaae55561673375603ca58b0a1a6ebe9192238722b797443438e556287aa6109dcf2431695c940888c92c3e69cdae5c8d1ae54ea3e6e72db89814c721c3243ae1956af5daa33333bbd61a600e814c7fd6a74f5802b4589beeb1531971ce915f1cb326d6eaceef10c2db1b92e00e3f1cec801dfea23fd8bdb686092bcf437f68fd9910315063ad35ed2a021bbf537c6a5343827b52", 0xb4}], 0x1, &(0x7f0000000600)=[{0x18, 0x84, 0x5, "9d"}], 0x18}}], 0x1, 0x0) 2018/04/10 13:50:02 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2, r4}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r5, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r6 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:02 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x10, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:02 executing program 4: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000526000)={0xffffffffffffffff}) r1 = accept4$ipx(0xffffffffffffff9c, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0x80000) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x2000, 0x0) ioctl$sock_ipx_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={'\x00', {0x4, 0x8, 0x4, "c5ce90dc7175", 0xf857}}) mmap(&(0x7f0000734000/0x400000)=nil, 0x400000, 0x0, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, &(0x7f0000a96fff)=""/1, &(0x7f00002a1000)=0x1) ioctl$VT_OPENQRY(r2, 0x5600, &(0x7f0000000100)) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000000140)=[@in6={0xa, 0x4e22, 0xff, @dev={0xfe, 0x80, [], 0x1a}, 0x74}, @in={0x2, 0x4e22, @loopback=0x7f000001}, @in6={0xa, 0x4e20, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0x100000001}], 0x48) 2018/04/10 13:50:02 executing program 2: r0 = socket(0x18, 0x0, 0x1) stat(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0}) ioprio_get$uid(0x3, r1) getpeername$packet(r0, &(0x7f0000000140)={0x0, 0x0, 0x0}, &(0x7f0000000040)=0x14) connect$packet(r0, &(0x7f0000000000)={0x11, 0x6, r2, 0x1, 0x8, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) 2018/04/10 13:50:02 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000264ff7)='/dev/kvm\x00', 0x0, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x80040, 0x2) recvmsg$kcm(r1, &(0x7f00000002c0)={&(0x7f0000000080)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000100)=""/126, 0x7e}], 0x1, &(0x7f00000001c0)=""/200, 0xc8}, 0x40002100) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000003000)=ANY=[@ANYRES32=0x0, @ANYBLOB='oHW'], 0x2) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) ioctl$KVM_SET_IRQCHIP(r2, 0x8208ae63, &(0x7f0000002ff0)) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000000)={0x103ff, 0x1, 0x2, 0x1000, &(0x7f0000ffd000/0x1000)=nil}) [ 524.616430] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:02 executing program 2: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000000f0a)=""/246) ioctl$EVIOCGEFFECTS(r0, 0x80044584, &(0x7f0000000180)=""/72) ioctl$sock_bt_hidp_HIDPGETCONNLIST(0xffffffffffffffff, 0x800448d2, &(0x7f0000000000)={0xfffffffffffffe2b, &(0x7f00000000c0)=[{}]}) ioctl$EVIOCGREP(r0, 0x40107446, &(0x7f0000000000)=""/174) 2018/04/10 13:50:02 executing program 7: r0 = socket(0x11, 0x4000000000080003, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f00007b0000)={'vcan0\x00', 0x0}) sendto$packet(r0, &(0x7f00003c2ff0)="547a763961e065ba0200add8f605b010", 0x10, 0x0, &(0x7f0000123fec)={0x11, 0xc, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) getpeername$netlink(r0, &(0x7f0000000000), &(0x7f0000000040)=0xc) 2018/04/10 13:50:02 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x89a1, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:02 executing program 4: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x15f) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) symlink(&(0x7f0000000080)='./control/file0\x00', &(0x7f0000000100)='./control/file0\x00') ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) creat(&(0x7f00000000c0)='./control/file0\x00', 0x0) unlink(&(0x7f0000f86000)='./control/file0\x00') close(r1) 2018/04/10 13:50:02 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f1, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 524.720482] device bridge0 entered promiscuous mode [ 524.735887] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 524.759760] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 524.810142] device bridge0 left promiscuous mode 2018/04/10 13:50:02 executing program 7: setsockopt$packet_tx_ring(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000040)=@req={0x80, 0x0, 0x3, 0x73d}, 0xe1) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00005af000)={0x0, 0x0, &(0x7f00003f1000)={&(0x7f00007b1000)={0x2, 0x0, 0x0, 0x0, 0xffffffffffffff26}, 0xffe2}, 0x1}, 0x0) 2018/04/10 13:50:02 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfe800000, @loopback={0x0, 0x1}}, 0x1c) [ 524.915826] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:03 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x4000000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:03 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8983, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:03 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003000)={0xaa}) r1 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0xc) getpgrp(r2) close(r1) r3 = memfd_create(&(0x7f0000002000)='user\x00', 0x0) perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x4, 0x7, 0x5675, 0x7, 0x0, 0x7, 0x8b420, 0x8, 0x81, 0x9, 0xffffffffffffffff, 0x1, 0x800, 0xa4, 0x2, 0x10001, 0x20, 0x0, 0x400000000000, 0x69f, 0x7, 0x8, 0x2, 0x13c9, 0x101, 0x4, 0x3, 0x7, 0x6, 0x7, 0x80000001, 0x7, 0x87ac, 0xfff, 0x2aa3, 0x7, 0x0, 0x3, 0x3, @perf_bp={&(0x7f0000000100)}, 0x4010, 0x80000000, 0xd5, 0x7, 0x9, 0x3ff, 0x9}, r2, 0x4, r3, 0x8) pwritev(r3, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fallocate(r1, 0x0, 0x0, 0x40002) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f00000000c0)) timer_create(0x0, &(0x7f0000cd0000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) r4 = gettid() tkill(r4, 0x16) close(r0) 2018/04/10 13:50:03 executing program 1: syz_extract_tcp_res(&(0x7f0000000000), 0xff, 0xefb) getxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)=@random={'system.', ')procGPL!ppp0\x00'}, &(0x7f00000000c0)=""/119, 0x77) r0 = socket$inet6_dccp(0xa, 0x6, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00006ae000)=ANY=[@ANYBLOB="0e000000000000ee55e23d2000000000ff010000000000000000000000000001000000000000000000faffffff00000000000000e2ffffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90) 2018/04/10 13:50:03 executing program 7: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000001000)=ANY=[@ANYBLOB="e0ffffff170000fa0100000000000000", @ANYPTR=&(0x7f0000000fc0)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="0601000000000000"], 0x20) write$rdma_cm(r0, &(0x7f0000001040)=@bind_ip={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0xf5af}, r1}}, 0x30) 2018/04/10 13:50:03 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, r4}, &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r5, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r6 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:03 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x7, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:03 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) mmap(&(0x7f0000730000/0x4000)=nil, 0x4000, 0x4, 0x810, r0, 0x0) mmap(&(0x7f0000000000/0xe73000)=nil, 0xe73000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x5010c1, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000200)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x3, 0x1, 0x1, 0x3, {0xa, 0x4e21, 0x4, @empty, 0x1000}}}, 0x7b) getsockname(r1, &(0x7f00000000c0)=@alg, &(0x7f0000000140)=0x80) [ 525.236393] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:03 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x3, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000080)={0x3, &(0x7f0000000040)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_GET_CTX(r1, 0xc0086423, &(0x7f00000000c0)={r2, 0x2}) bind$alg(r0, &(0x7f00000014c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(aes)\x00'}, 0x69) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003c1000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) r3 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r3, &(0x7f00004f0000)={0x0, 0x0, &(0x7f0000e46000), 0x1fe, &(0x7f0000000100), 0x18}, 0x0) recvmsg(r3, &(0x7f0000d43000)={&(0x7f000076c000)=@hci, 0x3, &(0x7f0000ae0fc0)=[{&(0x7f0000b9ff8b)=""/117, 0xa5}], 0x1, &(0x7f0000837f57)=""/169, 0xa9}, 0x0) 2018/04/10 13:50:03 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf401000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:03 executing program 4: sched_setattr(0x0, &(0x7f0000000080), 0x0) mmap(&(0x7f0000000000/0x19000)=nil, 0x19000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e53fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000007fe0)={{&(0x7f0000000000/0x4000)=nil, 0x4000}, 0x1}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socket$pppoe(0x18, 0x1, 0x0) getsockopt$packet_buf(r1, 0x107, 0x2, &(0x7f00000000c0)=""/177, &(0x7f0000000040)=0xb1) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000cd8ff4)) r3 = epoll_create1(0x0) r4 = syz_open_dev$mice(&(0x7f0000000180)='/dev/input/mice\x00', 0x0, 0x10800) getsockname$packet(0xffffffffffffff9c, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000200)=0x14) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000240)={{{@in=@dev, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@loopback}}, &(0x7f0000000340)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000000380)={{{@in=@local={0xac, 0x14, 0x14, 0xaa}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4e22, 0x7, 0x4e20, 0x0, 0x2, 0x0, 0x20, 0xaf, r5, r6}, {0x8, 0x40, 0x5, 0x0, 0x9, 0x7fff, 0x5, 0xfffffffffffffffa}, {0x6fe1, 0x439f, 0x100, 0x81}, 0x4, 0x6e6bbf, 0x2, 0x1, 0x3, 0x3}, {{@in6=@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x4d6, 0x7f}, 0xa, @in, 0x3500, 0x1, 0x3, 0x3ff, 0x4, 0x0, 0x4}}, 0xe8) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, &(0x7f0000007000)={0xffffffffc0000001}) epoll_wait(r3, &(0x7f0000000000)=[{}], 0x1, 0x0) epoll_wait(r3, &(0x7f0000cd8ff4)=[{}], 0x1, 0x4) ioctl$UFFDIO_UNREGISTER(r0, 0xc020aa04, &(0x7f0000007ffc)={&(0x7f0000000000/0x2000)=nil, 0x2000}) 2018/04/10 13:50:03 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8902, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 525.325208] device bridge0 entered promiscuous mode [ 525.342674] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:03 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf3030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:03 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x14280000000000, @loopback={0x0, 0x1}}, 0x1c) [ 525.377907] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 525.409226] device bridge0 left promiscuous mode 2018/04/10 13:50:03 executing program 7: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x8000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000000)=0xd, 0x4) getsockopt$inet6_buf(r0, 0x29, 0x6, &(0x7f0000501000)=""/95, &(0x7f0000000980)=0x2) [ 525.497891] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:03 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000040)={0x79}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x3180}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/10 13:50:03 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x891c, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:04 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xe00000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:04 executing program 7: r0 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000100)={0x0, 0x3, 0x30, 0xffffffffffffff37, 0x59c25861}, &(0x7f0000000140)=0x18) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000180)={r2, 0x6, 0x10, 0x9, 0x1}, &(0x7f00000001c0)=0x18) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b90900850000000001000100e710", 0x102}) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x0) dup3(r1, r0, 0x80000) ioctl$SIOCGIFHWADDR(r0, 0x8927, &(0x7f0000000040)) 2018/04/10 13:50:04 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8955, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:04 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x5000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:04 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000265ff7)='/dev/sg#\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS(r0, 0x80605414, &(0x7f0000000040)=""/164) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl(r0, 0x227c, &(0x7f000097e000)) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000100)=@assoc_value={0x0, 0x200}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000180)={0x1ff, 0x8204, 0x2, 0x81, r1}, &(0x7f00000001c0)=0x10) 2018/04/10 13:50:04 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(r3, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r5, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r6 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:04 executing program 4: r0 = syz_open_dev$sndtimer(&(0x7f00000b5ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000029fcc)={{0x0, 0x2, 0x0, 0xffefffffffffffff}}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00006dfff0)='/dev/sequencer2\x00', 0x0, 0x0) fcntl$notify(r1, 0x402, 0x23) 2018/04/10 13:50:04 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f00000000c0)='cgroup.max.depth\x00', 0x2, 0x0) fallocate(r0, 0x2, 0xed2c, 0x6) sendfile(r0, r1, &(0x7f0000000040), 0x4) 2018/04/10 13:50:04 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000000)) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000100)) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r1, 0x4010ae68, &(0x7f0000000080)={0x0, 0x4000}) [ 526.447273] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:04 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc) getsockname(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, &(0x7f00000000c0)=0x3a) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x4e23, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0xff}, 0x1c) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000de9000)=[@text32={0x20, &(0x7f0000f59fc6)="0fc75fedc4c3c968fb6c0f9cfbb9040100c00f3266b842008ee80f230064672ec015dec4e245bea5d41e6082f9440f20c03506000000440f22c0", 0x3a}], 0x1, 0x0, &(0x7f0000000180), 0x0) [ 526.510726] device bridge0 entered promiscuous mode [ 526.529099] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:04 executing program 4: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x80000001, 0x5, 0x1, 0x9, 0x2}, &(0x7f0000000080)=0x14) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000200)=@sack_info={r1, 0x3, 0x7ff}, 0xc) r3 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/enforce\x00', 0x16907e, 0x0) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f00000003c0)={{&(0x7f0000ffc000/0x3000)=nil, 0x3000}, 0x3}) r4 = syz_genetlink_get_family_id$fou(&(0x7f0000000280)='fou\x00') sendmsg$FOU_CMD_ADD(r3, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x1c, r4, 0x0, 0x70bd28, 0x25dfdbfc, {0x1}, [@FOU_ATTR_IPPROTO={0x8, 0x3, 0x32}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20040010}, 0x4000) io_setup(0x2, &(0x7f0000000180)=0x0) io_submit(r5, 0x1, &(0x7f00000000c0)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, r3, &(0x7f00000001c0)="9a", 0x1}]) 2018/04/10 13:50:04 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x4020940d, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:04 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf303000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 526.555692] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 526.584817] device bridge0 left promiscuous mode 2018/04/10 13:50:04 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x300, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:04 executing program 7: mkdir(&(0x7f0000000000)="131377c5fc35d41454d5d41d29ad1a6029598146e6be166e41ad0dbd4054033c9f33bbda8224a2f3d772e7636e48b33cbf708372e8f1b9933ec5127743be2206209ef02df9cbf2f6e880d3382f", 0x0) rename(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00') 2018/04/10 13:50:04 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00008f0a07)='pagemap\x00') pread64(r0, &(0x7f00000000c0)=""/8, 0x8, 0x820100100) 2018/04/10 13:50:04 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x400000000e) ioctl$KDGKBMETA(r0, 0x4b62, &(0x7f0000000040)) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000080)={0x0, @in6={{0xa, 0x4e22, 0x6c66, @dev={0xfe, 0x80, [], 0x17}, 0x100000000}}, 0x3, 0x5}, &(0x7f0000000140)=0x90) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000180)=@assoc_id=r1, &(0x7f00000001c0)=0x4) [ 526.767006] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:04 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8953, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:04 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x7017, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:04 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000000100)=ANY=[@ANYBLOB="18000000000000000000000000000000c500000000ff00009400000000e5000095001a0000000000"], &(0x7f0000c43000)='syzkaller\x00', 0xfffffffffffffffa, 0x1000, &(0x7f00009ab000)=""/4096}, 0x48) syz_mount_image$jfs(&(0x7f00000001c0)='jfs\x00', &(0x7f0000000200)='./file0\x00', 0x4, 0x9, &(0x7f0000001700)=[{&(0x7f0000000240)="73d1e0f3f90ce0012bc16f0a958be9395f0882ae3926612446b37ebfc0f75a37256a8c3eb018aa9eb801f34e74e5b658e4d5bf6cbc6cd456ede45b46ccb722e42e0e8186cd132a350070099b7f7b34bedcb1ec7239b72fc517833a12086ed21b92e555f9047443a2247bd3898db64de66088d88c49590a1dbac537b3fe58a164bb7865d3961488dd89729dde88e2cc06562db8fe104b8dbd3d2fa94d813ebdb049275f266dc4f91416870365f422a769d8462068eb94e176e5f2ff24bfacd6bfde26b26c4d16814c59e44763aeb395f85fa2de7a2ce01292f83a", 0xda, 0x70}, {&(0x7f0000000340)="618206ca6049fa0181d3331f3c84ab82858bc48ffe6789cc8702f14df2cf85690d830f76db5b118ab475b4d6a0dc18707cc3c9cd17b8eabbbc97e4c10914a46a8c921f64b2f2479db43313a130927221e3df35d9cd4a58268137211172ef55df4e629366c573337b064a0b6cae8714d6bc663fcbe42db8fb0ac03d15c4a1c7fc600bec", 0x83, 0x8}, {&(0x7f0000000400)="33bea2558ecf1a5175ccfa32e1a7da71fab234b65219edd3d928453a858ae37c45b88da6c2a92394bb13fe71da6d0733cd428f053a4814a936135fd0792032403138200048892cdcc288920125a843492cea212ef1f19fb61c5bd82a31efc5b7ee0cec7098713ac3005021b5c0926fb89c5d13b3b7f578c2f4fd10a1a4688736b11f16eeea2eb3aab66f50f5746d828162fcffe0ba0cb6ab5d2af421a9f0", 0x9e, 0x100000000}, {&(0x7f00000004c0)="2fb78e5856efe58fae1686225e2c705f7e7eb32c98fc95ea8e9bf9cfbee0b1b48f360ecd81106ff1ca822b4f2059dda585b80e8557daf6602d0e25f6e566e75744c6", 0x42, 0x7fffffff}, {&(0x7f0000000540), 0x0, 0x4}, {&(0x7f0000000580)="f4c9b5731fcc0fee28059f4c274e23a94aab9a314d10934e0ac35e2b18d97bf95c59028d7699eae39b29e6e0698d9b27d85a8f45fc9c2869e62949fddb72d5d02ba961ce3d33714b77a2b348764de1eb3586e2ee4324e7fd", 0x58}, {&(0x7f0000000600)="932ddf25e137cb3526a17bccd7e238088e7ac92b007566f5e4f72779b547ae512b11d60e5915d9fe3e33304e407e2a1a0ae4ae77d23f8bcdded312", 0x3b, 0x1f}, {&(0x7f0000000640)="da187a68650cfb70e77684a368b9002d1f97f10c6b069cf0e8c8a910325403f49b04a5d9a348cad612c43ab8568b123ef8aa943e2bf4cf8527193db5f7f13415123dd92eca0a71729eb64a8ba4055f2b107c9e83be63c3e7300073e9b5ec5065c8d50225d024320333b59dc8b85f92d5b893838ad7b7caabbfe960563bf38d36ddcafee4405831033ed6005cab4b", 0x8e, 0x4}, {&(0x7f0000000700)="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", 0x1000, 0x2}], 0x0, &(0x7f0000001800)={[{@errors_remount='errors=remount-ro', 0x2c}, {@errors_continue='errors=continue', 0x2c}, {@gid={'gid', 0x3d, [0x0, 0x39, 0x39, 0x30, 0x37, 0x37, 0x78]}, 0x2c}, {@iocharset={'iocharset', 0x3d, 'cp861'}, 0x2c}, {@usrquota='usrquota', 0x2c}, {@nodiscard='nodiscard', 0x2c}, {@grpquota='grpquota', 0x2c}, {@gid={'gid', 0x3d, [0x37, 0x3f, 0x31, 0x36, 0x35, 0x38, 0x3d, 0x0, 0x79, 0x35]}, 0x2c}]}) r1 = socket(0x10, 0x3, 0x0) r2 = syz_open_dev$dspn(&(0x7f0000000140)='/dev/dsp#\x00', 0xfffffffffffffffe, 0x232040) ioctl$VHOST_VSOCK_SET_GUEST_CID(r2, 0x4008af60, &(0x7f0000000180)={@host=0x2}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000000c0)=r0, 0x4) write(r1, &(0x7f0000000080)="260000005e0009000000df623339410e590000000001000000ffffff00000000000000000000", 0x26) 2018/04/10 13:50:04 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000100)='/dev/usbmon#\x00', 0x2, 0x141201) ioctl$KVM_GET_PIT(r0, 0xc048ae65, &(0x7f00000001c0)) r1 = socket$vsock_dgram(0x28, 0x2, 0x0) getsockopt$sock_buf(r1, 0x1, 0x1c, &(0x7f0000000040)=""/138, &(0x7f0000000180)=0x8a) sendto$inet(0xffffffffffffffff, &(0x7f0000000340), 0x0, 0x0, &(0x7f0000000380)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) 2018/04/10 13:50:04 executing program 4: unshare(0x8000000) r0 = mq_open(&(0x7f00000deffd)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x5, 0x2}) mq_timedsend(r0, &(0x7f0000000840), 0x0, 0x0, &(0x7f0000000880)={0x77359400}) mq_timedreceive(r0, &(0x7f0000d56f7d)=""/131, 0x83, 0x20000000, 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x101) ioctl$TIOCSBRK(r1, 0x5427) 2018/04/10 13:50:04 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x103080, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:04 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:04 executing program 1: mknod(&(0x7f0000000000)='./file0\x00', 0x5, 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000a51ff8)='./file0\x00', &(0x7f00002d6ffd)='9p\x00', 0x5000, 0x0) mount(&(0x7f0000b44ff8)='./file0\x00', &(0x7f0000447000)='./file0\x00', &(0x7f00000e1000)='msdos\x00', 0x9022, &(0x7f000097bfff)) execve(&(0x7f0000001000)='./file0\x00', &(0x7f0000002000), &(0x7f0000001000)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='cpuset\x00', 0x10000, &(0x7f0000000140)="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") [ 527.062704] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:05 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000400)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x5}, 0x1c) setsockopt$bt_BT_DEFER_SETUP(0xffffffffffffffff, 0x112, 0x7, &(0x7f0000001500)=0x4, 0x4) sendmsg(r0, &(0x7f0000014fc8)={&(0x7f0000006ff0)=@in={0x2, 0x4e23, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x80, &(0x7f0000000040), 0x0, &(0x7f000001ef80)=[{0x3b74bb9931f5b110, 0x0, 0x7, "4410050400ef000097"}], 0x20}, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x200000, 0x0) getsockopt$bt_BT_FLUSHABLE(r1, 0x112, 0x8, &(0x7f0000000200)=0x5, &(0x7f0000000240)=0x4) sendmsg(r0, &(0x7f0000000180)={&(0x7f0000000000)=@pppoe={0x18, 0x0, {0x3, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, 'lo\x00'}}, 0x80, &(0x7f0000000140)=[{&(0x7f0000000080)="ce", 0x1}, {&(0x7f00000000c0)="9598f31e8a70cb0ee05da1de42ced8ebb72e9ea6f30f143c5dfe792ce05b278dd4d375a81fb13ce35b2574cabc40cf164818fc178d1594790fd0d0c7ce95aee9c7cd5cabcad64f62b228cb71c0c061692f622fe66cb5eb4339da43d1d1f1eb356f26", 0x62}], 0x2, &(0x7f0000001540)=[{0x70, 0x10f, 0x7fffffff, "7ea55211418a077582ff23973a88a8149de767b578ce83e10a8584607c2735a4a855e6d8664018eb9b427a95b10323bcab366de2ace200dc2b26bc76c9f53f087d94a46cf2a83f10a21176e5a5185adb71bae089eeee0bda2417320256e55a"}, {0x1010, 0x110, 0x5, "ed8d6ccea2bc4d25781ae351e7b0135a10f56cec68a9155d1e6108d494caaf586f12dfeb0312bff930395930e52d80e99218222c5ce5bf3aa9153abf3f42ab38fd8c2c1d2b485733ae202cb9ebb259fdfa3ad5eadebd1bd4aaeaf0b7547af1b07fdedeaf63a60618ebb2100251c063293795d667ee5a81869bee5a8fed20ba2c628a813809497ed18ebd74480f82b02745785ee70ced70f7e55820a1e429675c97225984e41879a40a9351032bf127ac2092d7faa0bc03436b9b0f6cf395cb31596255db8f1b20cdb920eab22c46e2f8a0ebc7a1acfcde0b40c1a6831aa0599af50de054f6e1192a53a2141462dd20671b0b983f5f42ef795eead7f547d824ecc12a4fccd5dc5d8f48e249c399a7d76d38a325a71e7e492fe9cd08b4b65accfedba110f3297ede4adabe02b77fa5524662bba62617c6712f11e968ed9b34b6446f255c52e746b95b3a6c72771e0f0ef3dafab5d56b85d1bd74c758b8af4cfd7f4c7972b6f2b0815d54af47e7bf3703ee6bcfbde29131e25f86c420adc932dee62a051539fd874e9f100bb9686f4bc2996f30636def37e825c49dd2b1a60efbdd07a0a0ebbce0621816979503fc0a9d3218d8f26fccfd1590312027cb13fcc1ee7ab540c0c26e18ae0d42eb711e1b603df219c4be0af24b063a6f0c2deb0689b3c992d7fc11d333f3bdf58e89b971c1f0d135f41974554097cfa5b4569f6a52a3673fa3d3c808578c61c69f50c4cbb92f72468acbf40a8106e52fbaaf03b19372b0b239d7ab423af56656afb597b636f7249717d9e868865bdf7e2bf560bfb5f557d8a04c3f71a1e2e9f17356dba60fdb5ca128b237413807e0607854d10bf2fc8046c85792b8aa49d757184068c3a60e74b966da5f080da0be5d83dcb16f9072004abac0f4512a1399dff405db4a1c70fe4d31721ebcc1f8b54bcbf9ab1a84bf259b4e8fb6476a9745f157bd64000cf517dd8b7fa9d7b50c02064fe97eedba1d10f7875516d31501434222788c7726f983511d2f1b43f4b49d68d1d991d948c2c87452ce0888c3d9c4afb81caf9c2ecf2c2779e4ea81ca184bdd9672b221cd58132abad832edfa4b2a21a9e047c71772353e39438fcc4bc228703293e590fd1292c7211ae714d83a27cfe1e7f5e6a9345e7754e6d48a4d7bb60cdaca56f0502b0405ec0ebb0293dafef4938dd28127d101f018008e2eeb00cdc1e7bb2e0093d005ab6efd8f94d181ea292312fca9782ba0a6eee7d6dbe89417e00ccf9a35c282af85ad90593d52e75fc115038104b5f22da771d18766813bfd01cc8f39928e8b965a9f19b8d817fc6427c3ea08ba0d5eb9da71b9148705df5e9ea90709627f596f8a937e2f2b350abc4aee0f2182dc26ecced91986f8329bc563efecab6a5d51fe998b1ab66ae205c056d041245372b7f32ce14206f0ad887796615e2aab793570cc1335c44d99e1b0e1e1937d5053e631059a87d6487e2c6b51edbcdd09b5922875fffcb1a87b590513e251af45cdf02c56862c0c321b13a933fdcdee7f9a73c6357465b9077d0a704596933b17e12261f91e6063fc9a6280b34a32f825248e10a4c3e108e5bb4cc66c11ac87e82f051790776308109bb6b1a5d827c4901b28ddd97e992910d04febc796a485d12ce719c75f96f9e09932668ab676c236fa0dcbcef3b04329486b2d7058a836486deb2dbe0dd65bf1e0f75ddd7c94f5fbb68ea582320372bfd1dd3777de12cab070f413d565f3863dccf36740269f7eb1f4dd70a78fcd6bb00ccc7bba69cb36c7da5c9f300baad6786297518c507b5ba813985341bb97897187f379ce53c55f37a19113fc4bbc0d79599ce8ffca6081376d64ddb85ab05aeb49c26e8eca7933030239e445a51a3fa65d18c1d7ec742bf70895647e248fb5d00cdfc3614fad6a1c4fc69a40195ee68420c9e706b748b40870f44d1cd1504e5d47c584299491f90f975acd4ae853ad54a8e3bdf900f73c84fac2cd39aa5e78e04bc386938cce0d6ec4799f32bf5223778c875bc591ec94d6fd31ec05d51a988cba9826f91888f7ea08fbfee4ce82df2f29152c152b87a9c91973969bbb9c6b2d72ca2080f0783d6e265635936909de5a53e8bd444679478c321f7ac065be30d9252bb47d43a8a434a42284e2791633eceb09ce484aa35dc55270b73e49c482ee74c7bf147658366907cc73c4facf1f8e50e69123d55d27de90111ba77a7be7428316e7d60eece25d5e5932b6d2e0a98d870f255e7b75e3915400d36f605b8522ac1e6f921810c89eaffcc145c02a806258837524c07a58e352c093ad76deab8065d0aac999359908efa1f9e8a3a799cc8ab31671e5719aafa1c0d0cd469afc28adaef6a04baf3d0a7527185465b79193f4f5f683607a4ea7e18baf1497795aa182fcccf259cc0376f95f2a0b66381632ee3a4b712b11ad1c7818a0c1c5d7689a7cf0823ec1b36fd8cf31030efec3ad07e32370f9a8b40959960430b32d9319afaa3eaf54e8cc4b73734ce6d9565f9fca0c8bb66bf306df9e4170f07892bc3f7c57197a26f081eccbb07f2ec515a5b663e6d1a53ba96c54ecf8ac4fa6c76c8ff06b885d7036a00e97d3a3e6819a01b8b336eb560d768d9ed73ace01c1843d91b55902ca8f29b13cbeeef331df1937d3e7bafdaabf0e74b9db36033d7ddd4a9c0856d252c9ea1fb1fa7565bcdf698358051d4ed075291b6c066ccc5a5498fd93e38ff842e1ea19749de9860575e8864159416f86e31576a6469fd9a53de31a889d73b7574630ca979d6e7ccbc8727efd7a6a6903843a0dd5736b477bfc5cb4965ef87363df022520457746638815732c117d3aea8235fe376a9a9d6aae6c76a4f8ca6ab6fdc7b622cdd23636ef06500ba537050340417da248a56052bbf4efeb59623284cff3ebf0e79a3f54bffa72ec6992842ea6ad994a063e461bea6281d2282e075295b4e7da7b422d40b8afa6c7e2d829cca3e97e2d41b74d634c40cadbdedfeb689ab51ac142f9bfb07ad8b82a7dbf284a153286768f2fa6327aa39c2548af7912211844ddc0a8a9c7384dfcd9eceee7f6282612fe420b910c375a51c6dc1b0424df620b78ca609f832c34418b1bf3b456bd56ceaac99ebcf565d06da8ed77b0029ef4de145642611f6668647de021e8dc18c189aee95d012941a71efe634b15339db9d416c414642f1fa4f58120110ee449519dd4c2054713a922119bdabf74db35327308ac91b3f1d066fe0a98edc1ee1777155e0459814ace6961f28da203f85d0d44f39ca7cf6bb8f40b22da94aea3b0e0a10869ff3a011997630c685a15c2ef591d721a3742551aad0f89b64c9e00fb49bd40717f73e16e4cc9567121887eb47034f2a18d9d27baabdf94e76995565ba194b902b2ea374337183481963a4e3b961f51260f5e6b482059ff0c1a54b4bb8d6c30d66df74f8fa5dcec45744c582cc934a9d1e5f112a6381305fdc772129a6c00e2b2996160076ac6f7e51dbd44806e938c98bdcf9c0e9da45562eb22701012adba4a597fdefcb1046cd4b374b2c6377383234f1ae193c5ff241bb11b8b5cb826da82916fb9c71d37d8101954f0cf62c53abe480bbcfc30636bdd494557f0acd9b9a78637f0d5ebee9b7d5045081ee20fb3cc80244abd4c66dc5df7a588336ae3b85fe323cbc76d8a6a1a4df88ea6d501e67fb062c2168cc3748aa34497f8ed91870db7a2f0c19152085420039bc8b16c8b13a7b662e8bf586e8d7725c9bf32127d9701e0591ca99739f71aee654947917c534207aa32b52382c605c4e0fcd4e125906d2a48cdcaf2822d136de968a267e77303aeb0ff366dbec56e41f041abf675611f493e527114f2e4e8300cc8b52d43db724adb39c09443b70d68d27706e522bc3ff04a3fabc2ed04dbfd438854f06e62f421b82cf98af15bbca99cd8d836b58eb45c513ce58cdb3f20d6faed6730f13b21149bee09a852cbc57011469d0d8fd87a3e718d69d851e38e4be44bcfc02ffb09a59e583969cfbd662c5dcaa791f911ceaa66f1dc4bca27732a42410780a7cdc312436fbcefab7c293141df44aac4ecc6c40ce528289d34fe7e79c96bf63e18c1a97257bf9bebf5150e1b13de0f70e495f284cc4ab1e511916f82d70426af25666d994d27cc71cda5be9e45eb4ffb7b8e44214196c28cdcdcc8b43a1947fb5cd2c245f6dd54a8cfcc14683326e3d867e6e51cfdc88ddedf4eedf660769d9803ff4604ea3206fc5b7a3e8cad5d6f30f6c6aa8e1251f416daf15ba36896580c311aaa386a99abcf085890b8d0f585c6db5944b15e08e6d066a714d6660d82079b80c7038a4fea89a3b2327167ed49e38b9c821c05b4018d70880af080d92aa64ca8174d0e32be3a3c05fe5cf7f8890b897be8a24f5da63d823118f3943d2bb4492baf3d2bf100677c43fe86fa68e103393c7cda60a695ffc4d01901a4a57f680df783c03c489306e77a556f26a2259ec450b17f5e455b193b3a1e2dfe2291dcf109e0afd133260edcb71aa2ecbabc859249313507d892e6bec534647347d2ceabde505aae050a4c2f2073c1a2cba055b3ffc284d648e5a8c8d367dd1aa0b1f6801e49cedb55371b560517ac2873f4349ae35862ae816bfe1649df88d33fd9c373fd70dc4336d3bb1c9ed2587849bbe97a5c6278035c1cd9e37542f95b38ddf8ca8a0a43e7cbc7ac3fa79755815d82e427e4bf1a759e42ce71d4befa2694312555d578bbdc9af8b89ad95b81f765fce6e53cf256f8d01fc216394887b1e866eb00aa34149cda4e01f92bcef1cbcbf3b969a57deb23b7cd4087523decee2b591c244ed86be408f960c534e1609fb23458e34b68102915997694335ea03ee6d221a76aee0ab8c71418806898e8d58f1ca3aa9b6fd28c1cfd4d8106f95caa6d628a48a58ca1f1f6830e10f00713a91e0bbe9570eb3583d7a33e4aae9a3d2d9809b9165d7119447233dbbed7ee7bbb2910968b72a315188c3a48adc687eeb04e22199b077da68a7af338a4d4e72574223b5551b71eb27205c2b097e4520c71c04518bb3da258565804eba5f7de761f3f1145dfb0a7070b74aaa7fa2c9df7cc1ff586e36de9aa4c7b9a9d48b0606c5796c527ecff638b0dd1b0d2aaf67dc41750722e0090755cf0a3a0271ba6f2197d36ae4245445b921c82aab4a80d0234fe4ed38e3930a9073b0d4171f2b9c3a4d9370fe4b9a76bde1fe6966ae9cf246139c9588000fa987643e850d57c93905699c7f25b9c8f0c3d675e059649995b2c26004465ce59d99ac38c8379917f8df4c48b719bc7c580ec4787f647de29f1abb9288618b51830287e17dd8bb89f1ec0e05236cd09c7dcd05fa08b6f16dd04ec9e4d05029f6b2274483e9b16ffc76973a86dd3b463cd3c847e1c61b1fdd8395b6c46f1e633a212ccb77d52f2d00ba5f4d71215f9177ec278a13b00cdbf0dd5f816d1359163297e825c429000ac12d8c56ac1548f693cd0972bb779b1e7283933ab305938245cdca7c1e18ccc707c4ff60ed239ec8b630979b80d7d839d5e9f4e515b2f79cd4f88435de42ee95b3f6384918132fa73f94a1ea67ddcb345b1b3ea390a5d64ba32624878179e314445501bc736b03ebdf251914763ab660fc41a413e00b3f206d1a3a818b660fec2178a27f719baad0a4c45fc5291cc0accce6c7b201ea896e9a03064f541e7bb7cbf89915ded816a641d295a3d188e71be17405ca7b373dd38f8d2959774b80cd8aec5d97cbaf0b09d0e3eae91468c1c1df92313e10af81c5aef6e2e7a022a71a204ece27a780486561fd7"}, {0xf8, 0x11d, 0x8, "cc2b56899806ead516bfa4ae8990222767c104063e960f978b3dc6330088138cdbef97e7e25b111ff01d85cf4ead56e685abf0430f4fad849124b1c388c0b653eaf4292dbb5fd1bdf9227a7bd4bf8d62a00f29745794b8078b2815f83730a3870715675ca39799411b2563a51d0a80ff324a641ebd701929e94928c109676b3964b1cf324f4235e78ac70d01de9777ed42f8376163c02bc26a080cc54c8975cba7f4deb35381099302bec4907345b32f03623d547e504a8cacd18ba121c35ab66e8165fc946c428eee0a044f6dd924990e106d44363af49d0a02a533dbebdac020"}, {0xc0, 0x84, 0x401, "eee89f52a6bfe2dadcb6b5714a099a94b0a50b0190b99e874856ad81e6753cbf2c2925c3afd6f33359f7a676442d9ca99a27de2729062d277b87d4aaae8a0430a7a9f6e6413ebcd46b617772d0eef6bf2bbaf347cdb94d020fc7cdff76622f57b760d3cc4c0272eca55d9bd18ab8304f73eb90c2f40438a8f6b3d74808373bedbea2f1f716705238f3cf4f13f2024d9dd9c93bda3856a741c57f52a6f55ac577b7173aa426ef14d8ab07"}, {0x58, 0x10d, 0x3ba8, "c0a5c0a459abc6487049de0aa8c51bed29d2fafee646476f777aad501194bd94a09df667e9bdf016dcbce8f90bf52b74b68edbcfeef4fdcf1f90abdad78c14e211ed4ef0549bcd1a"}, {0xa0, 0x116, 0x4997, "ec08260e0648e98f5f133ed2f79d2cc6c824250e938c6bf4d7c8e1866f3bf3a58c7c1cd3dc99a0e7cec5c8f16b5f831cdb618217e2ced8c6156bd60ccd61c7cb84284389b4ee039b2d2a03e663a2e373f3e2a2a532f8ce24d92598b322899b18ce782a44419ff7a38b0af29032b1902e66b9e09513f884f80b763e064a6285ce6b3b76d22fcde7ae58349305"}, {0x18, 0x10f, 0xffffffff, "e3caa6"}, {0x30, 0x103, 0x0, "d0377cc548d4e5a3fa6cdd9293b690849f545dc83082c1bf80a0ed65"}], 0x1378}, 0x0) 2018/04/10 13:50:05 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8916, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:05 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf303, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:05 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0xa01) dup3(r1, r0, 0x0) ioctl$KIOCSOUND(r1, 0x4b2f, 0x1) r2 = request_key(&(0x7f0000000000)='rxrpc_s\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000000c0)='proc[proc\x00', 0x0) keyctl$clear(0x7, r2) socket$inet_smc(0x2b, 0x1, 0x0) write(r0, &(0x7f0000c34fff), 0xffffff0b) 2018/04/10 13:50:05 executing program 7: r0 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x10000, 0x40000) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ashmem\x00', 0x200, 0x0) ioctl$TUNSETVNETLE(r0, 0x400454dc, &(0x7f0000000100)) r1 = syz_open_dev$tun(&(0x7f0000a9dff3)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNGETFEATURES(r1, 0x800454cf, &(0x7f00000003c0)) ioctl$KVM_SET_VCPU_EVENTS(r0, 0x4040aea0, &(0x7f0000000280)={0x9, 0x3f, 0x8, 0x0, 0x5, 0x7, 0x0, 0x9, 0x5, 0x80000001, 0x0, 0x4, 0x0, 0xffffffffffffff43, 0x936, 0x19, 0x400, 0x1, 0x586}) r2 = accept4$bt_l2cap(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80000) r3 = memfd_create(&(0x7f0000000040)='/dev/net/tun\x00', 0x1) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000180)={0x0, 0x8, 0x7, 0x1f, 0x3e5c0cda, 0xffffffff}, &(0x7f00000001c0)=0x14) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r3, 0x84, 0x73, &(0x7f0000000200)={r4, 0x7, 0x10, 0x1f, 0x7}, &(0x7f0000000240)=0x18) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000080)=r3, 0x4) [ 527.263436] device bridge0 entered promiscuous mode 2018/04/10 13:50:05 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xf877da1c, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:05 executing program 2: ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000000)={0x2, 0xffffffffffffffff}) pipe(&(0x7f0000000040)={0xffffffffffffffff}) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r1) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f000001bfc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f0000021000)=@mpls_getroute={0x16, 0x1a, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {0x1c}}, 0x1c}, 0x1}, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r3, 0x6, 0x22, &(0x7f00009a4000)=0x5, 0x4) dup3(r1, r0, 0x0) 2018/04/10 13:50:05 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0xc0189436, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 527.320413] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 527.348434] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready 2018/04/10 13:50:05 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x4000000003) ioctl(r0, 0x5382, &(0x7f0000001000)) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000080)=0x4) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f0000000180)={r1, 0x5b}, 0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f00000000c0)={r1, 0x6a, "2704000000000000095dd31f1ed11c649e3e082f03fbf905994667ad4b218a16b65c296331b9af79bf4d46945c8b3a0e604ad90b914626a1a65b2607ce52bf1531d53abb5450cb123a0673775b61073dd7a3582f9cabae6f7be3a9a971035e6485b444fab5dfa5188f43"}, &(0x7f0000000140)=0x72) fcntl$addseals(r0, 0x409, 0x9) [ 527.375811] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 527.390192] device bridge0 left promiscuous mode 2018/04/10 13:50:05 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:05 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8924, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:05 executing program 7: r0 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0xb7b7, 0x200) ioctl$DRM_IOCTL_AGP_FREE(r0, 0x40206435, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x8000000000c95}) bpf$PROG_LOAD(0x5, &(0x7f000095c000)={0x1, 0x5, &(0x7f0000000080)=ANY=[@ANYBLOB="180000000000000000000000ffffffff150001000000cb1d0000000000000000950000800000a24ed6acbf7b1ed4b5ae82e600003962d4f04902cd96583c8dd1c270aaf3f1406604a69bddda29eb4c99f8aaa18d1970aadbf12a75c520815115ca6d7130dec9cdee165f1ba453341a14e172c9d010e0dff55588"], &(0x7f000040dff6)='syzkaller\x00', 0x1, 0x29e, &(0x7f000000a000)=""/195}, 0x48) 2018/04/10 13:50:05 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept4$netrom(0xffffffffffffffff, &(0x7f0000000400), &(0x7f0000000440)=0x10, 0x0) move_pages(0x0, 0x0, &(0x7f00000001c0), &(0x7f0000000240), &(0x7f0000000180), 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000040)={0x7, 0x0, 0x1, 0x49}) ioctl$sock_ipx_SIOCAIPXPRISLT(r0, 0x89e1, &(0x7f00000001c0)=0x80000001) ioctl$sock_inet6_SIOCSIFDSTADDR(0xffffffffffffffff, 0x8918, &(0x7f0000000380)={@dev={0xfe, 0x80}}) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x0, 0x0) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f00000000c0)=0x7, 0x4) ioctl$ASHMEM_GET_PROT_MASK(r1, 0x7706, &(0x7f0000000080)) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x4028700f, &(0x7f0000000100)) memfd_create(&(0x7f0000000180)='io.max\x00', 0x0) 2018/04/10 13:50:05 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) mmap(&(0x7f0000000000/0xc72000)=nil, 0xc72000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x20080) ioctl$ASHMEM_SET_SIZE(r1, 0x40087703, 0x5) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000080)={0x0, 0x7, 0x81}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={r2, 0x401}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000180)={r3, 0x8001}, &(0x7f00000001c0)=0x8) setsockopt$inet6_int(r0, 0x29, 0xcb, &(0x7f0000000000), 0xffffffffffffffe4) acct(0x0) 2018/04/10 13:50:05 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:05 executing program 1: socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_aout(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="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"], 0x514) r1 = epoll_create1(0x80000) close(r1) r2 = memfd_create(&(0x7f0000002000)="6d696d655f747970655e5c76626f780565743028255b73656375726974796370757365742d262727a0255b7070703000", 0x2) fcntl$addseals(r2, 0x409, 0x4) ftruncate(r1, 0x6) 2018/04/10 13:50:05 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfec0, @loopback={0x0, 0x1}}, 0x1c) [ 527.757662] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:05 executing program 4: mmap(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='\x00\x00\x00\afles\x00') getdents64(r0, &(0x7f0000000000)=""/235, 0x24a) getdents(r0, &(0x7f0000000ea9)=""/407, 0x197) setsockopt$inet6_tcp_buf(r0, 0x6, 0x1d, &(0x7f0000000200)="b9c8a1d6f9fed34d9669d7216f07c05afd3ec9c1958298196ff1435ba0636d49ee218a96ab0f5debcf54f8831cdc76627cf62efe9cba18f0b244f386dd00836e0b25906982943f2ddb1865615e4688a712a71e0ffa9037bb81073dccb2eec849960d87d81e5c2ddbc74b52e9f524e209986ebc0740200e08b49e83679e6b3e618d76f2cf4f71e369c915b4e51f7543fea661f3945685e508f4c0fc5b74b9ea54128b6ad5e2a8515a5ae920cd29660747fe2ceb0c5fca36aae065ef2d1b63254ef726e95b4279a82afadc120684f3267be8f20f", 0xd3) ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000100)={0x7f, 0x6, 0x1, 0x2, 0x6f, 0x4, 0x1a, 0x7fffffff, 0x80, 0xca2, 0x100000001, 0x9dc}) 2018/04/10 13:50:05 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f00000000c0)={0x81, 0x1f, 0x60a, 0x8}, 0x10) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000005c0)=@bridge_newneigh={0x30, 0x1a, 0x1, 0x0, 0x0, {0xa}, [@NDA_DST_IPV6={0x14, 0x1, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}]}, 0x30}, 0x1}, 0x0) 2018/04/10 13:50:05 executing program 7: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/ip6_mr_vif\x00') ioctl$KDDISABIO(r0, 0x4b37) r1 = memfd_create(&(0x7f0000000080)='dev ', 0x0) write(r1, &(0x7f0000000000)="de711a26e432", 0x6) sendfile(r1, r1, &(0x7f0000001000), 0xffff) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r1, 0x0) clock_settime(0x0, &(0x7f0000000100)) 2018/04/10 13:50:05 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8981, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:05 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1770, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 527.881206] device bridge0 entered promiscuous mode 2018/04/10 13:50:05 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xe00, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r1, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r1, &(0x7f00005c9000), 0x0, 0x900000020000000, &(0x7f0000000000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000040)=0x18, 0x4) sendto$inet(r1, &(0x7f0000000300)='U', 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r2, 0x0, 0x43, &(0x7f00000000c0)={'ah\x00'}, &(0x7f0000000100)=0x1e) ioctl$KVM_ENABLE_CAP(r2, 0x4068aea3, &(0x7f0000000040)={0x79, 0x0, [0x1]}) ioctl$KVM_SET_GSI_ROUTING(r2, 0x4008ae6a, &(0x7f0000000140)=ANY=[@ANYBLOB="0100000000005dd40433a2c5617faafcd7c53af00b0000006ff63fef4db2b02e4300000000004000000000000000000000000000000000000000000000"]) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r3, 0x4400ae8f, &(0x7f0000000a80)={"8a927799b01a029f25061eda96dd379385fc78b28fcbf8eb8455a6fb67a8de46d4d40000a01a47191dc792f414ac8437036bb34b6632c980073c4cdc084a1966c440f15811d016f5b50e90810603f10a2c83eb8c062194269ab67e4bb4b3c5199cadd60d3f6fc72a7eb011b622072532229fbc9d9c4d1e045191ee2b0d584c8fd736ee3e7d73d5267b67a69251b101000000692d30ecfb80632608000a7a24aa58b111193c88181907d958cb00807d63dfb58775215937ae2b62b46c6d5816f2fc52eeab0000000000000003252929e628ad2c34a0ef717fb2504d9bd66eabce002faf0512145c072f3087a5566c38fda729442c3ebd62e970a9a3eb242747993601a1a186b8376d39c69c4ce503cf638feeae79436a3c00000000000000380fa7b4c9c2d674b80ef220109f8fa8200de4794547b4da6430ac512116d358949a298812c5d54017aa2fc8b814ecf28c41d4c83474ba93a8ad32b16371b42359bf984abb465228cfd848e54abc383d21d0a3315f1b8599efa1bf10bd30a1371757b13aed4a19db7c777995fd42ad446d9d2755f8552563c7639ce00da8ee3ece9ded52625aa3f0a1d7b76b32536d39eeae1582710632a79bddf1032b6e6ac794f37ec9d0c3b44923cc7b631c6df64f28d75d99443d665bdb3c6b7961190e8f82a233000001002ce4f47168ef93f01aef51c60000000000000006af34b21ed8437a371c0b427cd8c95f3952ee752b758ea9fa443debf5a2d7cdbaf1a2a23d68cb0886925599fbc1361b8ce27b41d79027894b6c0003cc97a64088edf383a51eef947915369bdd4fc3cced2663d17515838f8fa1a284c5b6ffc5251019eaee59d117d34c73e50fbd33ceb4508cfa0100000000000000114a13542dee77b2651783f6a5d9260036ccc70d695101d1ddb56f1ac26584547d8d5cecb3c672068cc7ab31ddc5ae0a253b587d712c6110acdf49fa0100de0f7b3717280d35b7e70733538a8eec8fb17616d2198d02ba4e7690fab7933b676deddb27755d6a8f29c643dfff0e4bd7c2b13b7a57a3120cb2cbb70200339dc0862dafad481a63e5f90d14c54803d8b100e0ad5cae9a0a7b2f329c3b0000000000000002f4b2eebf781ec7ed16d988d46575a31f81121c13c7cb674ff41cb3c7f6896d41e86bda845164825e28b9fb719e695a9eb9710f924aefde1c96bebe4274594038347691a088f90400000000000000fc24388cc15dffeda1bd610582c5b74fa6c6e789ce440f71871a5e8b85000000005806743e8e075b8624686feb21dbdb9afd74dd0067d82a72c099a2d52a599494388cb56cdb5ef9190980f9128e689e07e98b2ed59e1537fc7de144dc2030374b0f5fcfd8f2ef242803f7bcbc07145f65b8912a4a335b858de8acf080852c49d353a00a5aac3d6a33e0075506a1fd25799f1637b1bafaf09954ef"}) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 527.925082] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 527.963701] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 528.019697] device bridge0 left promiscuous mode [ 528.040125] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:06 executing program 2: r0 = msgget$private(0x0, 0x0) msgctl$IPC_SET(r0, 0x1, &(0x7f000079df88)) msgsnd(r0, &(0x7f0000c40ff8)={0x1}, 0x8, 0x0) clone(0x0, &(0x7f0000000400), &(0x7f0000000000), &(0x7f0000000480), &(0x7f0000000000)) r1 = syz_open_dev$usbmon(&(0x7f0000000340)='/dev/usbmon#\x00', 0x1, 0x200000) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000380)) semop(r0, &(0x7f0000000040)=[{0x4, 0x800}, {0x0, 0x5, 0x1000}, {0x1, 0x9, 0x1800}, {0x4, 0xffffffff}, {0x0, 0x80000001, 0x1000}, {0x1, 0x100000001}, {0x3, 0x4, 0x1800}], 0x7) msgctl$IPC_RMID(r0, 0x0) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f0000000080)={&(0x7f0000ff9000/0x4000)=nil, 0x4000}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000140)={0x0, @in={{0x2, 0x4e20, @multicast2=0xe0000002}}, 0x100, 0x40, 0x0, 0x800, 0x2}, &(0x7f0000000200)=0x98) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000240)={r2, @in={{0x2, 0x4e20}}, 0x200, 0x1000, 0x44c7d3e1, 0x0, 0x9}, &(0x7f0000000300)=0x98) msgrcv(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x1, 0x2, 0x1000) 2018/04/10 13:50:06 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x100000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:06 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:06 executing program 4: syz_open_dev$mice(&(0x7f0000000140)='/dev/input/mice\x00', 0x0, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0xb9dd, 0x200) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/04/10 13:50:06 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5421, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:06 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000280)='/dev/sequencer2\x00', 0x200, 0x0) write$sndseq(r0, &(0x7f00000002c0)=[{0xffffffff00000000, 0x2, 0x5, 0x9, @time={0x0, 0x1c9c380}, {0x7fff, 0x200000000000000}, {0xfff, 0x7}, @time=@tick=0x80000000000000}], 0x30) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000000040)=0x6) flock(r2, 0x2000000000002) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2014000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x90, r3, 0x400, 0x70bd27, 0x25dfdbfe, {0x2}, [@IPVS_CMD_ATTR_DAEMON={0x2c, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback=0x7f000001}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x9}]}, @IPVS_CMD_ATTR_SERVICE={0x50, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x0, 0x21}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x74}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2e, 0x10}}]}]}, 0x90}, 0x1}, 0x81) flock(r1, 0x1) flock(r2, 0x1) 2018/04/10 13:50:06 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x2b) setsockopt$inet6_opts(r0, 0x29, 0x3b, &(0x7f0000000080)=@dstopts, 0x8) r1 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x2000) ioctl$VT_WAITACTIVE(r1, 0x5607) setsockopt$inet6_opts(r1, 0x29, 0x3b, &(0x7f00000000c0)=@srh={0x0, 0x0, 0x4}, 0x2) 2018/04/10 13:50:06 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xd2000000, @loopback={0x0, 0x1}}, 0x1c) [ 528.428608] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:06 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8904, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:06 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)="2e5c6367726f75707360c5a272d5f47e982eba2b9fed2e63707500f4c3ed538868bddc6872e7e5399d4b2b86ef29d2d42f3ca66501d452d31b0ff40dd3cbbc2dd9ea92ce7ec21be19726baeb0b50ce4a126e267f2540fcbe026cb072e5f711efa5efe9470145131286844c507a61", 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f00000000c0)='cpuset.cpus\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000040)={0x3, 0x0, [0x0, 0x0, 0x0]}) openat$cgroup_int(r1, &(0x7f0000000080)='cpu.weight.nice\x00', 0x2, 0x0) write$cgroup_int(r2, &(0x7f0000000040)=ANY=[], 0x0) 2018/04/10 13:50:06 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf203000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 528.505844] device bridge0 entered promiscuous mode [ 528.520739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 528.532531] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 528.563748] device bridge0 left promiscuous mode 2018/04/10 13:50:06 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0xc0045878, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:06 executing program 4: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) fstatfs(r0, &(0x7f00000001c0)=""/241) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f0000000180)='cpuset.mem_hardwall\x00', 0x2, 0x0) write$cgroup_int(r2, &(0x7f0000000080)=ANY=[@ANYBLOB="393a350d3b0f8e6e557fa89e90d0ab0cf9fe0124510b000000000000000000000000000000"], 0x25) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f0000000140)={0x0, 0x1, 0x8, 0xc7}, 0x10) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000100)={r1, 0x1, 0x1, 0x9, &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x8}, 0x20) 2018/04/10 13:50:06 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:06 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff}) vmsplice(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="a2", 0x1}], 0x1, 0x0) close(r0) syz_mount_image$vfat(&(0x7f0000001800)='vfat\x00', &(0x7f0000001840)='./file0\x00', 0x0, 0xaaaaaaaaaaaab46, &(0x7f0000000440)=[{&(0x7f0000000380), 0xffffffffffffffb6}], 0x0, &(0x7f00000000c0)=ANY=[]) lseek(r0, 0x0, 0x4) [ 528.723383] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:07 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf403, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:07 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8941, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:07 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:07 executing program 7: mkdir(&(0x7f000063543e)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000a9eff8)='./file0\x00', &(0x7f00000db000)='ramfs\x00', 0x0, &(0x7f000000a000)) removexattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=@random={'osx.', ']\x00'}) chroot(&(0x7f0000fddff8)='./file0\x00') mount(&(0x7f00000000c0)='./file0\x00', &(0x7f00009a2ff8)='./file0\x00', &(0x7f0000000080)='tmpfs\x00', 0x2003002, 0x0) chdir(&(0x7f0000000000)='./file0\x00') mkdir(&(0x7f0000000040)='./file0\x00', 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vga_arbiter\x00', 0x0, 0x0) r1 = inotify_init1(0x80800) r2 = mq_open(&(0x7f0000001680)='\'!\x00', 0x800, 0x100, &(0x7f00000016c0)={0x5, 0x2, 0x10001, 0xffffffffffffffc0, 0x2, 0x100000001, 0x100, 0x6}) r3 = openat$cgroup_subtree(0xffffffffffffff9c, &(0x7f0000001700)='cgroup.subtree_control\x00', 0x2, 0x0) r4 = openat$cgroup_subtree(0xffffffffffffffff, &(0x7f0000001740)='cgroup.subtree_control\x00', 0x2, 0x0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000001780)='/proc/self/net/pfkey\x00', 0x200, 0x0) r6 = socket$can_raw(0x1d, 0x3, 0x1) r7 = syz_open_dev$sndmidi(&(0x7f00000017c0)='/dev/snd/midiC#D#\x00', 0xffffffff, 0x80) r8 = socket$inet_dccp(0x2, 0x6, 0x0) r9 = socket$can_bcm(0x1d, 0x2, 0x2) r10 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001800)='/dev/ppp\x00', 0x800, 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001840)={0xffffffffffffffff, 0xffffffffffffffff}) r12 = timerfd_create(0x7, 0x80000) r13 = accept4$ipx(0xffffffffffffff9c, &(0x7f0000001880), &(0x7f00000018c0)=0x10, 0x800) r14 = fcntl$getown(0xffffffffffffff9c, 0x9) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000001900)={0x0, 0x0}, &(0x7f0000001940)=0xc) getgroups(0x9, &(0x7f0000001980)=[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff]) sendmsg$unix(r0, &(0x7f0000001a80)={&(0x7f00000001c0)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000001600)=[{&(0x7f0000000240)="0debe7e99ce402", 0x7}, {&(0x7f0000000280)="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", 0xfa}, {&(0x7f0000000380)="8ee64aa8b5e37019e82335b68fd14b0f72e4559ccdf8358fb985e11854065655c25630beab44f3499f6d12f2c0677cad893e4671daa1ba378357ea91f4c6e374a9ed48a83492a26c99403c06", 0x4c}, {&(0x7f0000000400)="9c4200ed0051e1da592c49df3f991a47d71457d4dd2165feff74f5f55b8c0915f332be1f0cc2f09242579012fbc26430c876fb9c1ab90c6a5ab6b6d88ee220604e7fadfca9ddb0386d040fbf4dada1446c66114cb67f28723b24f5f8b2ad955559533a600909ddba03bdf548bad91fa764fb58d6aad56799c9efca01c128b018d87e28cdb702e08ff07c23177cfbdfcf1ce68cb46e446facb327638ba767d89fc68f9d5b17afe266af42f60a0548e27bfb17d6779d5b1f80ca4e86d9fbfca371a572d0273e77d9ace00e", 0xca}, {&(0x7f0000000500)="c215ec59fae080a387a3e52a4f180592585474748e891d09", 0x18}, {&(0x7f0000000540)="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", 0x1000}, {&(0x7f0000001540)="c86519acbc4bafc0a6809fe3e720c3c199235846ec04dffb37ebb260626a106420f728e987fcc5660fd9790bbd44bf51bda5639846f0672f7f722d907f6e32e6d00f541a9f35b0ca5957f10c9a11a055c6af666b6a086f66753fefcd15977af8e6207067217b32eca8df63d56c7a3d81733da5e884e36a52a9a6ec977dfdedb1359a66cbed94b226e8c61b0d600c90f559f2399cb3bcc27ac4c928e0c56be6e0a52eec9c415fcaf9a6b7e8265eddf1432585d5ac69920f7dbc69", 0xba}], 0x7, &(0x7f00000019c0)=[@rights={0x20, 0x1, 0x1, [r1, r2, r3, r4]}, @rights={0x20, 0x1, 0x1, [r5, r6, r7]}, @rights={0x28, 0x1, 0x1, [r8, r9, r10, r11, r12, r13]}, @cred={0x20, 0x1, 0x2, r14, r15, r16}], 0x88, 0x80}, 0x4000) pivot_root(&(0x7f0000797ff8)='./file0\x00', &(0x7f0000118ff8)='./file0\x00') 2018/04/10 13:50:07 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000680), 0x3ba, &(0x7f0000002000)=[{0x10, 0x29}], 0x10}}], 0x2, 0x8000) sendto$inet6(r0, &(0x7f0000003400)="88d5f4cb17c47a4d93a43d91e6ede50371468d645cf0e740d2ad8b4fc6ddf2702b9f559d4bf4940ab076af3aeaf05a4203ded2674012094b9f993fb68825748dd2cbddea2687b742", 0x48, 0x0, &(0x7f0000003480)={0xa, 0x4e20, 0x3, @loopback={0x0, 0x1}, 0x3ff}, 0x1c) sendmmsg(r0, &(0x7f0000001f80)=[{{&(0x7f0000000040)=@un=@abs={0x1, 0x0, 0x4e24}, 0x80, &(0x7f0000001680)=[{&(0x7f00000000c0)="24af048c98a2d777c43ebbe8150b2bde9fc4a852617a84c3d2ce015a83b556916ed51c508acfdde3a6773d3ef032548fe3cccafadf7d13f68ccc8366a72b81678416419daec0e8c1c2199548b456a615d6bbd90310e317965b6e6c0ffd95bdbee53d2ff0dd10db4f319be92f415acfd5fa146c00d3b99ddd76b1ae3df04b4fba7bc7ddb237e754caec0885e5cb459efa263213ecfd2f718b8e055996269f0de85028f0b71ad47e760f5537cded26b1a352392bdd4e", 0xb5}, {&(0x7f0000000180)="86bbe3b3177e14927e505cc181d7d9cc482917c1240647b78217fa2fd7a2b1cce8ab9bc36e6c8370917906f993c2851ca652f4536cbc1aa4fd9785b7cd9f81d38ee47a465ca0d9e7ce84bcbcfb38f7589f5076f0aca85ca39ee5b0d5fcca0180398585cb89", 0x65}, {&(0x7f0000000200)="d30858136f4f29abe7240b76e60c9f1b6687672a6e33aa2e49060ade3fd26765fd5b0dc29f5c077ac4e505dd252fa5d14c4ec7dc116e42d028fdc29365ed6bd38aa41b8a7693c240c0d5241560c5ee47c883460890", 0x55}, {&(0x7f0000000280)="f5cc976135a4b2fc5f28ed05f6ee", 0xe}, {&(0x7f00000002c0)="e3258383edd46c30b7c5d98b0c96cb8eefccb2d884f31d7adbd3121f5989af48f624ff258eaf9f9b3c3594843166151fb5ab99e446c505415e35e1e363c6069a55825af6138f91c69932ac8bacdd7463d76149f6f2ca91452b5d16543a98b3db12d311f6b1d1a15a39015e783756839b59658d79c9547bd2a6bfa1c7b78ce2aaf8d4fcbc70b3e3f69255c34d4f58f83bd6a1bd", 0x93}, {&(0x7f0000000380)="24211b20d64608a13fd846427b819736691229e6f2051bf3c4745a743d8ca82334c5", 0x22}, {&(0x7f0000000540)="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0x1000}, {&(0x7f00000003c0)="2f9c319d94135ae30a574600484f1532e533fbd5c45c8aa1b53aac46e90655da9376d9f8225e8fc27df6b14b10e1a3a5a429e33f0cfe63bcdf6e4cee8d03b80d804559e90d8b8c416b0adab8abc8caf00771d54f6b8570b1fc9a1a3dbe311aac7133166bb5d4c7475de357f06e4b16e9b67938eed2e2f02f0fc2b6ee16260394d5bc19a14787461c81011c7c2c128f779676066544ef76bc3b9947d0278db4ea6e4067cde0d5e34dc759d958f1e6c83ce915707ffe5e043b58cb2b3437e35d6afb6e2a0a8fcc5ed1bc9fbaf2904a19f33bb05c3f62e284ea7ca8b29d97fc8cfe03946058b05d0a3b397784536f706c2b914d", 0xf2}, 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"}, {0x88, 0x10c, 0xff, "a997da061188d50a98a7be1741666f3763a6d7af0130ebc62ede1a002e0a359176a5f6dcd832b9590f9c149ecea09db6f81fea9b30f9b2e02be578915f16c5e345333563ff86296f862d2bf73b404628841116d749093e355c7851e0ef1b6716308b6da992dc9f4ed682d0ed02ff8c8bae3063"}, {0xb0, 0x0, 0xffffffffffffffff, "eda4489a5722a0366fcee194a7b0235d1afc9cb8808dc9312e4fb06b03dcfef819fe9428283858479927c90d77b31a519fdbf57fa4c28cc2fdc247b912ff4dfe1f50e9c380c7295a86b42bc09cb403d08eeb6146a3d7880db8c0507f090becd4ab4553d786c5b075eb806e5b87c4cb4af492a41620dc16bccf98959a0b6b0a1e05be012dc4fc461340939ba4c7f4c266c1ebbd28fc4f8dff876c0067785049eb"}, {0xd8, 0x117, 0x200, "2ea5beda626f260a65d40ff951a2d7220350b31aa517e24444638db1dc645e75916381437cd7d0e14e97f240ba297622257fbc261ad649ed21e871155fd445a8e1b1a3b051c77daea1d45217c7abf366eac28aa64f95dfed3aa6ca6fe8b8fc05ef5d10f6e0e0977a0d39a376e9be98255b71dda8ac0b4603205090a055573689063db02ee89f32b10fe16fc6cac7e424458ef5075c60dc49bac175fc37971622238da84b0ae66e46b675348fb1e5b33992cd4335f50ac1fcacc3207a3452c14dfb7b0b1c4e86"}, {0xd0, 0x113, 0x6, "6a70aa1a9bf3fb6277ca8b11caebd98897f141f7dd049de6e334572cdc0c5d7df6c18a7be06bdd7c254ad068174c95ab6f6c5154606efa85bd260cc71e89fb79f0f224940edc9952a45857997073e5895a53830b477be0f281095b608b0bb7b307488cb6266eaae76020c84a52d1343a66e52c5d7d7d209d23185ddb8db360a80fbcd941c86c738a79070b71d6470805b962285c48b4ca896aa07c4f139d74974f73d6d92613cdde0dbfcce66fecc41d97b123d0301c5cda6a59cfd6b2cf876a"}], 0x12f0, 0x4c800}, 0x8}], 0x2, 0x40) 2018/04/10 13:50:07 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xf0b413a8, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:07 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff}) vmsplice(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="a2", 0x1}], 0x1, 0x0) close(r0) syz_mount_image$vfat(&(0x7f0000001800)='vfat\x00', &(0x7f0000001840)='./file0\x00', 0x0, 0xaaaaaaaaaaaab46, &(0x7f0000000440)=[{&(0x7f0000000380), 0xffffffffffffffb6}], 0x0, &(0x7f00000000c0)=ANY=[]) lseek(r0, 0x0, 0x4) 2018/04/10 13:50:07 executing program 2: pwritev(0xffffffffffffffff, &(0x7f000029afd8), 0x0, 0xfffffffffffffffc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f0000000040)={0x0, @in={{0x2, 0x4e24, @rand_addr=0x1000}}, [0x1f, 0xb000000, 0x3ff, 0x4, 0xfffffffffffffff7, 0x8, 0xfffffffffffffe01, 0x56f, 0x401, 0x8c, 0x401, 0x2cc, 0x7, 0x2, 0x1]}, &(0x7f0000000140)=0x100) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000180)={r1, 0x19, "6a6c9c81162bc5ea0df8b4dcd856847474a22cb21b3b11b889"}, &(0x7f00000001c0)=0x21) 2018/04/10 13:50:07 executing program 2: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)="2e2f6367726f75702e637075007fe9a8d744b19fd66df88a94ba8e5a18c38d9503131df693ca7478c471b1429b995abc0c39ce86a9faae5b32210adba1893646a253f7c35c9fe70e9214732719efab325bb2152e535f84df7e66be15a5f8f52480a36577819d8e2a9fd3f92650525fcb2ada44f9704d50b0a8edf493f7067e5a0e73b8ca14d54628bcc84695d8a2a366976aa0d485918f4a1226d41c2c703d66d978cfa7f57de126b9c9a9d537904005371c96e86e80c9c3de92bb2245caa292", 0x200002, 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) connect(r1, &(0x7f0000000240)=@ethernet={0x0, @random="1e329717c85b"}, 0x80) r2 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x10000, 0x1a5100) getsockopt$IP6T_SO_GET_INFO(r2, 0x29, 0x40, &(0x7f00000001c0)={'filter\x00'}, &(0x7f00000002c0)=0x54) r3 = openat$cgroup_int(r0, &(0x7f00000000c0)='cpuset.cpus\x00', 0x2, 0x0) write$cgroup_int(r3, &(0x7f0000000040)={[0x38, 0x2f]}, 0x2) [ 529.929508] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 529.985951] device bridge0 entered promiscuous mode 2018/04/10 13:50:07 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x541b, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 530.006992] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:08 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x4000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:08 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000000100)={{0x2, 0x0, @multicast2=0xe0000002}, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x0, {0x2, 0x0, @rand_addr}, "0008000000759b288842f5ac1f020409"}) setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f0000000000)={{0x0, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e24, 0x1, 'lblc\x00', 0x0, 0xfb09, 0x7f}, {@empty, 0x4e21, 0x2, 0x2, 0x10001, 0x8000}}, 0x44) [ 530.048540] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 530.080988] device bridge0 left promiscuous mode 2018/04/10 13:50:08 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'gre0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000080)={r1, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) r2 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x1b, 0x2000) r3 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x7fffffff, 0x101000) renameat(r2, &(0x7f00000000c0)='./file0\x00', r3, &(0x7f0000000140)='./file0\x00') [ 530.110121] IPVS: set_ctl: invalid protocol: 0 172.20.20.170:20004 lblc 2018/04/10 13:50:08 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xb, @loopback={0x0, 0x1}}, 0x1c) [ 530.175607] IPVS: set_ctl: invalid protocol: 0 172.20.20.170:20004 lblc 2018/04/10 13:50:08 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:08 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$EVIOCGREP(0xffffffffffffffff, 0x40107446, &(0x7f0000000380)=""/174) r1 = syz_open_dev$binder(&(0x7f000000cff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x4, 0x0, &(0x7f000000cf90)=[@enter_looper={0x630c}], 0x0, 0x0, &(0x7f0000005000)}) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000ffd0)={0x0, 0x0, &(0x7f000000f000), 0x1, 0x0, &(0x7f000000ef31)='b'}) mmap$binder(&(0x7f000000c000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000040)={0x14, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB, @ANYRES64=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x0, 0x0, &(0x7f0000011f9d)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000340)={0x4c, 0x0, &(0x7f00000004c0)=[@transaction_sg={0x40486311, {{0x0, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x18, 0x8, &(0x7f0000000140)=[@fd={0x66642a85, 0x0, r0}], &(0x7f0000000440)=[0x0]}}}], 0x0, 0x0, &(0x7f00000000c0)}) 2018/04/10 13:50:08 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f3, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:08 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x894c, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 530.231143] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 530.295481] binder: 5427 RLIMIT_NICE not set [ 530.393211] device bridge0 entered promiscuous mode [ 530.411770] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 530.427514] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 530.443277] device bridge0 left promiscuous mode [ 531.086543] binder: 5424:5455 unknown command 0 [ 531.091290] binder: 5424:5455 ioctl c0306201 20000040 returned -22 [ 531.101146] binder: 5424:5455 got transaction with fd, 19, but target does not allow fds [ 531.109576] binder: 5424:5455 transaction failed 29201/-1, size 24-8 line 3068 [ 531.225585] binder: BINDER_SET_CONTEXT_MGR already set [ 531.230963] binder: 5424:5456 ioctl 40046207 0 returned -16 [ 531.240255] binder_alloc: binder_alloc_mmap_handler: 5424 2000c000-2000e000 already mapped failed -16 [ 531.253697] binder: 5424:5455 unknown command 0 [ 531.258461] binder: 5424:5455 ioctl c0306201 20000040 returned -22 [ 531.264899] binder_alloc: 5424: binder_alloc_buf, no vma [ 531.270401] binder: 5424:5456 transaction failed 29189/-3, size 24-8 line 2963 2018/04/10 13:50:09 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) clone(0x40000200, &(0x7f0000000000)="2b4003e60658a39554089a5cdaaee0b216433a9d6314820e8da426e9351eb1f23525d4f7efb1abe0def356872fd92d6323efdbc79525dc080683bfa5a4da3c8440298f61c096f8e7fe84a14ea3dbb0aad3a1dc4a9205323d7e14b41e1847dfb7dd06075a82e5f3b06cd50bc1f6f864b74cd3e916", &(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000140)="81fbf94b8417e4b0d33b03d6a4721c673053684f91019817d816e1c6bd7eef3f7c03c4244ae76c97c89cb625ff0636de5a7fab27d7eed2566eccd4c2abfbb20d50c3322b967fd8ff9e1d866ef46fe4c16e92770059c84c6da2af609c7090cb14079881bfca90de62") setsockopt$inet6_int(r0, 0x29, 0x48, &(0x7f0000000100)=0xc84e, 0x4) 2018/04/10 13:50:09 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$assume_authority(0x10, r1) setsockopt(r0, 0x84, 0x6, &(0x7f0000aca000)="e21830955ffd34d25cc534adec04d735d6cc5f611e9715380d206984e4d8535bcdaf1d656564718b7eb3a995b8f1dee962e132de157130d04976d95ae5f5e04dfc30b59c729407d3f8bbddf4657d0381cdb5777faa3f3be55cff2b0c934868000000075a59a979d123d54d689256492e59f8f20c96d38dffec04027ab3caea772ebb0010", 0x84) 2018/04/10 13:50:09 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8030100000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:09 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000040)={0x0, 0x0, 0x7}, 0x10) r1 = socket$packet(0x11, 0x3, 0x300) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x15, &(0x7f00000005c0)={@mcast2, 0x0}, &(0x7f0000000680)=0x14) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000340)={'ip6tnl0\x00', r2}) setsockopt$packet_add_memb(r1, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @random="7c2e1626459d"}, 0x10) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000580)="62637366860000ff00000000000000fd") syz_extract_tcp_res$synack(&(0x7f00000006c0), 0x1, 0x0) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000000)='bcsf0\x00') syz_genetlink_get_family_id$fou(&(0x7f0000000100)='fou\x00') sendto(0xffffffffffffffff, &(0x7f0000000800)="cb985a0f452679f5338d2a176de9f7ef9bae6a91e6a9919d4cc49f899550247ffbf4b128a3846923aee20b6a71dd1b0c634725726ea9f0566f6f9c1ba189ca7428f268555204d48a91e749ed1fe886acba5092e2ee33f61ec67ac3f0a6efd46561ff1dc49c6bf1114e7a334318ecc744383877dc6dab438c4b6e247cd68751869275d3f9b59cb20e0543486b3cc55f941b45eef65055c1d219286ee9d78ea6af9679629cd69c2590d734ec48da7fb7fbff9127a6c50bb54c5a3bdef34ab490679413f49ee1694102e6aaa37bf9e49c63604eff2d878dea3a8504ba54294830fa9367e1f92de20504f504147826c7d9dc", 0xfffffffffffffe46, 0x51, &(0x7f0000000380)=@nfc={0x27, 0x0, 0x1, 0x3}, 0x80) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r5, 0x0, 0x4, &(0x7f0000000600)="89073bbed4ca8e1391575c27626e04c3094fa0c645bd959b273c7515dc36bdd02294871ddca8354d06000000000000004263bb477a4ad1d45f84b35e088a94d2e2761ddb6e6b0f0000000000", 0x4c) sendmmsg(r5, &(0x7f0000005c00)=[{{&(0x7f00000000c0)=@in={0x2, 0x4e20, @multicast1=0xe0000001}, 0x80, &(0x7f00000002c0), 0x0, &(0x7f0000000300)}}, {{&(0x7f00000035c0)=@in={0x2, 0x4e20}, 0x80, &(0x7f0000005700), 0x0, &(0x7f0000005740)}}], 0x2, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f00000002c0), &(0x7f0000000340)=0x14) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000001380)={&(0x7f0000000a00)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, 0x80, &(0x7f00000011c0)=[{&(0x7f0000000a80)=""/230, 0xe6}, {&(0x7f0000000b80)=""/141, 0x8d}, {&(0x7f0000000c40)=""/131, 0x83}, {&(0x7f0000000d00)=""/71, 0x47}, {&(0x7f0000000d80)=""/208, 0xd0}, {&(0x7f0000000e80)=""/164, 0xa4}, {&(0x7f0000000f40)=""/163, 0xa3}, {&(0x7f0000001000)=""/149, 0x95}, {&(0x7f00000010c0)=""/199, 0xc7}], 0x9, &(0x7f0000001280)=""/226, 0xe2, 0x1}, 0x40) getpeername$packet(0xffffffffffffffff, &(0x7f00000013c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000001400)=0x14) getsockopt$EBT_SO_GET_ENTRIES(r5, 0x0, 0x81, &(0x7f0000000480)={'filter\x00', 0x0, 0x3, 0x10, [], 0x6, &(0x7f0000000400)=[{}, {}, {}, {}, {}, {}], &(0x7f0000000140)=""/16}, &(0x7f0000000500)=0x78) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000180)={'vlan0\x00', r6}) socket$inet_udp(0x2, 0x2, 0x0) sendmsg$nl_route(r4, &(0x7f0000000000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000780)=ANY=[@ANYBLOB="2c0000001300ecfce2a6af4c65afeb19d79152221b8a5cfa13433c0dc2e30e386096eb05def4a5d592adf969b74acfb08b0debbab28e0f9f2166395fca3ca8699495c1389d8a64408d7febdf1b8b2a86a50d29fcfd6104b76e1a7de13fb164f0ad41038a426641ce00000000000000000000000000"], 0x1}, 0x1}, 0x0) gettid() setsockopt$packet_drop_memb(0xffffffffffffffff, 0x107, 0x2, &(0x7f0000000080)={0x0, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0xff54) r7 = socket$inet_smc(0x2b, 0x1, 0x0) getsockname$inet(r7, &(0x7f0000000380)={0x0, 0x0, @multicast2}, &(0x7f0000000540)=0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'eql\x00'}, 0x18) syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') socket(0x3, 0x0, 0x7) setsockopt$IP_VS_SO_SET_FLUSH(r7, 0x0, 0x485, 0x0, 0x0) 2018/04/10 13:50:09 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xa, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:09 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x891b, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:09 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:09 executing program 1: r0 = perf_event_open(&(0x7f0000000000)={0x6, 0x70, 0x0, 0x10000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x4000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0xa00000400}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mknod$loop(&(0x7f0000000380)='./file0\x00', 0x2, 0x1) mount(&(0x7f0000144000)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f00007fc000)='nfs\x00', 0x0, &(0x7f000000a000)) r1 = gettid() r2 = perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0xa8f4, 0xfffffffffffffffe, 0x80000001, 0x7, 0x0, 0x6, 0x48802, 0x4, 0x77, 0x8, 0x2, 0x1000, 0x200, 0x8000, 0x8, 0x100000001, 0x8000, 0x4, 0x100, 0x3, 0x100000000, 0x7fff, 0x9, 0x3ff, 0xfffffffffffffe00, 0x3, 0x7, 0x5e2, 0x7fd, 0x100000001, 0x401, 0x80000, 0xa, 0x5, 0x800, 0x70f9, 0x0, 0x6, 0x1, @perf_config_ext={0x9, 0x20}, 0x40, 0x70, 0xfffffffffffffff7, 0x7, 0x47f, 0x10000, 0x1ff}, r1, 0xf, r0, 0x8) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000240)='/dev/cuse\x00', 0x400600, 0x0) ioctl$EVIOCGBITSND(r3, 0x80404532, &(0x7f0000000280)=""/42) r4 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x7000000000, 0x400) setsockopt$inet_tcp_TCP_MD5SIG(r4, 0x6, 0xe, &(0x7f0000000140)={@in={{0x2, 0x4e24, @broadcast=0xffffffff}}, 0x5a84, 0xee2b, 0x3, "1c54eec2859997ccc791cd7829061b49783bbb625ea95b46577c03c0f5e7e7734b3552457bb92b5b02110dedd9c54a26cb3d813686dd3dde9ef973349cfe948141f8fe578a564a3eaece8980875e69c4"}, 0xd8) dup2(r2, r2) ioctl$SIOCSIFHWADDR(r3, 0x8924, &(0x7f00000002c0)={'ip_vti0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}) [ 531.388485] binder: undelivered TRANSACTION_ERROR: 29189 [ 531.445192] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 531.445216] device ip6tnl0 entered promiscuous mode 2018/04/10 13:50:09 executing program 2: delete_module(&(0x7f0000000000)='self\x00', 0xa00) r0 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x200, 0x101000) ioctl$EVIOCGKEYCODE_V2(r0, 0x80284504, &(0x7f0000000140)) syz_open_procfs(0x0, &(0x7f0000000080)='net/netlink\x00') ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000140)) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/04/10 13:50:09 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8917, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 531.491744] IPVS: ftp: loaded support on port[0] = 21 [ 531.551005] device bridge0 entered promiscuous mode [ 531.557185] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 531.563982] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready 2018/04/10 13:50:09 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x400000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:09 executing program 2: r0 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000400)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r0) r2 = add_key$keyring(&(0x7f0000000280)='keyring\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, r1) r3 = add_key$user(&(0x7f00003bd000)='user\x00', &(0x7f0000000b00)={0x73, 0x79, 0x7a}, &(0x7f0000000440)='\x00', 0x1, r2) r4 = add_key$user(&(0x7f0000002cc0)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, &(0x7f0000000280), 0x182, r0) keyctl$dh_compute(0x17, &(0x7f0000000100)={r3, r4, r4}, &(0x7f0000a53ffb)=""/5, 0x68, &(0x7f0000c61fc8)={&(0x7f0000a3dffa)={'rmd256-generic\x00'}}) [ 531.597941] device bridge0 left promiscuous mode 2018/04/10 13:50:09 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xe803, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:09 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 531.777636] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 531.785682] IPVS: ftp: loaded support on port[0] = 21 [ 531.800461] device ip6tnl0 left promiscuous mode [ 531.870835] device bridge0 entered promiscuous mode [ 531.876561] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 531.883391] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 531.900877] device bridge0 left promiscuous mode 2018/04/10 13:50:11 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8934, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:11 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xff000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:11 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x3e, 0xffffffffffffffff, 0x0) socket$l2tp(0x18, 0x1, 0x1) r0 = socket$inet(0x2, 0x2, 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) r2 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r2, &(0x7f0000000040)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x1, 0x0, 0x3}}, 0x26) connect$l2tp(r1, &(0x7f0000e92000)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e21, @remote={0xac, 0x14, 0x0, 0xbb}}, 0x2, 0x0, 0x4}}, 0x2e) socket$l2tp(0x18, 0x1, 0x1) 2018/04/10 13:50:11 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:11 executing program 2: mmap(&(0x7f0000000000/0xef5000)=nil, 0xef5000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000159fe4)={0x5, 0x1, 0x7d, 0x200000000000000c}, 0x1c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0x4, 0x4, 0x100000001, 0x0, r0}, 0x1c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000eeb000)={r1, &(0x7f0000eed000), &(0x7f0000eee000)="13"}, 0x20) close(r0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000204ff0)={r1, &(0x7f0000000000)="8ab955723b5f9561c9b765cfd16e85c1e66b"}, 0x3) 2018/04/10 13:50:11 executing program 1: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x709000)=nil, 0x709000, 0x2, 0x44031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000600000/0x1000)=nil, 0x1000, 0x0, 0x13, r0, 0x0) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f0000000080)={0x0, 0xf6, "ab9c1cfc2f9d7ff612d36b099888dc91b67d542a5ddeb133e991df4044011d2b06bec1185a3146843cd569825becde55ff55ef293ada8cd6aa12634a98e90ff4f50f01f4c025409f82315b759939826aaa143050461d7decb9d46873544d69c6c0e1048ab3c56c975202beeb67cdd18dc78dac3f89a45dcfa5044ca7d1c011643d525984e3a7bbd795b1ca71544722a1f8e0f32a5da1f7311a5e23d5ce8813b34e61cf1f6909a1da6626472f5efedd2d804f4a9185b0f57165f6c14cce4571bd930a306ed8ef9cdc8b40bf90dc0f5a7d34e4412f08a7fc013973121f5cec8bbe942730897b59e92dd9522b553e993b035def4cae1462"}, &(0x7f0000000180)=0xfe) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000001c0)={0x0, @in={{0x2, 0x4e24, @rand_addr=0x7}}, 0x0, 0xf7}, &(0x7f0000000280)=0x90) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f00000002c0)={r2, 0x1f, 0x1, 0x6, 0xa62, 0x4, 0x6, 0x2, {r3, @in={{0x2, 0x4e21, @multicast1=0xe0000001}}, 0x9, 0x1, 0x9b, 0x100000001, 0x2}}, &(0x7f0000000380)=0xb0) madvise(&(0x7f00003fa000/0x800000)=nil, 0x800000, 0x9) 2018/04/10 13:50:11 executing program 7: r0 = socket$inet(0x2, 0x2, 0x88) sendfile(r0, r0, &(0x7f0000000040)=0x57, 0xffffffffffff8001) sendmmsg(r0, &(0x7f0000006780)=[{{&(0x7f0000000340)=@in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x19}}, 0x80, &(0x7f00000000c0), 0x0, &(0x7f0000000940)}}, {{&(0x7f0000000080)=@in={0x2, 0x0, @rand_addr}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000000)="990db42d", 0x4}], 0x1}}], 0x2, 0xc0c0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/10 13:50:11 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x288, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:11 executing program 2: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000005ff7)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000009fe8)={0xfffb, 0x9, 0x0, 0xffffffffffffffff}) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x52, 0x240000) mmap$binder(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x8, 0x80010, r2, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x6012, r1, 0x0) mremap(&(0x7f0000006000/0x4000)=nil, 0x4000, 0x1000, 0x0, &(0x7f0000000000/0x1000)=nil) [ 533.288247] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000000000)="1f000000020319a8750007000000068100023b0509000100030100ff3ffe58", 0x1f}], 0x1) socket$netlink(0x10, 0x3, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffff9c, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r1, 0x4) 2018/04/10 13:50:11 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8940, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:11 executing program 4: r0 = syz_open_dev$sndctrl(&(0x7f0000006000)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f000000affc)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000676000)='/dev/audio\x00', 0x0, 0x0) getpeername$netrom(r1, &(0x7f0000000000)=@full, &(0x7f0000000080)=0x48) r2 = syz_open_dev$sndpcmp(&(0x7f000000afee)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r2, 0xc0505350, &(0x7f0000000100)={{0x70, 0xffffffffffffffff}, {0x7, 0x101}, 0xfffffffffffffff7, 0x2, 0x3}) r3 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x0, 0x40400) dup2(r2, r1) read(r3, &(0x7f0000ec2f6f)=""/145, 0xdf) [ 533.402647] x86/PAT: syz-executor2:5541 map pfn RAM range req write-combining for [mem 0x18d930000-0x18d933fff], got write-back [ 533.423545] device bridge0 entered promiscuous mode 2018/04/10 13:50:11 executing program 7: r0 = syz_open_dev$sndctrl(&(0x7f0000004fed)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000780)='/dev/input/mice\x00', 0x0, 0x4000) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f00000002c0)={0x80, {{0x2, 0x4e24, @rand_addr=0x4}}}, 0x2c) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$netrom_NETROM_N2(0xffffffffffffffff, 0x103, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0xb0030, r2, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000380)={{{@in=@multicast1, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6}}, &(0x7f0000000140)=0xe8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000580)={0x0, @in6={{0xa, 0x4e23, 0x2, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x7f}}, 0x8fe, 0x0, 0x1d8539a, 0x5, 0x28}, &(0x7f0000000640)=0x98) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000680)={r4, 0x9d, "00d7b65756247d73b2f502612c4783e1e41c1472ad2fbfe9298c7b4b408da9a26edc05daf3e36e25b852ad5673a0d1fe78540d167290f070a22087a56fbb96de3e5f8b244457cce821a63c098266a5a672b68b78d45084e9134b3100b0f22af05766f3a45def403c044de71860df2831a622fa7708746b6f99b485943c0a222fa79f65c682627d1d6c2a85b7b327e9271e68c2e6175041df970d46527e"}, &(0x7f0000000740)=0xa5) sendmsg$nl_route(r1, &(0x7f0000000500)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x940}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=@mpls_delroute={0x2c, 0x19, 0x700, 0x70bd27, 0x25dfdbfc, {0x1c, 0xb4, 0x14, 0x4, 0xfc, 0x0, 0xfe, 0x3, 0x1b00}, [@RTA_DST={0x8, 0x1, [{0x5e5c, 0x8, 0x2, 0x7}]}, @RTA_OIF={0x8, 0x4, r3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000540)) ioctl$ASHMEM_SET_NAME(r1, 0x41007701, &(0x7f0000000040)='/dev/input/mice\x00') ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r0, 0x81785501, &(0x7f0000000200)=""/72) 2018/04/10 13:50:11 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xff00, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 533.457853] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 533.493650] x86/PAT: syz-executor2:5541 map pfn RAM range req write-combining for [mem 0x18d930000-0x18d933fff], got write-back [ 533.505878] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 533.541507] device bridge0 left promiscuous mode 2018/04/10 13:50:11 executing program 4: r0 = dup2(0xffffffffffffff9c, 0xffffffffffffff9c) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x8}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0xfffffffffffffffd, 0x4, 0x6}, &(0x7f0000000100)=0x10) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000001, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f0000000000)) 2018/04/10 13:50:11 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfc, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:11 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f000048affd)=[{&(0x7f0000a64000)="2900000020001900013d00101b0000f60200001615de0005000000040d001100051700000000000008", 0x29}], 0x1) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000000000)={'team0\x00', 0x9}) 2018/04/10 13:50:11 executing program 2: r0 = socket$inet6_sctp(0xa, 0x80040000000001, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x2142, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x7ff}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={r2, @in6={{0xa, 0x4e20, 0x7, @local={0xfe, 0x80, [], 0xaa}, 0x5}}, 0xfd1, 0x8000, 0xffffffffffff1323, 0x8, 0x2}, 0x98) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f000081e000), 0x8) 2018/04/10 13:50:11 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8907, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:11 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x2000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:11 executing program 1: r0 = socket(0x10, 0x803, 0x0) sendto(r0, &(0x7f0000000040)="120000003200f1bcc1acb3f2d5d51a13a4e7", 0x12, 0x0, 0x0, 0x0) poll(&(0x7f0000000080)=[{r0, 0xa000}, {r0, 0x8700}, {r0, 0x2}, {r0, 0x200}, {r0, 0x2}, {r0, 0x5}, {r0, 0x200}, {r0, 0x4081}, {r0}], 0x9, 0x853) 2018/04/10 13:50:11 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:11 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f0000002900)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000d85fe4)={0xa}, 0x1c) socket$inet6(0xa, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000001000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) ioctl$SIOCGIFHWADDR(r1, 0x8927, &(0x7f0000000040)) sendto$inet6(r0, &(0x7f0000925000)="e0", 0x1, 0x0, &(0x7f0000bb6000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 533.921085] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:12 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x1e, 0x5, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x5, 0x2200) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000180)={0x10000, &(0x7f0000000100), 0x2, r2, 0x8}) connect$ax25(r0, &(0x7f000056eff0)={0x1e, {"03491f0800"}}, 0x10) r3 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x4, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000080)={r0, r3}) r4 = getpgrp(0x0) ioctl$sock_SIOCSPGRP(r3, 0x8902, &(0x7f00000001c0)=r4) 2018/04/10 13:50:12 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5460, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:12 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x70170000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 534.010356] device bridge0 entered promiscuous mode [ 534.022248] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 534.061985] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready 2018/04/10 13:50:12 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xa, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:12 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10, &(0x7f0000d06000)=0x1, 0x4) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x20000084, &(0x7f0000385ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x4) r1 = msgget$private(0x0, 0x6a17bb11cea159e5) msgctl$IPC_STAT(r1, 0x2, &(0x7f0000000000)=""/188) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x0, 0x7fff, 0x2, 0x2}, 0x10) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x100, 0x1) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000001c0)={0x0, 0x400, 0xfffffffffffffffe, 0x10000}, &(0x7f0000000200)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f0000000240)={r3, @in6={{0xa, 0x4e23, 0x6, @dev={0xfe, 0x80, [], 0x19}, 0x800}}}, &(0x7f0000000300)=0x84) recvmsg$netrom(r2, &(0x7f0000001bc0)={&(0x7f0000000340)=@full={{0x3, {"3033b924e18d80"}, 0x3}, [{"b53c86f4c843f8"}, {"eb834a4afa9c8d"}, {"5c0ca58fb3778e"}, {'D\rdFMWO'}, {"506716b1ca5a5c"}, {"eba63ff16a92b9"}, {"a10e63fd711ae9"}, {"ee8bcd4d721797"}]}, 0x48, &(0x7f0000001700)=[{&(0x7f00000003c0)="f321cd8828667ac7502413b55819ac1af557f3aafbcc283d5df97ca721a8a528baa376a3a18b8b6a8af3d43b106b2613ab51393e619470cd9f4bda3f993019ed1876e863a82c95ea29007d98a6539293815f758d6c7afd8da31d6533d8ac944e667ea090865ce1cc3e80f17eb21726da463df841b26da27e79fb7edc7b78b8eb1be047c6427197a7141dbdd4bcfe4f1ded4aee86fcb968e4ed90358b8ff0695fc64cb5d0e8e80346cd99f468543c1ee714c610cbc76a340c8d6fc04d3195683aef4cbab37044ed5b91674ff0332bf98e314a793e19cc5063cb873dba64d19069d89a002bcad58615a2e8d3868285", 0xee}, {&(0x7f00000004c0)="fee564d538970f0b5e01ef1e90c892d9a3bd509bcb0439a66aeb3b246250015aeb8cb3088ce3767e9309cfa16cb2214f6aa0df04e78aff29a962539a68c3efdbe1f5894fa445561218a9464efcbfffd720264786271b9492c096c111028928c6060ad7aebe", 0x65}, {&(0x7f0000000540)="a3e7285856efde4110d68a3b9e8153da366c49675681aa42ba51582a29bac49f51be957547321892b82a5a1312653f7f44b64a", 0x33}, {&(0x7f0000000580)="1c74adc0aec636c605b9fac525356f034fddefbe22d896e1de1ba1ef6be10957fb99ff1c17352cd5a831c0de91da9580155b32d7f7422d4c6c95f1069a13844561bfc10845b0414432b879e2e7bf0153c748a4d80e1f92ae12c1afbf69af77c85d40355f013c5863775d7b36e2ecd54cbd52490295329e89b7c618dbe3b5d36ef898d7471529b219dfc308a62c556e856e5ced8f95887a1015327329f52270c42fb0c08695b7f82f91", 0xa9}, {&(0x7f0000000640)="4f91bf131df4c448225acd9cc9400fd80f8d296ce85d60bd71f20ae86fcc15a661df33ae586e24781ce7d492ff15382d84c8fbddb16f9cf83667ca34366aaa91382fe8f088fe27d3fd5ec8fbccb4452f294493d186b3592c3d09639874a6d50c1e8f908951d93661c537962adef29ba423c6a2ce1657e271701d9765025cdca8440dd0", 0x83}, {&(0x7f0000000700)="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0x1000}], 0x6, &(0x7f0000001780)=[{0x90, 0x29, 0x2, "a635c551bd940a189748014c469ec2067b4ebea5ce6a24007e1c92fadce01e49d8576e1f31e7d8cfcfcce96f516dc23cb4a32b08b0e57676383882b2ef7f8cfb5e10128aa695e0f879be2685258586cf56859b338d1df353ba5b1c4e840048b688ea2cce5cb4aa7826ec588b5858a9720e2726bc022bc956c53e"}, {0x58, 0x105, 0x100, "3ff7a3be4cb87955196c5704079cb9af641ec41112e2f3f2ae3425dcc660d340924056d76cde26ef09b25002e80bc2e4856498445f8a66513b4ba59fee3b01ac832df8d7"}, {0x18, 0x11f, 0x8, "87b944a39d98e9"}, {0x80, 0x11f, 0x4, "fe62bde9e2048e59cc6fc6b6f7f6b2ad948e1f36764c47c6c1d26e8e6c762496ceaf2e33f92d93438f920eca31c61c62082eb001b405863694beb1bfef124e4d8476bff82f590ff55914b8bd5e7cb5c0f06ae114ab33cfb898357737b738c87f50959f4062b0d770566297"}, {0xd0, 0x119, 0x5, "5ec8a987e86ab81860a8b4fd6d723b77a7dd343b47ef691c29baf2bd4f8ab00aa46a620a163a62c51d52417128f126cf75237d53a07a1e56def3687a3c147ab5c326ebe7104d87b11f9849b4c28e3c22cf03b0c54d6d84dfad5ae1787a0944e84b8dfaf03a867ebc68d85367f990be1a529122d1cf6c6c15c6f1253efe29d740b21e9f97b38ca8235c8211f3b2338fe1757aa90144586d0c899832e4adb3a319b0296e8bb9d9edb41b78fceccdf7683dc3b70eeec3b66d1a39f5"}, {0x100, 0x10a, 0x7f, "ce587dcd160d6cfd9c4a888168fa5d9a8b029487dfb207ec1fbe8176978d3e45478162c0f5b5e5e79ead4d30eadb415f48fb4b87d13030f71e2a7ea51bb4545d5c2a62b58732935820cf24d5a710868284a93219ff6c1757c5270d92b50f9b030289c28a39fa027867a717ad414212aa94c87aa9aaa4164f021edc64b305c4ecbeece139629a9f3a49f5416dab8015ce13ec0310dfddc12317b939af793be09358d30764d3959c41f4ff0818604280e7322e18a63b14789a465d6e58c66cb054be94e48ab7a22d5a1f76a49e4f4657887b4723059426818fa9a086c8a42bae9fcaee0a508cda932263"}, {0x28, 0x105, 0x2, "404b585eb9780e5caddcffb71a9d66edc4"}, {0x98, 0x117, 0x4, "9d206aaef74039fcec95cff7ebf6c1f700f644c9940c7a788af13c4e8535f8f516f1e02c2b322f656e1f9f7948b883dfc9fbb6042a5e8b62ba10b4e5e61b7abf32916689e799de5763e386660098d1d22da9d8f79c7167bb81214b726d18b9c27a2d6b4ea535471f404d2478fa4a7313191048eb07c62772743efb7c56d7b72b72c7861cf868e4"}], 0x410}, 0x1) sendto$inet(r0, &(0x7f0000000180)="82", 0x1, 0x0, &(0x7f0000000140)={0x2, 0xffffffffffffffff, @broadcast=0xffffffff}, 0x10) msgget$private(0x0, 0x2) [ 534.128888] device bridge0 left promiscuous mode 2018/04/10 13:50:12 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x64}, 0x1c) r0 = msgget(0x1, 0x80) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000000)={{{@in6=@loopback, @in6=@ipv4={[], [], @dev}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@dev}}, &(0x7f0000000100)=0xe8) r2 = getgid() getresuid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)=0x0) stat(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f00000002c0)=0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000300)=0x0) msgctl$IPC_SET(r0, 0x1, &(0x7f0000000340)={{0x8001, r1, r2, r3, r4, 0x16}, 0x0, 0x9545, 0x1, 0x7, 0x6, 0xc742, r5, r6}) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000c7000000000000008cf6d6374e2fba33939a000000000000"], &(0x7f000031cff6)='syzkaller\x00', 0x5c6e, 0x330, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/10 13:50:12 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8935, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 534.219730] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:12 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xff00000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:12 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000540)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0) getpeername(0xffffffffffffff9c, &(0x7f0000000580)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000600)=0x80) connect$can_bcm(r0, &(0x7f0000000640)={0x1d, r1}, 0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = memfd_create(&(0x7f0000000ffc)='$\x00', 0x0) recvmsg(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000040)=""/17, 0x11}, {&(0x7f0000000080)=""/133, 0x85}, {&(0x7f0000000140)=""/133, 0x85}, {&(0x7f0000000200)=""/40, 0x28}, {&(0x7f0000000240)=""/163, 0xa3}, {&(0x7f0000000300)=""/79, 0x4f}], 0x6, &(0x7f0000000400)=""/251, 0xfb, 0x3}, 0x22) write(r2, &(0x7f0000001000)="15", 0x1) sendfile(r2, r2, &(0x7f0000001000), 0xfec) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r2, 0x0) umount2(&(0x7f0000001000)='./file0\x00', 0x0) fsync(r2) 2018/04/10 13:50:12 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 534.478429] device bridge0 entered promiscuous mode [ 534.496820] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 534.515323] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 534.524662] device bridge0 left promiscuous mode 2018/04/10 13:50:12 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f0000000080)={0x18, 0x0, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 'lo\x00'}}, 0x1e) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup(r2) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="01000000000000947ca65c8aa78a89b543565858eea94d0022000040000000000500000000000000"]) 2018/04/10 13:50:12 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x40049409, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:12 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8802000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:12 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf003000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:12 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) fcntl$setflags(r0, 0x2, 0x1) setsockopt$inet_mreqsrc(r0, 0x0, 0x29, &(0x7f000001b000)={@multicast1=0xe0000001, @empty, @dev={0xac, 0x14}}, 0xc) 2018/04/10 13:50:12 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000ff7)='/dev/kvm\x00', 0x0, 0x0) getsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000040)=""/17, &(0x7f0000005000)=0x11) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000005000)=""/20) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000080), 0x2) 2018/04/10 13:50:12 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 534.893477] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:12 executing program 4: mmap(&(0x7f000092d000/0x400000)=nil, 0x400000, 0x7fffffff, 0x2000000208972, 0xffffffffffffffff, 0x0) r0 = accept$ipx(0xffffffffffffff9c, &(0x7f0000000180), &(0x7f00000001c0)=0x10) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000200)={0xffffffffffffffff}) r2 = dup3(r0, r1, 0x80000) ioctl$KVM_ASSIGN_SET_MSIX_NR(r2, 0x4008ae73, &(0x7f0000000300)={0x7, 0xa99}) r3 = shmget(0x2, 0x4000, 0x200, &(0x7f0000a23000/0x4000)=nil) shmat(r3, &(0x7f0000c7c000/0x2000)=nil, 0x1000) madvise(&(0x7f000092d000/0x400000)=nil, 0x400000, 0x10200000008) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000000)={0x3, r4, 0x1}) r6 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) mq_timedreceive(r5, &(0x7f0000000040)=""/201, 0xc9, 0x4, &(0x7f0000000140)={0x77359400}) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000280)={@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x7f, 0x0, 0x1, 0xe, 0x8, 0x6, 0x10000}, &(0x7f00000002c0)=0x20) setsockopt$inet_mreqsrc(r4, 0x0, 0x27, &(0x7f0000000340)={@rand_addr, @remote={0xac, 0x14, 0x14, 0xbb}, @multicast1=0xe0000001}, 0xc) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r6, 0x84, 0x18, &(0x7f0000000380)={0x0}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000400)={r7, 0x3}, &(0x7f0000000440)=0x8) 2018/04/10 13:50:12 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf403000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:13 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8918, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 534.990922] device bridge0 entered promiscuous mode [ 535.010554] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 535.046998] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 535.073776] device bridge0 left promiscuous mode 2018/04/10 13:50:13 executing program 7: r0 = socket$inet(0x2, 0x80000, 0x1000005) sendmsg$inet_sctp(r0, &(0x7f0000000180)={&(0x7f0000000040)=@in={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140)}, 0x8000) close(r0) pread64(r0, &(0x7f0000000000)=""/4, 0x4, 0x0) 2018/04/10 13:50:13 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001000)={&(0x7f0000002fd0)=ANY=[@ANYBLOB="0206000004000000fffdffffffffffff02001300000000000000000000000000"], 0x20}, 0x1}, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000000180)={'vcan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000001c0)={'syzkaller0\x00', r1}) 2018/04/10 13:50:13 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x4000000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:13 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000300)='cpuacct.usage_sys\x00', 0x0, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000340)={0xffff, 0x0, 0x2, 0xffffffffffffff8d}) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000380)={0x20, r1, 0x0, 0x400}) r2 = socket$inet(0x2b, 0x801, 0x0) connect$inet(r2, &(0x7f0000000140)={0x2, 0x0, @broadcast=0xffffffff}, 0xffffffffffffff35) r3 = syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0x2, 0x2000) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r3, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r4, 0x200, 0x70bd2d, 0x25dfdbfb, {0xe}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x6}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x100000000}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x9}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xfffffffffffffffe}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'vlan0\x00'}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x100000000}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20044080}, 0x0) poll(&(0x7f0000000100)=[{r2}], 0x1, 0x0) r5 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x2, 0x101000) ioctl$DRM_IOCTL_ADD_BUFS(r5, 0xc0206416, &(0x7f0000000040)={0x2, 0x2, 0x9, 0x4, 0x18, 0x7}) sendmsg$inet_sctp(r2, &(0x7f0000000440)={&(0x7f00000001c0)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10, &(0x7f0000000340), 0x0, &(0x7f0000000380)}, 0x0) 2018/04/10 13:50:13 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x48000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:13 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x2, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:13 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:13 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000590fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'salsa20-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00001ec000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000f75fc8)={0x0, 0x0, &(0x7f0000805000), 0x0, &(0x7f00002e7000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) io_setup(0x1, &(0x7f0000f7e000)=0x0) io_submit(r2, 0x1, &(0x7f0000738000)=[&(0x7f0000f73fc0)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f000079a000)="16", 0x1}]) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x40000, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r3, 0x4008ae48, &(0x7f0000000040)=0x4000) accept$alg(r3, 0x0, 0x0) 2018/04/10 13:50:13 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x4) r1 = socket$inet6(0xa, 0x8000000000000802, 0x0) sendmsg$inet_sctp(r1, &(0x7f0000000080)={&(0x7f0000000100)=@in6={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x9}, 0x1c, &(0x7f0000000000)=[{&(0x7f0000000d40)="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", 0x57d}], 0x1}, 0x8000) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000d00)=0x4, 0x4) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000140)=0x45a, 0x4) r2 = open(&(0x7f0000000040)='./file0\x00', 0x800, 0x6) ioctl$VHOST_SET_VRING_ERR(r2, 0x4008af22, &(0x7f00000000c0)={0x2, r0}) setsockopt$inet6_udp_int(r1, 0x11, 0x1, &(0x7f00009f0ffc), 0x4) [ 535.387520] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:13 executing program 2: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x80000, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000000040)=""/31) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000ae1ff7)='/dev/kvm\x00', 0x0, 0x0) ioctl$TUNSETVNETHDRSZ(0xffffffffffffffff, 0x400454d8, &(0x7f0000ae1000)=0x5) r2 = getpgid(0xffffffffffffffff) r3 = fcntl$getown(r1, 0x9) kcmp(r2, r3, 0x4, r0, r1) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) [ 535.489895] device bridge0 entered promiscuous mode [ 535.518705] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 535.542463] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 535.559986] device bridge0 left promiscuous mode 2018/04/10 13:50:13 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/sequencer2\x00', 0x200000, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r0, 0x8935, &(0x7f0000000500)={'tunl0\x00', 0x7ff}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001e00)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) pwritev(r1, &(0x7f0000000480)=[{&(0x7f0000000000)="a5eced0725086a729d4ccf2e8b5697d56339d0b04b2472ea3b404402dc818328a5a4b49a5d7abd7b053164def169fe31e4c30e591defe3401d28248db9b23da510a4279eefe1693657f97c7170cfb474f78c499ed38684e367d9ccdee4008b9a655a0c5be0e3bb30e93119af89b8b49a1c8370e3513644e295502a2966d84246be9aea4079e225f1a5188ff350d9b2011ae1f9fa1a75193709a585bdab466567b42958e263ae4ac664e5b638b49a662449a05c8d1756a1aebcac57858dd0f49ba34c01", 0xc3}, {&(0x7f0000000180)="5b8cbaf5fdb1ee3c090a909f723392a4a7af49877431723cce79dcd53fe98f02da0d3e7a1e672e2e1731db88a73ca931b61a20256c1439736935d8a58e47e5810ef7a90938f186f9693ba0a72fa490348027e0173b9b158613d1def869cef731dace127004e46fb17b4c7233f6318e2d80dd38eb7af7ffb02aea0f72301c6d1396fe40eefa28dca756192a6940897ceac2e70379de607686343f3c1118f6f79613c080cffca9c4c9dac1829b5b9ed6efed5e34bbda6e6734bfb1aab10d639c0f8366a951b4efa4711e5c210fb950ee6ad76d88abb5cc75d96b537234ab4783e1b35370", 0xe3}, {&(0x7f0000000280)="2cecbd441838945e02507fd4150548853129a5cc53299e760cab334d9ec1ee09d0d07fd84307b4b395ecb6aa82fe2e33f82e4413c0360367f8508b0c8c7f273499f553fa5089364b8b3f13a131603fa338fe93c99e47fe1bbd1ae3385b193668e73a994693d82fb05b526f1d2690a7f2b00ed19e277471a03410f687c62f6609629b7c77e501e9abab85ecb61b3d0063516848b9fc8fdb478ba6b44d9d31ece26c78035ab7d11b43398f1e5e30de6c08433d59b31abe175747af845535844f490deccd1e09a376e2c8411c08fdfbc014ff85454d03672750f6fc50ad6863661fb85fd132f0966ebf67808bf2c4", 0xed}, {&(0x7f0000000380)="7541a956afc46cc5375840d0d40ec58128273d448ee04bfe7d4a1b0a6596ba4a67cb10ed48df7d92a1b9e3333a04fe376134bae25a666fac0e595ee177303311193337a8c21e02a29ff40fcfdc9c2817be274807f715da17fc6212c5a4449525adf1453cb86205b38e2eeeee5e689646f6dced98f9ede7e85ba8d57084e717c68dee740a8de23625315f3eadfcd71c8e59e0ed17dc2fc7e6a533d8b8a5d04ea3987b9e6af553ba40d23bae60faf5955c68927f807a95853718f1bc5dce6ec39e011be0e139335d5f6228bb9e15083a175e8e", 0xd2}], 0x4, 0x0) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000140)={0x0, &(0x7f0000000100), 0x0, r3}) dup3(r1, r2, 0x0) 2018/04/10 13:50:13 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8919, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:13 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xa000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:13 executing program 4: getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f000001c000), &(0x7f0000000000)=0x8) r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x8, 0x1) ioctl$int_out(r0, 0x1, &(0x7f000005bff8)) 2018/04/10 13:50:13 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0xd08c2, 0x0) ioctl$KVM_TRANSLATE(r1, 0xc018ae85, &(0x7f0000000140)={0x4000, 0x10000, 0x8000, 0x5, 0x1f}) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000a5f000/0x1000)=nil}) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x800000001) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000fb4000)={0x1, 0x0, [{0x200004b564d01, 0x0, 0x101}]}) ioctl$KVM_KVMCLOCK_CTRL(r3, 0xaead) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$DRM_IOCTL_MODE_SETCRTC(r3, 0xc06864a2, &(0x7f00000000c0)={&(0x7f0000000000)=[0xffffffffffff7fff, 0x1f, 0x800, 0x7], 0x4, 0x15, 0x4, 0xfffffffffffffffe, 0x0, 0x3, {0x7, 0x0, 0x8000, 0x2, 0x7, 0xfffffffffffffffd, 0x400, 0x8, 0x80000001, 0x9, 0x0, 0x7f, 0x8, 0x80000001, "9afc63bf4c06d37e2ebb2731173da64affb6060a68dc36b0cb5d14e7040d0575"}}) 2018/04/10 13:50:13 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x384e0100, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:13 executing program 1: r0 = socket(0x8, 0x802, 0x2000800000000000) write(r0, &(0x7f0000000080)="220000002100070700be875d09001c010a00001e0001090000000400050003800023", 0x22) 2018/04/10 13:50:13 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r4, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 535.730060] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:13 executing program 4: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000300)='./cgroup\x00', 0x200002, 0x0) r1 = dup2(r0, r0) bind$ipx(r1, &(0x7f00000002c0)={0x4, 0x3, 0x100000000, "1ef90f87a314", 0x3}, 0x10) r2 = openat$cgroup_int(r0, &(0x7f0000000000)='pids.max\x00', 0x2, 0x0) write$cgroup_int(r2, &(0x7f0000000280)=ANY=[], 0x0) sendfile(r2, r2, &(0x7f0000000040), 0x1) fstat(r2, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETOWNER(r1, 0x400454cc, r3) r4 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x4, 0x10000) connect$inet(r4, &(0x7f0000000140)={0x2, 0x4e20}, 0x10) getsockopt$EBT_SO_GET_INFO(r1, 0x0, 0x80, &(0x7f0000000180)={'broute\x00'}, &(0x7f0000000200)=0x10087) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00'}, 0x10) getpeername$llc(r4, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000280)=0x10) 2018/04/10 13:50:13 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5450, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:13 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf401, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:13 executing program 7: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:13 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r0, &(0x7f0000f66ff0)={0x2, 0x4e23, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) listen(r0, 0x5) r1 = accept4(r0, &(0x7f0000000300)=ANY=[], &(0x7f0000000200), 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000240)={0x0, @in={{0x2}}, 0x1}, 0x90) 2018/04/10 13:50:13 executing program 2: r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x1000, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x80003, 0xf0) setsockopt$inet6_int(r1, 0x29, 0x4b, &(0x7f0000000000), 0x4) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x5}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000100)={r2, 0x7, 0x8, [0x5, 0x4, 0x10001, 0x9, 0x8, 0x1, 0x4, 0x0]}, 0x18) [ 535.924331] device bridge0 entered promiscuous mode 2018/04/10 13:50:13 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xf4010000, @loopback={0x0, 0x1}}, 0x1c) [ 535.993821] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 536.019777] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready 2018/04/10 13:50:14 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0xc020660b, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 536.053222] device bridge0 left promiscuous mode 2018/04/10 13:50:14 executing program 7: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xa00, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 536.077527] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:14 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x890d, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:14 executing program 7: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 4: seccomp(0x1, 0x0, &(0x7f0000007ff0)={0x0, &(0x7f0000004fe8)}) syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') 2018/04/10 13:50:14 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xb00, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:14 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf00000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:14 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5452, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:14 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 7: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) write(r0, &(0x7f0000000240)="24000000200025f0071c0165ff0ffc0e020000000010000002e1000c08000b0000000000", 0x24) 2018/04/10 13:50:14 executing program 1: r0 = memfd_create(&(0x7f0000000080)='cpuset^$/$"$\x00', 0x1) ioctl$KVM_DIRTY_TLB(r0, 0x4010aeaa, &(0x7f00000000c0)={0x0, 0x80000000}) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x100, 0x0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f0000000040)={0x0, 0x10001, 0x0, @empty, 'bcsh0\x00'}) mmap(&(0x7f0000000000/0x709000)=nil, 0x709000, 0x20, 0x44031, 0xffffffffffffffff, 0x0) mremap(&(0x7f00002b6000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f00004b6000/0x1000)=nil) mremap(&(0x7f0000179000/0x3000)=nil, 0x3000, 0x3000, 0x3, &(0x7f0000ffa000/0x3000)=nil) 2018/04/10 13:50:14 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x100, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r5 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 537.042827] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:15 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)={0x9}) 2018/04/10 13:50:15 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(&(0x7f0000000300)='/dev/amidi#\x00', 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f0000000380)='hugetlb.2MB.failcnt\x00', 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(0xffffffffffffffff, 0x54a2) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu\x00', 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f0000000180)='cpuset.mem_exclusive\x00', 0x2, 0x0) sendfile(r2, r2, &(0x7f0000000080), 0x8000000) ioctl$ASHMEM_GET_NAME(r0, 0x81007702, &(0x7f00000000c0)=""/80) [ 537.115010] device bridge0 entered promiscuous mode [ 537.146606] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 537.184405] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 537.210373] device bridge0 left promiscuous mode 2018/04/10 13:50:15 executing program 4: r0 = socket$rds(0x15, 0x5, 0x0) r1 = gettid() syz_open_procfs(r1, &(0x7f0000000000)='net/tcp6\x00') setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f0000000040), 0x4) setsockopt$RDS_FREE_MR(r0, 0x114, 0x3, &(0x7f00000000c0), 0x10) 2018/04/10 13:50:15 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8980, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:15 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf803000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:15 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x28, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:15 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0xa, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:15 executing program 7: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000005ff7)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000540)={0x100000001, 0x3b}) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) setsockopt$inet_dccp_int(r1, 0x21, 0x17, &(0x7f0000000080)=0x600, 0x4) ioctl$RNDADDENTROPY(r1, 0x40085203, &(0x7f0000000580)={0x9, 0x1000, "9c562287db0ae59fe6aeb8cac6b138271bd1500dcc6afd209b7de9ff92711a5fd2364ad522c3428c5da6011a4bda47689fbbc238ab9d1a2ff185f4fe3898383b27d1b1ce6ccc7c2741d32c3691e82cc5a67ab77971e1ee17f2cbcf2ec85638f5d5de9205999b6a2b73d7e590375ba6ccf3f729aa13531a71a86515335e33f503e6700521798e94a668c7d07a8aa95cd45f484d6288f769d283991d9812e8c6039a12503202dc215cd09bb853e853524157ef54ce06306b503735dfcaedf2855812c577cf8e1c16b2292f90f1bb622ada4aa67483ca87fbc0321834b900adb828a12b1582ff1f3606abef49c9a35adcd0ae311afa464209ab37946cf96293b1e134090cb4843d0b95f06a95fa8483d3447f35d2c1f1d05e9fe0b8e9662ac0a6cd848363d08d47008357b36fa55c61e0ddfed3512bb75cf69fecbfcebdb860e2817ffd4900df41f2db1dad6d6f2ee4ce86fb123045cd0ac97f3486ad27537b0399c54bfe687a03a124744aa9f3abf63c8cd333fdfb9054decdf2fe0460a7c18e594bee4913aa842d481ef7185836150a7da7c80fb393fd5986095d3cb0a8548fc28c5374e24d37c2e4abb410c668a45886dc40dbb9ac97e139d9e04620353074d42959acf9240b13990d2ac43eb12a57cd36f6f97784e9865f3888afd4b7d5770a5d9b41220d1e78f323e8f7e27c05106943194b973ceb42c264a0f625ecb1a0b2f2458f884695d8a096f2b282e3938eb831bc9031b55c4f3dc4cf6053e0c9a8ccc7bcc3a15aac50e8a6acca38b6bc1bda0719ea8918ac0a95244ce6449b15498409840f06522c6e59ada77465967d0792ad476aaadcae4bb83d3f794b7324c06bdc1d990b4fb3aaaf2ded5073d88ba31e6b1659cbd378243ca25d4a3c65c6560ec21e0920bed2e13b73f3184f3bef292e140e27f5b1c5b31fcd13f551f16f50314e58967b800f259a5a3693cd99d51a363c44cce6c43c4eb4af7be2d81ca19a2d656e46745517c25510bf717d7cdbfc68cc5304c04c3f7dbbfe225d2271a62d3d3d3c177206198fef2608023a7e13a9d752abfec91a76f0fc8c41800acb4308ab7c944b4d735d47135e1cf3df793ff3f7a1461495b8b2e60fd675bc9f7568eba17da88c1f4ecc0e786d54c11bb60aa3f2733b3f8d28566c8301db66cbe56fe4bc051c9be9a84fb2b5846d16899e78e6f7b5237e56495bd8a6ee1aa1d6f9485f3c9bbafceee7e8443c23d33afece47683fa0afde8bdcae538b6817537b337e5927a2cfe6e612d4fb7cf01103a69d45a454e2144ac07cb572cefb41b0d1b01d70a82b5e0e0636a3a1d0cc3a832335bff54c447e9d6486498e5921075de7489d6fe0813bad47ea6560c3ff596f8ece592e6e60636ad6c933e5b4531520183f0b3448571667af447a879cb2177a94377c24d5054defab7060a0994c62b9ab8f0ed5362ac68d4c00dc5b9cb09c07e9ae23c9e4ec574ef8e4559621f3a53d2810ed141d514e3f38a1cb4bf33a9ab46dcacc36229777201009d52c47011d2978f12e14018eb45d4daca149906bf8bde2d0f6d928d550b4d7d4eb1217557b93023b3e2bd93d45abc5eb22fb6e98a09d8469880090f82cecb24a3726080b83271ac777132ffb645039372c96f937324f0a384e5960408c58ff921c6920c8d6559fbce7caadd8f21b9cedeb0f1f756fa7474fb8af1ef09608ebb5825bde104585f647f52bd269dd8aed1731f9bc46727a3672ebbbdaf6db0680c00ea202214996d5542467f18d6a8329a8aa6f59a86c655b07683948567e0b1874f79955afa8686b0388ad732e9bc870bb95fbfad0e0305280aa44127af6ad52884f910a189375248b49512e5332cca30fa7aaa7e16423ba030c56e070550e8c781e874a1598bc2514f809735eaeea272a99c453500457a78c9a0567ac8c7d77c39d9dd5d1eb028826d8a255bc219e27351cfe7034495b0c412f36cd1f51da6477d132d2e4554012ed55297e38844c3a7e59af935dcd9fdd246b6a866a3bf1788fa3af97d49efe35791d0b5f7ddc75014e45d2ee8ede60f318a3de80d1574865f8c591fe391646a18faef44bd9ec84f0d3f9be7eb24a44543db034cb814869669b6abc61d39aedaeb4cb135da9dcc11954bc8b931425f0331bf8794a06d72a00de1b786a9b583e1679781165a6648542bc15c8669032cb9e2bf9d4f1f1cb004fb949ef1c022ec778eff08ac64d273e97b8e81391648721447db9b8b291bd0995d7f55bfdbc017d62c53854adf7d8045207ffbb3a62902cf3a138cd0ec14e5a5b87ca3310b609b0e6b662d12f2e3ad97e541e3a4e72d8d5b1acf0bd8eac0b19837ccc3df21571716bfa554c871b5f8a7c30c3c56c6c98c30ade2377c0f658955510aaa1b1b08746900c396cf83bc8889e1ad9341b909281ce2c5246e0b031b349ed605c276921e19b31437d1cc57d1d3487f434299ed69bb029903eec77c59ecf27f902ca02d9650ccc51e03030d181a0933263f49423a426fc0d2b53e902db5436bddc546969c5ad1ae5a6523c217418ecee3aeed9439f8dce299701fbaf503ac418f4d9ac1629139456cb3ecf7bb91780b306368e7d643964abca80a154a8fea65beb34dafa5d7669e5ab451c15e6b240474e036a215d85cbfe80ab2c02f0794aa0546be2cafc2f7b4fabfbaa89be15f082c503f1e65c3190fa744b26db8c61cee52952e2e8fd60fbfd1f11c179af292a27731e57382c75785036bddd29ec039ab70dda0428bed702e897d66fe17fbfefd4fdf1b5082ed22b11a01985b8404c3bb8ae0507921ba7a7cfa803024e58e966ecd19071c42d22ca68119c6ea0e19406b9c6187fdee88805530e7771c3001c29d78d6097a1b7897736d84b6c224a114442ca389292591d44086ca82f5f042a9a08ab6a33ca5cdd51f96577aa85876ddd7dec73051fe42f3bc27470ee80a023338396a624f06a66c3c8224d8638e255823c14d9d07c2b18057709745c636dfcba31eeff5acb2e786fe32fb11d4716c5cdb9b1e95ca837d6fedc64270fb145ad8e1306e59eae69272850419dc7aad8785fdf9fc732b85e4b211ac1c2736473454ae1768eda042d7a1ab3afb0cfcb0e861e86243020d49af1adccfe2d95e17cf30256f26f6b311c5f10d0f75824c93c078922e5b3fb65eee535fc41cf535e37956b760621dedc44c797655e540e1bd2d5b5a3dee602e22f287817ef2cfcf91c1158cb2632b142e9c7ac7d1305d0061910c6ca883ee7de32c3c3e42f1314f5c064ea785e5aca136085708ae91cdae3a9f18bf630158c14668e20ce162af4c7ba0e6111a78b4aa0cf0ebf7aafec358c4fc81d364d998089fc37b7a4f9521e08d97588e630a9fd74a3282631cbf27638b8a4ba978658691f79495e15356cd2925f02b407a78b2cfb3506ff95de5fd75feb0ac583edb2fbc7c1fd7ef48e101980c1592b65152d4596f2c3f7eb9b63171b6319a036165189377a9660c6f9cbc6b67d4fce6d898f527d5965f02e772a30865bc79457c1d53a676098afbccca1e2e3de2d8a4f26d69957967fdfaa4867abe0c0057a95c8e90adb3d3fc4b6761fcebd45fcfc29c2351f2e58a778aed4cd56e8fcb7c965a62b5b6f19ebb0435383e650c508e4c4bc3e4616b15ed464feb4cb5442fc1c997d65ede5ba0855188deb6b33cd0fde5c87a1dab93731f6316b85cbd55bc0c8282a266a3329d561cdf120af35a878a0ab96e53b3713746d90ef6674691a1db8521ec33b5692e73093dafa517a6352ac6602b922c5fcca43c38ddff25aff3d80a17badab112b71c87305ccdf78831f8d5c2a11a3662e85c6a0411549fbd64495403fe6a970aef73a005ff7c684181e4b8e35701db7b0e97990771612dd7c4a087f56e5378a535842545687db7533e9da9a3c5f84a38f89e8f059934cbb5b3e0d2917588ef8a2b79aa16cbbcc1e260ae6f123a3ed375658f3736746ebdc4464832159e20aba20067476db69aed3dcff0dbbd5115c77cf2abca79c784d23574f2bca77b7a334fbe65a1633521302e9ad7223ba5b4232ac526db36d9c063d0882b2bc438a840ae1af48e65e677ee7e7b48bee5bdc6953fad55275d3c126c9456f4328e97dc36dfad6599da3035c35ce049616ade9d69cdc037219b0b4defa6cee49dd7c8ece89541d9859ee81a6ac68604f272cc54d7b1feaec77603b582e40a155dbf5aa9a9f9de62abff3601e22715e2ac6e93c5b4d99d52805f3d6307e29d3b6d1e79e9096010effaffc4aa872e03152b00a83e16d9052ed21b42ee7c780f86dc74d382646a00e7e760073140d1487a323565cee81bb9aa3350483d73038c640fd43acda68cdb61eec3f2efc682c12d10cb1ac5f64201135eca10bf00a9a7057ce911079bd0f7ee688487e5b2b50e19e52a0110e3ab4db90a27dde32d40864423b0dc5377f727109e4d23b594c3a05ac75f262b8ddb25a5d1cb3b5507b9eb01a321ab64b823faa18a6f9b911ecd22a33ff672f9374cccf3a57516f589e31eb9e147b9bce91a4311c00051be7ab0a4a4ad17f564705ba4b4f04deb957026d3189794d96f8765081b8dd980f7101a7e04cebc031e1ad140b76192668c9384029b1488a2593ee34ca680300455193d1d539b88b09648d6144d28c8fefa4a7af60d2ce5db5940cdf59c6f3ee93a66ae60e5597d9f19e54cb67afc08c4a6feb52aac7e30900cd9d78f69a032dcb08ef4f8355766e61638b5147469503520b79b3359128f2e836b2bc62658c747c8023f3750b932d15b40947f76e401c9439b6695d0ab6aa2f09b1f24e7cfd5e4afd58deef5665defafc8dd865e4702abd189db0bd270557fd1cd9e327d1388662882d7aab6cef43762d1aadfb52b41e46dc693cfdf4abb60b648e5a26e56ea96571424ca40e5970bdce7be412e4899c0c59f02dbd078e5b036029b40232ad6c5da13fb6f920e455b7eaf34ba3f68b9fbfd9b771ea093568849fdb836da8191d829d983dd7405e3161c16ff1a7e419b7de40be811ab3b5465992b9aafa9dc00d359b0d08fe87ff93ab30b3f7cbd1262e46c2e70b3be94a4173913b3af627a220aa6de0497c71b11f644d6673a1fc8dda5d4931c205553c15fef8659950f743e0abc4ebaa06e59cabd456c705aa841aba5b43011c603d59cb545b5518c56e6fb331a24e3d0d80611299b0c54b96838081357b351f1fec9a12b962ca44f652249f272645af82cad8b2b7623dea19137243766c229dd17afe00bd333d9993849a3379712d4adb4f95bdc4451869ebc9624cdc397aa78edf1b1ea73d40ecedf6b7c5f55894f6da32faf014e11284111fe562bcd93fefd02b3a9aa139299e644aef44b1ababe1a5ea7065fcf86baabec4fa887621cf83dbebbcfa00f266a10da7e9359e894a08cceb320c8e5e4c04f9fe7c7a6538083e9178d5968c228134afa869369f486ac75826a97b2220a547b00f4d0beae3ae0afbc5fbd7b3538231dca4fcd22bf11b07fcbde046798c59a96cdc86328453734c7cd4435240e13520cc9d72ad60c62a0f71f7164a6aa927bcc785fbb9221cf4f905f08a61df3729bbe599b04c8924cab874955bfc7644b4118b8c5576aaa0d97a41aabdc1e86a1e9f50a588efc49a6097a865a813b4c67b3507d3a02f6d30db8a5591fac5c6753866e6e828ad4a351869fef4bd161a3515a6d15e2175dd9308521ddf8af80dedc439554aa548ebea53ea5cc06eb0c8bce724f0196835211ae7a8d650a07bc98a53918f2c6e5ffab96d7391355c79c87cd778869743f58f8fb707105a47366cb8134f36a76ada1b"}) 2018/04/10 13:50:15 executing program 1: socket$inet_sctp(0x2, 0x0, 0x84) write$rdma_cm(0xffffffffffffffff, &(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYBLOB="020000f28cdf"], 0x6) write$rdma_cm(0xffffffffffffffff, &(0x7f00000003c0)=ANY=[@ANYBLOB="031a4f2f7f000000dde30000000000000000000000000000000000000000000100005dd45591dac827000000ff01000000000000000000000000000000000000", @ANYBLOB='\x00\x00\x00\x00'], 0x44) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000440)=@resolve_ip={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x48) r0 = creat(&(0x7f0000000140)='./file0\x00', 0x8) socketpair(0x3, 0x0, 0xfffffffffffffff7, &(0x7f0000000240)) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_int(r0, 0x29, 0xc8, &(0x7f0000000040)=0x4, 0xfffffd6c) openat$kvm(0xffffffffffffff9c, &(0x7f0000264ff7)='/dev/kvm\x00', 0x0, 0x0) setsockopt$inet6_int(r1, 0x29, 0xc8, &(0x7f0000ac5000), 0x4) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000)={@remote, @loopback}, &(0x7f0000000080)=0xc) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000200)=0x0) sigaltstack(&(0x7f0000ffd000/0x1000)=nil, &(0x7f00000003c0)) perf_event_open(&(0x7f0000000300)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x5, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x3, 0x81, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0xc80, 0x0, 0x0, 0x0, 0x401, 0x3a, 0x5}, r2, 0x8, 0xffffffffffffffff, 0x0) 2018/04/10 13:50:15 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000140)=@req={0x101, 0x8, 0x3, 0x6}, 0x10) [ 537.402100] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 537.427712] QAT: Invalid ioctl 2018/04/10 13:50:15 executing program 2: r0 = socket(0x10, 0x802, 0x0) r1 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r3 = socket$unix(0x1, 0x3, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) bind$unix(r3, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r1, 0x80f86406, &(0x7f0000001280)=""/4096) connect$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) 2018/04/10 13:50:15 executing program 4: io_setup(0x9, &(0x7f000060e000)=0x0) io_setup(0x100000001, &(0x7f0000000000)) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x8000, 0x0) setsockopt$netrom_NETROM_T2(r1, 0x103, 0x2, &(0x7f00000000c0)=0x1, 0x4) io_destroy(r0) io_setup(0x9a, &(0x7f0000000080)) [ 537.523913] device bridge0 entered promiscuous mode [ 537.560558] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 537.602707] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 537.635134] device bridge0 left promiscuous mode 2018/04/10 13:50:15 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = socket$can_raw(0x1d, 0x3, 0x1) close(r1) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000004000)) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000000)={0x0, 0x0, 0x6}) poll(&(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {r1}], 0x8, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/ip_tables_matches\x00') ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000100)={0x1, 0x101, 0x5, 0x0, 0xb5, 0x0, 0x800, 0x80000001, 0x4c, 0x0, 0x7, 0x3945, 0x0, 0x0, 0x2, 0x7, 0x7, 0x8, 0xfffffffffffffffc}) write$fuse(r2, &(0x7f00000000c0)={0x14, 0x1, 0x2, @fuse_poll_out={0xb1}}, 0x14) ioctl$sock_SIOCINQ(r1, 0xc0189436, &(0x7f0000000000)) 2018/04/10 13:50:15 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x5411, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:15 executing program 2: socket(0x10, 0x802, 0x0) r0 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r2 = socket$unix(0x1, 0x3, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) bind$unix(r2, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$DRM_IOCTL_GET_STATS(r0, 0x80f86406, &(0x7f0000001280)=""/4096) 2018/04/10 13:50:15 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xffffff7f00000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:15 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x2, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:15 executing program 4: pipe(&(0x7f0000160ff8)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000058ff8)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r2, &(0x7f0000620000)=[{&(0x7f0000d24fff)='F', 0x1}], 0x1, 0x0) fcntl$setpipe(r0, 0x407, 0x0) tee(r1, r0, 0x7, 0x0) tee(r1, r0, 0x86eb, 0xf) getsockopt$inet_sctp6_SCTP_STATUS(r2, 0x84, 0xe, &(0x7f0000000000)={0x0, 0xaef, 0x2, 0x8, 0x401, 0x0, 0x755f9b25, 0x9, {0x0, @in6={{0xa, 0x4e23, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x1b5}}, 0x3, 0x3ff, 0x6, 0xa00, 0xb8}}, &(0x7f00000000c0)=0xb0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x3, 0x9, 0x200, 0x80000001, 0xf032, 0x3f, 0x1, 0x9, r3}, 0x20) 2018/04/10 13:50:15 executing program 1: r0 = syz_open_dev$amidi(&(0x7f0000000400)='/dev/amidi#\x00', 0x81, 0x940) accept$inet6(r0, 0x0, &(0x7f0000000440)) r1 = syz_open_dev$loop(&(0x7f0000000b80)='/dev/loop#\x00', 0x0, 0x4006) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x61, &(0x7f0000000040)={'filter\x00', 0x4}, 0x68) close(r0) accept4$inet(r0, &(0x7f0000000100)={0x0, 0x0, @remote}, &(0x7f0000000280)=0x10, 0x80800) setsockopt$RDS_FREE_MR(r0, 0x114, 0x3, &(0x7f00000000c0)={{0x9, 0x200}, 0x4}, 0x10) ioctl$sock_netrom_TIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000140)) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f00000002c0)=0x80000000000000) sendto$ipx(r0, &(0x7f0000000180)="7e64f5d2d728613662ee63ae926a278b310dfd65a1627b5461824196ba990f2ac896c9556e2e80075e90fe7eb68530956fd8875d3b248535f9db0b3c8811eb53a3c812ca99b53255881e9d5c26b397396c4b7c47998ede2d1594c4bd5f7cf776945c258e432e6cecfc77542a05bd18598111a6d87d9299a8c8e136937949f248b2c622b96230db0baa451a787642fef5a2d6151a866ccef56f74f1f866ecb8dc6d0e8206effc7b66e5de5be46766a6d6003dcc6d9f6d8d623522df0fb8ed910baba1e7d297c9beeb562790a56867275be847415249b9", 0x176, 0x20000800, &(0x7f0000000340)={0x4, 0x80000006, 0x8, "27edb4c24064", 0x101}, 0x10) 2018/04/10 13:50:15 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 537.804652] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:15 executing program 2: socket(0x10, 0x802, 0x0) r0 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r2 = socket$unix(0x1, 0x3, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) bind$unix(r2, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:15 executing program 7: r0 = socket(0x10, 0x7, 0xe017) ioctl$sock_ipx_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000040)={'nr0\x00', {0x4, 0x3, 0x3, "fd489c23428b", 0x1}}) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x107d}, 0x2c) r2 = msgget$private(0x0, 0x40) ioctl$SNDRV_TIMER_IOCTL_GPARAMS(r1, 0x40485404, &(0x7f0000000280)={{0xffffffffffffffff, 0x0, 0x4, 0x1, 0x67}, 0x401}) msgsnd(r2, &(0x7f0000000080)={0x1, "8b4ce2a74e64c3f86c0d65c1e1f43f5bf2794a997460fc52ad5303b70868c46e3d5c394e248591390b4b5b177f3c256e1c0a27b35b94c02c99106fc6aa1fd36f1b7ff9d4bb385e3f42f28c2685a862d8e952a4f17705fd710654f74fffc453d0ff2afb655df33f22edbe929925373051c4a750f4d7d0edeaa912f411052887aa5b286b01da0f2a8ca2385baa80ed942d30759089d40e6136668ec3423177876fb445a0ffb1c3e38dee"}, 0xb1, 0x800) r3 = syz_open_dev$vcsa(&(0x7f0000000140)='/dev/vcsa#\x00', 0x9, 0x200) ioctl$KVM_GET_IRQCHIP(r3, 0xc208ae62, &(0x7f0000000180)=@ioapic) accept4$alg(r0, 0x0, 0x0, 0x80800) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000e5ffffffffff1e1100000000000000000000000000009500000000000000"], &(0x7f0000000000)='syzkalle]N', 0x5c6e, 0x6ef, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/10 13:50:15 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8901, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:15 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000180)='/exe\x00\x00\x00\x00\x00\x00') ioctl$fiemap(r0, 0x40086602, &(0x7f0000000040)={0x400000, 0x0, 0x0, 0x0, 0x49249249249244b}) 2018/04/10 13:50:15 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xe8030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 537.976249] device bridge0 entered promiscuous mode [ 537.992763] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:16 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfec0000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:16 executing program 2: socket(0x10, 0x802, 0x0) r0 = memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) socket$unix(0x1, 0x3, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) bind$unix(r2, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) [ 538.026338] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 538.041543] device bridge0 left promiscuous mode 2018/04/10 13:50:16 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cast5)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000140)="0a0775b0d5", 0x5) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000000e40)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000001a80)="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", 0xf00}], 0x1, &(0x7f0000000280)}], 0x1, 0x8000) sendmmsg$alg(r1, &(0x7f0000002dc0)=[{0x0, 0x0, &(0x7f0000001a40)=[{&(0x7f0000000a40)="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", 0x188}], 0x1, &(0x7f0000001ac0)}], 0x1, 0x0) recvmsg(r1, &(0x7f000022efc8)={&(0x7f0000bb5ff0)=@ethernet={0x0, @random}, 0x10, &(0x7f0000000000)=[{&(0x7f0000000040)=""/121, 0x79}, {&(0x7f0000fb0ff4)=""/12, 0xffffffac}], 0x2, &(0x7f0000139000)=""/70, 0x46}, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r1, 0x8935, &(0x7f0000000180)={'\x00', 0x9}) 2018/04/10 13:50:16 executing program 7: r0 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x40101) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0xc0189436, &(0x7f000023efa8)) 2018/04/10 13:50:16 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x891a, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 538.117741] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:16 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) socket$unix(0x1, 0x3, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:16 executing program 7: syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x400800) perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r1, 0x1, 0x7, &(0x7f0000000040), 0x4) sendmmsg$unix(r1, &(0x7f00000bd000), 0x80, 0x0) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000080)=@get={0x1, &(0x7f0000000140)=""/135, 0x8}) recvmmsg(r1, &(0x7f00000015c0)=[{{&(0x7f0000000440)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f00000014c0), 0x0, &(0x7f0000001500)=""/142, 0x8e, 0x100000001}}], 0x1, 0x0, &(0x7f0000001640)={0x0, 0x989680}) close(r0) 2018/04/10 13:50:16 executing program 4: unshare(0x400) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x7) eventfd2(0x401, 0x0) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000020000)={0x0, &(0x7f0000000000), 0x0, r2, 0xd}) flistxattr(r1, &(0x7f00000000c0)=""/170, 0xaa) eventfd2(0x35, 0x0) 2018/04/10 13:50:17 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x11000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:17 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'\nridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:17 executing program 7: r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x4, 0x123000) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x7ff) pread64(r0, &(0x7f0000000080)=""/234, 0xea, 0x0) ioctl(r0, 0x1000, &(0x7f0000000180)="89599933fed3054fa63f34") ioctl$TCSETS(r0, 0x5402, &(0x7f00000001c0)={0x3ff, 0xffffffff, 0xffffffff80000000, 0x60199ad8, 0x7fffffff, 0x9c1, 0x1, 0xb4, 0xf91, 0xfffffffffffffffe, 0x8, 0x4}) getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x63, &(0x7f0000000200)={'TPROXY\x00'}, &(0x7f0000000240)=0x1e) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = gettid() fcntl$lock(r1, 0x5, &(0x7f0000000280)={0x0, 0x4, 0x4, 0x8, r2}) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f00000002c0)=0xff, &(0x7f0000000300)=0x4) r3 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000005c0)={{{@in6=@local, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@dev}}, &(0x7f00000006c0)=0xe8) fstat(r0, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000780)={0x0, 0x0}, &(0x7f00000007c0)=0xc) fstat(r3, &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r3, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000340)={0x224, 0x12, 0x4, 0x70bd25, 0x25dfdbfd, "", [@nested={0x144, 0x81, [@typed={0x4, 0x5b}, @generic="2b8da8c7f4b57db2096c5323c2f58f4df28f1f1c3fa8539d0b5f5610a5b9b3d2f91d579e516217a74f711e4d1fa82f1ee2d886fdce2bbcb56e85baadc6f841fed9b45e7da9fa734d4f34719df1d6dde3158dd5f6a35522fc09a19322e01dfa59a8a5aaa36447ee9790657c59af754378677e037f0a552af4477a887b5345a94131cef58464bc7a9db7e58d76406b47b772f69cc8c2c5fb93176f4f7eb2d78e493ddd1050e830a8c8b8b8b9b6ba8e19de76c257f3cc7cc932d44fad92207ae6e6e1f7cbcc11949f1d4e4d09f20a05d4170e763b821a9a55b22062", @generic="17641741f8f0d8f459647925a1", @generic="a90ca33f71c1e2ff15570bca4fe166bf72f13941b20ffe5c5281b0d999e02c98399ef5c540826251111a814d73907e6d6f6bfd25ae2ee21123818201c495ea8425e30794eba190600d92f85f6c4271a66f3c0b7d"]}, @generic="11798515709b48e1944d53ce7ca543b7071be2f2e3e05d41f50e77a95be2d9a67a5376d840253547ac2b6cbc87daf532abe10abd7d82daa39b392aeb89d4c3592d5e8e4a1f31ff4f45cbafa95a0e783e34ce7ec01830f117cfda9f468b77454307f61bf8f6a3dc1fa8cf199ddb2097fa6a570822f976c297348c2ff8b24cdde5694ce9aea2ccd754f3bc431a2972d8940fe57ed41647d34744bdde7c472d4f8ae02a7ce9", @nested={0x20, 0x4e, [@typed={0x8, 0x86, @pid=r2}, @typed={0x14, 0x39, @ipv6=@loopback={0x0, 0x1}}]}, @typed={0xc, 0x6c, @u64=0x8}]}, 0x224}], 0x1, &(0x7f0000000880)=[@cred={0x20, 0x1, 0x2, r2, r4, r5}, @cred={0x20, 0x1, 0x2, r2, r6, r7}], 0x40, 0x4008000}, 0x40080) ioctl$sock_netdev_private(r3, 0x89f6, &(0x7f0000000900)="35da015ffe65d9df784695c2895a2e9bd0fa4cca570dc40fd19284ea14fdcfdadfc54886c9895db98c2139a71ccef589cee3eeadbdb5d4606ee89929f2259a89c5bd3ca328c14286c4fc4158ef988876cf710c78049676b5cce83b944131282a472b9a9cfd75e91ef73d50898335baa4be14b38c745172e4f61150dbbd94599aa21b4772770f498190133c845640c77d1d23cf45b54946") fcntl$setstatus(r1, 0x4, 0x46800) socket$nl_generic(0x10, 0x3, 0x10) bind$inet6(r1, &(0x7f00000009c0)={0xa, 0x4e23, 0x5, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x7}, 0x1c) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000a00)) r8 = syz_open_dev$mouse(&(0x7f0000000a40)='/dev/input/mouse#\x00', 0x5, 0x1) fstat(r1, &(0x7f0000000a80)) r9 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000b00)='/dev/rtc\x00', 0x200000, 0x0) ioctl$TCXONC(r8, 0x540a, 0x3) unshare(0x4000) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000b40)={0x0, 0x7}) r10 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000b80)='/dev/dsp\x00', 0x400, 0x0) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r9, 0x84, 0x79, &(0x7f0000000bc0)=0x8001, 0x4) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r10, 0x40bc5311, &(0x7f0000000c00)={0x0, 0x0, 'client0\x00', 0x2, "07e83c0f02334acf", "a860b09c37b96fde4c156c1b621a6bab36638d6a3a0ffa46cadf6162277a8df6", 0x1, 0x1}) 2018/04/10 13:50:17 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x80806, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:17 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x6000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:17 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000a5f000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="01000000f0090009e67d5d11320d0bf9c9"]) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$KDGKBENT(r3, 0x4b46, &(0x7f0000000180)={0x0, 0x9, 0x1}) pipe(&(0x7f0000000000)) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000a5f000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="66b9800000c00f326635000800000f30a50f01ca0f10a5177b440f20c0663508000000440f22c0260f20020f0d9c0800660f66d2ba4100b000ee0f8d0000", 0x3e}], 0x1, 0x0, &(0x7f0000000180), 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x40003, 0x0) 2018/04/10 13:50:17 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x20000000, 0x0, 0x2000, 0x200, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x15, 0x80005, 0x0) getsockopt(r0, 0x114, 0x10000000002717, &(0x7f0000000000), &(0x7f0000000040)) socket(0x0, 0x0, 0x0) ioctl$sock_ipx_SIOCIPXCFGDATA(r0, 0x89e2, &(0x7f0000000140)) 2018/04/10 13:50:17 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) socket$unix(0x1, 0x3, 0x0) bind$unix(0xffffffffffffffff, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) [ 539.364287] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 539.554283] device bridge0 entered promiscuous mode [ 539.561068] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 539.573439] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 539.582609] device bridge0 left promiscuous mode 2018/04/10 13:50:17 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000300)=0xc) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) [ 539.635847] print_req_error: I/O error, dev loop0, sector 872 [ 539.641846] Buffer I/O error on dev loop0, logical block 109, lost async page write 2018/04/10 13:50:17 executing program 1: r0 = open(&(0x7f0000000040)='./file0\x00', 0x400000000202000, 0x100) ioctl$sock_bt(r0, 0x8907, &(0x7f00000000c0)='h') perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_gettime(0x8000007, &(0x7f0000000080)) 2018/04/10 13:50:17 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'b\nidge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:17 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:17 executing program 7: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000080)) r0 = eventfd2(0x2, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$eventfd(r0, &(0x7f0000000000)=0xfffffffffffffffd, 0x8) write$eventfd(r0, &(0x7f0000000040), 0x8) readv(r0, &(0x7f0000002fe0)=[{&(0x7f0000002f94)=""/108, 0x6c}], 0x1) 2018/04/10 13:50:17 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xc4ffffff, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:17 executing program 4: r0 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x7, 0x4800) pwritev(r0, &(0x7f00000001c0)=[{&(0x7f0000000040)}, {&(0x7f0000000080)="cc603509e728926c0c638dff956de224bbd59f1d416b0d19df602ea79b65ecad4f7f23e58d68c957c0cc5560b228d54672f5ddfca74bd67aed2790c479963e8104a99e2ac556efb129", 0x49}, {&(0x7f0000000100)="9f62341834c201385f8ea4f3d0a21446d6b7900d33771112c7ffb8f8d9f2f9e01641c01140b114327a450ae3b2f8540128b23b1f22558514ff8bcad7d62bc9e571fb0d61dabefcd07289112f2ac0e4ef42a986b1b840ab44b43efbc8bec7cd3f55427c24f7029acc3d3d21466b9a88189796fe088a10ff859278e86c720cf190f548886951614df510f7c10d0df09928418670ea811de9d4cb53f1f48591", 0x9e}, {&(0x7f0000000280)="d4f8b0ce691b766178f099d1d77ae86f62b469498003472a6c730f61050503e64db46d5cb410904a9e0c601a118fde17eaeeff9196755af722bd1191a0a417f00a431222432abb1bcf34344051ddb870f5d42e1e21071b11e066a14b10e034a61256ce7a4a10215adc61274d94cb884c003b07e70860fa73c66029013e08f292ff3fba20a002", 0x86}, {&(0x7f0000000340)="d8725e683c8a3ed9c7be82002f47501454ccd3145a24288e2bb4df4a7ecdfcb893b637f51fa120c1211b5292ac143d1c7949a925409f71c265d01f1a9200d7367263071c923401a849d82d92e405064dc39d140e6fb893b6c1a84dd33ad5d727e7c3cea9c9714390a61eeb80ca95739c56f96f193f4ae5e67bef2ec040f14d8dc01981dfb7", 0x85}, {&(0x7f0000000400)="9b32a9c19dcf2ef540a8653ec2ebc6bfceecbfc69c568cfc11741923af5d122fff280754b515bb12f22b9977b3c61b440e41b7a0b1365862f34747ada80083b430015922a5ee1bc8cdfae6ef128f87565f71e82500d7d209d4bb7daece057ebfaef91f821846aa452b4105f39459f75887e16e1e2ca3de0017b5316d42e09f379a2e652c67701f251d13413cb62909e09f8cf093c97225244dbc", 0x9a}, {&(0x7f00000004c0)="4e0281b4ed07c2f2614e276b267deaa5e91eb63fbf2456348655ad4d9daa1e3d7ac855e54879f6de5392a3129f362a5be00f8c1517e909ea6d43f9388192ce81c607c4b9bb68fcc76f29bfead6b2b19aa5d49256b48cb37fc53fc666e62567289ada2339279002a0e700ec3601cbbce140a7853eefdeaeceb9a06afb337dc9aca95c74de5665ebc850ac55128f8a5c8595bb4fa22548b071a61662b023eaeca785a35f", 0xa3}], 0x7, 0x0) mmap(&(0x7f0000080000/0x2000)=nil, 0x2000, 0x3, 0x31, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") fcntl$setstatus(r1, 0x4, 0x6000) pread64(r1, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) 2018/04/10 13:50:17 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 539.728837] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:17 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x11, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:17 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'b%idge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:17 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semget(0x1, 0x4, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:17 executing program 4: r0 = socket$inet(0x2, 0x3, 0x88) sendmmsg(r0, &(0x7f0000006780)=[{{&(0x7f0000000340)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x19}}, 0x80, &(0x7f00000000c0), 0x0, &(0x7f0000000940)}}, {{&(0x7f0000000080)=@in={0x2, 0x0, @rand_addr}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000000)="07250e3b", 0x4}], 0x1}}], 0x2, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000100)={0x0, @in={{0x2, 0x4e21}}}, &(0x7f0000000040)=0x84) setsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f00000001c0)={r2, 0x10001}, 0x8) [ 539.856592] device bridge0 entered promiscuous mode [ 539.874747] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 539.881585] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 539.892703] device bridge0 left promiscuous mode 2018/04/10 13:50:17 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:17 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'br\ndge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:17 executing program 4: r0 = syz_open_dev$sndtimer(&(0x7f00000b5ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000029fcc)={{0x0, 0x2, 0x0, 0xffefffffffffffff}}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f0000000040)=@ethernet, &(0x7f00000000c0)=0x80, 0x80800) sendmsg$nl_crypto(r1, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)=@upd={0xe8, 0x12, 0x22, 0x70bd25, 0x25dfdbfe, {{'generic-gcm-aesni\x00'}, [], [], 0x0, 0x2000}, [{0x8, 0x1, 0x100000001}]}, 0xe8}, 0x1, 0x0, 0x0, 0x800}, 0x4000810) socket$nl_xfrm(0x10, 0x3, 0x6) openat$sequencer2(0xffffffffffffff9c, &(0x7f00006dfff0)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/10 13:50:18 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:18 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x8936, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 540.031301] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 540.215170] device bridge0 entered promiscuous mode [ 540.222468] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 540.229913] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 540.239638] device bridge0 left promiscuous mode 2018/04/10 13:50:18 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:18 executing program 1: connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x7}, 0x1c) r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040), 0x4) socketpair$ax25(0x3, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r0, 0x0, r1) getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x1, &(0x7f0000000200), &(0x7f0000000140)=0x1) ioctl$TIOCGSID(r2, 0x5429, &(0x7f00000000c0)=0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000180)={0x0, 0x7}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000001240)={r4, 0x8d, "163d4d84b81b121ce8b537148e3dba69e79e2e760c338ee5f43acff4fc819a46f37867ecbf805aadf7a8071a6dad8a0655e964de8118b1f306c13d881c751b7b4d4cd566012ebb234ba770145776439fdf39d9335d6c697bbb0e20af8d98fb8a649ddace4627edee2c752af7f45423e0ec4b8b37c82ff1a1d04aba0f13905080b31876ea77f90d466b67ab19fd"}, &(0x7f0000001300)=0x95) ptrace$setregset(0x4205, r3, 0x200, &(0x7f0000000100)={&(0x7f0000000240)="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", 0x1000}) 2018/04/10 13:50:18 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xffffff91, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:18 executing program 7: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket(0x15, 0x807, 0x7fffffff) r0 = socket(0x20004000000015, 0x80005, 0x0) getsockopt(r0, 0x200000000114, 0x2712, &(0x7f0000001000)=""/1, &(0x7f0000000000)=0xf000) 2018/04/10 13:50:18 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:18 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x8000000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:18 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x600, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r1 = getpgrp(0xffffffffffffffff) fcntl$lock(r0, 0x5, &(0x7f0000000040)={0x0, 0x0, 0x973, 0x401, r1}) ptrace$setregset(0x4205, r1, 0x1, &(0x7f00000000c0)={&(0x7f0000000080)="da7ce2df2fce8d69394be59ff8af1d32e7d822a864d3d97474a82d87c70b40b2bfa7b8bfd092d81c61f02aa0", 0x2c}) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x8000, 0x0) setsockopt$ax25_buf(r2, 0x101, 0x19, &(0x7f0000000140), 0x0) signalfd4(r0, &(0x7f0000000140)={0x3}, 0x8, 0x80800) 2018/04/10 13:50:18 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'br%dge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:18 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:18 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bri\nge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 540.596277] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:18 executing program 4: ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000000)={0x1, 0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) bind$can_raw(r0, &(0x7f00000000c0)={0x1d, r1}, 0x10) r2 = socket$netlink(0x10, 0x3, 0xc) socket$nl_crypto(0x10, 0x3, 0x15) writev(r2, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x1f}], 0x1) r3 = socket$netlink(0x10, 0x3, 0x800000000f) writev(r2, &(0x7f000037d000)=[{&(0x7f0000199fe1)="1f00000002031900000007000000068100ed853b09000100010100ff3ffe58", 0x1f}], 0x1) writev(r3, &(0x7f0000fb5ff0)=[{&(0x7f0000000040)="1f00000003031900000007000000e3800802bb0509000100010100493ffe58", 0x1f}], 0x1) 2018/04/10 13:50:18 executing program 7: r0 = memfd_create(&(0x7f00000000c0)="2f7b06003170707031253a656d30f9", 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r0, 0x0) r1 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000009fe8)={0x6, 0xb, 0x1, r0}) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x29) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x6012, r2, 0x0) mremap(&(0x7f0000006000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000000000/0x1000)=nil) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r7 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) r8 = dup3(r7, r6, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r7, 0xaeb7) ioctl$KVM_RUN(r8, 0xae80, 0x0) ioctl$TIOCGPGRP(r8, 0x540f, &(0x7f0000000040)=0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) accept4$llc(r5, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000180)=0x10, 0x80000) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000400)='/dev/sequencer2\x00', 0x2a8a00, 0x0) fcntl$setown(r2, 0x8, r9) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000fe5000/0x18000)=nil, &(0x7f00000005c0)=[@text32={0x20, &(0x7f0000000100)="b9870300000f329a1a00c0fee400c4c31120660d4ab981030000b806000000ba000000000f30c4e2392db636fb66ed0f3266b817018ed0c4e161f1c70f01cf66b8dc008ec8", 0x45}], 0x1, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_RUN(r8, 0xae80, 0x0) r10 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000001c0)={{{@in6=@ipv4, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@multicast2}}, &(0x7f00000002c0)=0xe8) prctl$getreaper(0x3d, &(0x7f00000003c0)) getresgid(&(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)=0x0) fchown(r10, r11, r12) 2018/04/10 13:50:18 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) pkey_alloc(0x0, 0x3) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:18 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x10000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 540.787011] device bridge0 entered promiscuous mode [ 540.796681] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:18 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bri%ge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:18 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xb00000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:18 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x2, 0x4) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) syz_emit_ethernet(0x2ae, &(0x7f0000694ffe)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000775000)) [ 540.827310] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 540.884856] device bridge0 left promiscuous mode [ 540.907798] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:19 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'brid\ne0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:19 executing program 7: mlockall(0xfffffffffffffffd) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x80000, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000100)={0x101, 0x0, 0x1, r0}) ioctl$DRM_IOCTL_VERSION(r0, 0xc0406400, &(0x7f00000002c0)={0x3, 0x7, 0x7fffffff, 0x4e, &(0x7f0000000140)=""/78, 0x68, &(0x7f00000001c0)=""/104, 0x44, &(0x7f0000000240)=""/68}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000040)=[@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e22, 0x35a, @loopback={0x0, 0x1}, 0x6}, @in6={0xa, 0x4e20, 0x8, @mcast2={0xff, 0x2, [], 0x1}, 0x100000001}, @in={0x2, 0x4e22, @multicast2=0xe0000002}, @in6={0xa, 0x4e21, 0x8000, @dev={0xfe, 0x80, [], 0x19}, 0x3}, @in={0x2, 0x4e21, @loopback=0x7f000001}], 0x84) 2018/04/10 13:50:19 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:19 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x600, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:19 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x13) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x18, 0x14, 0x7, 0x0, 0x0, {0x1e}, [@generic="87"]}, 0x18}, 0x1}, 0x0) 2018/04/10 13:50:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf2030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:19 executing program 4: r0 = memfd_create(&(0x7f0000000100)='/dev/vga_arbiter\x00', 0x3) write$binfmt_misc(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="bfa47a30"], 0x4) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlinkat(&(0x7f0000000080)='./file0\x00', r0, &(0x7f00000000c0)='./file0\x00') execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000000240), &(0x7f000034bff8)=[&(0x7f0000ff7000)="00000000000007060804002000fffc0c6565643b799365195f1b76"], 0x1000) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer2\x00', 0x100, 0x0) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r1, 0xc0305302, &(0x7f0000000180)={0x970, 0xa7c7, 0x8, 0xffffffffffffffee, 0x2, 0xff}) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) 2018/04/10 13:50:19 executing program 2: socket(0x10, 0x802, 0x0) memfd_create(&(0x7f0000000080)="00000075e02ecae666b7f32c94ebafcb7bd93177a9d0926fbfd9a5c8697a", 0x2) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) [ 541.158886] QAT: Invalid ioctl 2018/04/10 13:50:19 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x8000000000005, 0x9}, 0x2c) socket$bt_cmtp(0x1f, 0x3, 0x5) r1 = perf_event_open(&(0x7f0000223000)={0x2, 0x78, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0xc, 0x4, 0x100000001, 0x0, r0}, 0x1c) ftruncate(r1, 0x6) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00005f1000)={r2, &(0x7f0000eed000), &(0x7f0000b88000)="13"}, 0x20) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r3, 0xc008551a, &(0x7f00000001c0)=ANY=[]) [ 541.189470] QAT: Invalid ioctl [ 541.195690] QAT: Invalid ioctl [ 541.205229] QAT: Invalid ioctl [ 541.206396] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:19 executing program 2: socket(0x10, 0x802, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:19 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridg\n0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:19 executing program 4: r0 = memfd_create(&(0x7f0000004fff)='\x00', 0x40000000000004) setxattr(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)=@random={'security.', '\x00'}, &(0x7f0000000140)='-\x00', 0x2, 0x3) mknod$loop(&(0x7f0000000000)='./file0\x00', 0x7000, 0x1) lseek(r0, 0x0, 0x2) getresgid(&(0x7f0000000180)=0x0, &(0x7f00000001c0), &(0x7f0000000200)) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000240)={0x1000}, 0x4) setgid(r1) accept4$ax25(r0, &(0x7f0000000040), &(0x7f0000000080)=0x10, 0x800) [ 541.349190] device bridge0 entered promiscuous mode [ 541.355585] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:19 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = getpgid(0xffffffffffffffff) capget(&(0x7f0000000040)={0x20080522, r1}, &(0x7f0000000080)={0x3000000000, 0x7, 0x100000000, 0x7c, 0x800, 0x8}) setsockopt$inet6_group_source_req(r0, 0x29, 0x10000000000002e, &(0x7f0000001000)={0x1, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}}, 0x108) get_robust_list(r1, &(0x7f00000002c0)=&(0x7f0000000280)={&(0x7f0000000100)={&(0x7f0000000000)}, 0x0, &(0x7f0000000180)={&(0x7f0000000140)}}, &(0x7f0000000300)=0x18) r2 = gettid() r3 = syz_open_procfs(r2, &(0x7f00000000c0)='net/mcfilter\x00') preadv(r3, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/70, 0x46}], 0x1, 0x40000000) 2018/04/10 13:50:19 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) [ 541.393333] IPv6: ADDRCONF(NETDEV_UP): bridge0.0: link is not ready [ 541.417826] device bridge0 left promiscuous mode 2018/04/10 13:50:19 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x109041, 0x80) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f0000000180)={r1, 0x3}) bind$vsock_dgram(r0, &(0x7f0000000080)={0x28, 0x0, 0xffffffff, @reserved=0x1}, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f0000000040)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000800)={0x14, 0x27, 0x1ff307543bf68163, 0x0, 0x0, {0x8}}, 0x14}, 0x1}, 0x0) 2018/04/10 13:50:19 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x1802000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3e8, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 541.608373] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 541.699510] print_req_error: I/O error, dev loop0, sector 856 [ 541.705629] Buffer I/O error on dev loop0, logical block 107, lost async page write 2018/04/10 13:50:19 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x200, 0x0) preadv(r0, &(0x7f0000001880)=[{&(0x7f00000003c0)=""/204, 0xcc}, {&(0x7f0000000500)=""/207, 0xcf}, {&(0x7f0000000600)=""/206, 0xce}, {&(0x7f0000000700)=""/4096, 0x1000}, {&(0x7f0000001700)=""/238, 0xee}, {&(0x7f0000001800)=""/106, 0x6a}], 0x6, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000001d40)='/dev/kvm\x00', 0x218100, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x200010, 0x1, 0x6}) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f0000000300)="c16a00012e260f01ca0f300f350f20e06635000100000f22e066b8ef0000000f23c80f21f866350c00e0000f23f80f21976766c7442400a56c05676766c7442402af3f00006766c744240600000000670f011424b8f1008ee80faeaf0100", 0x5e}], 0x1, 0x0, &(0x7f0000000100), 0x0) setsockopt$RDS_GET_MR(0xffffffffffffffff, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000040)=""/38, 0x26}, &(0x7f0000000080), 0x3a}, 0x20) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(0xffffffffffffffff, 0x84, 0xc, &(0x7f0000000280), &(0x7f00000002c0)=0x4) chroot(&(0x7f0000000140)='./file0\x00') r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) openat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x0, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000200)={0x0, 0x6}, 0xffffffffffffff89) getsockopt$IP6T_SO_GET_ENTRIES(0xffffffffffffffff, 0x29, 0x41, &(0x7f00000004c0)={'raw\x00', 0x1c, "b349a82407bc768df1b11253d4641603f0ea84cf6c6ba76508b99984"}, &(0x7f0000000240)=0x40) r4 = getpgrp(0xffffffffffffffff) process_vm_writev(r4, &(0x7f0000001bc0)=[{&(0x7f0000001900)=""/24, 0x18}, {&(0x7f0000001940)=""/255, 0xff}, {&(0x7f0000001a40)=""/207, 0xcf}, {&(0x7f0000001b40)=""/110, 0x6e}], 0x4, &(0x7f0000001c80)=[{&(0x7f0000001c00)=""/100, 0x64}], 0x1, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/04/10 13:50:19 executing program 4: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0xc0, 0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f0000000080)={0x62}, 0x8) ioctl$LOOP_SET_FD(r0, 0x4c00, r1) r2 = socket(0xa, 0x802, 0x0) setsockopt$inet_int(0xffffffffffffff9c, 0x0, 0x3f, &(0x7f0000000000)=0x200, 0x4) bind$inet6(r2, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, 0x1c) 2018/04/10 13:50:19 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridg%0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:19 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:19 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x29, 0x2, 0x0) syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x0, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000080)={{{@in6=@mcast2, @in6=@remote}}, {{@in=@loopback}}}, &(0x7f0000000180)=0xe8) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000002c0)={'gre0\x00'}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000001c0)=0xc149, 0x4) 2018/04/10 13:50:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x34000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:19 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x4, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:19 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x17d) socketpair$inet6(0xa, 0x80000, 0x5, &(0x7f0000000b40)={0xffffffffffffffff}) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000b80), &(0x7f0000000bc0)=0xc) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000000)) writev(r0, &(0x7f0000000880)=[{&(0x7f0000000240)="f68b812cb363971a75b9b5c87008a2430ca35f8c424fa85a3fe115d46408346bb16d856fc19bbdf3aa7c0d130b05828c2363a0767d4a7e03297b017099e77c57d7563b93bb465d802f43b51d399536d0ed192f3e7774be37f7df16369ddd0401250f02a5f3f05322fc1982bb549fc50e924cb958e3da00d20e73c00ccb0a991f3b97323e48af89ad0c4d7be0c0f0c8e007e0fc67c2a7e16d6761f7520ad7d104a84e271d6686", 0xa6}, {&(0x7f00000003c0)="b23f4fd5319f959a5774c8ffee5d3454d28084781e028665be50cf2f34f2d5613c13d93925f86c255933ffba180907f982b26966568be62c8ca87d867879095931f61bec1916cc84afa488b0e0cafd0771800d3c516e4cbf4f3e7f898f1e8ec44ac642016d9f0728be883dfab05f5bc165030c0ea850244ed7a86a8174055f0389ebce14af4666e7d7ae317fe0c23d2f1719c101f3140f3262e5784de94b939d", 0xa0}, {&(0x7f0000000480)="a40a30125740cdc257df831cfd46a31f975bd05200da7dba59596255ba4df3c5f4186c28462d52639561d8e793b3d5093eb8b49a03b4ea96e8f0ba3915340b651876b58ba5bd707f5bbee523b82665d4e283c94afa6a35ced03d25c92d311824c20e52036ecc4e31b02535bf626e7418adce32f9e0e73e1d2295facf4e3e916f88fe7516ac82981622f35de8c9469bc2c1b517c4148e8706101ec0247fe68da8cb0e4a74114e8dbb8d1da27e69fb2dcc9688748689923355b1cafeccc63820d29ef508611551dbe3ebd3e2091d754f382d9a21a4", 0xd4}, {&(0x7f0000000580)="bd42230828c818e03816733a54b883256ab48c76e28140edeba23e755a7f7c3b6b22f22154cea6bfd00b15712e1f04b7dbe8c5c0e1353c8620c959438899b94ecb4fee0a431b36720058e7076472960d7ddc479ca80baff92e08995920a094f79bd7d356fc96da3e2fe21d49be36", 0x6e}, {&(0x7f0000000300)="188b0c663b393d3fb00dd5b25e32e37d13ac12160543a3e7691af21c18ff1be784640d48b1e3", 0x26}, {&(0x7f0000000600)="112f5b5feb570594dc50d6a41588e25f88f7d3016ef8087333f7750570fba15cb1527c54", 0x24}, {&(0x7f0000000640)="36e81acb546aa3e795d59317a282", 0xe}, {&(0x7f0000000680)="a41b6f836ed2c5a191e74784fbd5e51b78ba9cb4d9f4a3761f1c3b7ca1c8270a20e106fb54a027322098b9a44abdf78ec7d3a2aa1220c5b76b5a88287152928dc961a2bcfc3c122fc19a92a27dcac53ae40fcee83a05f0ecdb72e3068f588c26032ce0f3d3d2eb51d61740dd4867df7bdf53f65a7255de70f9864c62cac7e390c178d6084a9f6a9edc9c750c67905888c16db5e75ebba2080e39e5fd1c489f86886ba6cc57b3183ac5f258f1e4115ecd68890c90d8f6b2ced6b914551806c5b672b1406b8c9633028946060176c26e19d998a2debd709d6b30f4e90647c78831", 0xe0}, {&(0x7f0000000780)="f771b1ae8ca93bb769c6af889b71acf30a1be7303f8630acc1cac832e0afcba767758a3a8e5c0dfbaa769b6ccca04adaea3fc0939bf3d3aa0c0a924ed954e8c6eb4dd90eb405e49334e84bd4c108f25efe28914f6f7571b2", 0x58}, {&(0x7f0000000800)="a3c0d3a4115fe9c49e70088ffe071d4ade8917a61b5168b2dabc6091154f435db0c73ed78871cb5b05dd8359e7083f7a8e04de16b8378192bdd19eb18af6eaded351", 0x42}], 0xa) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r4 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000940)='/dev/ppp\x00', 0x100, 0x0) r5 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000980)='/dev/qat_adf_ctl\x00', 0x200e02, 0x0) getsockopt$inet_tcp_buf(r5, 0x6, 0xb, &(0x7f0000000ac0)=""/4, &(0x7f0000000b00)=0x4) ioctl$sock_bt_bnep_BNEPCONNADD(r4, 0x400442c8, &(0x7f00000009c0)={r5, 0x9, 0x3, "1bc2f38e98edab81bff995fe6e62123063854471d251b92bee55f7826e98a09f7f043e002f76cfb26a75899fee08da3504265775e97b667b4c655ffd835f67681d292030cac7ae4467e86b9a86106dbec298c47f168222697cc5e0ba977d2764c32cdf537a8c8f7d314376169c92b46ce788ce3ef78772769c17e4d9676a7ea5dfe8c417c1f2ef9796656c8a08eabaccca7b2556742e014a11d223048497accf0a8c2b2a3e2f42579e65911ec0cc8369bbc28ad5d685a05ef2795cd43f3396e3b7912526a44fa8"}) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000) ioctl$KVM_RUN(r3, 0xae80, 0x0) r6 = syz_open_dev$audion(&(0x7f0000000140)='/dev/audio#\x00', 0x0, 0x8e4bbca6e397a35d) accept(r6, &(0x7f0000000c00)=@un=@abs, &(0x7f0000000c80)=0x80) getsockname$netrom(r6, &(0x7f0000000180), &(0x7f00000001c0)=0x10) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000100)={0x5000, 0x4000}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ptmx\x00', 0x40802, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)={0x5000}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000340)={0x0, 0x80000009000}) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/04/10 13:50:19 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:19 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000dbcff0)='/dev/sequencer2\x00', 0x0, 0x0) mmap(&(0x7f000027f000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_DIRTY_TLB(r0, 0x4010aeaa, &(0x7f0000000000)={0x8, 0x200}) ioctl$TCSETSF(r0, 0xc074510c, &(0x7f000027ffdc)) msgget$private(0x0, 0x204) [ 541.876301] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:19 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge%\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:19 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xe803000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:20 executing program 7: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00001a3000)='/dev/cuse\x00', 0x0, 0x0) r1 = openat$ion(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ion\x00', 0x0, 0x0) close(r0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001fc8)={0x0, 0x0, &(0x7f0000000240), 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="cb45426faea20b56672d64313aeb30ff7f00000000000e"], 0x17}, 0x0) ioctl(r1, 0xc0184900, &(0x7f0000002000)) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000080)={0x0, 0x6}, &(0x7f00000000c0)=0x8) setsockopt$IP_VS_SO_SET_DEL(r0, 0x0, 0x484, &(0x7f0000000000)={0x89, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e22, 0x4, 'lc\x00', 0x30, 0x3, 0x44}, 0x2c) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000180)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00000001c0)=0x20) mmap$binder(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0xfffffffffffffffe, 0x24010, r0, 0x0) mq_getsetattr(r0, &(0x7f0000000240)={0x4, 0x6, 0x607, 0x7, 0x7000, 0x100000001, 0x20, 0x7}, &(0x7f0000000280)) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) setsockopt$inet_mreqsrc(r0, 0x0, 0x25, &(0x7f0000000140)={@loopback=0x7f000001, @empty, @rand_addr=0x4}, 0xc) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000040)={r1}, 0x20) 2018/04/10 13:50:20 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge4\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:20 executing program 7: r0 = socket$inet_sctp(0x2, 0x2, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) write$binfmt_aout(r0, &(0x7f0000000100), 0x20) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000000c0)={0x9}, 0x10) write(r0, &(0x7f0000000700)="88", 0x1) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0x1}, 0x8) shutdown(r0, 0x1) 2018/04/10 13:50:20 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xe803000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:20 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:20 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xe000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:20 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000000000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x40, 0x10) setsockopt$netlink_NETLINK_NO_ENOBUFS(r1, 0x10e, 0x5, &(0x7f0000000180)=0xc3, 0x4) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0x3}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000100)) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000200)={0x0, 0x0, 0x0, {0x0, 0x1c9c380}}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) 2018/04/10 13:50:20 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = accept4$nfc_llcp(0xffffffffffffff9c, &(0x7f00000000c0), &(0x7f0000000280)=0x60, 0x800) ioctl$sock_SIOCBRDELBR(r3, 0x89a1, &(0x7f00000002c0)='eql\x00') prlimit64(0x0, 0x0, &(0x7f0000000000)={0x79}, 0x0) socketpair$inet6(0xa, 0x80003, 0x1ca6, &(0x7f0000000080)) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000040)={0x1, 0x0, [{0xc0000101}]}) ioctl$KVM_GET_MSRS(r2, 0xc008ae88, &(0x7f0000000000)) ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000180)=@ioapic) socket$vsock_stream(0x28, 0x1, 0x0) 2018/04/10 13:50:20 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 542.339796] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:20 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:20 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge\n\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:20 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x2000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:20 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:20 executing program 7: r0 = socket(0xa, 0x200000000001, 0x0) syz_open_dev$sndmidi(&(0x7f0000000140)='/dev/snd/midiC#D#\x00', 0x20, 0x40) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x2000, 0x0) ioctl$EVIOCSCLOCKID(r1, 0x400445a0, &(0x7f0000000080)=0x3) ioctl$DRM_IOCTL_GET_UNIQUE(0xffffffffffffffff, 0xc0106401, &(0x7f0000000000)={0x258, &(0x7f000097df4b)=""/181}) ioctl(r0, 0x8912, &(0x7f0000000000)) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000100)=@req={0x28, &(0x7f00000000c0)={'eql\x00', @ifru_names='ip6gretap0\x00'}}) 2018/04/10 13:50:20 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x88020000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:20 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge-\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 542.567792] QAT: Invalid ioctl [ 542.609259] QAT: Invalid ioctl 2018/04/10 13:50:20 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:20 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf103, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:20 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 542.637325] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:21 executing program 7: r0 = socket$inet(0x2b, 0x0, 0x100000001) accept$inet(r0, 0x0, &(0x7f0000000000)) 2018/04/10 13:50:21 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:21 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge#\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:21 executing program 1: r0 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x1, 0x630002) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f00000000c0)=[@in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x10) perf_event_open(&(0x7f000025c000)={0x5, 0x362, 0x3e2, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x800, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x3, 0x0, 0x0, 0x4, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4309(rfc4309(pcrypt(authencesn(crc32c-generic,salsa20-asm))))'}, 0x58) syz_open_dev$dspn(&(0x7f0000000300)='/dev/dsp#\x00', 0xffffffffffffffdb, 0x244100) ioctl$KVM_GET_FPU(r0, 0x81a0ae8c, &(0x7f0000000140)) syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x0, 0x40) 2018/04/10 13:50:21 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3000000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:21 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfe80, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:21 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:21 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:21 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000788ffc)=0x100000001, 0xfdf6) sendto$inet(r0, &(0x7f00000000c0)="cf", 0x1, 0x2001ffff, &(0x7f00000002c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000000)) sendto$inet(r0, &(0x7f0000000080)='\x00', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) 2018/04/10 13:50:21 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) [ 543.419007] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:21 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge+\x00\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:21 executing program 7: r0 = socket$inet6(0xa, 0x8000000000008, 0x4) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f0000f76fff)='8', 0x1, 0x0, &(0x7f0000ece000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x76, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, &(0x7f0000000180)=0x84) r1 = syz_open_dev$sg(&(0x7f00000001c0)='/dev/sg#\x00', 0x3, 0x8080) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@ipv4={[], [], @dev}, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@ipv4}}, &(0x7f0000000300)=0xe8) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000380)={r0}) connect$packet(r1, &(0x7f0000000340)={0x11, 0xf7, r2, 0x1, 0x8e, 0x6}, 0x14) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000000)={0x8000000000400001, {{0xa, 0x1004e24, 0x5a, @remote={0xfe, 0x80, [], 0xbb}, 0x401}}}, 0x88) 2018/04/10 13:50:21 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x0, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:21 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:21 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x4000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:21 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:21 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x15554, @loopback={0x0, 0x1}}, 0x1c) [ 543.795742] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:21 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00` \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:21 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x1100, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:21 executing program 7: r0 = socket(0x10, 0x803, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0xf728, 0x4002) socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000200)={{{@in=@local, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in=@loopback}}, &(0x7f0000000180)=0xe8) setsockopt$inet6_mreq(r1, 0x29, 0x1d, &(0x7f00000001c0)={@mcast1={0xff, 0x1, [], 0x1}, r2}, 0x14) write(r0, &(0x7f0000000040)="24000000210025f0071c0165fffffc0e020000170000000182a9000c0800180000fa00f0", 0x24) 2018/04/10 13:50:21 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf8030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:21 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(0xffffffffffffffff, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) 2018/04/10 13:50:21 executing program 1: mmap(&(0x7f0000c8f000/0x2000)=nil, 0x2000, 0x200000004000004, 0x1010, 0xffffffffffffffff, 0x3) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000fe1fef)='/selinux/enforce\x00', 0x200001, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000d59000)={0x0, 0x9, 0x23c2, 0x10061636}, &(0x7f0000bdbffc)=0x10) bpf$BPF_PROG_QUERY(0x10, &(0x7f00005a4000)={r0, 0x0, 0x1, 0x1, &(0x7f00003ed000)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xa}, 0x20) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, r0, 0x0) fcntl$setlease(r0, 0x400, 0x2) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000f19000), &(0x7f0000074000)=0x4) r2 = fcntl$getown(r0, 0x9) ptrace$peekuser(0x3, r2, 0x40) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000001c0)=@assoc_value={r1, 0x80}, 0xfffffffffffffc6f) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f0000a1fffc)=r1, 0x4) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000280)={{{@in6=@mcast2, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@broadcast}}, &(0x7f0000000380)=0xe8) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f00000003c0)={@loopback={0x0, 0x1}, @ipv4={[], [0xff, 0xff]}, @mcast1={0xff, 0x1, [], 0x1}, 0x5, 0x6, 0xb41, 0x100, 0x6, 0x20, r3}) openat$ashmem(0xffffffffffffff9c, &(0x7f000022aff4)='/dev/ashmem\x00', 0x40000222500, 0x0) r4 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0086426, &(0x7f00001f8000)={0x2378, &(0x7f00006b6000)=[{}, {}, {0x0}, {}, {}]}) getsockopt$bt_sco_SCO_CONNINFO(r0, 0x11, 0x2, &(0x7f0000245000)=""/21, &(0x7f0000c54ffc)=0x15) ioctl$DRM_IOCTL_LOCK(r0, 0x4008642a, &(0x7f0000516000)={r5, 0x19}) r6 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rfkill\x00', 0x1fffff, 0x0) sysinfo(&(0x7f0000ba8000)=""/218) r7 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r7, 0x107, 0xc, &(0x7f0000801ffc), 0x3da) getpeername$unix(r0, &(0x7f0000000080)=@abs, &(0x7f00000000c0)=0x25a) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r6, 0x84, 0x8, &(0x7f00002c5ffc)=0x80, 0x4) pread64(r7, &(0x7f0000000440)=""/175, 0xaf, 0x0) signalfd4(r6, &(0x7f0000000100)={0x3}, 0x8, 0x80800) socket$can_bcm(0x1d, 0x2, 0x2) openat$vcs(0xffffffffffffff9c, &(0x7f00005d9ff7)='/dev/vcs\x00', 0x90000, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc\x00', 0x2, 0x0) setsockopt$inet6_MRT6_ADD_MIF(r4, 0x29, 0xca, &(0x7f0000000040)={0x6, 0x1, 0x1, 0x800000, 0x7}, 0xc) 2018/04/10 13:50:21 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:21 executing program 4: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 544.040405] device bridge0 left promiscuous mode [ 544.074657] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 544.093374] device bridge0 entered promiscuous mode 2018/04/10 13:50:22 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x0, 0x0, 0x1}, 0x8) 2018/04/10 13:50:22 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x20000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 544.122975] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:22 executing program 7: socket$inet6(0xa, 0x80003, 0x6) [ 544.174607] device bridge0 left promiscuous mode 2018/04/10 13:50:22 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\a \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:22 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:22 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:22 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x3e8, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:22 executing program 7: r0 = socket$packet(0x11, 0x2, 0x300) getsockopt$packet_int(r0, 0x107, 0x12, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000200)={0x0, 0x5e, "344e74afd8192e78eda9f8f2ee4067aac19957e4386aa148cea7b53459ba8fbd95f7d039255fa0004bba5873831c091505246f2dc0e6f6649039f54297d742c551da4d291cc6be79ea39a015311e7c6484a2002c4ca3030244bd1c9daa46"}, &(0x7f0000000140)=0x66) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000280)={r2, 0x5}, &(0x7f00000002c0)=0x8) write$binfmt_misc(r0, &(0x7f0000000000)={'syz0', "16f33a03da3d532d8e9ee43d8068ee09c849a9400b33d407a46a2bb8d83bb2d4d42151a676c58445e333cfd9d5922b111a15caace06048ec0bbde78b81de1b736767936923ee15abdc2fe6f758fa983428607fb73fd03ca6b9b29125946645e72af647bc63c24cc90655e45e41517387975a7e7664fdd515c592a334e3f0bc88615e482cccd1620e794680af2e112e4358d40784c6b97259a5f5b9b670bf8ce1e7f0b8dec099a8f7127f113a3ed23fea339724e54cff66e93180ce1d287a6df3c7b2cec909353972cfb4fd5c3e1b69778cd0f71fa1c9e16aa541eb94edd39b5971b56becfefce2"}, 0xeb) [ 544.325779] device bridge0 entered promiscuous mode 2018/04/10 13:50:22 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sysfs$2(0x2, 0x0, &(0x7f00000000c0)=""/248) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000340)='/dev/cuse\x00', 0x200, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a85321, &(0x7f0000000380)={{0x2, 0x3}, 'port0\x00', 0x20, 0x400, 0x1, 0x800, 0x100000001, 0x8, 0x4, 0x0, 0x3, 0x3}) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) sendmsg$FOU_CMD_GET(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000780)={0x14, 0x0, 0x0, 0x0, 0x0, {0x3}}, 0x14}, 0x1}, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000002900)={{{@in, @in6=@local}}, {{@in6}, 0x0, @in=@multicast1}}, &(0x7f0000002a00)=0xe8) r4 = syz_open_dev$mouse(&(0x7f00000001c0)='/dev/input/mouse#\x00', 0xffff, 0x400) getsockopt$IPT_SO_GET_ENTRIES(r4, 0x0, 0x41, &(0x7f00000002c0)={'raw\x00', 0x3a, "274ba455570c34f14036da35d29d43ddd7746c4bdf10bf9207784a778d5e00ce457f2bacfc6724dea69101eb202ff2b02b37e036c86f7e98d24e"}, &(0x7f0000000200)=0x5e) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000002b80)=[{&(0x7f0000000240)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000004c0)=[{&(0x7f00000002c0)}], 0x1}], 0x1, 0x0) prlimit64(0x0, 0x0, &(0x7f0000000000)={0x79}, 0x0) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000440)='/dev/loop-control\x00', 0x1, 0x0) ioctl$KVM_GET_MSRS(r3, 0xc008ae88, &(0x7f0000000000)) [ 544.364172] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 544.394751] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 544.428200] device bridge0 left promiscuous mode [ 544.455306] device bridge0 entered promiscuous mode [ 544.465642] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 544.479315] device bridge0 left promiscuous mode 2018/04/10 13:50:22 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x4800, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:22 executing program 2 (fault-call:2 fault-nth:0): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:22 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:22 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000140)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2ddc") ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="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"]) 2018/04/10 13:50:22 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653003002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:22 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x25) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='dctcp\x00', 0xbe) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x402240, 0x0) ioctl$TIOCMSET(r1, 0x5418, &(0x7f00000000c0)=0xb) sendto$inet(r0, &(0x7f0000000140), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23}, 0x10) sendto$inet(r0, &(0x7f00006fd000)="c3401c344654f3c7d9b41ba48c8e399aa4eedc3d6bd8ebd65c856a27d61154adc2b2a9763ae0201c0d32e11f38e9dd18c58f6bd779650fc30f93653bdaecf323c9f6502ceab47e58114347b289546465a5eb278de12b1989f64cc99412e36880d20c34d91051b22f6c8acc9d082b7bcdec844f667da0867d08d4154004997e317b79", 0x82, 0x0, &(0x7f0000e66000)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x1a}}, 0x1ad) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000200)='nv\x00', 0x3) shutdown(r0, 0x1) 2018/04/10 13:50:22 executing program 4: fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) sched_getaffinity(r0, 0x8, &(0x7f0000000040)) bpf$MAP_CREATE(0x0, &(0x7f0000fe6000)={0xc, 0x4, 0x4, 0x100000001}, 0x1c) 2018/04/10 13:50:22 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xc4ffffff00000000, @loopback={0x0, 0x1}}, 0x1c) [ 544.720881] FAULT_INJECTION: forcing a failure. [ 544.720881] name failslab, interval 1, probability 0, space 0, times 0 [ 544.732666] CPU: 0 PID: 6578 Comm: syz-executor2 Not tainted 4.16.0+ #17 [ 544.739522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 544.748889] Call Trace: [ 544.751499] dump_stack+0x1b9/0x294 [ 544.755153] ? dump_stack_print_info.cold.2+0x52/0x52 [ 544.760382] should_fail.cold.4+0xa/0x1a [ 544.764470] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/10 13:50:22 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x30, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 544.769598] ? memset+0x31/0x40 [ 544.772905] ? graph_lock+0x170/0x170 [ 544.776725] ? debug_check_no_locks_freed+0x310/0x310 [ 544.781943] ? find_held_lock+0x36/0x1c0 [ 544.786030] ? __lock_is_held+0xb5/0x140 [ 544.790135] ? check_same_owner+0x320/0x320 [ 544.794484] ? zap_class+0x720/0x720 [ 544.798213] ? rcu_note_context_switch+0x710/0x710 [ 544.803153] ? perf_trace_lock+0x900/0x900 [ 544.807418] __should_failslab+0x124/0x180 [ 544.811675] should_failslab+0x9/0x14 [ 544.815494] __kmalloc+0x2c8/0x760 [ 544.819062] ? csum_partial+0x21/0x30 [ 544.822891] ? unix_bind+0x470/0xf80 [ 544.826638] unix_bind+0x470/0xf80 [ 544.830219] ? unix_dgram_connect+0x870/0x870 [ 544.834731] ? lock_downgrade+0x8e0/0x8e0 [ 544.838899] ? lock_release+0xa10/0xa10 [ 544.842896] ? __check_object_size+0x95/0x5d9 [ 544.847428] ? __might_sleep+0x95/0x190 [ 544.851434] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 544.856987] ? _copy_from_user+0xdf/0x150 [ 544.861160] ? security_socket_bind+0x94/0xc0 [ 544.865682] __sys_bind+0x331/0x440 [ 544.869342] ? SyS_socketpair+0x40/0x40 [ 544.873332] ? __sb_end_write+0xac/0xe0 [ 544.877311] ? fput+0x130/0x1a0 [ 544.880589] ? ksys_write+0x1a6/0x250 [ 544.884387] ? SyS_read+0x30/0x30 [ 544.887830] ? mm_fault_error+0x380/0x380 [ 544.891981] SyS_bind+0x24/0x30 [ 544.895255] ? __sys_bind+0x440/0x440 [ 544.899052] do_syscall_64+0x29e/0x9d0 [ 544.902924] ? vmalloc_sync_all+0x30/0x30 [ 544.907061] ? _raw_spin_unlock_irq+0x27/0x70 [ 544.911547] ? finish_task_switch+0x1ca/0x820 [ 544.916038] ? syscall_return_slowpath+0x5c0/0x5c0 [ 544.920958] ? syscall_return_slowpath+0x30f/0x5c0 [ 544.925882] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 544.931242] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 544.936088] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 544.941265] RIP: 0033:0x455259 [ 544.944446] RSP: 002b:00007f8cee243c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 544.952144] RAX: ffffffffffffffda RBX: 00007f8cee2446d4 RCX: 0000000000455259 [ 544.959401] RDX: 0000000000000008 RSI: 000000002000f000 RDI: 0000000000000014 [ 544.966658] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 544.973912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 544.981168] R13: 000000000000002f R14: 00000000006f3508 R15: 0000000000000000 [ 544.999979] device bridge0 entered promiscuous mode [ 545.015420] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 545.016982] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:23 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf0030000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:23 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(blowfish-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="d179f250", 0x4) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000002780)=[{0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) sendto(r1, &(0x7f0000000100)="f8dc88b04df9bdb52e184614a4283343049e80f5efdc75d7c71797954a828c0d5cbf67501821621f9660860fb01447371fdf25eb054c05326f31eb908c8aad737e8381c1e8b34426b2753f8e1fa098cb1bc65685dd120075", 0x21, 0x0, &(0x7f0000000380)=@sco={0x1f}, 0x80) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000080)={0xffffffffffffffff}) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e23, 0x9, @loopback={0x0, 0x1}, 0x8}, 0x1c) recvmsg(r1, &(0x7f00001b0000)={&(0x7f00003a4fa0)=@nfc_llcp, 0x80, &(0x7f0000045000)=[{&(0x7f0000000300)=""/88, 0x58}], 0x1, &(0x7f00009f2000)=""/190, 0xbe}, 0x0) 2018/04/10 13:50:23 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653005002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:23 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000440)='/dev/kvm\x00', 0x404442, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x200010, 0x0, 0x6}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f0000000300)="c16a00012e260f01ca0f300f350f20e06635000100000f22e066b8ef0000000f23c80f21f866350c00e0000f23f80f21976766c7442400a56c05676766c7442402af3f00006766c744240600000000670f011424b8f1008ee80faeaf0100", 0x5e}], 0x1, 0x0, &(0x7f0000000100), 0x0) setsockopt$RDS_GET_MR(0xffffffffffffffff, 0x114, 0x2, &(0x7f0000000240)={{&(0x7f0000000040)=""/38, 0x26}, &(0x7f0000000080), 0x3a}, 0x20) chroot(&(0x7f0000000140)='./file0\x00') r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ppp\x00', 0x0, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r3, 0x0, 0x81, &(0x7f0000000400)=ANY=[@ANYBLOB="7261770000e2000000000000000000000000000000000000b4f5c59600000000020000000000000000009e3b0c42060308bd640b00000000"], 0x48) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffff9c, 0xc010640b, &(0x7f00000002c0)) ioctl$KVM_SET_CPUID(r3, 0x4008ae8a, &(0x7f00000001c0)={0x5, 0x0, [{0x40000000, 0x9, 0x8, 0x9, 0x200}, {0x8000000b, 0x95f5, 0x4db, 0x0, 0x820a}, {0x8000000f, 0x3ff, 0x3, 0x9, 0x54ae}, {0x0, 0x8a3c, 0x2, 0xff9d, 0x100}, {0x9b7707706d6a967d, 0x8, 0x1, 0x4}]}) r4 = openat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x0, 0x0) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f00000003c0)={0x1, 0x0, [{0x7}]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$BINDER_SET_MAX_THREADS(r4, 0x40046205, 0xdbc3) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/10 13:50:23 executing program 2 (fault-call:2 fault-nth:1): perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:23 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x5000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:23 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:23 executing program 1: r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) r1 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x3717, 0x8040) ioctl$sock_SIOCGIFCONF(r1, 0x8910, &(0x7f0000000080)) keyctl$restrict_keyring(0x1d, r0, 0x0, 0x0) keyctl$get_persistent(0x16, 0x0, r0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') 2018/04/10 13:50:23 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000100)='/dev/sg#\x00', 0x100, 0x80000) utimensat(r0, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)={{0x77359400}}, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x8000000000001e, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) recvmsg$kcm(r1, &(0x7f0000001400)={&(0x7f0000000200)=@nfc_llcp, 0x80, &(0x7f00000013c0)=[{&(0x7f0000001340)=""/78, 0x4e}], 0x1}, 0x0) ioctl$fiemap(r1, 0xc020660b, &(0x7f0000000140)={0x5, 0x0, 0x1, 0x80000001, 0x1, [{0x1, 0x80000001, 0x3, 0x0, 0x0, 0x1000}]}) syz_extract_tcp_res$synack(&(0x7f0000000080), 0x1, 0x0) write$sndseq(r2, &(0x7f000082cf40), 0x2082cf40) close(r1) [ 545.328322] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:23 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:23 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00@ \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:23 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x30000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:23 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x42c80, 0x0) ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000000080)={0x0, 0x69d, 0x7fffffff, 0x0, 0x0, 0x7, 0x4, 0x4, 0x0, 0x0, 0x0, 0x3ff}) shmget(0xffffffffffffffff, 0x4000, 0x78000082, &(0x7f0000ff9000/0x4000)=nil) [ 545.465527] device bridge0 left promiscuous mode 2018/04/10 13:50:23 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x2}, 0x8) [ 545.548695] device bridge0 entered promiscuous mode 2018/04/10 13:50:23 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1400}, 0x8) 2018/04/10 13:50:23 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfec00000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:23 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 545.588310] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 545.627495] device bridge0 left promiscuous mode 2018/04/10 13:50:23 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xe00, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:23 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000db4000)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f00000001c0)=@ipv6_newaddr={0x40, 0x14, 0x119, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_LOCAL={0x14, 0x2, @dev={0xfe, 0x80}}, @IFA_CACHEINFO={0x14, 0x6, {0x0, 0x6}}]}, 0x40}, 0x1}, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100200}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@newlink={0x38, 0x10, 0x200, 0x70bd2d, 0x25dfdbfb, {0x0, 0x0, 0x0, r1, 0x8000, 0x5800}, [@IFLA_EVENT={0x8, 0x2c, 0x800}, @IFLA_WEIGHT={0x8, 0xf, 0x10000}, @IFLA_LINK={0x8, 0x5, 0x100000001}]}, 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) 2018/04/10 13:50:23 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000112000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:23 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x100000000000000}, 0x8) [ 545.693552] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 545.792563] device bridge0 entered promiscuous mode [ 545.805333] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 545.821916] device bridge0 left promiscuous mode 2018/04/10 13:50:23 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x1000000}, 0x8) 2018/04/10 13:50:23 executing program 4: ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000000)={0x3, 0xffffffffffffffff}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000100)=0x1f) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f00000000c0)={@loopback={0x0, 0x1}, r1}, 0x14) ioctl$TCSETSW(r0, 0x5403, &(0x7f0000000040)={0xf1, 0x80, 0xffffffffffffffff, 0x0, 0x9, 0x1, 0x2, 0x1, 0x2, 0x7f, 0x5, 0x7}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={0x0, 0x400}, &(0x7f0000000180)=0xc) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f00000001c0)={0xfff, 0x8001, 0x1, 0x5, r3}, 0x10) getsockopt$inet6_mreq(r2, 0x29, 0x20, &(0x7f0000a9efec)={@remote}, &(0x7f0000954ffc)=0x14) [ 545.842916] device bridge0 entered promiscuous mode [ 545.854170] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 545.874930] device bridge0 left promiscuous mode 2018/04/10 13:50:32 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xd200, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:32 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(0xffffffffffffffff, r0, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:32 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000232ff6)='/dev/ptmx\x00', 0x2, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x2, 0x400) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000080)=0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000100)={{{@in6=@mcast1, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@broadcast}}, &(0x7f0000000200)=0xe8) r4 = getpid() getresuid(&(0x7f0000000240)=0x0, &(0x7f0000000280), &(0x7f00000002c0)) stat(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_netfilter(r1, &(0x7f0000001980)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000001940)={&(0x7f0000000400)={0x150c, 0xf, 0xa, 0x10, 0x70bd27, 0x25dfdbff, {0x0, 0x0, 0x6}, [@typed={0x8, 0x58, @fd=r0}, @typed={0x8, 0xf, @u32=0x2d7}, @nested={0xf0, 0x8d, [@generic="fd672d533e0b9b3cde00d82fd00c77e68650ac02971cc3955f23b4c75dade4881de8e2d8fb437db6fa8dc068f210854deb71c287448c95465f2af0bccf6a20e57643f9a5aa611df7d836a6eaf2f4fc4b0427b57ab52dafeba727f218c40f2b6fc5a6c944762b9b0280b803fef9c40ae5ac3c265227ea2380681fb2ff34f26b455122fa352c21cd1d4660662733dca43315d9e06dc5e17acb3892df654f2a32955619ec900f3c47e384612c8a6eabde3fb8a63735573723367ba37799d7da25054bc8cd04e83f20b0d4806b92b77da0040af6e9c702e0", @typed={0x14, 0x25, @ipv6=@local={0xfe, 0x80, [], 0xaa}}]}, @typed={0x8, 0x93, @pid=r2}, @typed={0x8, 0x2c, @uid=r3}, @nested={0x100c, 0x80, [@typed={0x8, 0x32, @pid=r4}, @generic="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@generic]}, @generic="782fafc5e4636a4a01c66afc1b7cffd0ba56cc7b897048484a93238b784f6e7e0af4163ccfadc071260981abdf798baffa55d643acb419ee3ca9e6e86aed8df7deb0473f2eaa6bd4af7382dd35e57e765c8692fe8d763d6864c5fd1ae40c37a594b1a4bff640adeb7af00c6789d4bc580929f8d271a66fd1b29c08efb2740ce6a4d859e34c01408041f30aba1021e69fa975137e6a10f042a5b273ebb818a042cd2010247f3484ca31322844b9ee9cf7e247e103f68e88ba73bac2fa15604c258cbf3dff7ea425e7444b7d9d3ea9ba27bd82f2053b457f23e566a5c429cdf8c5b15eb40a07c8ba49ed6fbe5a699329471c7c205d5d61", @generic="09bcda23f44d38fd1c5b8ee6f4f7f2ddc347ceee18d2a74696b9122230fdd0223534dc097b7b537ad0f8d176e2a3fad348251ab44d2e2807c7a9d689189ab3e3d56e3d7c53e453775d07786b3184f3b8ed8a73543fc24018e3577b63ef6ce27325d86189dfa26d2a234fa26276d72b7c167f9cfcb1165d3d72021922567c70f2f8909d447cfe3e08bb6a4a87e42b493b50a675d45467e27c6e120a9099e9fcf7c958170fb5d38ca0ac75c8fed467d38096263fc88791d129bde94b61cf7346930160a0c0abb329170ba8c5e64828d55befb8075128f158a2c45f8aa88f50d2270f9d37930cbe28e2d63c693606ce804190d39c51dbc1d6", @nested={0x1e4, 0x68, [@generic="959202d590015f85cbcfb305c1271dff5e536f6317f75c224a6d73dfc49b880486e9e71f4b6726f839084ce0c9e60224a20a7310f54ca7922f2cd04f64b6886cb823786f9cf2a7dc194e02db30df541c99bc4d707208ce3f1613fd3f4d5b0473141f4a363a6fc8a83cdfcd3a6da9de22f3dd88b05cc4f69fd812aabe22bea0a2f7ec6a2f215153afd2c7e2c8a27a73a47017d02cf993dfff17fea1d267f322381063614b4693c4ad40b5fc6d987079a78efd8d2c3013", @generic='?;', @typed={0x8, 0x66, @uid=r5}, @generic="bbee37a068ea747c03bd5310dd1a", @typed={0x8, 0x22, @uid=r6}, @typed={0xc, 0x5c, @u64=0x400}, @typed={0x4, 0x7f}, @generic="7107bda60985a20e70842ffab7d7e2627c5a576e787be91814be9f94f0d6345ca0ef935a240f19264230a30eddcd592b337f8770c5308cc64e6f0339c25301b29af8e6193cd375e2d54c4cbf8c181205397a014dd23a9b2e3f8d09856e8f635d250a0bef1c11a3d3612cf2f27cd129dbcb6cdd9e5da3ddba2b6f58db2a2cbdc815bbb5a4926be4bb56441a9237e9fb2938ea6196ab77e9b120c4fb23a3569b576a4883958b557d958c5026a26429ea3f113021dee0be48da306d9ffb575362d40e781766bae2181aadbd625d6a9986e79f37087fade6c83dac6773ba0c78be5a65ff969f542b17da", @typed={0x10, 0x4f, @str='/dev/ptmx\x00'}, @generic]}, @typed={0x8, 0x91, @fd=r0}]}, 0x150c}, 0x1, 0x0, 0x0, 0x40}, 0x4000080) ioctl$TIOCCBRK(r0, 0x5428) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r7 = syz_open_pts(r0, 0x0) write(r0, &(0x7f00000003c0)="a2f5d65772deea303e0200001100002d89360ac2017c926d5ec1a2420de2395f6427e3efbb00000f041075fd", 0x2c) ioctl$sock_SIOCINQ(r7, 0x541b, &(0x7f00000000c0)) 2018/04/10 13:50:32 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:32 executing program 7: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect$unix(r1, &(0x7f0000000100)=@file={0x0, "e91f7189591e9233614b00"}, 0x6e) setsockopt$sock_int(r1, 0x1, 0x10, &(0x7f000067d000)=0x19, 0x4) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x2200, 0x0) syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0x81, 0x400) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000000c0)='cpuacct.stat\x00', 0x0, 0x0) r3 = syz_open_pts(r2, 0x190ffd) ioctl$TCGETS(r3, 0x5401, &(0x7f0000000000)) listen(r1, 0x0) connect$unix(r0, &(0x7f0000932000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) accept4$packet(r1, &(0x7f00005d6000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00005c3000)=0x14, 0x0) 2018/04/10 13:50:32 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\r\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:32 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000dbfffc)=0x3, 0x4) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000000c0)={0x0, 0x1, 0x10}, 0xc) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000c9effc), 0x4) sendto$inet6(r0, &(0x7f0000002dc0)="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", 0x541, 0x40, &(0x7f0000aaa000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) r2 = msgget(0x0, 0x0) msgctl$MSG_INFO(r2, 0xc, &(0x7f0000001dc0)=""/4096) write$sndseq(r1, &(0x7f0000801f40)=[{0x40000}, {0x0, 0x0, 0x0, 0x0, @time, {0x0, 0x4000000000}, {}, @quote}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time}, {0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0xc0) write$evdev(r1, &(0x7f00001d1000)=[{{0x0, 0x2710}}, {{0x0, 0x7530}}, {{0x0, 0x2710}}], 0x48) sendmmsg$alg(r1, &(0x7f00004fef90)=[{0x0, 0x0, &(0x7f00000b4000)=[{&(0x7f000050ef3f)='l', 0x1}], 0x1, &(0x7f00009b7000)}], 0x1, 0x0) readv(r0, &(0x7f0000001240)=[{&(0x7f0000000200)=""/4096, 0x1000}], 0x1) splice(r1, &(0x7f0000000080), r1, &(0x7f00000001c0), 0x0, 0x4) write$eventfd(r1, &(0x7f000061f000), 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r1, 0x40bc5311, &(0x7f0000000100)={0x0, 0x1, 'client1\x00', 0x2, "d2072cd6ca221ac3", "71c405366d81a7252434454adcd2abbad3547114c94e99673c3f8755d826f278", 0x1, 0x6}) readv(r1, &(0x7f0000000040)=[{&(0x7f0000000000)=""/51, 0x33}], 0x1) 2018/04/10 13:50:32 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1100, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:32 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 554.503242] device bridge0 entered promiscuous mode [ 554.512055] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 554.533682] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x2) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'ip6_vti0\x00', 0x38d8000000}) syz_open_dev$evdev(&(0x7f0000237fee)='/dev/input/event#\x00', 0x0, 0x28001) r1 = epoll_create1(0x80000) writev(r1, &(0x7f0000000780)=[{&(0x7f00000001c0)="7c707fd76e73925a0f9bfd0b611521d14cb7df434998b94f6c41af76bff4efeeb977a42eab152abb61632a858a45d34e5c7ebf5c15ed67b4704821a33194be2ceb5bee6cdeec18c91ddb9457b81f7d989c976c0f9e61b62df6cf8b620349a9dce2162421892cc463341c4ec1267f13193f802e460a6252a4", 0x78}, {&(0x7f0000000400)="7994c3703b1b5754a32e19788f6b0a46f8d9b178fe4173f1ade8425901b9bb04aa37cb0dca3af567d5f28d9ae7be935f6fdb4e206f2349978be567ad1d72980bd633594416a4533a298601bfc3e1600a75bf3808eab7ce2d1628899190dbae2674053d45996aadde9c3fcc641f8af86577d931c8d848c80d48b7a695997f854c7e47864a8964dcf8c5eeab0115efbaceea571888350d52ed505fc2a864b40f43c4670974b5a158d42120b9c600f9285194389ad3", 0x32}, {&(0x7f0000000680)="7a6014ef5ba6ddde5b13ed29eeaf66e8837e25476cfdc1c599b2e968995d32849a756e5dc1319b8fb276ee696c63c99186304a223b8b3b990ff5e634905b363bca474419de34959b1f184304c1afb413ee2f86583afd3a563aa273a9cebf6b8bc8259368e497c3f18f2ca00d31ed6c4a0c62e4b6905c83af754ec02fe86c6a4510a9d2168ee4c8ae224103f7d6753dbaf71036a8b9ddcd657bee57dcd190624d53c0c546", 0xa4}], 0x3) sendmsg$netrom(r1, &(0x7f0000000380)={&(0x7f0000000000)=@ax25={0x3, {"05303f658233ad"}, 0x40}, 0x10, &(0x7f00000003c0)=[{&(0x7f00000007c0)="623a4d07b1560328182a31d9c18645d4eb76cf3894068a0a75d7227b025c6aded4ed7fc274f03afa81aef1217ccbb2aeca98eacf8ba51529bc484c3d59a3c962e3184da6855fc880c49f7f4e27d2bfecf4e60a1a5b1ad703000000b784dec514783bc59275ff94826e6d346e2c7295b16a6788d1f090c892b5d68660122cd2271fde6b8f88bee03bb8b81efcc04df23be7b83739255a850f0717ec84aebd4858ae81ffabf9208b38557d936c4eeb77d55906d2fe937663283d140929d350b184bc34b2", 0xc3}, {&(0x7f0000000140)="7f02ac4667905c197fc016fd8fb9ad9347bc654043406c4816c9c17057fc693cd972d0b74a1ff5ac22a09a139edd5d9e2e479d6cc74c4629325ce14aee3fd12bb3fe5baa34fc5669e708b13c8982c23a65d290dc0b", 0x21}, {&(0x7f0000000240)="d05a6eb6dca91cd8bd3614fb8fa4d2d9b4a34e1a382c5bf83e5e084fb82143e1f8b127539d5ef30edfa5cb585a6057290ab3cefde16a8813d7112516f0c8d942a128845ae4daff47eed1fcace92a8f40cf96e3ff8e7a8898cd112dd40f77f3a3fd8fcfbbbc7657a5e2946329bfa8c902323b079d94fc7dc83266790bab119448297d1608f79d5dc9a40915dc5421aa246da9e681431017ab22e2d1acfd50a137c2ea42e21edc9b5d53100cf07863b76d53bd90c2b4de1393cb9e593219e663e7b0", 0xc1}], 0x3, &(0x7f00000004c0)=[{0xe0, 0x112, 0x51, "fd69f879d7a95004171f372a052c6d6a7c0599aa3e3289b608fb5b5007d74a6d399525bfd4452d49fcd7bed63a486a7da65b2e1e844bcd945a17a322cf900eb03eb7f857ae56e2a379e317c7fee49c344b96deba592560714f728c69197a952d702d83ddc375418df684a8492b49dc147730372f72396adb3a3d4022a19ac8e6fd6fd0b413934d78dc72840c07502c6d75b8ed0d3dfd89070baf830199706eb03e9954a646e24af8be20720be523a5fc9debb5e1a30227fbe63eab2b5fbb1be9690aee01b8b9e37ca6f4ab08d82e"}, {0x30, 0x0, 0xe91e, "32bfcda9589bad49a6ad8ced1ba3c2c6fec4c99a25e5afa11f6d"}], 0x110, 0x1}, 0x1) 2018/04/10 13:50:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x100000000000000}, 0x8) 2018/04/10 13:50:33 executing program 7: r0 = socket$inet(0x2, 0x200000000000003, 0x9) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) syz_emit_ethernet(0x3e, &(0x7f00005b1000)={@link_local={0x1, 0x80, 0xc2}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x9, 0x0, @rand_addr, @broadcast=0xffffffff}, @icmp=@parameter_prob={0x21, 0x0, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}}}}}}, &(0x7f0000ea3000)) r1 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x1f, 0x200) getsockopt$ipx_IPX_TYPE(r1, 0x100, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x4) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040)=@int=0x800, 0xfffffe4b) 2018/04/10 13:50:33 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1000000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:33 executing program 1: r0 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x5ec4, 0x2400) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00002dbd7000fedbdf250500000008000600f10c0000080104000104000014000200080004000200000008000b000a0000000800050008000000"], 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4) accept$inet(r0, &(0x7f0000000080)={0x0, 0x0, @remote}, &(0x7f00000000c0)=0x10) r2 = memfd_create(&(0x7f0000000000)='[,\x00', 0x0) ioctl$EVIOCGSW(r2, 0x8040451b, &(0x7f0000000240)=""/225) mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x3, 0x12, r2, 0x0) pkey_mprotect(&(0x7f0000002000/0x3000)=nil, 0x3000, 0x1, 0xffffffffffffffff) pkey_mprotect(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0xffffffffffffffff) 2018/04/10 13:50:33 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:33 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet6_mreq(r0, 0x29, 0x20, &(0x7f0000a9efec)={@remote}, &(0x7f0000954ffc)=0x14) 2018/04/10 13:50:33 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653011002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:33 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x14e38, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1000000}, 0x8) 2018/04/10 13:50:33 executing program 4: perf_event_open(&(0x7f000000a000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, @perf_bp={&(0x7f0000000140)}, 0x2000003fc, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x40000000000) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000080)={&(0x7f0000897ff4)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000000)={0x14, 0x4, 0x1, 0x1}, 0x14}, 0x1}, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f00007fc000)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/10 13:50:33 executing program 7: mknod$loop(&(0x7f0000000340)='./file1\x00', 0x0, 0x1) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) lseek(r0, 0x0, 0x0) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f00002b2fec)="0000000201000000000000010400000000000000", 0x14, 0x0) unlink(&(0x7f0000000000)='./file0\x00') fcntl$getownex(r0, 0x10, &(0x7f0000000540)={0x0, 0x0}) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='tmpfs\x00', 0x38, &(0x7f0000000280)="456a5124d956d7af3c608701a82e0b02a75c4f6ae27d76124793319550b56b46bb5d555a0c3b795ea25d01d8e1aa1fe6846cc7f71fe5e9d87d878fe1ff396b") r2 = syz_open_dev$sndpcmc(&(0x7f00000002c0)='/dev/snd/pcmC#D#c\x00', 0x1, 0x2) lsetxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000500)=@known='com.apple.FinderInfo\x00', &(0x7f0000000580)="ae2600", 0x3, 0x2) mkdir(&(0x7f0000000300)='./file0\x00', 0x32) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r2, 0xc00c642d, &(0x7f0000000380)={0x0, 0x7fffc, r2}) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000440)=0x42, 0x4) ioctl$DRM_IOCTL_FREE_BUFS(r3, 0x4010641a, &(0x7f00000003c0)={0x40000000000002aa, &(0x7f0000000300)}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000004c0)={r2, 0x28, &(0x7f0000000480)}, 0x10) ioctl$TUNGETSNDBUF(r2, 0x800454d3, &(0x7f0000000400)) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f00000005c0)={0x4, 0x4, 0x8000, 0xfff, 0x8, 0x200, 0x9, 0x2, 0x0}, &(0x7f0000000600)=0x20) getsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000640)={r4, 0x3ff, 0xffffffffffffff90, 0xfffffffffffffe00}, &(0x7f0000000680)=0x10) ptrace$setregset(0x4205, r1, 0x203, &(0x7f0000000180)={&(0x7f0000000080)="dad1d2956d08c8918a3f56d46bc4c8fbb0f578a799307adf3408eecc8491b9e0d42218a05880c13c6c2e6a6bb1d53eb80adcf6f5bcb8223014359f33778dc130658f71d7589eda859738c4d7fcc003825a82602d8f81ae800bd86c63d8ea4a41b7a9159dc38b2bf748162e2a530afffedc82216f3734689ec87131ce67eb759d60ae90409d5db645f84e2699dad8897c482d92fa68ae5c674293cfcf33247ec9b6e687e6fd753b329fde5744d1da0cab48a7c164b29fb3b55d0750ac2000ce970d18fb4fe4822e5da7eb7326887092", 0xcf}) [ 555.665909] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:33 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000052000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:33 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x1000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 555.826487] device bridge0 left promiscuous mode 2018/04/10 13:50:33 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:33 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x9, @loopback={0x0, 0x1}}, 0x1c) [ 555.881673] device bridge0 entered promiscuous mode 2018/04/10 13:50:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x2) 2018/04/10 13:50:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000080)={0x81, 0x0, [0x200000000000002]}) r2 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0, 0x40) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x5422c00f0b6e20d5}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00042dbd7000fddbdf250d00000008000000000000000c000100080005000100000008000500ffffff7f08000500080000000800050000000000"], 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x0) [ 555.935370] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 555.950709] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 555.991673] device bridge0 left promiscuous mode 2018/04/10 13:50:33 executing program 7: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x2) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x4001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={"69666230000006dc01583370b31700", 0xa201}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000240)=0x1) r2 = fcntl$dupfd(r1, 0x0, r0) write$fuse(r2, &(0x7f0000000080)=ANY=[@ANYBLOB="1200000001000000"], 0x12) 2018/04/10 13:50:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x2000f008) 2018/04/10 13:50:34 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf003, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:34 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x2, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:34 executing program 7: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000002580)='/dev/autofs\x00', 0x0, 0x0) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x20, &(0x7f00000025c0)={@multicast2, @empty, 0x0}, &(0x7f0000002600)=0xc) sendmsg$can_bcm(r0, &(0x7f0000002740)={&(0x7f0000002640)={0x1d, r1}, 0x10, &(0x7f0000002700)={&(0x7f0000002680)=ANY=[@ANYBLOB="0700afdff9c0b5567281000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="030000a0010000009d0000a028020002b1e2637903325d66f9a98727b04b0515cdd889175d520383a009ec832d8f240c8c0e3ed73a3478416eecc87ac7cdc562971490152996643f36f1a6947dc07d1c"], 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x1) r2 = syz_open_procfs(0x0, &(0x7f0000009ffb)='comm\x00') ioctl$DRM_IOCTL_GET_MAP(0xffffffffffffffff, 0xc0286404, &(0x7f0000000040)={&(0x7f0000ffd000/0x3000)=nil, 0x8000, 0x0, 0x0, &(0x7f0000ffd000/0x2000)=nil}) writev(r2, &(0x7f0000000040), 0x1000000000000212) 2018/04/10 13:50:34 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x2, 0x1) open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) write$sndseq(r0, &(0x7f0000000040), 0xe78e624c) 2018/04/10 13:50:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x4e20, 0xffffffffffff3b54, @local={0xfe, 0x80, [], 0xaa}, 0x1f}, {0xa, 0x4e24, 0x8, @local={0xfe, 0x80, [], 0xaa}, 0x2}, 0x5, [0x800, 0x1f, 0x1, 0x8f59, 0x8, 0xfffffffffffffff7, 0x40, 0x10001]}, 0x5c) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000140)={0x0}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f00000001c0)={r2, 0x6}, &(0x7f0000000200)=0x8) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000040)) socket$unix(0x1, 0x3, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f0000000240)={'vlan0\x00', {0x2, 0x4e22, @broadcast=0xffffffff}}) 2018/04/10 13:50:34 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x1802, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:34 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0`\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:34 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:34 executing program 4: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x4000, 0x0) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000040)=""/5) r1 = gettid() r2 = gettid() kcmp(r1, r2, 0x0, r0, r0) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000080)=r1) r3 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x7f, 0x20000) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000100)={{0xa, 0x4e23, 0x5, @remote={0xfe, 0x80, [], 0xbb}, 0x1}, {0xa, 0x4e21, 0x5, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x1}, 0x7, [0x9, 0x1, 0x3ff, 0x100000001, 0x1, 0xf9d, 0x81]}, 0x5c) epoll_create1(0x80000) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r3, 0x80dc5521, &(0x7f0000000180)) sendto$llc(r0, &(0x7f00000001c0)="369b1e539f024245f6cb025feb9f75189bc164d3dbdd1a146d85bb28008fca4cf892d26a0382e27ff19ee885685e919fbccf6d59d659e29fda71780aafb3900cabdbf7f283a1408a1bed20e3b74fcb355cadbf10e71e83203b38593b88f9372753985cf7d9630c211efa0387d215d12d258a8e94af42396823c6322cb251f154075ee8e3345565940fb5f6147fade17b89fd2854cdc81867b63239306378fb220d6490e8a45ffb4543b2770e2e04936b047567724f774cc6d5d5b50bf69eaf284d6ce34c7ba252b490b648af3179e0e3ec6d3c91f92a8c19d02ec9340d37fb198e3e56d2ab80", 0xe6, 0x40810, &(0x7f00000002c0)={0x1a, 0x318, 0x5, 0xbc, 0x10001, 0x4, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) epoll_create(0x3) inotify_init() bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000440)={r3, 0x0, 0x37, 0xd6, &(0x7f0000000300)="bfd49df25fb612f0d09decf4d03d475c1aecef43fe408f3e1d057f3f05d2be020451c4d6c47d4abfb29a4317d1a1309ff831c66ca9438a", &(0x7f0000000340)=""/214, 0xfffffffffffffffd, 0x2}, 0x28) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000000480)={0x0, 0xa66}, &(0x7f00000004c0)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r3, 0x84, 0x6c, &(0x7f0000000500)={r4, 0x40, "4ad6ae9905e52d86a704352e319636e87a3279165533e7fc58369c2e5164a0bc7d649360d9d608640e720ccceac200eb6beee603a94bff96c3fdf13fea6fbd51"}, &(0x7f0000000580)=0x48) syz_mount_image$hfsplus(&(0x7f00000005c0)='hfsplus\x00', &(0x7f0000000600)='./file0\x00', 0x9, 0x7, &(0x7f0000001b00)=[{&(0x7f0000000640)="bb6c2955c8aec51038ba0c0f4531f9160ef0aa3725851cbb839dc09513a327aeb13b0a616e99ebb68238f8753e23b33961569e90f1ce704b0bc22f9e262b1e50fc5a00a6b273c16634f89944cf81af46100ceb20501174a4373e8f4242fc98639b73f38ba8f0a69fc3641cb39cd32a5ba4dea2b7c32904b1dff33f80c4905c4926d2fb99d378b0fc6e7772053c707c7f439a7153dfdfa899755be1dda810da200a6f21474ae3e8badb96d31bc0f0bd724ceaff5688e96110497b00e3cac1454282bb2fb4fc1a4407705ec7cc61187c3fdee426429356296b99f773721746577fe5a12fd5182a", 0xe6, 0xe9ef}, {&(0x7f0000000740)="54e4f9283f034bdedc0c5720b4be007812ff41eb771c1375c61629c446c5d40a980c5d7e5c2696a8458d20a01efa280d96bbd226c022ae71884bb6274b45dc58122a372c6fd329", 0x47, 0x2}, {&(0x7f00000007c0)="f19ac16865e90a956636e39a830ef674fce02a479a0a29f41f570de1d64b4ed585ca5f778aecce0cbd4e069e62cba81271c5cc70d36f0d1ae747794b43c03316a9d23441cde24472fcbed359030c1546c7b8040435f5e2b886dd237ada4f51d93073424f95de545f2d213ee0036836fae0d0afbefdced75a3ab486a7cf6611621d0baa6290e93fe6c60766908880d3a2ccc596075980adfebcccde4b872f69fd0011ae054b8d6accda2c820a31aab84ad864262b15505159ff", 0xb9, 0x3f}, {&(0x7f0000000880)="93277b5f7350b7e54944fc41e67a7d72d85d16283f8bc225b6185af49dd1c97bf305a0cef5d7b0d63decdc2d8a79d7bb287a7236784f8a5483874791afc4995712c71a1315a21b55d6d21f5978f63bab31843126b77a8f767d0ad3f6a50d9851e29b9670efd3d7b92f8fc7ede5907fce9cd85022c112532979d1a45ef8df4c3a1f77087a34dda6059dc9b143b9fe56cae3338adf5dd312e347c99588a233406418b45f04dca85679ec121c141e1fd28977844f3bb52e66d3d2597d6f45aa3392436c23b28877c800da78eac48202e48d78b0890448ac69ea78e65ad0094563fe16ec6902f35426afb9", 0xe9, 0x3}, {&(0x7f0000000980)="797f5448779e6d497573a1ddeb0e53c925f86f954c5d9b3542ba057230690cb6e85ce0127ab5fc3918f692c0fd25b03cc2b55b1845dc3ba5062d267622c0fee945bad1eac711882dda41d7e34f9fa1bf2f3a0d1ca20c917aaef8ca7fa2b94f0b649f66ab143b54a56634b2df777a2cb53b23438472112e97a2ec4421fcbaebd26c5b7ba8f3ee4cfa6e62751de88e048aa8dc329422498134029a021d5a864425299331a13fa6a3b1d0d9f7aae48173eff18c4c9973eaf33949c6e24ca47f162f218f5f4f6a2ed0c7ad86cee86762f4a49de9ef0e3b09c1ecb4", 0xd9, 0x20000}, {&(0x7f0000000a80)="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", 0x1000, 0x200}, {&(0x7f0000001a80)="3d4c58d7248300615064e801a8c323454ca5fd2da629148b42d028a49207377e95d5a071ca41e4ae2fa4d53f104a7c90ba171cd659dec9d33d9c8dc04e61eb51254b842200d3d122780303b68cc5f4fcb8f154bdaa9494b7ccd4591ca3d2d65ae3e78814d3f5ae636d19c3c275bd39f53a7bf98df9", 0x75}], 0x1000000, &(0x7f0000001bc0)={[{@session={'session', 0x3d, [0x35, 0x38, 0x33, 0x32]}, 0x2c}, {@decompose='decompose', 0x2c}]}) exit(0x58) setpriority(0x2, r1, 0x6) ioctl$TIOCNXCL(r3, 0x540d) prlimit64(r1, 0xf, &(0x7f0000001c00)={0x8}, &(0x7f0000001c40)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000001e00)={r0, 0x0, 0x4a, 0xd4, &(0x7f0000001c80)="d41f0ccdbe21b215ecadec3630d2296eefc7d62cb108f6a9267070cbf4050d0b003b1b9e67bb2dabacd3d43062f04716ff30787fac5d522308e22b7c6532a6105d1b47df475c99bddbe3", &(0x7f0000001d00)=""/212, 0x80000000, 0x2}, 0x28) syz_kvm_setup_cpu$x86(r0, r0, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000001ec0)=[@text64={0x40, &(0x7f0000001e40)="c4815e5f03b9800000c00f3235004000000f30b98a020000b8d9000000ba000000000f30660f3881076764362ef3416f8f88108716fe420f01bb4f8d721666baf80cb88c492f87ef66bafc0c66b8080066eff3f244d0ffb8010000000f01c1", 0x5f}], 0x1, 0x0, &(0x7f0000001f00)=[@vmwrite={0x8, 0x0, 0x5a, 0x0, 0x9, 0x0, 0x7, 0x0, 0x2}, @flags={0x3, 0x2000}], 0x2) epoll_create(0x9) setsockopt$inet_mreq(r3, 0x0, 0x24, &(0x7f0000001f40)={@multicast1=0xe0000001, @multicast2=0xe0000002}, 0x8) mkdir(&(0x7f0000001f80)='./file0\x00', 0x1) r5 = msgget(0x3, 0x85) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001fc0)={{{@in=@rand_addr, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f00000020c0)=0xe8) fstat(r0, &(0x7f0000002100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000002180)={0x0, 0x0}, &(0x7f00000021c0)=0xc) lstat(&(0x7f0000002200)='./file0\x00', &(0x7f0000002240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) msgctl$IPC_SET(r5, 0x1, &(0x7f00000022c0)={{0x7, r6, r7, r8, r9, 0x14, 0x3fe}, 0x9, 0xfffffffffffffff9, 0x1000, 0x3ff, 0x9, 0x2a, r2, r2}) [ 556.336368] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:34 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x10000003, 0x0, 0x0, 0xc5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockname$llc(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000080)=0x10) r1 = socket$unix(0x1, 0x2, 0x0) fanotify_init(0x56, 0x40002) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x101000, 0x0) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r2, 0x84, 0x16, &(0x7f0000000240)={0x1, [0x549]}, &(0x7f0000000280)=0x6) perf_event_open$cgroup(&(0x7f00000001c0)={0x0, 0x70, 0x27, 0x2, 0x3f1c859f, 0x7ff, 0x0, 0x975d, 0xc090, 0x1, 0x6, 0x7, 0xff, 0x8000000000000000, 0xfffffffffffffff8, 0x9, 0x6, 0x1, 0x800, 0x5, 0x2, 0x0, 0x401, 0xffff, 0xfffffffffffffffe, 0x7ff, 0x2, 0xffffffffffff8001, 0x7f, 0x100000001, 0x0, 0x2, 0x5, 0xfffffffffffffffd, 0x2, 0x80, 0x5, 0xffff, 0x0, 0x47, 0x4, @perf_bp={&(0x7f0000000180), 0x7}, 0x20, 0x7ff, 0x4, 0x7, 0x4, 0x1}, r2, 0xb, r0, 0x9) getsockopt$netrom_NETROM_T1(r2, 0x103, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) [ 556.379803] device bridge0 entered promiscuous mode 2018/04/10 13:50:34 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8f4, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x100000000000000, 0x0, 0x6, 0x0, 0x0, 0x0, @perf_bp, 0x40}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = dup(r0) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f0000000140)={0x2}) r2 = socket$inet6(0xa, 0x7, 0x7f) connect$inet6(r2, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x7ff}, 0x1c) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) socket(0x0, 0x3, 0x0) sendmsg$nl_xfrm(r3, &(0x7f0000000400)={&(0x7f0000000280)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f00000002c0)=ANY=[@ANYBLOB="b8000000190013c9344596092c5cf3ca9000ffffffe3007f002001000000000000000000000000ac1414bb000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], 0xb8}, 0x1}, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000040)={@empty, @multicast1, 0x0}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f00000001c0)=0x7f, 0x4) setsockopt$inet6_IPV6_PKTINFO(r2, 0x29, 0x32, &(0x7f0000000100)={@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, r4}, 0x14) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000180)=[{0xc, 0x1f}, {0x4}], 0x2) [ 556.404686] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:34 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x3f4, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:34 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000062000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:34 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:34 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xffffffffffffffff, @loopback={0x0, 0x1}}, 0x1c) [ 556.634877] device bridge0 left promiscuous mode 2018/04/10 13:50:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open$dir(&(0x7f0000000140)='./file0\x00', 0x40001, 0x104) mkdirat(r0, &(0x7f0000000180)='./file0\x00', 0x100) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000498000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f000024dff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="280000000301010000000100000000000000000014001200ff0100070000000000000000000401"], 0x28}, 0x1}, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000440)='/dev/input/mice\x00', 0x0, 0x200) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r3, 0xc0505510, &(0x7f0000000240)={0x3, 0x1, 0x5, 0x800, &(0x7f0000000200)=[{}]}) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r4, 0x84, 0x74, &(0x7f0000000080)=""/80, &(0x7f0000000100)=0x50) ioctl$TIOCGSID(r3, 0x5429, &(0x7f00000002c0)=0x0) ptrace$getenv(0x4201, r5, 0x9, &(0x7f0000000300)) getsockopt$ax25_int(r4, 0x101, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0x4) bind$unix(r2, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 556.667006] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 556.695569] device bridge0 entered promiscuous mode [ 556.704994] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 556.721091] device bridge0 left promiscuous mode [ 556.747489] netlink: 'syz-executor2': attribute type 18 has an invalid length. [ 556.790352] netlink: 'syz-executor2': attribute type 18 has an invalid length. 2018/04/10 13:50:36 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0xf103000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:36 executing program 4: r0 = getpid() sched_getaffinity(r0, 0x8, &(0x7f0000000000)) r1 = socket$packet(0x11, 0x10000000002, 0x300) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'ip6gre0\x00', 0x0}) bind$packet(r1, &(0x7f0000000080)={0x11, 0x0, r2, 0x1, 0x0, 0x6}, 0x14) sendmmsg(r1, &(0x7f0000003080)=[{{&(0x7f00000000c0)=@ll={0x11, 0x0, r2, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14, &(0x7f0000000480), 0x0, &(0x7f0000000500)}}, {{0x0, 0x0, &(0x7f0000002940), 0x0, &(0x7f0000002980)}}], 0x2, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cpuacct.usage_sys\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000180)={0x0, 0xb7, "63f15cd4af74b602bb0da8e3027666738fba757666bc1b05080cb0e7833ad913cc231f06c291953dfdeddd1c1b0b83006fda12eb7c421cd2c4d04d1033f044e9d3d3fa54583899656d323947f06cfc61f55072a59d44a75af9dd513fa6841206919f0d44c902d74db69bdf651df0dd616efe33b6b9fab9a31c4e3d96a74ee6e6bd194a73fbb2a03e8488c1e9f44c3e43d421af859707822781b3b9c26048f313eb86116c7cfc360333c3b11f186db2e346d9c580cb8286"}, &(0x7f0000000240)=0xbf) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000000280)={r4, 0xb8, "712bf99c6422828a6cdd618f927525c831478927452709cba76db686f40e5d134ecb05fbd371d1522c753c902047add597debb9744b1c7028e57ab851c1b320477aeb68fbcc17f9b3ca69ab800eceacd9b3b6f327830d9bc48ffc7bfdd8faebb3e1f59c689c76a4f7aea35045028ea170553dc54f0fe2233821216d1f40907a406624705af699f27e5b7cf3bff94048f537df9adb7a885592182b936a723eb5061de8beaf9b321def13bc5ea5a5f4d36ccf761ec7cdd09f3"}, &(0x7f0000000340)=0xc0) sched_rr_get_interval(r0, &(0x7f0000000380)) 2018/04/10 13:50:36 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x54550100, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:36 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000000)={0x9, 0x800000001}, &(0x7f0000000040)=0x10) bind$alg(r0, &(0x7f00000000c0)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4106(rfc4106(generic-gcm-aesni))\x00'}, 0x240) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000080)={'vcan0\x00', {0x2, 0x4e22, @rand_addr=0x3}}) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000), 0x2a4) 2018/04/10 13:50:36 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653002002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:36 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x6, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) accept$packet(0xffffffffffffff9c, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000380)=0x14) setsockopt$inet6_mreq(r1, 0x29, 0x1d, &(0x7f00000003c0)={@mcast1={0xff, 0x1, [], 0x1}, r2}, 0x14) io_setup(0x0, &(0x7f0000000080)=0x0) io_destroy(r3) 2018/04/10 13:50:36 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x0) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:36 executing program 1: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x100) setsockopt$RDS_GET_MR_FOR_DEST(r1, 0x114, 0x7, &(0x7f0000000180)={@rc={0x1f, {0x4, 0x3ff, 0xc6, 0x1, 0xfffffffffffffe01}, 0xfffffffffffffe00}, {&(0x7f00000000c0)=""/101, 0x65}, &(0x7f0000000140), 0x1}, 0xa0) syz_open_dev$dmmidi(&(0x7f0000000240)='/dev/dmmidi#\x00', 0x100, 0x101000) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000000)=@nat={'nat\x00', 0x19, 0x4, 0x550, [0x20001580, 0x0, 0x0, 0x20001820, 0x20001aa8], 0x0, &(0x7f0000001200), &(0x7f0000001580)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x3, 0x0, 0x8035, 'ipddp0\x00', 'eql\x00', 'bond0\x00', 'sit0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], @empty, [], 0x118, 0x118, 0x150, [@arp={'arp\x00', 0x38, {{0x0, 0x0, 0x0, @broadcast=0xffffffff, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, 0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}, @limit={'limit\x00', 0x20}]}}, @arpreply={'arpreply\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}}, {{{0x11, 0x0, 0x0, 'vlan0\x00', 'eql\x00', 'bcsf0\x00', 'sit0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], 0x70, 0xd8, 0x120}, [@common=@AUDIT={'AUDIT\x00', 0x8}, @snat={'snat\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}]}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz1\x00'}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x2, [{{{0x11, 0x0, 0x0, 'ip6gretap0\x00', 'ip6_vti0\x00', 'bond0\x00', 'teql0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @link_local={0x1, 0x80, 0xc2}, [], 0x108, 0x108, 0x140, [@physdev={'physdev\x00', 0x70, {{'teql0\x00', {}, 'ip6gre0\x00'}}}]}}, @arpreply={'arpreply\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}}}}, {{{0x5, 0x0, 0x0, 'bcsh0\x00', 'vlan0\x00', 'ifb0\x00', 'nr0\x00', @random="4e2947e4bf98", [], @random="4d807555966a", [], 0x70, 0xa8, 0xe0}, [@arpreply={'arpreply\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}}}]}, @snat={'snat\x00', 0x10}}]}, {0x0, '\x00', 0x4, 0xfffffffffffffffe}, {0x0, '\x00', 0x4, 0xfffffffffffffffc}]}, 0x5c8) 2018/04/10 13:50:36 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet_sctp_SIOCINQ(r0, 0x541b, &(0x7f0000000040)) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:36 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000e6a000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f1f000/0x2000)=nil, 0x2000, 0x0, 0x11, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = accept(0xffffffffffffffff, &(0x7f0000000040)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000000c0)=0x80) bind$ax25(r2, &(0x7f00000001c0)={0x3, {"560d2d970d29e2"}, 0x5}, 0x10) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000100)=@assoc_value={0x0}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f0000000180)={r3, 0x10001}, 0x8) [ 558.528891] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 558.544064] device bridge0 entered promiscuous mode [ 558.564548] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:36 executing program 4: mkdir(&(0x7f0000e29000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f0000ae2fff)) mount(&(0x7f0000037000)='./file0\x00', &(0x7f0000c4fff8)='./file0\x00', &(0x7f0000000080)="72616f04d99d69fb1933f8fc9d0d5200", 0x100000, &(0x7f0000ce3000)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00000017c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f0000001940)={0x0, 0x0, &(0x7f0000001840)=[{&(0x7f0000001800)=""/27, 0x1b}], 0x1, &(0x7f0000001880)=""/132, 0x84, 0x5}, 0x40) r1 = creat(&(0x7f000016cff8)='./file0/file0\x00', 0x0) mount(&(0x7f00000002c0)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000300)="7873efca384697228a307300", 0x1000, 0x0) mount(&(0x7f0000f27ff2)='./file0/file0\x00', &(0x7f00002faff8)='./file0/file0\x00', &(0x7f0000239000)='\x00v\t', 0x1004, &(0x7f0000a06000)) listxattr(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)=""/220, 0xdc) mount(&(0x7f0000000200)='./file0/file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='ncpfs\x00', 0x80000, &(0x7f00000002c0)) recvfrom(r1, &(0x7f0000000340)=""/203, 0xcb, 0x2001, 0x0, 0x0) syz_mount_image$minix(&(0x7f0000000040)='minix\x00', &(0x7f0000000440)='./file0\x00', 0x9, 0x4, &(0x7f0000001740)=[{&(0x7f0000000480)="e613d01e2695e1596a471a46c6693c2a355475a65f8c57467b3dcae3dbfdc2ffb88da0aa8bbf7bb242b836de8e0a7be543266c5519bdd3a913a6d89c66d16dd55198f8d91654f430f6c05488a935f706d7011cd9818fd4514360ac57ab669a5a88cc6847c9c8c9edb9d7162345183cf51bf569c2300d93c231e1f19731daff1064b8fd833aed8932fdcc27095c68764ad62ce83da5762c1e431560cb211ff6257ef03bd843b6d4280cb4b576b6641a99e12ed0f76f38623194336455f25d896e965457f8e0ef636cfe1e4f323bff490029f952591461152af21bdb480ab0b5", 0xdf, 0x4162}, {&(0x7f0000000580)="44e77abcc69bf9834b108f8b2f477104c983b520784e7565a8c1a6404d6ddf3f43486f6c6adc5bec2addd3f6734b7d38cf640a2427d73a5eec0d6f5f03a8a58312e519cac2bbdc4a2b88524ac94403742bad821cd2df9c94c9be73d8403f8763d506219079bcf4e7be15f40f1988b7e116d9c13b8d7cd0cc57cd9e5f64a58dc36e5948bbcee825c6652ef7d93eee911f00603d686d22079c88acefb73f6ba610fde6ed6aa3ac523ddaf48da3819a5eca", 0xb0, 0x1ff}, {&(0x7f0000000640)="2ed86e59c1a83195f1ccef88e29f9162248bf4d930a0a2c34723e7efe63dd7e1e1f590d5ffe61e6fb48d2bdebac8d8e8818a5b4809d97a7151faa42239227d833b10234e1d68ba305462e1f77450ddb57b9f767e8f2797b42e3e9432644cf51a06054636af1b97d3e3556daed4992d66a06dab019f9ba3ab37a534ec4a73d0eab4a901eb32894b3d7555145019d8bcf89aca5eb3f066dc590e89c2e1f04bb293a11d512b8a94c596bd4fc3db41c5e2c0f762b1e7da2f43294e2f696c4c58a307b7dc3b89f173f2fefc5ca02b77b7b12541fd2c2ab7ab21ca8d", 0xd9, 0x6}, {&(0x7f0000000740)="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", 0x1000}], 0x40000, 0x0) 2018/04/10 13:50:36 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x700000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:36 executing program 2: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000340)=@generic, &(0x7f00000003c0)=0x80, 0x80800) preadv(r0, &(0x7f0000001880)=[{&(0x7f0000000400)=""/173, 0xad}, {&(0x7f00000004c0)=""/29, 0x1d}, {&(0x7f0000000500)=""/53, 0x35}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/249, 0xf9}, {&(0x7f0000001640)=""/76, 0x4c}, {&(0x7f00000016c0)=""/146, 0x92}, {&(0x7f0000001780)=""/73, 0x49}, {&(0x7f0000001800)=""/76, 0x4c}], 0x9, 0x0) mq_unlink(&(0x7f0000000300)='@+.&\x00') bind$netrom(r0, &(0x7f00000019c0)=@full={{0x3, {"4105086ba76e95"}, 0x3}, [{"83025b0ddc8de5"}, {"4ca733b57cdd2c"}, {"d5450cbfdbdf5d"}, {"caafa1512bd05d"}, {"87b4297a7b1e7e"}, {"072e05e66e2c3e"}, {"d1c16a33b2c91c"}, {"ec389974c463c1"}]}, 0x48) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) llistxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)=""/23, 0x15) r2 = socket$unix(0x1, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001a40)={0x0}, &(0x7f0000001a80)=0xc) getpgid(r3) bind$unix(r2, &(0x7f000000f000)=@abs={0x1}, 0xfffffffffffffdfe) r4 = dup(r1) syz_open_pts(r4, 0x400) r5 = fcntl$dupfd(r1, 0x406, r1) socket$nl_route(0x10, 0x3, 0x0) setsockopt$packet_fanout_data(r5, 0x107, 0x16, &(0x7f0000000140)={0x9, &(0x7f00000000c0)=[{0x0, 0xfffffffffffffffe, 0x9, 0x4}, {0x2, 0x229e, 0x10001, 0xffffffffffffff1e}, {0xb00, 0x0, 0x0, 0xfffffffffffffffb}, {0xffffffffffff523c, 0x2, 0x0, 0x4e}, {0xb01, 0xa00000000000, 0x2, 0x1}, {0x0, 0xa75c, 0x1000, 0x80000001}, {0x4, 0x958, 0x7f, 0x6}, {0x9, 0x7, 0x200, 0x4}, {0x4f, 0x6, 0x10000, 0x100}]}, 0x10) clock_gettime(0x0, &(0x7f00000001c0)={0x0, 0x0}) ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x2) ioctl$RNDZAPENTCNT(r5, 0x5204, &(0x7f00000002c0)=0x7) clock_gettime(0x0, &(0x7f0000000280)) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000001980)={0x7, &(0x7f0000001940)=[{0x2, 0x7ff, 0x3, 0x9}, {0x0, 0x6, 0x0, 0x7}, {0x4, 0x7, 0xffffffffffff0b34, 0x1}, {0x3f, 0xf85, 0x4, 0x100000000}, {0xffffffffffff3337, 0xffff, 0x6, 0x3c7cada5}, {0x6, 0xe083, 0x6, 0x5}, {0x7, 0x1, 0x70ba, 0x10001}]}, 0x10) prctl$void(0x20) dup(r5) ppoll(&(0x7f0000000180)=[{r2, 0x10}, {r5, 0x10}, {r1, 0x3040}, {r1, 0x10}, {r5, 0x408}], 0x5, &(0x7f0000000200)={r6, r7+30000000}, &(0x7f0000000240)={0x7}, 0x8) 2018/04/10 13:50:36 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000032000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:36 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x0) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:36 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xfe80000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:36 executing program 7: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x80800) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000500)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000180)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) r2 = msgget$private(0x0, 0x0) msgsnd(r2, &(0x7f0000be2f0a)={0x2}, 0x0, 0x0) getsockname$inet6(r1, &(0x7f0000000200)={0x0, 0x0, 0x0, @ipv4={[], [], @multicast2}}, &(0x7f0000000540)=0x1c) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000003c0)={0x0, 0x15, "809f36eae54a9f2af7d55898d20f5ff565460b3a37"}, &(0x7f0000000400)=0x1d) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000440)={0x2, 0x3f, 0x8000, 0x1, 0x80000000, 0x1ff, 0x4, 0xd45, r3}, &(0x7f0000000480)=0x20) msgrcv(r2, &(0x7f0000745000)={0x0, ""/4096}, 0x1008, 0x8000000000000000, 0x0) setsockopt$packet_rx_ring(r1, 0x107, 0x5, &(0x7f0000000140)=@req={0x7ff, 0x20, 0x6, 0x9}, 0x10) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x1c9c380}, {}, {0x2}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') mount(&(0x7f0000000040)='./control/file0\x00', &(0x7f0000000080)='./control\x00', &(0x7f0000000100)='xfs\x00', 0x202000, &(0x7f0000000180)) unlink(&(0x7f0000000240)='./control/file0\x00') close(r0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000280)={0x0, @in6={{0xa, 0x4e22, 0x7fffffff, @mcast1={0xff, 0x1, [], 0x1}, 0xe0}}, [0xfffffffffffffffd, 0x401, 0xb3, 0x2, 0x0, 0x5, 0x20, 0xfff, 0x1, 0x2, 0x8, 0x80000001, 0x3, 0xe8, 0x7]}, &(0x7f00000001c0)=0x100) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f00000004c0)={r3, 0x3, 0x20, 0x1}, &(0x7f0000000380)=0xbe) [ 558.808169] device bridge0 left promiscuous mode [ 558.877248] device bridge0 entered promiscuous mode [ 558.904750] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 558.919050] device bridge0 left promiscuous mode [ 558.921756] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 558.998658] kernel msg: ebtables bug: please report to author: Valid hook without chain [ 559.046347] kernel msg: ebtables bug: please report to author: Valid hook without chain 2018/04/10 13:50:37 executing program 4: socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)) r0 = socket$inet(0x10, 0x2, 0x0) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000020ff0)=[{&(0x7f0000000140)="2f0000001c000381ffffff000d0000000c00000001000000000003c91300010000000000040000005867000000050b", 0x2f}], 0x1}, 0x0) 2018/04/10 13:50:37 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\r \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:37 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x0) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:37 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x300000000000000, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:37 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x40000, 0x0) accept$netrom(r1, &(0x7f0000000100), &(0x7f00000000c0)=0x10) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x6e) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r0, 0x40045542, &(0x7f0000000080)=0x6) setsockopt$inet_dccp_buf(r1, 0x21, 0xe, &(0x7f0000000140)="3e05", 0x2) 2018/04/10 13:50:37 executing program 7: socket$packet(0x11, 0x3, 0x300) capset(&(0x7f00002d0ff8)={0x19980330}, &(0x7f0000cc0000)) r0 = socket$netlink(0x10, 0x3, 0x4) socket$bt_rfcomm(0x1f, 0x1, 0x3) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x0, 0x0) write(r0, &(0x7f0000000080)="2700000014000707030e0000120f0a0011000100f5fe0012ff00a51b82d77a4b6db0068dd304f9", 0x27) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000200), &(0x7f0000000240)=0x4) open_by_handle_at(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"], 0x240) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x1}, &(0x7f0000000040)=0x10) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000000c0)={0x0, 0x7bf}, 0x8) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000140)=0x5) bpf$MAP_CREATE(0x0, &(0x7f0000013000), 0x1c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000012fe0)={0xffffffffffffffff, &(0x7f0000015000), &(0x7f000000e000)}, 0x378) socket$bt_cmtp(0x1f, 0x3, 0x5) 2018/04/10 13:50:37 executing program 1: r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x4, 0x400) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x24d8) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x0, 0x0) ioctl(r1, 0x125f, &(0x7f0000000080)) 2018/04/10 13:50:37 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x2000000, @loopback={0x0, 0x1}}, 0x1c) [ 559.826372] device bridge0 entered promiscuous mode 2018/04/10 13:50:37 executing program 2: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$inet(r0, &(0x7f0000000080)={0x0, 0x0, @multicast2}, &(0x7f00000000c0)=0x10) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x400, 0x0) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000140)={0x9, {{0xa, 0x4e23, 0x40, @remote={0xfe, 0x80, [], 0xbb}, 0x8}}, 0x1, 0xa, [{{0xa, 0x4e22, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x19a}}, {{0xa, 0x4e21, 0xfffffffffffffe00, @loopback={0x0, 0x1}, 0x6}}, {{0xa, 0x4e21, 0x8, @empty, 0x4}}, {{0xa, 0x4e22, 0x20, @mcast2={0xff, 0x2, [], 0x1}, 0xfd}}, {{0xa, 0x4e24, 0x3f, @dev={0xfe, 0x80, [], 0x13}, 0xc081}}, {{0xa, 0x4e22, 0x3, @dev={0xfe, 0x80, [], 0x16}, 0x8}}, {{0xa, 0x4e22, 0x9, @loopback={0x0, 0x1}, 0x100000000}}, {{0xa, 0x4e20, 0x20, @dev={0xfe, 0x80, [], 0xa}, 0x7fff}}, {{0xa, 0x4e23, 0x4, @mcast2={0xff, 0x2, [], 0x1}, 0x20}}, {{0xa, 0x4e21, 0x4, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x2}}]}, 0x590) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) bind$unix(r2, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 559.853601] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 559.860532] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:37 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x1f, &(0x7f00009a4000)=0x5, 0x4) [ 559.900602] device bridge0 left promiscuous mode 2018/04/10 13:50:37 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:37 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'aead\x00', 0x0, 0x0, 'pcrypt(generic-gcm-aesni)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmmsg$alg(r1, &(0x7f0000005bc0)=[{0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB="180000000000002017010000020000000000000000000000"], 0x18}], 0x1, 0x0) [ 559.948557] device bridge0 entered promiscuous mode [ 559.966870] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 560.033984] device bridge0 left promiscuous mode 2018/04/10 13:50:38 executing program 4: r0 = socket(0x10, 0x2, 0x0) write(r0, &(0x7f0000c85000)="1f00000032000ff2050005000000010000000441060002000000000000007e", 0x1f) 2018/04/10 13:50:38 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x50000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:38 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) sendto$unix(r0, &(0x7f0000000040)="c53539c32fcd9543a566999a92c5108de2752abc616d11e59c46380cd97329ee73e6c5441bf5bd9efd32d70ae9ceeb85853322a707e4a69e5efc2e538367990cd209ecd36faabc71252e1dd1ccf1d0c2cc70038808324695b6f40c0cce17d6988cb44467cd36baf40e50a15d50d2fc22dfb6", 0x72, 0x20000004, 0x0, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x6e) 2018/04/10 13:50:38 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(0xffffffffffffffff, 0x4c01) sync() ftruncate(r1, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:38 executing program 4: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000d0fff5)='/dev/audio\x00', 0x0, 0x0) ioctl$int_in(r0, 0x0, &(0x7f0000000000)=0x4) readv(r0, &(0x7f0000001280)=[{&(0x7f0000001240)=""/12, 0xc}], 0x1) [ 560.154732] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:38 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:38 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"62726964676530001f2000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:38 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x7, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:38 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xff000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:38 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000040ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000000240)=0x7) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x10001, 0x40) socket$pptp(0x18, 0x1, 0x2) setsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000080)=0x8, 0x2) shutdown(r0, 0x1) 2018/04/10 13:50:38 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000ffe000/0x1000)=nil}) ioctl$KVM_HAS_DEVICE_ATTR(r1, 0x4018aee3, &(0x7f0000000080)={0x0, 0x2, 0x15d}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000fb4000)={0x1, 0x0, [{0x200004b564d00, 0x0, 0x101}]}) 2018/04/10 13:50:38 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x60) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00140600fe8000000000000000000000000000aafe8003000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x4}}}}}}}, &(0x7f00000002c0)) 2018/04/10 13:50:38 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 560.908158] device bridge0 entered promiscuous mode [ 560.927599] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 560.942993] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:38 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) r2 = syz_open_dev$sndpcmc(&(0x7f0000001580)='/dev/snd/pcmC#D#c\x00', 0x9, 0x2) ioctl$EVIOCGKEYCODE(r2, 0x80084504, &(0x7f00000016c0)=""/100) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) r3 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) readv(r0, &(0x7f00000014c0)=[{&(0x7f00000000c0)=""/91, 0x5b}, {&(0x7f0000000140)=""/1, 0x1}, {&(0x7f0000000180)=""/54, 0x36}, {&(0x7f00000001c0)=""/56, 0x38}, {&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f0000001200)=""/72, 0x48}, {&(0x7f0000001280)=""/86, 0x56}, {&(0x7f0000001300)=""/97, 0x61}, {&(0x7f0000001380)=""/248, 0xf8}, {&(0x7f0000001480)=""/50, 0x32}], 0xa) ioctl$VHOST_GET_VRING_BASE(r3, 0xc008af12, &(0x7f0000000080)) [ 560.968551] device bridge0 left promiscuous mode 2018/04/10 13:50:38 executing program 4: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'syz_tun\x00', 0x0}) set_tid_address(&(0x7f0000000040)) bind$packet(r0, &(0x7f0000000240)={0x11, 0x0, r1, 0x1, 0x0, 0x6}, 0x14) r2 = socket$packet(0x11, 0x3, 0x300) bind$packet(r2, &(0x7f0000000080)={0x11, 0x76be2d0bf020c02d, r1, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x14) syz_emit_ethernet(0xe, &(0x7f0000000280)={@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, &(0x7f0000000000)) [ 561.001846] device bridge0 entered promiscuous mode 2018/04/10 13:50:39 executing program 7: syz_mount_image$ntfs(&(0x7f0000000440)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f00000006c0), 0x1000, &(0x7f0000000740)=ANY=[]) r0 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x6, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000040)={0x0, 0x2abd81ff}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000000c0)={r1, 0xfff}, 0x8) 2018/04/10 13:50:39 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 561.031405] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 561.107439] device bridge0 left promiscuous mode 2018/04/10 13:50:39 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000040)) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:39 executing program 4: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x80000) syz_genetlink_get_family_id$fou(&(0x7f0000000280)='fou\x00') sendmsg$FOU_CMD_DEL(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000780)=ANY=[]}, 0x1, 0x0, 0x0, 0x800}, 0x40004) r1 = socket(0x10, 0x8000000000802, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f00000005c0)={0x0, @in6={{0xa, 0x4e24, 0x4, @dev={0xfe, 0x80, [], 0x11}, 0x20}}, [0x2, 0x200, 0x4, 0x8, 0x48000000000000, 0x400, 0x9fc5, 0x2, 0xfe3, 0x20, 0x9, 0x3f, 0x9, 0x40, 0x2]}, &(0x7f00000006c0)=0x100) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000700)={0x1000, 0x6, 0x4, 0x6, 0x10000, 0x10000, 0x3, 0x6, r2}, &(0x7f0000000740)=0x20) sendmsg$nl_route(r1, &(0x7f0000000000)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)=@ipv6_delroute={0x24, 0x19, 0x301, 0x0, 0x0, {0xa}, [@RTA_IIF={0x8, 0x1}]}, 0x24}, 0x1}, 0x0) flistxattr(r0, &(0x7f00000000c0)=""/14, 0xe) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f00000002c0)={0x0, 0x80, "b8cee76ba1279983bcb8f5e3ff683ecb031244f7a2c238f0e8b245b6d3af57eda32edc0d95b3b2da042a1c8fd3680c90908d430f26844c1ecc785682ff0c478f75f74f2c83d3cf995d554a29e905d6091e18b6e30f4aa318f3d23f3a479de7d097128fb6e4f3e22a441f338a395c1ba98a2b88e2b6c7484afb89228c56963447"}, &(0x7f0000000380)=0x88) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00000003c0)={0x0, @in6={{0xa, 0x4e21, 0x8, @empty, 0x6}}, 0x7fffffff, 0x4, 0x7, 0x48b8, 0xec}, &(0x7f0000000480)=0x98) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f00000004c0)={r3, 0x101, 0x3, 0x40000000000000, 0x0, 0x10001, 0x1f, 0x7f, {r4, @in6={{0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffffffe}}, 0x3, 0xffffffff, 0x7, 0x10001, 0x9}}, &(0x7f0000000580)=0xb0) 2018/04/10 13:50:39 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x700, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:39 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:39 executing program 7: pipe2(&(0x7f0000f14000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) io_setup(0x7, &(0x7f0000a8aff8)=0x0) write$selinux_load(r0, &(0x7f0000000440)=ANY=[@ANYBLOB="a6"], 0x1) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)) io_submit(r1, 0x1, &(0x7f0000b52fd8)=[&(0x7f0000587000)={0x0, 0x0, 0x0, 0x8, 0x0, r0, &(0x7f000096f000)="06000000000000009d", 0x9}]) 2018/04/10 13:50:39 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653006002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:39 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:39 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000140)=@buf={0xab, &(0x7f0000000080)="8578c103a5bc5d8b20ba488b8e8242d2df878e1b0b53749a866be6fdba60a98c28238f30730731856d1b2113e3e53d2fff622fd8f1a5e697037d344d3606ddca6df75de6a9ea3c4ae6d2f73e23981a5db8e05293be79ee2d6bc7dd74ee2ad9829c26a45f9cffcfa655d02be5f03a83c869c169b2385998a94b17187b429dddd26f1fd8f4b61bde29d36d3e1184401a9e875e7ce4db015cf6c1048bb3ea9f2827f29c4281a52af7788481e6"}) sendmsg$nl_netfilter(r0, &(0x7f0000001b40)={&(0x7f0000791000)={0x10}, 0x2, &(0x7f0000001bc0)={&(0x7f0000001200)=ANY=[@ANYBLOB="330000000a0affff00001000fbdbdf25000000003b6e6118d1d8e90af4436627c08551f5fe03470d8afccbbb6b91bb58215480cd382ab43c548ab4dd24dbcaf807fda901bd817abdaa2fd4c282615f62f3225e2165e732cbe48d0ac13372ade9923fc246f15c04e0d25bd1"], 0x37e}, 0x1}, 0x0) r1 = semget$private(0x0, 0x1000004, 0x202) r2 = memfd_create(&(0x7f0000000000)='\x00', 0x3) io_setup(0x1, &(0x7f0000001500)=0x0) io_submit(r3, 0x7, &(0x7f0000001ac0)=[&(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x9, r2, &(0x7f0000001540)="f81fbb34dcdcdb6e5cbe30b006b2", 0xe, 0x3, 0x0, 0x1, r2}, &(0x7f0000001680)={0x0, 0x0, 0x0, 0x3, 0x800, r2, &(0x7f00000015c0)="a4906e559da423e43013244ec11f3254e59ded035fca3b984c24e5c1492cf6b935befb20c638aba199d23bfb064fc4ed8e864e34cd1456604670e694560b07281b02a7e2dad5d5747ab3c3166264f19ace49a06a542c98a0e98b3d9712e62b9f7165dd718063e15ff57b4800af375b9022694b8248dacb22d1d74b01fa4d5e29918913164c96c5fc6c0104ba3ff484d2d686e3d361ea4eebdce7645cafa029851707243bf9da346d1acce0", 0xab, 0x1, 0x0, 0x1, r2}, &(0x7f0000001740)={0x0, 0x0, 0x0, 0xf, 0x7, r2, &(0x7f00000016c0)="56c876bf5b9a72ecd9fe4026bec44100af23401dd4fe74120504a94ea8333c3c226a7fffce68430bb0c725a5cc350997bbb4de1cd5a7eff8aed2f537e0449b50aeb92e8d39110935de3d5167a51bfa4ae6903a28a2e184a6059053228fc306ae7176e0edd0e348990b048df4991d6b37f7b973", 0x73, 0x80, 0x0, 0x0, r2}, &(0x7f0000001880)={0x0, 0x0, 0x0, 0x3, 0x3, r0, &(0x7f0000001780)="e98d13a4a2e420b0fbd6b7aceee61ebecedba94b9a00c11f9094a95159946ab2c2545f7bf10b21507022acdb498b33e1bfe5010a753a4012e5598416018dcfdc2f7a8c742ba5337fe6a8714f03bfb39665fd7dc2e36ef2b054105cb34cb8f5b64d409433eb7c7f7c76384db56b506d94ec27510584a964248e454ffcaf82b7ea0c529831f84f63c8722ae4dde268faef0452b01b00644d5a0bc3f1196bb89838c39c700f7b294bd4788b35e773e89331b160939b6fec964a0fcce494191003ae4685b1aa6060c5d62f26", 0xca, 0x7, 0x0, 0x1, r2}, &(0x7f0000001940)={0x0, 0x0, 0x0, 0x1, 0x9e, r2, &(0x7f00000018c0)="07453ba60f0e0e3dacbab5d9274cf642f30c9d7744fa1d491ba7e1b2c3c367f49e492fbb755fa9b96235b2f966eb11176a3194b3cdb41eca6067aee447a050860c1f1bf88526a9c11208c54610481629788b2453be236108563999c420d89f31adb3a3258156ba687d1905c90b3e8c5f1e580e4fc183", 0x76, 0x9, 0x0, 0x1, r2}, &(0x7f0000001a00)={0x0, 0x0, 0x0, 0x7, 0x20, r2, &(0x7f0000001980)="ccb7e63290582956c0c49ee8f764cb32cf116c06d5e83afd8ea8ef8c4d8a310819dc432e5c1f1e91fe37af6faed9a4a3b21e0df637116dc9043c4d0c9158c48d176ae59d59fe023e3cc62f09a0d743a4efb482ef8745c6d86924a1c5865267e040", 0x61, 0x3, 0x0, 0x0, r2}, &(0x7f0000001a80)={0x0, 0x0, 0x0, 0x1, 0x7, r2, &(0x7f0000001a40)="bc24587bb6fe07eb7fafedb96ce747f1ad3a2ab05504532858f84957dfbdb2da2f83585e56e350bff388d48829f2bf88e012", 0x32, 0x5da5, 0x0, 0x1, r0}]) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000001440)={[0x58, 0x775, 0x704, 0xffffffff, 0x9, 0x2, 0x4, 0xc7a, 0x5, 0x0, 0xb6, 0x3, 0x8, 0x200, 0x8, 0x4c31], 0x0, 0x80000}) getsockopt$IPT_SO_GET_ENTRIES(r2, 0x0, 0x41, &(0x7f00000013c0)={'filter\x00'}, &(0x7f0000001400)=0x24) r4 = syz_genetlink_get_family_id$team(&(0x7f00000012c0)='team\x00') sendmsg$TEAM_CMD_PORT_LIST_GET(r2, &(0x7f0000001380)={&(0x7f0000001280)={0x10, 0x0, 0x0, 0x4000402}, 0xc, &(0x7f0000001340)={&(0x7f0000001300)={0x14, r4, 0x2, 0x70bd2a, 0x25dfdbff, {0x3}}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x10) semctl$GETALL(r1, 0x0, 0xd, &(0x7f0000000200)=""/4096) ioctl$KVM_CREATE_DEVICE(r2, 0xc00caee0, &(0x7f0000001b00)={0x5, r2}) ioctl$sock_SIOCDELDLCI(r2, 0x8981, &(0x7f0000000040)={'rose0\x00', 0xfffffffffffffff9}) semget(0x0, 0x6, 0x4) 2018/04/10 13:50:39 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@file={0x0, './file0\x00'}, 0x6e) [ 561.349211] device bridge0 entered promiscuous mode [ 561.358489] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 561.383831] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:39 executing program 7: getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000161000)={0x0, 0x1c, &(0x7f0000000000)=[@in6={0xa, 0x4e20, 0x0, @empty, 0x25}]}, &(0x7f00007b7ffc)=0xffffffffffffff6b) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x2000000000000204, &(0x7f0000519fa8)=@framed={{0x18}, [@ldst={0x2, 0x0, 0xb, 0x7a}], {0x95}}, &(0x7f0000c43000)='GPL\x00', 0x0, 0x126c, &(0x7f000087d000)=""/4096}, 0x19) 2018/04/10 13:50:39 executing program 4: r0 = syz_open_dev$tun(&(0x7f0000000240)='/dev/net/tun\x00', 0x0, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000080)='/dev/adsp#\x00', 0x3, 0xa1c0) close(r1) sendmsg$nl_route(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=@getroute={0x14, 0x1a, 0x2, 0x70bd26, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4084) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) ioctl$TUNSETQUEUE(r0, 0x400454d9, &(0x7f0000000000)={'sit0\x00\x00\x00\x00\x00\x00\x00\x00\x00\b\x00', 0x402}) r2 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNATTACHFILTER(r0, 0x401054d5, &(0x7f0000000180)={0x1, &(0x7f0000000040)=[{0x64, 0x0, 0x0, 0xffffffffffffffff}]}) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) 2018/04/10 13:50:39 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:39 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f0000000040)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f0000000180)={@nfc_llcp={0x27, 0x0, 0x0, 0x5, 0x101, 0x8, "29c8b781bef385c1c46f5ac322231c36bd8e7e44ee7a4906bc7864bfe34098d82af16a57d404b2e8a572b0bf2e9e13075df20852c05ec042f561f3d7af54d4", 0x28}, {&(0x7f00000000c0)=""/81, 0x51}, &(0x7f0000000140), 0x2}, 0xa0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000240)='/dev/vga_arbiter\x00', 0x400000, 0x0) ioctl$sock_inet_SIOCDELRT(r2, 0x890c, &(0x7f00000002c0)={0x5, {0x2, 0x4e20, @multicast2=0xe0000002}, {0x2, 0x4e23, @broadcast=0xffffffff}, {0x2, 0x4e23, @loopback=0x7f000001}, 0x0, 0x7, 0x93, 0x10000, 0x0, &(0x7f0000000280)='gre0\x00', 0x2, 0x0, 0x2}) 2018/04/10 13:50:39 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\b\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:39 executing program 7: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x2073318e20567947, &(0x7f00006dc000)=[{0x6}]}, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @thr={&(0x7f0000000040), &(0x7f0000000140)}}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) readv(r0, &(0x7f0000000580)=[{&(0x7f0000000380)=""/204, 0xcc}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x31, 0xffffffffffffffff, 0x0) tkill(r1, 0x1000000000016) 2018/04/10 13:50:39 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xc0fe, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:39 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r1 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r3 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r3) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r4 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) [ 561.737443] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 561.857345] print_req_error: I/O error, dev loop0, sector 896 [ 561.863375] Buffer I/O error on dev loop0, logical block 112, lost async page write 2018/04/10 13:50:40 executing program 7: r0 = getpid() r1 = syz_open_procfs(r0, &(0x7f0000d0a000)='comm\x00') ftruncate(r1, 0xffffffffffff72af) ftruncate(r1, 0x73c) 2018/04/10 13:50:40 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:40 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\a\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:40 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000000700)=ANY=[@ANYBLOB="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"], &(0x7f0000c43000)='syzkaller\x00', 0xfffffffffffffffa, 0x1000, &(0x7f00009ab000)=""/4096}, 0x48) r1 = socket(0x10, 0x3, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000640)='/dev/vcs#\x00', 0x0, 0x0) write$evdev(r2, &(0x7f0000000680)=[{{0x77359400}, 0x9, 0x81, 0x10001}, {{0x0, 0x7530}, 0x3, 0x7, 0x9}], 0x30) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r1, 0x28, 0x6, &(0x7f0000000540)={0x0, 0x7530}, 0x10) ioctl$KVM_GET_XSAVE(r0, 0x9000aea4, &(0x7f0000000140)) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000000c0)=r0, 0x4) getsockopt$inet_pktinfo(r2, 0x0, 0x8, &(0x7f00000005c0)={0x0, @remote, @loopback}, &(0x7f0000000600)=0xc) write(r1, &(0x7f0000000080)="260000005e0009000000df623339410e590000000001000000ffffff00000000000000000000", 0x26) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$midi(&(0x7f0000000580)='/dev/midi#\x00', 0x1000, 0x8000) r3 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r3, &(0x7f0000c67000)={0xa, 0x4e20, 0x80000001}, 0xfc) listen(r3, 0x1000008000) accept4(r3, &(0x7f0000000200)=@nl=@unspec, &(0x7f0000000080)=0x80, 0x0) r4 = socket$inet_dccp(0x2, 0x6, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r5 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x509049, 0x0) connect$inet(r4, &(0x7f00002f7ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) setsockopt$netrom_NETROM_T1(r5, 0x103, 0x1, &(0x7f00000006c0)=0x7, 0x4) 2018/04/10 13:50:40 executing program 1: getpeername$ax25(0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000180)=0x10) r0 = syz_open_dev$sndctrl(&(0x7f0000006000)='/dev/snd/controlC#\x00', 0x80000000003, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x80, 0x0) bind$nfc_llcp(r1, &(0x7f0000000040)={0x27, 0x0, 0x1, 0x4, 0x7459, 0x100, "c344df0d2fde84fed1c5ab0486e7a1ebbd4ef0d3f326a79e8f422076be27cced14f06a304a483a97fdc6c854566bc30a65848f78dde5fe6d70a587f062649b", 0x30}, 0x60) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r0, 0xc4c85512, &(0x7f0000009b38)={{0x0, 0x3, 0x0, 0x0, "5a21f3ca450c8421dfd3fbbfb00476d45cd8877b80371e62f62b0caa222be0dba57009859949effc25b7558d"}, 0x0, [], {0x77359400}}) unshare(0x300000) 2018/04/10 13:50:40 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x400000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:40 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000000100)=@abs={0x1}, 0x6e) r1 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x1000, 0x0) ioctl$PIO_FONT(r1, 0x4b61, &(0x7f0000000080)="fa9a8a4d4a133dcb16fa74e41aca546ad55ba215081f6c2dda6b56cd0e572a98bba23ac9c8a523a495f65efa4e9202fd41dac34500a2269326f9dc3c092269f0b637e5b1f4b07de7") 2018/04/10 13:50:40 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:40 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/autofs\x00', 0x80100, 0x0) r2 = dup3(r0, r1, 0x80000) accept4(r0, &(0x7f0000001380)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, &(0x7f0000000000)=0x80, 0x800) ioctl$KDSETMODE(r2, 0x4b3a, 0xfffffffffffffff7) connect$bt_l2cap(r1, &(0x7f0000000240)={0x1f, 0x7, {0x7, 0x3, 0x8001, 0x1, 0x1, 0x1}, 0x9, 0x8}, 0xe) setsockopt$inet6_int(r0, 0x29, 0xcf, &(0x7f0000000300)=0x9, 0xfffffffffffffebc) getsockopt$inet6_int(r0, 0x29, 0x8000000000000c8, &(0x7f0000001340), &(0x7f0000000100)=0x200) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) setsockopt$inet_sctp_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f00000001c0)={0x10001, 0x3, 0x0, 0x8, 0x8, 0x0, 0x10000, 0xff00000000000000, 0x6, 0xf3, 0x9}, 0xb) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000140)={'team0\x00', 0x0}) setsockopt$RDS_GET_MR(r4, 0x114, 0x2, &(0x7f00000002c0)={{&(0x7f0000000340)=""/4096, 0x1000}, &(0x7f0000000040), 0x7b}, 0x20) recvfrom$packet(r3, &(0x7f00000000c0)=""/48, 0x30, 0x101, &(0x7f0000000180)={0x11, 0x8, r5, 0x1, 0x7, 0x6}, 0x14) setsockopt$inet6_MRT6_ADD_MIF(r3, 0x29, 0xca, &(0x7f0000000280)={0x10001, 0x1, 0x100000000, 0xe360, 0x6}, 0xc) [ 562.740115] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:40 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) write$binfmt_elf32(r0, &(0x7f0000000040)={{0x7f, 0x45, 0x4c, 0x46, 0x18, 0x800, 0x7f, 0x3, 0x7ff, 0x2, 0x3f, 0x2, 0xa4, 0x38, 0x84, 0x0, 0x8144, 0x20, 0x2, 0x9592, 0x3, 0x100000001}, [{0x7, 0xc82, 0x10000, 0x2, 0x2ecb5454, 0x4, 0x7, 0x1}, {0x60000000, 0x4, 0x123, 0x8a, 0x4, 0x5, 0x101, 0x9}], "", [[], [], [], [], []]}, 0x578) 2018/04/10 13:50:40 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000080)) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000100)=0x1000) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='maps\x00') setsockopt$inet_group_source_req(r2, 0x0, 0x2b, &(0x7f0000000140)={0x6, {{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e23}}}, 0x108) ioctl$TCFLSH(r1, 0x540b, 0xfffffffffffffffe) ioctl$TCSETA(r0, 0x5406, &(0x7f0000000040)={0x5, 0x6, 0x4, 0xfffffffffffffffe, 0x7, 0x1000, 0x20, 0x2, 0x0, 0x8}) 2018/04/10 13:50:40 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653004002000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:40 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:40 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$nfc_llcp(r0, 0x118, 0x2, &(0x7f0000000080)=""/39, 0x27) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:40 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:40 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000000080)={@multicast1=0xe0000001, @local={0xac, 0x14, 0x14, 0xaa}}, 0xc) bind$inet(r0, &(0x7f0000eed000)={0x2, 0x4e21}, 0x10) r1 = semget$private(0x0, 0x2, 0x0) semop(r1, &(0x7f000002efe2)=[{0x0, 0x9}], 0x1) semop(r1, &(0x7f000001a000)=[{}, {}], 0x2) semop(r1, &(0x7f0000176ff5)=[{}, {}], 0x2) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x10000, 0x0) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f00000000c0)) semctl$IPC_RMID(r1, 0x0, 0x0) syz_emit_ethernet(0x2a, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff00001400000008004500001c000000000011907800000000e000000100004eeb6623922100089078"], 0x0) 2018/04/10 13:50:40 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x7000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:41 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000000c0)='memory.current\x00', 0x0, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000180)={0x8, {{0xa, 0x4e20, 0x4, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xf}}}}}, 0x88) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000100)={0x81, 0x0, [0x1, 0x3a, 0xfffffffffffffff7, 0x9]}) bind$unix(r0, &(0x7f0000000040)=@abs={0x0, 0x0, 0x4e20}, 0x42d00da58811395b) r2 = msgget$private(0x0, 0x4) msgctl$IPC_RMID(r2, 0x0) getresuid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)=0x0) fstat(r0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r5 = geteuid() stat(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000440)={0x0}, &(0x7f0000000480)=0xc) fcntl$getownex(r0, 0x10, &(0x7f00000004c0)={0x0, 0x0}) msgctl$IPC_SET(r2, 0x1, &(0x7f0000000500)={{0x100000000, r3, r4, r5, r6, 0x82, 0x9}, 0x8, 0x10001, 0x8a, 0x6, 0x1000, 0x400, r7, r8}) [ 563.087484] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:41 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00 \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:41 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r1, 0x80045300, &(0x7f0000000100)) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000140)=0xe9, 0x4) r2 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x8, 0x800) perf_event_open(&(0x7f0000d2af88)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000401fea)='net/ip_tables_matches\x00') lseek(r3, 0x0, 0x0) ioctl$PIO_UNIMAPCLR(r2, 0x4b68, &(0x7f0000000080)={0x7fff, 0x0, 0x4}) ioctl$PIO_SCRNMAP(r2, 0x4b41, &(0x7f0000000080)) writev(r0, &(0x7f0000000000)=[{&(0x7f0000001f8d)="390000001300090468fe0000810000000700004003000000450001070000001419001a00040002000700005d20b412020000080001010c00f4", 0x39}], 0x1) 2018/04/10 13:50:41 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:41 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer2\x00', 0x8080, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000100), &(0x7f00000004c0)=0x8) lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0}) r3 = getgid() chown(&(0x7f0000000080)='./file0\x00', r2, r3) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) ioctl$sock_inet_sctp_SIOCINQ(r4, 0x541b, &(0x7f0000000340)) ioctl$DRM_IOCTL_VERSION(r4, 0xc0406400, &(0x7f0000000240)={0x9c0, 0x9, 0x2, 0x94, &(0x7f0000000380)=""/148, 0x11, &(0x7f0000000140)=""/17, 0x82, &(0x7f0000000180)=""/130}) r5 = gettid() perf_event_open(&(0x7f0000000280)={0x7, 0x70, 0x5, 0x1, 0x1ff, 0x80000001, 0x0, 0x0, 0x60010, 0x0, 0x4, 0x2764, 0x78a, 0x9, 0x3f, 0x6, 0x80, 0x1, 0x2562, 0x0, 0x4, 0x40, 0x1f, 0xc94, 0x9, 0x4555, 0x2, 0xffff, 0x3, 0x6, 0x8, 0x0, 0x4, 0x1, 0x1, 0x3, 0x4, 0x6, 0x0, 0x4, 0x5, @perf_config_ext={0x9, 0x10000}, 0x2000, 0x3, 0x8, 0x0, 0x0, 0x0, 0x71a9}, r5, 0x10, r4, 0x1) 2018/04/10 13:50:41 executing program 7: r0 = socket(0xa, 0x2000000001, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x1, 0x0) ioctl$DRM_IOCTL_MODE_GETCRTC(r1, 0xc06864a1, &(0x7f0000000080)={&(0x7f0000000040)=[0x6], 0x1, 0x8, 0x7, 0x7f, 0x8, 0x9, {0x9, 0x81, 0x80000001, 0x8, 0xfff, 0x30d2, 0x200, 0x4f, 0x8, 0x7f, 0x0, 0x5, 0x6, 0x1, "920b045fc55f821a8152c65c73857813ea187c487aeeff795b631d5a8e04be9e"}}) ioctl$DRM_IOCTL_MODE_GETCRTC(0xffffffffffffffff, 0xc06864a1, &(0x7f0000fedf98)={&(0x7f000000d000)=[0x7, 0x6], 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "8cfbc89fefc282b0e9b6d1b29d5500b5ff74b06ccbd9dee8c886586975b5446e"}}) getsockopt(r0, 0x0, 0x53, &(0x7f000000d000)=""/8, &(0x7f0000735ffc)=0x8) 2018/04/10 13:50:41 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xd2, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:41 executing program 4: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000580)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000400)=@allocspi={0x104, 0x16, 0x225, 0x0, 0x0, {{{@in=@rand_addr, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, {@in=@rand_addr, 0x0, 0x33}, @in=@loopback=0x7f000001}, 0x0, 0x80000000}, [@mark={0xc, 0x15, {0x0, 0x3}}]}, 0x104}, 0x1, 0x0, 0x0, 0xfffffffffffffffd}, 0x0) [ 563.948381] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 563.959720] device bridge0 left promiscuous mode 2018/04/10 13:50:41 executing program 7: syz_emit_ethernet(0xffffffffffffffe8, &(0x7f0000000400)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x18}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [{[{0x9100, 0x3, 0x1, 0x3}], {0x8100, 0x7, 0x8, 0x4}}], {@generic={0x16, "c632ce61aa2f5d3705896b83ef835262e47df05abc1c47bcbb7f7a943f7d315ae1e58dccda605ad33c32c7789303d51673ccf29660b34f29f0b272dd961b9d50148344e3782ca35fc5773a12e2d13684ea640336c12e3b9631226d016ca45b51a9dc01063e600a1a40dcafa1c23486cc32ea104200c55784fcff5cf1138fb6b5abfbd15f6ddc78e3bdf3e1842ee5f4a65fb3f1e0433325b22c49b29a92853f06ae63b644765d78dd4fc3d2862dde11856be13f58a1f48ff5e40b73074968605597b74e7771375f50806878fe6e71a566c4a646d1ff38de7a0acc8aaeecc1aaa5f63d00d927c2ee5b42e736"}}}, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0xfffffffffffffff8, 0x800) ioctl$KVM_S390_UCAS_MAP(r0, 0x4018ae50, &(0x7f0000000040)={0x8f9, 0x2, 0x7ff}) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000100)={0xa, &(0x7f0000000080)=[{}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000140)={r1, 0x3}) sched_yield() 2018/04/10 13:50:41 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$ARPT_SO_GET_INFO(r1, 0x0, 0x60, &(0x7f0000000080)={'filter\x00'}, &(0x7f0000000100)=0x44) [ 563.993324] device bridge0 entered promiscuous mode 2018/04/10 13:50:42 executing program 4: setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f0000002000)={{0xa, 0x0, 0x9, @loopback={0x0, 0x1}}, {0xa, 0x0, 0x0, @empty, 0x1}}, 0x5c) mq_unlink(&(0x7f0000000000)="657468312d2a2f24a86d643573756d7e6d696d655f747970656e6f6465762563707573657400") r0 = socket$inet6_sctp(0xa, 0x8, 0x84) setsockopt$inet6_int(r0, 0x29, 0x40, &(0x7f0000001fde), 0x4) io_setup(0x17f, &(0x7f0000000280)=0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x900, 0x0) getsockopt$inet_dccp_int(r2, 0x21, 0xf, &(0x7f00000001c0), &(0x7f0000000200)=0x4) io_getevents(r1, 0xca14, 0x5, &(0x7f0000000080)=[{}, {}, {}, {}, {}], &(0x7f0000000140)) [ 564.028517] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:42 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:42 executing program 2: r0 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x22) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r0, &(0x7f0000000240)="529fd6bbc9a9d3b67daebff7ca7eb42888d68f429e0888dc3e862be146cb940d9209238de35af48bfe0cfa82d904bc3bdb62bcf19754b27ab8b844af99182cf403c072a71c60fab42e719f191d60b97800b00a5819255838e5e0ef328e5db631a07f7868d5474348e52a66a4aa4b689ed9d8cb614c502f92"}, 0x10) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000080)={0x0, 0x0}) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r0, 0xc1105511, &(0x7f0000000100)={{0x7, 0x1, 0x5, 0xb2e, "d2c92ab7b3a7bda0ae8605d3c53ad5465a6f1ad2261b47252a65ebae76bf962dc5bda484640d3fbfff1b8ff3"}, 0x0, 0x0, 0x6, r1, 0xffff, 0x3, "ba336e04a3d541d48592b058677fe88a26c0fbd3f117bc6ce336d429ba790746b74df1078dbef79a1e4af6cea3847800c33ae99273dbe8c686e00b015998a74c", &(0x7f00000000c0)="1c5b6c6f00", 0x5, [], [0x6, 0x7ff, 0x0, 0x8]}) r2 = socket$unix(0x1, 0x2, 0x0) bind$unix(r2, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:42 executing program 7: r0 = memfd_create(&(0x7f0000002000)="2f7b06003170707031253a656d30f9", 0x0) ioctl$KVM_ASSIGN_PCI_DEVICE(r0, 0x8040ae69, &(0x7f0000000040)={0x9, 0x1ff, 0x3, 0x4, 0x5}) write$evdev(r0, &(0x7f0000001000)=[{}], 0x18) write(r0, &(0x7f0000000000)="f05a2177", 0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r0, 0x0) timer_settime(0x0, 0x0, &(0x7f0000001000), &(0x7f0000005000)) 2018/04/10 13:50:42 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:42 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x91ffffff00000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:42 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00\n\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:42 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x3, 0x0, 0x200]}, &(0x7f0000000200)=0x108) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000340)='/dev/ptmx\x00', 0x7ffc, 0x0) ioctl$TCFLSH(r1, 0x40045436, 0x2) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) r2 = socket$inet6(0xa, 0x1, 0x8010000000000084) r3 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x582, 0x800) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f0000000080), &(0x7f00000001c0)=0x14) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f00000002c0)=0x0) perf_event_open(&(0x7f0000000240)={0x0, 0x70, 0x0, 0x7fff000000000, 0x8001, 0x100000001, 0x0, 0x7fffffff, 0x100, 0x4, 0x3, 0x9, 0x22, 0x9, 0x6, 0x1, 0x3f, 0x1, 0x49ac, 0x37e, 0x79bf9102, 0x88, 0x0, 0x0, 0xa4e, 0x800, 0x6, 0x8119, 0x8, 0x7, 0x2, 0x4, 0x1, 0x8, 0x2, 0x2, 0x83, 0x20, 0x0, 0x64f47635, 0x4, @perf_config_ext={0x2, 0xfd}, 0x8, 0x20, 0x1ff0000000000, 0x3, 0xd5, 0x6, 0xe08}, r4, 0xa, r0, 0x8) bind$inet6(r2, &(0x7f000070ffe3)={0xa, 0x4e20}, 0x1c) sendto$inet6(r2, &(0x7f0000e2a000)="8c", 0x1, 0x0, &(0x7f000042f000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) shutdown(r2, 0x1) shutdown(r2, 0x1) 2018/04/10 13:50:42 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x82400, 0x0) 2018/04/10 13:50:42 executing program 4: r0 = timerfd_create(0x0, 0x0) timerfd_settime(r0, 0x0, &(0x7f0000000000)={{0x0, 0x989680}, {0x77359400}}, &(0x7f0000000040)) timerfd_settime(r0, 0x0, &(0x7f000000b000)={{}, {0x800010000}}, &(0x7f000000bfe0)) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) rt_sigtimedwait(&(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000140)={r1, r2+30000000}, 0x8) 2018/04/10 13:50:42 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x3, 0x101000) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000080)={0x2, 0x0, [{0x0, 0x0, 0x50}, {0xb5f}]}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000000c0)) ioctl$KVM_SET_CPUID(r1, 0x4008ae8a, &(0x7f0000000100)={0x1, 0x0, [{0xc0000008, 0x0, 0x1f, 0x9, 0x7fffffff}]}) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 564.381883] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 564.405350] device bridge0 left promiscuous mode 2018/04/10 13:50:42 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x44000, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x44100, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r2, 0x0, 0x41, &(0x7f0000000180)={'security\x00', 0xbb, "d083b39d0f8777ec10d185f9300ac38539035d9228ef85c9491a6fd5953c0282c336ffafd757e7337fa0a7c74057cb5387728a6a389bfd6f7401f6b236362ac7825d5f941acb5d0b18a583cce137f6abcf8c379ac52d46f7429baa76ee934f5b2e851493eb4c2eef2ab796c22c1e867e6e47217a4bcfcd46eaba486ebaa9c15661215b7864608c2bfe23d9056efbd2156cc829d4a7ffb73e161518f39da87fe0fc2ea16839cf875f0d591096ce0d86e9bad177c93dc34bd26480ce"}, &(0x7f0000000080)=0xdf) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r2, 0x29, 0xd2, &(0x7f00000000c0)={{0xa, 0x4e21, 0x98, @loopback={0x0, 0x1}, 0x7}, {0xa, 0x4e24, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x80000001}, 0xc7a5, [0x9, 0x81, 0x80000000, 0xe6, 0xfe39, 0x8, 0x1]}, 0x5c) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000140)={0x1, 0x0, [{0x40000101}]}) [ 564.438700] device bridge0 entered promiscuous mode [ 564.449282] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:42 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 564.491845] device bridge0 left promiscuous mode 2018/04/10 13:50:42 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00000000c0)={{{@in6=@mcast2, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@rand_addr}}, &(0x7f00000001c0)=0xe8) recvfrom$packet(r1, &(0x7f0000000080)=""/37, 0x25, 0x1, &(0x7f0000000200)={0x11, 0xf8, r2, 0x1, 0x100, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:42 executing program 7: ioctl$EVIOCGMASK(0xffffffffffffffff, 0x80104592, &(0x7f0000000140)={0x0, 0x78, &(0x7f0000000080)="51350c0308900df9999cb953ec42815951b1964bc7ada3c27aa114eada07e1d20cc29ffa2b83a8f1bed59deea43886c53b2597a6ed4a97e12847be36e5549d1002d48de19fe4ec80ca97f97518d21945ad4e8e7ae2b0e7779e0f8c00abc4385432b6b32c635b5b805a0c5594f92d88837868ffc0731dc073"}) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000000)=[@in={0x2, 0x4e20, @broadcast=0xffffffff}, @in={0x2, 0x4e20, @multicast1=0xe0000001}, @in6={0xa, 0x4e20, 0x0, @dev={0xfe, 0x80}}, @in6={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}], 0xc) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x10000, 0x0) pipe2(&(0x7f00000001c0), 0x80800) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r0, 0x54a3) connect$netrom(r0, &(0x7f0000000180)=@ax25={0x3, {"95e1fac4e89f23"}, 0x3f}, 0x10) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r1, 0x0, 0x60, &(0x7f0000000000), 0x0) 2018/04/10 13:50:42 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000032000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:42 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xa000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:42 executing program 7: clock_gettime(0x5, &(0x7f0000000000)) r0 = syz_open_pts(0xffffffffffffff9c, 0x72002) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x1000000009) 2018/04/10 13:50:42 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:42 executing program 2: accept4(0xffffffffffffffff, &(0x7f0000000140)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, &(0x7f00000001c0)=0x80, 0x800) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e21, @multicast1=0xe0000001}}, 0x8, 0x40, 0x9, 0x80, 0x8}, &(0x7f00000002c0)=0x98) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000300)={r1, @in={{0x2, 0x4e23, @rand_addr=0x8000}}}, 0x84) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f00000003c0), &(0x7f0000000400)=0x4) r2 = socket$unix(0x1, 0x2, 0x0) bind$unix(r2, &(0x7f000000f000)=@abs={0x1}, 0x8) getsockname(r2, &(0x7f0000000040)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, &(0x7f00000000c0)=0x80) setsockopt$inet_sctp_SCTP_NODELAY(r3, 0x84, 0x3, &(0x7f0000000100)=0x5, 0x4) [ 564.697238] device bridge0 entered promiscuous mode 2018/04/10 13:50:42 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 564.735859] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 564.755802] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 564.801292] device bridge0 left promiscuous mode 2018/04/10 13:50:42 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)) bind$unix(0xffffffffffffffff, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:42 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setrlimit(0x7, &(0x7f0000becff0)) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x4000, 0x0) ioctl$KVM_GET_DEVICE_ATTR(r1, 0x4018aee2, &(0x7f00000000c0)={0x0, 0x100000001, 0x4000000000008000, &(0x7f0000000140)}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000000000)) [ 564.843289] device bridge0 entered promiscuous mode [ 564.863811] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 564.904266] device bridge0 left promiscuous mode 2018/04/10 13:50:43 executing program 1: unshare(0x8000000) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x7, 0x181}) r1 = dup2(r0, r0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000040)) ioctl$EVIOCGMTSLOTS(r1, 0x8040450a, &(0x7f0000000080)=""/46) mq_timedreceive(r1, &(0x7f00006b0f7d)=""/131, 0x83, 0x0, &(0x7f0000ccf000)) 2018/04/10 13:50:43 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\r \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:43 executing program 7: r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000000080)) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x20) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000180)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r2 = memfd_create(&(0x7f0000003000)='-.[vmnet0^\x00', 0x0) pwritev(r2, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) setsockopt$packet_int(r2, 0x107, 0xf, &(0x7f0000000040)=0x9, 0x4) socket$nl_generic(0x10, 0x3, 0x10) lseek(r2, 0x0, 0x4) ftruncate(r2, 0x0) close(r1) 2018/04/10 13:50:43 executing program 2: r0 = getpid() perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0xfffffffffffffffc, @perf_bp, 0x0, 0x0, 0x20}, r0, 0x0, 0xffffffffffffffff, 0x4) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) r2 = socket$inet(0x2, 0x80007, 0x400) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BINDER_GET_NODE_DEBUG_INFO(0xffffffffffffff9c, 0xc018620b, &(0x7f00000000c0)={0x0}) ioctl$BINDER_GET_NODE_DEBUG_INFO(r3, 0xc018620b, &(0x7f0000000100)={r4}) r5 = msgget(0x2, 0x200) msgrcv(r5, &(0x7f0000000180)={0x0, ""/63}, 0x47, 0x3, 0x800) syz_open_dev$binder(&(0x7f0000000140)='/dev/binder#\x00', 0x0, 0x800) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e21, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0x7}], 0x1c) 2018/04/10 13:50:43 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xa00, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:43 executing program 5 (fault-call:24 fault-nth:0): recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:43 executing program 4: sendmsg$alg(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000001480)}, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f00000001c0)={'ip6tnl0\x00', @ifru_data=&(0x7f0000000180)="d61a072afa6a2e6e9105a65cf0b08be4d57565e1a85eff283ee23d954743a2e3"}) [ 565.886814] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 565.900125] device bridge0 entered promiscuous mode [ 565.915383] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) socket$unix(0x1, 0x0, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:43 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000058790)='/dev/input/event#\x00', 0x2, 0x28001) r1 = syz_open_dev$sndseq(&(0x7f0000000500)='/dev/snd/seq\x00', 0x0, 0x1eb082) read(r1, &(0x7f0000000240)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) write$sndseq(r1, &(0x7f0000000000), 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r1, 0xc02c5341, &(0x7f0000000340)) openat$sequencer2(0xffffffffffffff9c, &(0x7f00004d0ff0)='/dev/sequencer2\x00', 0x0, 0x0) socketpair(0xc1881d30a124d844, 0x0, 0xff0000000000, &(0x7f0000000040)) socketpair(0x0, 0x0, 0x9, &(0x7f0000000000)) write$evdev(r0, &(0x7f0000000040)=[{{}, 0x11, 0x7}], 0x18) read(r0, &(0x7f0000000080)=""/158, 0x9e) 2018/04/10 13:50:43 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 565.935539] device bridge0 left promiscuous mode [ 565.955951] device bridge0 entered promiscuous mode [ 565.965717] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 566.032383] device bridge0 left promiscuous mode 2018/04/10 13:50:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f00000000c0)=@abs={0x1}, 0xfdc2) r1 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x2e6, 0x100) getsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000080), &(0x7f0000000140)=0x4) 2018/04/10 13:50:45 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000112000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:45 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x500, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:45 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c01) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:45 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:45 executing program 4: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x2, 0x200000) ioctl$KVM_GET_MP_STATE(r0, 0x8004ae98, &(0x7f00000000c0)) perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_msfilter(r1, 0x0, 0x29, &(0x7f0000000080)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x2, [@multicast1=0xe0000001, @multicast1=0xe0000001]}, 0x11) 2018/04/10 13:50:45 executing program 1: timer_create(0x3, &(0x7f0000000040)={0x0, 0x21, 0x0, @thr={&(0x7f00007e3ff8), &(0x7f0000c21000)}}, &(0x7f0000aef000)) seccomp(0x1, 0x0, &(0x7f00000004c0)={0x1, &(0x7f0000000000)=[{0x6}]}) r0 = memfd_create(&(0x7f0000000100)='securitymime_type*\x00', 0x0) timer_delete(0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000140)={0x0, @in6={{0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x3}}, [0x19, 0xffff, 0x7ff, 0xffffffff, 0x6, 0x6, 0x5, 0x2, 0x4, 0xff, 0x3, 0x401, 0x3, 0x15, 0x7]}, &(0x7f0000000080)=0x100) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={r1, 0x86cc}, 0x8) 2018/04/10 13:50:45 executing program 7: r0 = semget$private(0x0, 0x6, 0x0) unshare(0x40000) semtimedop(r0, &(0x7f00000a8000)=[{0x3, 0xfffffffffffffff9}], 0x1, &(0x7f0000efe000)={0x2000}) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x6, 0x0) ioctl$KVM_PPC_GET_SMMU_INFO(r1, 0x8250aea6, &(0x7f0000000040)=""/99) semop(r0, &(0x7f0000000200)=[{0x4, 0x5, 0x1800}, {0x4, 0xffffffff}], 0x2) unshare(0x40600) [ 567.107764] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 567.109356] device bridge0 entered promiscuous mode 2018/04/10 13:50:45 executing program 2: openat$ashmem(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ashmem\x00', 0x40, 0x0) r0 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x7, 0x2) ioctl$EVIOCGVERSION(r0, 0x80044501, &(0x7f0000000100)=""/10) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f0000000040)=@abs={0x1}, 0xfffffffffffffe1b) [ 567.160073] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 567.172729] device bridge0 left promiscuous mode [ 567.197358] device bridge0 entered promiscuous mode 2018/04/10 13:50:45 executing program 4: r0 = socket$inet6(0xa, 0x800000806, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x2}, 0x1c) close(r0) write(r0, &(0x7f0000000040)="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", 0xfb) r1 = syz_open_dev$adsp(&(0x7f0000000140)='/dev/adsp#\x00', 0x5, 0x20000) bind$alg(r1, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'authencesn(sha384-avx2,salsa20-generic)\x00'}, 0x58) ioctl$sock_inet_sctp_SIOCINQ(r1, 0x541b, &(0x7f0000000280)) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000200)=0x0) sched_setattr(r2, &(0x7f0000000240)={0x30, 0x3, 0x1, 0x0, 0x5, 0x200, 0x3ff, 0x5}, 0x0) 2018/04/10 13:50:45 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 567.211452] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 567.232855] device bridge0 left promiscuous mode 2018/04/10 13:50:45 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000062000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x4000, 0x4) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000080)=@assoc_value, &(0x7f00000000c0)=0x8) bind$unix(0xffffffffffffffff, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 567.341805] device bridge0 entered promiscuous mode 2018/04/10 13:50:45 executing program 4: mkdir(&(0x7f00000000c0)='./file0\x00', 0x120) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000a9eff8)='./file0\x00', &(0x7f00000db000)='ramfs\x00', 0x0, &(0x7f000000a000)) r0 = syz_open_dev$sg(&(0x7f0000000400)='/dev/sg#\x00', 0x9, 0xca801) ioctl$KVM_DEASSIGN_PCI_DEVICE(r0, 0x4040ae72, &(0x7f0000000440)={0x1, 0x100, 0x1ff, 0x0, 0x9}) chroot(&(0x7f0000000100)='./file0\x00') mount(&(0x7f0000adcff8)='./file0\x00', &(0x7f00009a2ff8)='./file0\x00', &(0x7f0000ab4000)='qnx6\x00', 0x2003002, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cpuset.effective_cpus\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f00000002c0)={0x0, 0x46ae}, &(0x7f0000000300)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000340)={r2, @in6={{0xa, 0x4e24, 0xffffffff7fffffff, @local={0xfe, 0x80, [], 0xaa}, 0x8001}}, 0x7, 0x7ee1, 0x3, 0x5c, 0xa0}, 0x98) chdir(&(0x7f0000000080)='./file0\x00') mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pivot_root(&(0x7f0000797ff8)='./file0\x00', &(0x7f0000118ff8)='./file0\x00') mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='overlay\x00', 0x2008040, &(0x7f00000001c0)="e36fa98683a949caf0f50109cd2c13ade6ba2414d345bc6548e9574252b6b7c2f49b25c1bb09009f7dc1fdb4e55d4ec908afb1081ff481847eeff4c83d2bf0b2006622aab9c962ec176aa74d4803d5906d6e440118bc6b8158abe24c1e571f029663f3b3979b175752a81a46b82a32b7dec32034d02c74b0ddab477dabd50e87a121dced9bda07ad433ce9e5d86db8abba73199acef29b4e7c48276c2a2e207d195d4c1b7554587123bf0c22") 2018/04/10 13:50:45 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x5, @loopback={0x0, 0x1}}, 0x1c) [ 567.366966] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 567.395649] device bridge0 left promiscuous mode [ 567.427283] device bridge0 entered promiscuous mode 2018/04/10 13:50:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x4, 0x70, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x513b, 0x10, 0x0, 0x2}, &(0x7f0000000080)=0x18) r2 = syz_open_dev$admmidi(&(0x7f00000003c0)='/dev/admmidi#\x00', 0x100, 0x4000) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x1f, &(0x7f00000000c0)={r1, @in6={{0xa, 0x4e23, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0xfffffffffffffffe}}, 0x0, 0x200007}, &(0x7f0000000380)=0x518) socket$inet_smc(0x2b, 0x1, 0x0) r3 = socket$inet(0x2, 0x800, 0xfffffffffffffff7) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f00000001c0)={r1, @in6={{0xa, 0x4e21, 0x4, @local={0xfe, 0x80, [], 0xaa}, 0x5}}}, &(0x7f0000000280)=0x84) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r2, 0x54a3) r4 = syz_open_dev$vcsn(&(0x7f00000002c0)='/dev/vcs#\x00', 0x5, 0x80) ioctl$TIOCPKT(r4, 0x5420, &(0x7f0000000300)=0x1f) 2018/04/10 13:50:45 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 567.454856] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 567.474764] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:45 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c06) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) r1 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x7ff, 0x40000) setsockopt$packet_fanout_data(r1, 0x107, 0x16, &(0x7f00000000c0)={0x5, &(0x7f0000000080)=[{0x66a0, 0x7, 0x2, 0x3}, {0x1, 0x2, 0x7fffffff, 0x7d57}, {0x5, 0x200, 0x80000001, 0x89e}, {0x196, 0x8, 0x39, 0x3}, {0xa27, 0x8, 0x9, 0x7}]}, 0x10) [ 567.763584] audit: type=1326 audit(1523368245.723:8): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7570 comm="syz-executor1" exe="/root/syz-executor1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x455259 code=0x0 2018/04/10 13:50:46 executing program 4: get_mempolicy(&(0x7f0000000000), &(0x7f0000000080), 0xfff, &(0x7f0000ffd000/0x3000)=nil, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x192, 0x4) sendto$inet(r0, &(0x7f00000000c0), 0xd0, 0x0, &(0x7f0000ee9ff0)={0x2, 0x4e20}, 0x10) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) socket$inet_icmp(0x2, 0x2, 0x1) socket$inet_sctp(0x2, 0xe2ae84218361d5fc, 0x84) 2018/04/10 13:50:46 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\a \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x4, r1) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:46 executing program 1: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$binfmt_elf32(r0, &(0x7f0000000d00)=ANY=[@ANYBLOB="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"], 0x903) recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x0, &(0x7f0000000340)=@can={0x1d}, 0x80) ioctl$KVM_SET_TSC_KHZ(0xffffffffffffffff, 0xaea2, 0x0) r1 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r2 = memfd_create(&(0x7f00000000c0)="74086e750000000000000000008c00", 0x0) ioctl$KDSKBMETA(r2, 0x4b63, &(0x7f0000000180)=0x80) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/loop-control\x00', 0x0, 0x0) fremovexattr(r3, &(0x7f0000000100)=@known='security.evm\x00') ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) writev(0xffffffffffffffff, &(0x7f0000000b80), 0x0) sendfile(r1, r1, &(0x7f0000000080), 0x102000004) openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x40004, 0x0) dup2(r2, r1) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$netlink(0x10, 0x3, 0x4) r5 = memfd_create(&(0x7f0000000000)='\x00', 0x1) accept$packet(r5, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000080)=0x14) write(r4, &(0x7f0000994fd9)="2700000014001707030e0000120f0a0028171000f5fe0012ff000300078a151f75080039000500", 0x27) 2018/04/10 13:50:46 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:46 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x127a) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:46 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x2800000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:46 executing program 7: read(0xffffffffffffffff, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(0xffffffffffffffff, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(0xffffffffffffffff, 0x4040534e, &(0x7f00000001c0)={0xc1, @time}) r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x2, 0x0) ioctl$KVM_GET_PIT(r0, 0xc048ae65, &(0x7f0000000040)) write$sndseq(0xffffffffffffffff, &(0x7f0000000400)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @queue}], 0x30) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(0xffffffffffffffff, 0x40bc5311, &(0x7f0000000340)={0x0, 0x0, 'client1\x00', 0x0, "a769f9277fcaf8b8", "def3833dd4338eec5b7c1fcf7e2f35cd4ce966cdabd4ffde5bb0748be1a4a49d"}) openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x0, 0x0) [ 568.336873] audit: type=1326 audit(1523368246.296:9): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=7570 comm="syz-executor1" exe="/root/syz-executor1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x455259 code=0x0 2018/04/10 13:50:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x1) getsockopt$sock_buf(r0, 0x1, 0x3f, &(0x7f0000000100)=""/222, &(0x7f0000000200)=0xde) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x88000, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000080)) ioctl$KVM_GET_SUPPORTED_CPUID(r1, 0xc008ae05, &(0x7f00000000c0)=""/23) [ 568.412912] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 568.427250] device bridge0 left promiscuous mode [ 568.447856] device bridge0 entered promiscuous mode 2018/04/10 13:50:46 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x4, r1) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:46 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/enforce\x00', 0x20202, 0x0) fallocate(r0, 0x0, 0x4219e1, 0x80009) r1 = semget(0x1, 0x0, 0x80) semctl$GETPID(r1, 0x2, 0xb, &(0x7f0000000140)=""/229) pwritev(r0, &(0x7f0000000000)=[{&(0x7f00000000c0)='h', 0x1}], 0x1, 0x0) fallocate(r0, 0x3, 0x0, 0x4c02) [ 568.470124] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 568.524385] device bridge0 left promiscuous mode 2018/04/10 13:50:46 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) r1 = semget$private(0x0, 0x4, 0x450) syz_genetlink_get_family_id$fou(&(0x7f0000001040)='fou\x00') semctl$IPC_INFO(r1, 0x4, 0x3, &(0x7f0000000040)=""/4096) 2018/04/10 13:50:46 executing program 4: open(&(0x7f0000000000)='./bus\x00', 0x100000141842, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000b00)={0x7}) r0 = syz_open_dev$usbmon(&(0x7f0000000200)='/dev/usbmon#\x00', 0x0, 0x10580) mmap(&(0x7f0000008000/0x3000)=nil, 0x3000, 0x0, 0x35, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000fe8)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r2 = memfd_create(&(0x7f0000006fd0)='/dev/urandom\x00', 0x0) pwritev(r2, &(0x7f0000000000)=[{&(0x7f0000012000)}], 0x1, 0x0) perf_event_open(&(0x7f0000220000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(r1) wait4(0x0, 0x0, 0x0, &(0x7f0000781f70)) prctl$setendian(0x14, 0x1) setsockopt$netrom_NETROM_IDLE(0xffffffffffffffff, 0x103, 0x7, &(0x7f00000000c0)=0x2, 0x4) ioctl$TUNDETACHFILTER(0xffffffffffffffff, 0x401054d6, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(0xffffffffffffffff, 0x54a0) ioctl$TUNDETACHFILTER(0xffffffffffffffff, 0x401054d6, 0x0) syz_open_dev$admmidi(&(0x7f0000000240)='/dev/admmidi#\x00', 0x8, 0x0) userfaultfd(0x0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000013000/0x2000)=nil, 0x2000}, 0x2}) dup(0xffffffffffffffff) ioctl$LOOP_GET_STATUS(r0, 0x4c03, &(0x7f0000000140)) syz_mount_image$ntfs(&(0x7f0000000440)='ntfs\x00', &(0x7f0000000480)='./bus\x00', 0x0, 0x0, &(0x7f00000006c0), 0x1000, &(0x7f0000000740)=ANY=[]) r3 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x7, 0x11, r3, 0x0) ioctl$LOOP_SET_CAPACITY(r3, 0x4c07) 2018/04/10 13:50:46 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x40, 0x0) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f00000001c0)=0x2, 0xffffffffffffff7c) socket$unix(0x1, 0x0, 0x0) listen$netrom(r0, 0x7) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000280)) r1 = syz_open_dev$sndseq(&(0x7f0000dcc000)='/dev/snd/seq\x00', 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000080)={0x0, 0x0, 0x0, 'queue0\x00'}) socket$unix(0x1, 0x0, 0x0) 2018/04/10 13:50:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x200, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080)=0x8, 0x4) 2018/04/10 13:50:46 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"62726964676530000ec000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:46 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x100000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:46 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="1800000000000000000000000000000071100000000000000010bb0a000000009500060000000000"], &(0x7f0000000000)='GPL\x00', 0xfffffffffffffffc, 0x4d4, &(0x7f00001a7f05)=""/251}, 0x48) r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x3, 0x400000) ioctl$LOOP_SET_CAPACITY(r0, 0x4c07) geteuid() 2018/04/10 13:50:46 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:46 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x1265) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:46 executing program 1: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x8c000, 0x40) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000100)={0x15, 0xbb, &(0x7f0000000040)="9693bacd0700984fae9d55b83064d6c4fe3e6f8d71166e4d2b83bd721240ca0ee1127dcb43e84f6213bc74b753c1eab7c993803cd17f21f3f85a69dd6c43086f562c6f41d94982a2a69bf4b2d856b01beba5d02394cc48b4544e1bea56bfdd0ceabc2d2a71b13e9eed3c6459cdfe40db49602041704f2174bd8dbbd6b54b26d7e7a644276128929049e0cf18018bfa7aa5b9c0e1ddec90cc2eb7261ef4228b7c4f4f288ecc4651abd877afb7fa73d8dc93c5fc4d1370e7e6eba378"}) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000333f88)={0x2, 0x1, 0x0, 0xd, 0x8, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x4e20, @multicast1=0xe0000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x40}, 0x1}, 0x0) ioctl$KVM_GET_TSC_KHZ(r1, 0xaea3) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) write$evdev(r1, &(0x7f0000000180)=[{{0x0, 0x7530}, 0x0, 0x100000001, 0x4}, {{0x0, 0x2710}, 0x1, 0x36, 0x9}, {{r2, r3/1000+30000}, 0xfffffffffffffffa, 0xfffffffffffffffe, 0xfff}], 0x48) [ 568.964729] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 568.975667] device bridge0 entered promiscuous mode 2018/04/10 13:50:47 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x5, 0x0, 0x10000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x1000, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = dup3(r0, r1, 0x0) fstat(r2, &(0x7f0000000040)) clone(0x0, &(0x7f00000005c0), &(0x7f0000000640), &(0x7f0000000380), &(0x7f0000000540)) 2018/04/10 13:50:47 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000001000)=ANY=[@ANYBLOB="020a00000200000000000005000000e5"], 0x10}, 0x1}, 0x0) r1 = creat(&(0x7f0000004d00)='./file0\x00', 0x8) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000004d40)={0x7, 0x7fffffff}) set_tid_address(&(0x7f0000004d80)) sendmmsg(r0, &(0x7f0000004c00)=[{{0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000040)="138a7ba633f60ba2d96be5d62a1374fc26d40add592ed064db196214fcc051f0d5cf14143ded95b3bb7c837cae59eeace1e4605215fc5ab8e1be69dba7e8390b38edfecc3cc6c2bdfb5a9de89ad322d001758fd2a22b296f9887e9549d071d4186c537d5b37e94ec47064f9101fd6e1bcadebd102859cea3258aa3d41ee20677ea0819f76cd90cc841cb664ce58701f995a67e398edefbf768b73ccdfada65abf285f89cc3577487645e89638e7aae4192e35fa7013397cb33752e743589bc20cc10673bd834f47de38f08a16423e8554b0e7544", 0xd4}, {&(0x7f0000000140)="e00ce666afbfdc2d60224b702ab42d3c7be545089a949531ab4170eaebc4dad896a6b5672d", 0x25}, {&(0x7f0000001040)="a6d44a97383f8081bb872e68697733e47e01bfa9de7f466632c01a442ddfaea2f8ec11e540cd5f8dab8a40386f8ec9992b5d773a1f56b83db742a52b71280c362d12329b33c4955f326e6013170b38df5d74451997fe7a8c0fd2e6b7173b41a3ed389f79bd73453ea77a16d388a9a3369209d7e9d2d94fc26881d25aae9db4e30560737fee52513112b32cffa621f43f1c9309bbe5ce177c668a9401a9973cb17d5208b44a2c0f0825aacb64467b6290bae651cc41e5a9f86c9ec7a8aca6d44eba64f4a5aa9cefbfe2ee4775f1a744135a0073ccda40175c3662018d2dddeec36c238d36e41144175b48d5ebf148aa0c108f49fe6360a59af1a884ec7d283f362274e7a3b244610306e274280e4cc2e00733ac6ee19fdd9304da2e96e6d2a1ab1d713ea2071cff7c5ecd87995a82492aa3fcf07451b8254a58c843bb24a886fcfe92f14953f514f72a5edeade6c37e0bdf3f1bd2b80ab95e589b0f569704edc90f3188cf943e317197b2ab519cee655517e95e74839bcd730e0b552f369da5648883dfa7fde7163c581c3d4ede2a4c0ed2b14257e041684d8bcb94eb6881c8dd7927cbf7b9b20add3e2385ef9e92310fd44e547d431cce3b319542524d9a1969aefc6d17041699278d59e5cef73ea8d1bcd62fd363bac5488d8613d118c5c52619d2ea7ce6d1acf168fea3ccf47ac375c465b933b41ea0231353b18d28be428571bb82cff7ff23fc0e790ce275e1b7bae56406ca025a45949ad216e95782824c9d2800bdd61c77128882bebd9e8836c59372bd4c184bd7245d6bb4ed49195f778ac648609f05e562c53e0d4c56b93db7a74002db3517cfed8ed11446dac9a525e02ad75311398c75e6860479cecbe96ccbcedb664fdba56431b1f6d8314b905d4129ce9e41e32878fd4e43c4beff36d1c1ffbefefdb624cd7ffd47af77ea617920044c751c76a09abcecdeacf7a1602652be4063f5333e1ab025da9d2ae0351e4774c711f1885b75b54868cbfcf1d1ac7385e53ff053d902a960b3946bac21ad3130561d25b5ecd7fcba85b9f30d04e1ba228dd04afd4e127bfd004c63302c40c7cd190360c426c5cddeb8f7098a4efc6bc388c3b5a0f8909bd521b989492f721ed909b067f2192883e14707909b95dd4d11f4dafdee78ad74890feb9b8d4ca3e920a9a15d5d63326d3357a535f3266f06d4c4abc1449fd70a492a8a7495ef602b8fe4b51f971ad5d002fa22939da9ad598c98b8f2efcc9050141deb4b707606dd0971e2834e580331b94a505b7a75345a329e1f57672d8141410a686c45fb3463b34911f312ad4e2b5eab2e73f6f541b93bd7057fd6d4f836cc4275b1e46b7058da8ed5a227a5d5cc5c77778b90354d07a5e84aadbefb69810b779f68a2565930522ce3270790311ee6ae91bfb7baf35e7388365e8d0277a291a6ed3bbbea7d098619468255db8d3601ec9ede9540008f1b4a5d202e00585a0f31059222f4fdf9d8da8cda4ec885e980a319f8311bec484dac6d6b2c3aa7ae96b260cc55c2afaf388ddbacaadfe1ac175503655e021009a2545ebffd8076861fc07f647779982a88a3bbabe441ad50172ca06c2c4fd4c4325ae70f652cb5a8e6ec51a515ea46d55a4a6fd56a0154120ed2bb73813509799b56892e5a73b56fe6a6946abaf100faa2923d253dc9f2bf4e8d6021aafca375668e7e28c2003b1f3fa485f7181bd56b918fe83f0b4cbb7f3a4511409b51363e3341deb0478bd686c334a8c21cee7776d6442a2dd537f9b8c5cf369e9e731858ee512a994bd4102f6696257b2031dbf8abe9a4adff28bf63813d9d8e9ce23c3c49ea0f7ac0708cb2109e177e13b48774562d3ce57ba4b6a0c3da2df763ce6883df18cbe0b35071e69c150fc61ade4d1c9f6bd222570437613350a66dd1377cd13c08d8d8fbbd5bdfac64b934929fcadd23a5b423e6c34d553e17c909b374e55bb34c595ca375dc8372d1b6ea9b9f6dadcde2c1d9298daf96efee7dec3bf23757ca35485d4e1875de22fa6d48c0251e2a233cb4e6928ce1e8c68bdc889029f8d5bf4e5382c514d43bead902f5110b2832591bad154398d03e1a623823a1c67562044982d80b9c9ccf9c259181b7a12f40b016c42c094bbd8fd1139023385049a914f69c915b57783ac32d3c7b9ad3d7cba2ff443d469a006eda94091c7162eb16d0b1687b82f85e8ca6f6ee82f90c3a17cb1f8c371f953de82a872aa8b461bc2d5da1dafae1e526c1186242cf4dbcfebbb0c23fd271e46e58942ed4c7800e3dc1a4d5ca6025cfa7c808218b62584e4003eb828a2eb488f35ccc4b434f74922ee62880c5e3233e1e5d8644a9ebfeb06ebd363f26a724295e5d268ccae80587e8bb5a3b4dee14d03b45494fbbd3afeaa26fe5a5e1f23d30c58d34265fcb4bd02ec07e81fcb167091301a945f05301285481787bf938c47265ec688a452f45e5cf5a8d402b1342f840b72b6b084e0de79cd0ad731fecda60afaba2589913b7c11bca9739451ea0bebaa336657d4a15394beb3b521bd95b4d16c7c8234fe7783d483e592028073d82ba4013608b223747cd7ca6b9f074c73d7799d2b73789d3304b6e58a9d0d3c2f61c001dd34a46962bd7927287cfb032db9deb904e01e1436615ed0cda5c8ba78113d5eebaaaf4f85b07e9aa4983c988e4332805a5b02844958a8aedfbfd4a9f403b04fbe3ca5703fc07841464664188d9dee138b43c0dba66334dd60120daf8960ffa723652e4c753a487262c5da5f24b326f95efbd8c0a2cbcde77be7eddb0980f72f1ed5af26b16ae516633a4e275b55e5118724fa3c8e68408ced2d79dada1f6d8be1e75e1ceb3939d3d4e1a54a0f18f30a6a8584441453f6605f5d06d054f3ed2a510a15938d5eb3f074b20d7ab82a7802f12ed0e740d0e0a398fd5e0ee308901a0ca1960f2a170a25a07366c9f0dc1d4a24b832ce8adaad2c52891fb10630d14be6339ef2b0271fb841cd6d91f7f85ee14adf68297dfd4ec880e192a07ab166019cdc99bb41a31b7ec5017a325a7f0ee69f7d61c57e372d79a13c405c1e770d91ff428a9357eac55a97a321ce0dc28658b258b7eb8bf2a6426ef5f4826ae9bf6447b8489c9b921e31016d492bf67efa42946fdd3f30414495df08c827499133a90215116da4b2fa86102ed3265a3f5dcbd343dce8499fdd7d12c16c8209312e595c25e4d5336a4bb48f579fcc60cfe1d6488067a69b66eedd88b3d2e24dc36d87f617b072ee3b4250ce7e80d9dcadd72f805dcec2a66966ac003fc87e1be8350c61f66ef37c98f878633c89953531cf18ce6f95e46c1fcfde3851b7865e0c5ec3fab999114847d5745e5156b5cc00eb06c5876f0b047cc0835ca3a7698d923bc5492f70cbbe2cb103ea4e774771e72de8469b442d9fd588bd814585526dfe7034ef5190e63245f18908a878b4339804391577dfbda80ec04fe7a4ef512fcdd4539d66c22a98f529cecf5a09223c39a2c44455cc7f0dfa62dbd6ca17b13d33cdd5f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0x1000}, {&(0x7f0000000180)="b4d58386d17aa96a72b5de96800afe614b598c910aabd50035834788572162b615183a87adee9a4bc289fba859de0618ed00e01dfd20f58adaa40085881d82518bcb5b1289", 0x45}, {&(0x7f0000000200)="af9a20e0e723164704eacd6d58439caf5d0b909370d92365", 0x18}, {&(0x7f0000000280)="0bc580353fb35aa0944a425ee60f0ca4ebf82a3cfe452cfa1bb225010b8013c40d3ab724dfea14abf98aa6d046cb55db4f40b868472c28f61fcdff451a0de2bf0a2b4f9c26c850ae02eb303b57cdc3abdb5ef00626be096076fd430484d88b3fc9d930f7a9e947c2af46901cb0b2d8ac", 0x70}], 0x6, &(0x7f0000000380)=[{0xe0, 0x0, 0x200, "195fd4576b5ca882ef4f8b4d8ce8c3c7c31fa4d2ac9d842faef4427eccd0901dda4af2bec56fb6c1f53643c036b0da58da1860c2bf4fca0148a8dea458802aebddd6b4b2408ccf52c6e7fc8383c4ec477717f9018e8282020adc0c9d3735eac410c1181298b92cf5afb1446a39065ea132f7b388b5d7a1c91ce5007da20dc7d74f9efdd45db7b31a8db1df8d7c8ceb18eb277d6a4248bdbddc5c76ad2fb35092722b2c0627bcc813dc5c2e505cc311d8bbb98e4c03186d91814ee147ea7affcd22f20c414711287e5d44809f"}, {0x38, 0x10f, 0x66, "5d4e38cf8b3424656dc31ee15bc2a27687a96c7dc86e5cf3bc59d6aa02c8ff0a73bba0d0"}], 0x118, 0x51}, 0x1ff}, {{&(0x7f00000004c0)=@pptp={0x18, 0x2, {0x2, @loopback=0x7f000001}}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000540)="11e9e77b663a7505e6c3b7a9e8cb71e6", 0x10}, {&(0x7f0000000580)="348a567cbf12acd3f46878219aab823cd43c6463f6e3ae66aae07905f8ebb862801906465e7f6c52be477b4b313802e6e8bebb63622e6f27277f7827d6a31420368b5853e4cddd3cf4860b054482208a0ab18789357f06ee66b5e7e7cd360f86514b348f9bde132317c5389af889656862891ac3342715d3ad4dcf0040b8f1f03657089ee67155889256aa5f2c0d2424dcbe9db7012ed5e5e0942a4685ea5f8cb586411b6ec22f0d9047d10dbf799a8bae", 0xb1}, {&(0x7f0000000640)="69d4130fe7aa777b7ed99c46b759d7b7efcd19cd930b757a6709d986ffa0bbb4a4872fee706874d01ee3e5baeddff48866995bf4d020cf9f1eb21d03da4b91b40788e17a8406bce8bfbc8460ad0fafcb143c6035221a846d93a7d0d7ced7f294b6f3bc55b058cdf3b8ea74db79e5bd8426133c74cb175cb926420d4970c309bb97cf8bedb31ed7a74fa39d95aa69d80d47b1ef1732eeea9e1df98240984fe47f9bd1b09e6e5acfd0fec40af1d74b00e8cb4a6b2fe04740ce47a98d86da889af31334f35f3e0ef49cec4d381635ba29701746b8ec011b2565c901ce3b", 0xdc}, {&(0x7f0000000740)="4034143c1ea63f4da218c371c5c7511a8c70e2213a353486138cdecf3bc10156d16c429911cff7e4dfe6cee11d314ea53c88bcf7509ffa00959ff8e91be4037435342d9cfccd1e257da0a76e31964f127d18e2f4e4f3ff49232e5e6be7fe277f61426aad84d5f49e42c1ab5ff92f2b59a9d534a695678ddc1489c0843e9d840a5ee89aa071859a8fdea34eef6a724d56805e127e6219496cb1a39ebab373e5eda05e5474141677155abf9671b411adfcd372cf120e779bba1e890060b4867c25cf12824c97b3cedcd7b60f03c1337523a6613fad7d8492d6d2f06ba94647c613af63deaff9d2dac1c046c73362f007f48ee052", 0xf3}], 0x4, &(0x7f0000002040)=[{0x1010, 0x103, 0x6, 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"46e30b6cb54a3254582b832c1ebd65fd47e0e57d3c0c8c981475655082e44a3f0da75cd58ce113339b1fea656ed34159689c5e72d5d4004ae6c8549df3000fec095eb7357f7a056ceda52c4c0bf0e931738c282f71883cef0a511656d2860c0741e4fbb35822652eef62b06b82c3c0ef2b1070d592696f6cb7ecd60ac9f7815f0cddcb005507794c0a3a80b434da25fa27f276ec241a88d0659fe582c65f9e34fdf3d2018a613fbe1b7ca72ead235cc3b69c1342bee31d8f1494a86b65709010f12fd42f3ecba3265c1028179de06e198fde9987005e928c25bfa8df8edd6ba6e74b7dc2a963e91516e07889ab3b66dda6133a1f6a6b4c362d"}], 0x5b8, 0x84}, 0x80}, {{&(0x7f0000004740)=@rc={0x1f, {0x4a, 0xff, 0x0, 0xfffffffffffffff8, 0xffffffffffff7fff, 0xfa2}, 0x1}, 0x80, &(0x7f0000000fc0)=[{&(0x7f00000047c0)="5fa66db3b37f4c86c2a446ef0ada206fd17128d5c90b19bfa6154416f2ef88293c66dc470cd356db8474b17ac17f49c32ed594e5fc4aaea39e3f170bd90c77af16b2798f013e04d298da37c51e4d8452a5b2f35c0806f7df849270c965adb0908d1d44adfb7e24966f5ae555e5d3128e9ee5133e4cf0102ebfc1337e62668de09531530e9fdca7281bdcd2e4be76e73fb4219b2c", 0x94}, {&(0x7f0000004880)="d9da981ed5b1919c0301335cc25eacb822432ea5b54c81352989728fa204a36f71d58bd2ed20aa76bf0d5c7f57a32e91206ec46e15674815984083d9d35e8b90199086a310e859dc71ecf92f74cac3f6f1034ea3204b078467b848a46d3be44d6ea391a93e05367da13cf44f6788aeca6f0e0effff85e089130e", 0x7a}], 0x2, &(0x7f0000004900)=ANY=[@ANYBLOB="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"], 0x2e8, 0xc000}, 0xeff}], 0x4, 0xc040) 2018/04/10 13:50:47 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x0, 0x0, 0x4e22}, 0xfd38) setsockopt$sock_int(r0, 0x1, 0x26, &(0x7f0000000040)=0x6, 0x4) socket$unix(0x1, 0x4, 0x0) 2018/04/10 13:50:47 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 569.016887] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 569.082832] device bridge0 left promiscuous mode [ 569.132177] device bridge0 entered promiscuous mode 2018/04/10 13:50:47 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0xf877da1c00000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:47 executing program 2: r0 = syz_open_dev$mouse(&(0x7f0000000240)='/dev/input/mouse#\x00', 0xfffffffffffffe00, 0x20000) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r0, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0001082eb505fbdbdf0000000800060000800000"], 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x40001) r2 = openat(r0, &(0x7f0000000400)='./file0\x00', 0x50800, 0x10) sendto$unix(r2, &(0x7f0000000440)="535805c4fe066af6bbc54e56f5f660a64324f1bde67ffc9e3f71545c5eb7bb33d6328e87de54942e16cca1f67c8797cc2de3d72235d5a0bfe7fba60b3fb82ebb044c7b0240", 0x45, 0x4004000, &(0x7f00000004c0)=@file={0x1, './file0\x00'}, 0x6e) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000200)=0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ef, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x3}, r3, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$unix(0x1, 0x2, 0x0) fcntl$setown(r4, 0x8, r3) bind$unix(r4, &(0x7f000000f000)=@abs={0x1}, 0x8) r5 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0xffffffffffffffff, 0x10000) socket$unix(0x1, 0x5, 0x0) name_to_handle_at(r5, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="a1000000140000009147adf09929d19a0cad50b24d4a3ef533f3e7b536ff06667aa6648f3ac34d5dbfb78f771e0f14b6debd744cb76de48567dbb46f0e9c23849e1431fc7f00ae90ba0bb91f75c69f8e18c9e24fbdfa3cb8eae1700c8acb185be852641c15802847138f383d8e058c35f76cce68d6b705a9382dae79366c8dab116de94f6068c25b47392ebdb6a809100e6d16c34cad7a02d4dc5301a51f8d62"], &(0x7f0000000180), 0x1000) r6 = getpgrp(0xffffffffffffffff) setsockopt$netlink_NETLINK_RX_RING(r5, 0x10e, 0x6, &(0x7f00000003c0)={0x3, 0xfffffffffffffff9, 0x10001, 0x400000000000}, 0x10) sched_getaffinity(r6, 0x8, &(0x7f00000001c0)) 2018/04/10 13:50:47 executing program 7: pkey_alloc(0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pkey_alloc(0x0, 0x0) prctl$setfpexc(0xc, 0x100001) [ 569.173824] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 569.211243] device bridge0 left promiscuous mode [ 569.270634] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:47 executing program 7: r0 = socket(0x1e, 0x2, 0x0) bind(r0, &(0x7f0000000000)=@pppoe={0x18, 0x0, {0x2, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 'eql\x00'}}, 0x80) 2018/04/10 13:50:47 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00` \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:47 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:47 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000040)) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:47 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fe4000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TCSETSF(r0, 0x5404, &(0x7f00006dd000)) ioctl$TCXONC(r0, 0x540a, 0x4000002) prctl$seccomp(0x16, 0x0, &(0x7f0000000280)={0x0, &(0x7f0000000240)}) ioctl$TCSETA(r0, 0x5402, &(0x7f0000fd8000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) readv(r1, &(0x7f00000001c0), 0x253) 2018/04/10 13:50:47 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000001ff0)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) syz_emit_ethernet(0x2a, &(0x7f0000000080)=ANY=[@ANYBLOB="d95fede92fbf61aaaaaa000008004500001c00004e450008907800000000000000000400000000000000575348dc58aa2d77da57ef509ff484cf6560f02bb220cb6888aed0d722fadc46fc502c7295826d3156ce9daa816f104afab1597f5620fa5172cb0a2c371d46"], 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0x8d, 0x2, 0x1ff}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000200), &(0x7f0000000240)=0x4) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000140)={r1, @in={{0x2, 0x4e24, @rand_addr=0x80000001}}}, 0x84) [ 569.450178] device bridge0 entered promiscuous mode [ 569.489589] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 569.548758] device bridge0 left promiscuous mode [ 569.586988] device bridge0 entered promiscuous mode [ 569.599745] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 569.611651] device bridge0 left promiscuous mode 2018/04/10 13:50:48 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8004, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:48 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x1268) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:48 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) select(0x40, &(0x7f0000000040)={0x4, 0xdf, 0x2c, 0x6, 0x6, 0xfffffffffffffffc, 0xa6f, 0xdcab}, &(0x7f0000000080)={0x1, 0x81, 0x200, 0x1f, 0x1, 0x3, 0x7, 0x9}, &(0x7f00000000c0)={0x81, 0x0, 0x9, 0x81, 0x1, 0x443, 0x100000001, 0x5}, &(0x7f0000000100)={0x77359400}) 2018/04/10 13:50:48 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) write(r2, &(0x7f00000001c0)="e7475ccf816001e6e2589a9aedcb758d1cede26f8bfe8a712319f1dc0921cab736551c7c6ac67220e8a62e4c03eca97ec6455f60b161eb00ed5c271adf449a93702b94e9eebb49c8b2644a9bc7d440041e4f1401f46b26e614937442bd57336c5685765334d8d2923b9465a5aabb52a3cb75b1b4609b02b3af4ceb83c8fa76d3732600e31a55396af0a632c6366e322f907c931f5f473d922e743c09f8d4bb13a07c9341f64cc42f459b039d9b55443c8367d601c5ea9d948522fd0b18e536731dfeda08e772947131c3313b49d63a5547133c86e9bc87df297a", 0xda) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text64={0x40, &(0x7f0000000040)="b9b4030000b8a53763e0ba95e528020f3066bad104ecc4e17c5bb2a94d49380fc76cd81b66450f204666baf80cb8905b418aef66bafc0cb800580000ef0f20d835200000000f22d80f01ca660f38806559b805000000b93cfa5cf10f01c1", 0x5e}], 0x1, 0x0, &(0x7f0000000100), 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000180)={0x1, 0x0, [{0xc0010141}]}) 2018/04/10 13:50:48 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:48 executing program 1: capset(&(0x7f0000000000)={0x19980330}, &(0x7f0000000040)) r0 = gettid() r1 = fcntl$getown(0xffffffffffffff9c, 0x9) rt_tgsigqueueinfo(r0, r1, 0xd, &(0x7f0000000080)={0x1b, 0x8, 0x9, 0x100}) socket$inet_icmp_raw(0x2, 0x3, 0x1) 2018/04/10 13:50:48 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x3, 0x8000) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x8, 0xfffffffffffffffc, 0x4, 0x40000000, 0x8, 0x9, 0x6, 0x3, 0x101, 0x8000}) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) dup3(r0, r0, 0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r0, 0xc0bc5310, &(0x7f0000000280)) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000000c0)={0x0, 0x0, 0xfffffffffffffffd, 'queue1\x00'}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/10 13:50:48 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000052000"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 570.306719] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 570.324457] device bridge0 entered promiscuous mode [ 570.345240] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 570.366273] device bridge0 left promiscuous mode 2018/04/10 13:50:48 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 570.403764] device bridge0 entered promiscuous mode 2018/04/10 13:50:48 executing program 2: socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000180)={0xffffffffffffffff}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) getsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000100), &(0x7f0000000140)=0x8) r2 = socket$unix(0x1, 0x2, 0x0) ioctl$GIO_FONTX(r0, 0x4b6b, &(0x7f00000001c0)=""/4) bind$unix(r2, &(0x7f000000f000)=@file={0x1, './file0\x00'}, 0x6e) r3 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x0, 0x101000) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/10 13:50:48 executing program 7: r0 = socket(0x11, 0x4000000000080002, 0x0) sendmmsg(r0, &(0x7f0000000100)=[{{&(0x7f0000000040)=@l2={0x1f, 0x5865}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000040)=@nfc={0x27, 0x9}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000180)="314b9a1ea0a6169d6e1fce90d5ac", 0xe}], 0x1, &(0x7f0000002a00)}}], 0x2, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000240)='/dev/vcsa#\x00', 0x2f0, 0x80) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f00000001c0)={0x4, {0x2, 0x4e20, @rand_addr}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1a}}, 0x0, 0x1, 0x7fff, 0x407, 0x7, &(0x7f0000000000), 0x100000001, 0x4, 0x6b6f6ccc}) [ 570.430780] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 570.463208] device bridge0 left promiscuous mode 2018/04/10 13:50:48 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x1cda77f8, @loopback={0x0, 0x1}}, 0x1c) [ 570.633752] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:49 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={"6272696467653000001f00"}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:49 executing program 2: r0 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0xa, &(0x7f0000000140), &(0x7f0000000180)=0x4) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x6}, &(0x7f0000000080)=0xfffffffffffffecb) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r1, 0x84, 0x19, &(0x7f00000000c0)={r2, 0x20}, 0x8) r3 = socket$unix(0x1, 0x2, 0x0) connect$unix(r3, &(0x7f00000001c0)=@abs={0x1, 0x0, 0x4e23}, 0x6e) bind$unix(r3, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:49 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc\x00', 0x840, 0x0) sendmsg$key(r0, &(0x7f0000cd0000)={0x80ffffff, 0x1700000000000000, &(0x7f00008feff0)={&(0x7f0000000100)=ANY=[@ANYRES64=r0, @ANYRES64=r0, @ANYRES32=r1], 0x14}, 0x1}, 0x20000) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r1, 0x29, 0xd3, &(0x7f0000000000)={{0xa, 0x4e23, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x3d46}, {0xa, 0x4e20, 0x10001, @loopback={0x0, 0x1}, 0x5f3}, 0x6, [0x8, 0xda0, 0x7, 0x5, 0xfcc, 0x6, 0x2, 0xf5d7]}, 0x5c) fallocate(r0, 0x2, 0x1, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000000c0)={0x0, r1, 0x0, 0x2}, 0x14) 2018/04/10 13:50:49 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:49 executing program 1: fstat(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(r0, r1) r2 = socket$inet6(0xa, 0x80803, 0x3d) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000003c0)={{{@in6, @in6=@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0xffffffffffffffff}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@loopback={0x0, 0x1}, 0x0, 0x2b}, 0x0, @in=@remote={0xac, 0x14, 0x14, 0xbb}}}, 0xe8) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x4e23}, 0x1c) 2018/04/10 13:50:49 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x1278) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:49 executing program 4: r0 = getpid() r1 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x80000) ioctl$KVM_PPC_ALLOCATE_HTAB(r1, 0xc004aea7, &(0x7f00000001c0)=0x4) r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1000000e2, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x10001, 0xfffffffffffffffd, 0x0, 0x0, 0x5, 0x0, 0x8000000000000, 0x0, 0x0, 0x1, 0x7f, 0x0, 0x0, 0x0, 0x298d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x80000001}, r0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setown(r2, 0x8, r0) r3 = syz_open_dev$sndseq(&(0x7f0000ff0ff3)='/dev/snd/seq\x00', 0x0, 0x0) read(r3, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r3, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "0a4ceaa05d9a00000000000000039b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42f376589701a4", 0xa9824f69d1376637, 0x10800a}) r4 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x40000, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, &(0x7f0000000240)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000280)={'vcan0\x00', r5}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r3, 0x4040534e, &(0x7f000019ffe9)={0xc1}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) move_pages(r0, 0x5, &(0x7f00000000c0)=[&(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ff9000/0x7000)=nil, &(0x7f0000ffa000/0x3000)=nil, &(0x7f0000ffb000/0x2000)=nil], &(0x7f0000000100)=[0xffff, 0x5, 0x20, 0x8], &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x4) 2018/04/10 13:50:49 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x4002000000000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:49 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 571.380423] device bridge0 entered promiscuous mode [ 571.382298] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 571.409818] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:49 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f0000000380)=ANY=[@ANYPTR=&(0x7f00000001c0)=ANY=[@ANYPTR=&(0x7f0000000000)=ANY=[@ANYBLOB="1d6b360159fa"]]], &(0x7f0000000340)=0x1) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r3, 0x10e, 0x5, &(0x7f0000000080)=0x3, 0x4) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000de9000)=[@text32={0x20, &(0x7f0000f59fc6)="0fc75fedc4c3c968fb6c0f9cfbb9040100c00f3266b842008ee80f230064672ec015dec4e245bea5d41e6082f9440f20c03506000000440f22c0", 0x3a}], 0x1, 0x4a, &(0x7f0000000080), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 571.448289] device bridge0 left promiscuous mode [ 571.481403] device bridge0 entered promiscuous mode 2018/04/10 13:50:49 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$minix(&(0x7f0000000040)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x8001, 0x5, &(0x7f0000001280)=[{&(0x7f00000000c0)="c75b5dea67ba8ccce37cb6ad7ea5d0c0d1dd521a88aacf0ade7007b9f9df9566e7ddd67d5b86a1453605d6d99f9ce328fdd3a2bb1c358fff4dd456366043abcb8d38c76348a2b3897e2710335fbea55da2ffebe4d085ae57563562cf11e9b791e6933dafbf50", 0x66, 0x5b53}, {&(0x7f0000000140)="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", 0x1000, 0x5}, {&(0x7f0000001140)="697cce9f498a219c640f0ffeebb909b8251248befeaedcc83e5f5ac932abaa757ecc26637273d16a3a302f032bfe441c4448e27a", 0x34, 0x9}, {&(0x7f0000001180)="4599ad7136d1cb76a8f7cb9806056fdbc81c7ebf6fd19ff19d88122322ee4e773b2b2edbf664cccdf2a1efec717056c4feaee530ac6c27bd10a6c469e0f6cc0eb86e451f2e6ebec6dcc609699e28182d742634985121d3ef3e6fe31ca67168a756e143e3697dbe13379ef0088ecc266e758c93b47027feb746c35f97fb48d01ec8a95625189b729b795384c87e72dfedd77fd86309089774b5500214c59fe1d0bd", 0xa1, 0x3}, {&(0x7f0000001240)="989471c143baf3f1576445e8270104bb7160d4abb2f0308087fdae8bf99f85df53ef419eab93b1dd1819fa25b748c0890bfaad5456fea05140e23a913c", 0x3d, 0x6}], 0x80, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) open$dir(&(0x7f0000001300)='./file0\x00', 0x20000, 0x140) ioctl$KDDISABIO(r0, 0x4b37) bind$unix(r1, &(0x7f000000f000)=@abs={0x1}, 0x8) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000001340)={r1}) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000001380)={0x0, 0x7}, &(0x7f00000013c0)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000001400)={r3, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, [0xda, 0x4, 0x2, 0x460, 0x4, 0x306, 0x9, 0x2, 0x100000001, 0xc4, 0x101, 0x3f, 0x40, 0x2, 0x9]}, &(0x7f0000001500)=0x100) r4 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001540)='/dev/autofs\x00', 0x200000, 0x0) accept4$packet(r2, &(0x7f0000001680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000016c0)=0x14, 0x80000) ioctl$TUNSETIFINDEX(r4, 0x400454da, &(0x7f0000001700)=r5) [ 571.501735] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:49 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x18020000, @loopback={0x0, 0x1}}, 0x1c) [ 571.549958] device bridge0 left promiscuous mode 2018/04/10 13:50:49 executing program 2: r0 = getpgrp(0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x3, 0x2) ioctl$sock_inet6_tcp_SIOCATMARK(r1, 0x8905, &(0x7f0000000100)) r2 = syz_open_procfs(r0, &(0x7f00000000c0)="6e24f782a666636f6d6d00") ioctl$TUNGETFEATURES(r2, 0x800454cf, &(0x7f0000000080)) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$ASHMEM_SET_SIZE(r2, 0x40087703, 0x101) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f0000000140)=@abs={0x0, 0x0, 0x4e21}, 0xfffffffffffffdca) fcntl$getown(r2, 0x9) epoll_create1(0x80000) sendfile(r4, r3, 0x0, 0x2) 2018/04/10 13:50:49 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 571.638894] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:49 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00$\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:49 executing program 7: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0xe2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(0xffffffffffffffff, 0xae44, 0x0) r0 = socket(0x1e, 0x4, 0x0) r1 = socket(0x1e, 0x4, 0x0) ioctl$KDGKBENT(0xffffffffffffffff, 0x4b46, &(0x7f0000000140)={0x2, 0x0, 0x1}) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1}, 0x10) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f00000000c0)=@req3={0x100, 0xfff, 0x7, 0x8, 0xa377, 0x4, 0x800}, 0x1c) clock_gettime(0x0, &(0x7f0000000080)) sendmmsg(r1, &(0x7f0000000a40), 0x3d86ece6cc649f6, 0x0) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'gretap0\x00', 0x3ff}) fstatfs(0xffffffffffffffff, &(0x7f0000000240)=""/216) fgetxattr(0xffffffffffffffff, &(0x7f0000000500)=ANY=[], &(0x7f00000005c0)=""/112, 0x70) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) 2018/04/10 13:50:49 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x28200) ioctl$VHOST_GET_FEATURES(r1, 0x8008af00, &(0x7f0000000080)) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 571.785455] device bridge0 entered promiscuous mode 2018/04/10 13:50:49 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c02) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) [ 571.816676] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 571.854183] device bridge0 left promiscuous mode [ 571.914293] device bridge0 entered promiscuous mode [ 571.926394] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 571.958191] device bridge0 left promiscuous mode 2018/04/10 13:50:50 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x54000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:50 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:50 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rtc\x00', 0x40, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f00000002c0)=0x7, 0x4) connect$pptp(r1, &(0x7f0000000300)={0x18, 0x2, {0x3, @rand_addr=0x3ff}}, 0x1e) ioctl$DRM_IOCTL_SET_MASTER(r1, 0x641e) sendmsg$nl_generic(r0, &(0x7f0000000040)={&(0x7f0000000280)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="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"], 0x20}, 0x1}, 0x0) ioctl$KDGKBSENT(r1, 0x4b48, &(0x7f0000000340)={0x8, 0x0, 0x74}) 2018/04/10 13:50:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000000040)=@abs={0x1, 0x0, 0x4e24}, 0x6e) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:50 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00%\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:50 executing program 4: r0 = msgget$private(0x0, 0x0) msgsnd(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="01000000000000000b44a9abe30a07c3e5720500bc059c02be53ea4f2c3c6f3e07c7bf71dea4bc01f1c3f8953b2c88511504c45cde03bc0857d688f258799e031461dc16f1c68691100e616ebba43f01fde70d726e1f9e09bef0b09082dc8844d6930ffe98a2e49a698cd66261e23233125f66e43ab38c8b09006c62fc2acb106dd41ad3"], 0x72, 0x800) msgrcv(r0, &(0x7f0000000140)={0x0, ""/67}, 0x4b, 0x3, 0x0) msgrcv(r0, &(0x7f0000000500)={0x0, ""/39}, 0x1a3, 0x3, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_dev$sndmidi(&(0x7f00000001c0)='/dev/snd/midiC#D#\x00', 0x7f, 0x8102) getdents64(r2, &(0x7f0000000200)=""/204, 0xcc) fcntl$setlease(r1, 0x400, 0x1) msgsnd(r0, &(0x7f0000000040)={0x3}, 0x8, 0x0) 2018/04/10 13:50:50 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000140)={0x2, &(0x7f0000000100)=[{0x80}, {0x6}]}, 0x10) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f00000003c0)={0x0}, &(0x7f0000000400)=0xc) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000440)=0x0) tgkill(0x0, 0x0, 0x0) r3 = accept4$ax25(0xffffffffffffff9c, &(0x7f00000004c0), &(0x7f00000005c0)=0x602, 0x800) r4 = fcntl$getown(r3, 0x9) r5 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") fcntl$setlease(r0, 0x400, 0x2) getpeername(r3, &(0x7f0000002940)=@can={0x0, 0x0}, &(0x7f00000029c0)=0x80) connect$packet(r5, &(0x7f0000002a00)={0x11, 0x7, r6, 0x1, 0x4, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x14) fstat(0xffffffffffffffff, &(0x7f0000000040)) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x6}, r2, 0x0, 0xffffffffffffffff, 0x0) r7 = syz_open_dev$dspn(&(0x7f0000000540)='/dev/dsp#\x00', 0x1, 0x2) ioctl$int_in(r7, 0x800000c004500a, &(0x7f0000000640)) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(0xffffffffffffffff, 0x84, 0x15, &(0x7f0000000040), 0x1) write$selinux_access(r7, &(0x7f00000009c0)=ANY=[], 0xffffffffffffffea) close(r7) syncfs(0xffffffffffffffff) rt_tgsigqueueinfo(r4, r1, 0x2a, &(0x7f0000000500)={0x16, 0x9, 0x2c7, 0x6}) semctl$IPC_STAT(0x0, 0x0, 0x2, &(0x7f0000000280)=""/198) r8 = syz_open_procfs(r1, &(0x7f0000000300)='sched\x00') fsetxattr(r5, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000180)="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", 0x137, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, &(0x7f0000000600)={0x1f, 0x100000001, 0x5, 0x6, 0x4, 0x3da, 0x0, 0xfffffffc, 0x0}, &(0x7f00000007c0)=0x20) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000000800)={0x7fff, 0xa, 0xf33, 0xe51c, r9}, 0x10) fremovexattr(r5, &(0x7f0000000000)=@known='user.syz\x00') ioctl$VHOST_SET_VRING_ADDR(r8, 0x4028af11, &(0x7f0000000480)={0x0, 0x1, &(0x7f0000000840)=""/247, &(0x7f0000000680)=""/150, &(0x7f0000000380)=""/9, 0x5000}) ioctl$DRM_IOCTL_GET_CAP(r5, 0xc010640c, &(0x7f0000000340)={0x9}) connect(r3, &(0x7f0000000740)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_hmac_sha512\x00'}, 0x80) syz_genetlink_get_family_id$ipvs(&(0x7f0000000ac0)='IPVS\x00') 2018/04/10 13:50:50 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x80081270) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) r1 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x2) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000080)={0x70ef, 0xff, 0x10000, 0x5, 0x5}, 0x14) getsockname$netlink(r1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) [ 572.305097] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 572.307376] device bridge0 entered promiscuous mode 2018/04/10 13:50:50 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 572.370377] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 572.397598] device bridge0 left promiscuous mode 2018/04/10 13:50:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) mlock(&(0x7f0000ffd000/0x3000)=nil, 0x3000) [ 572.429203] device bridge0 entered promiscuous mode [ 572.446335] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 572.495999] device bridge0 left promiscuous mode 2018/04/10 13:50:50 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x6, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:50 executing program 7: r0 = fcntl$getown(0xffffffffffffffff, 0x9) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, r0, 0x0, 0xffffffffffffffff, 0x10000000000) r1 = semget(0x1, 0x2, 0x304) semctl$SEM_STAT(r1, 0x3, 0x12, &(0x7f0000000180)=""/222) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f00000003c0)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000140)=@getae={0x40, 0x1f, 0x421, 0x0, 0x0, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}}, @in6=@mcast2={0xff, 0x2, [], 0x1}}}, 0x40}, 0x1}, 0x0) 2018/04/10 13:50:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x0, 0x501000) ioctl$DRM_IOCTL_GEM_OPEN(r1, 0xc010640b, &(0x7f0000000140)={0x0, 0x0, 0xfffffffffffffffb}) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffff9c, 0xc008640a, &(0x7f0000000100)={r2}) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f00000000c0)={r3}) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 572.601682] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 572.737756] Started in network mode [ 572.741611] Own node identity 20000e0, cluster identity 4711 [ 572.747459] 32-bit node address hash set to 20000e0 2018/04/10 13:50:51 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:51 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00@\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:51 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) sendto(r0, &(0x7f0000000040)="c08047e4254b464f935bb2f7dd9694960886930e4c87e3a570a74a41dd548f6b6dd6f07bb2a32e1859bdcb0d7ff8fb5a1d83dad4b37b60a354a7a17c952cc7651f16ff6c08a6bf221747f87796", 0x4d, 0x40, &(0x7f00000000c0)=@nfc={0x27, 0x0, 0x4, 0x7}, 0x80) 2018/04/10 13:50:51 executing program 7: r0 = socket$inet6(0xa, 0x5, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000380)={0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00000003c0)=0x1c) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000400)={r1, 0x6, 0xe3, "465384ca034a429117a0f560ade8fdafe91b64f8ec42adf416514080efe307571f7a1d7d36b5d459215ed225e37c39c0d2659e54fb0419dd66b2f380609d7b58783537ee6751014476927221692872895c571f0f6dc8efa67e911464feb7463083fc9c92be8a39768e35768d472296581577c0da04f593ef5ebed818820f1482623d1d40ded5efd3fe5c3b454912e455714d5d8e82be339f2bc415b498e3cbcf1a04608baf06495ba730a4af8c36de7df6c976674df6174e9068ddbf005892dcd36f7d4548201617ae4af79f1bee44fe3943d672d9717360cf7fb1c0e8f0cd9c0259bc"}, 0xeb) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x1a, &(0x7f0000000040)=@raw={'raw\x00', 0x9, 0x3, 0x298, 0x0, 0xffffffff, 0xffffffff, 0xf0, 0xffffffff, 0x1c8, 0xffffffff, 0xffffffff, 0x1c8, 0xffffffff, 0x3, &(0x7f0000000000), {[{{@ipv6={@local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, [], [], 'teql0\x00', 'ifb0\x00'}, 0x0, 0xa8, 0xf0}, @unspec=@CT0={0x48, 'CT\x00'}}, {{@uncond, 0x0, 0xa8, 0xd8}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00', 0x1}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x2f8) bind$inet6(r0, &(0x7f0000000800)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}, 0x1c) 2018/04/10 13:50:51 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="00000000e8ffffff001f899b66df070072e4a288d61c2759751de0920f639d4fc3c87d983557c195da413e6713a95722f4ec0c3633624eb47ee7064c2d7f02f51c8cf23f790e3ecf7280a387684b9324a1e21f00fc2914d5a4232a51083f31c62ff46f8966a6fc0372f9091359e8118db5a0d90316f46cf0dc55182461b5c7b42eb7b8c8c0315275285256ad3de1e34f1d8aa4b88c038d4de997d81a836a3eccac61fbada29e21522d6916159921702305116f05f51b5bdc447fd1951102ae3ea34cf50c8e936182c60479ad91eb1f8100c804033f62bec6d43ba08d7471aa2857c7b2b7013f92ad7adc3f32c3f7f8ebffd8781b0d601daec4f0426d98ba9f8cf0858cb41b1c953c8b38d9a51e0b9cf98e061221f12a1ba639e48b646daa20d780752d30b73683953f000000000000004dea01aa18ce47757ec4099c483195c3e513bbe5e91bb877e6cda601ee323ec9b1ec76b37699d829e88bf478eea84df424d76d249dfcec39567cb4c1aed880d7a8a1978d4374808be1950491498ba7431c5b00522394a7b51da0b31a40c04a843e036bc41af32a6c797ccba546d0a069553c4bd9eb41ae3a051827a0ce251658138822f23a3bce47b9c42f62bb1f754fd0a01fb77a0a997c32dc656cb272074e333e3140a0141800bac194662d56aae42c5046a35478bff208814924686e39e5449626da0db05f9fff6bfdd642d061bd0c"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x1261) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:51 executing program 4: r0 = socket(0xa, 0x2, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000040)={@rand_addr}, 0x5) 2018/04/10 13:50:51 executing program 1: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0xc) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f00000000c0)={0x0}, &(0x7f0000000100)=0xc) r2 = timerfd_create(0x0, 0x800) r3 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) r4 = socket$pptp(0x18, 0x1, 0x2) kcmp$KCMP_EPOLL_TFD(r0, r1, 0x7, r2, &(0x7f0000000140)={r3, r4, 0xfff}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000ed6000)='./file0\x00', 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000012ff8)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f000045bff8)='./file0\x00', r5, &(0x7f00000cc000)='./file0\x00') close(r5) linkat(r5, &(0x7f000001b000)='./file0\x00', r5, &(0x7f0000017000)='./file1\x00', 0x0) 2018/04/10 13:50:51 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x384e010000000000, @loopback={0x0, 0x1}}, 0x1c) [ 573.449749] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 573.473375] device bridge0 entered promiscuous mode [ 573.492317] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:51 executing program 2: r0 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffff9) keyctl$set_timeout(0xf, r0, 0x8) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x2) r2 = dup2(r1, r1) ioctl$TUNGETSNDBUF(r2, 0x800454d3, &(0x7f00000000c0)) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 573.513401] device bridge0 left promiscuous mode 2018/04/10 13:50:51 executing program 7: request_key(&(0x7f00000000c0)='big_key\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, &(0x7f0000000140)='logon\x00', 0xffffffffffffffff) keyctl$set_reqkey_keyring(0xe, 0x80000000000001) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x20) write$cgroup_pid(r0, &(0x7f0000000040)={[0x36, 0x37, 0x32, 0x33, 0x39]}, 0x5) 2018/04/10 13:50:51 executing program 4: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhost-vsock\x00', 0x2, 0x0) get_mempolicy(&(0x7f0000000080), &(0x7f00000000c0), 0x8, &(0x7f0000ffb000/0x3000)=nil, 0x4) r1 = creat(&(0x7f0000000000)='\x00', 0x3) ioctl$TIOCMBIS(r1, 0x5416, &(0x7f0000000040)=0x100) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f0000675000)=&(0x7f0000989fff)) ioctl$KVM_CHECK_EXTENSION(r0, 0x4004af07, 0xfffffffffffffffe) [ 573.552643] device bridge0 entered promiscuous mode [ 573.567146] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:51 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) [ 573.626995] device bridge0 left promiscuous mode 2018/04/10 13:50:51 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x28000000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:51 executing program 7: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x20000, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, r1, 0x200, 0x70bd2a, 0x25dfdbfd, {0x9}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xfffffffffffffff9}, @IPVS_CMD_ATTR_SERVICE={0x1c, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x6}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'seqiv(rfc4106(gcm_base(ctr(aes-aesni),ghash-generic)))\x00'}, 0x58) perf_event_open(&(0x7f0000012000)={0x2, 0x78, 0xfffffffffffffff5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000080)) timer_create(0x0, &(0x7f0000b3d000)={0x0, 0x30, 0x0, @thr={&(0x7f000022f000), &(0x7f0000298000)}}, &(0x7f0000a7e000)) timer_settime(0x0, 0x0, &(0x7f00000002c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f0000d9efe0)={{0x0, 0x1c9c380}}, &(0x7f0000ef9fe0)) setsockopt$ALG_SET_AEAD_AUTHSIZE(r2, 0x117, 0x5, 0x0, 0xc) 2018/04/10 13:50:51 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\b \x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:51 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000021fea)="01", 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000034f6b)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) socketpair$inet(0x2, 0x0, 0x0, &(0x7f00000000c0)) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000011c0)={0x0, 0x0, 0xfffffffffffffffc}, 0x10) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x8000, 0x2000) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000040)=[{0x0, 0x6}, {0xb, 0x3}, {0x8, 0x5e0}], 0x3) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000080), 0x10) [ 573.714448] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:51 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x6, 0x1) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000200)={0x0, 0x3, 0x1ff}, &(0x7f0000000240)=0x8) r2 = openat$audio(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/audio\x00', 0x10000, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000680)={{{@in6=@mcast2, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@local}}, &(0x7f0000000400)=0xe8) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000440)={{{@in6=@mcast2, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@remote}}, &(0x7f0000000540)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000000580)={{{@in6=@mcast1={0xff, 0x1, [], 0x1}, @in, 0x4e22, 0x1e, 0x4e24, 0x4, 0xa, 0x80, 0x80, 0x3b, r3, r4}, {0x100, 0x80000001, 0x3, 0x9ec, 0x2, 0x4, 0x7f}, {0x3ff, 0x14d, 0x80000001, 0x2}, 0xea5a, 0x6e6bb9, 0x2, 0x1, 0x1, 0x2}, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4d4, 0x32}, 0x2, @in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x4, 0x3, 0x8, 0x8, 0xffffffffffffff9f, 0x1f}}, 0xe8) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000280)=@assoc_id=r1, 0x4) r5 = socket$unix(0x1, 0x2, 0x0) fcntl$setlease(r0, 0x400, 0x2) r6 = socket(0x1, 0x4, 0x5f) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x68, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0xfcd411b, @remote={0xfe, 0x80, [], 0xbb}, 0x80000000}, @in6={0xa, 0x4e21, 0x3ff, @local={0xfe, 0x80, [], 0xaa}, 0x7}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x14}}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @loopback=0x7f000001}]}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r6, 0x84, 0x1f, &(0x7f0000000140)={r7, @in6={{0xa, 0x5, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0x9}}, 0x805}, 0x90) bind$unix(r5, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 573.840706] device bridge0 entered promiscuous mode 2018/04/10 13:50:51 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x80301000, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:51 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x5, 0x101840) ioctl$EVIOCGPHYS(r1, 0x80404507, &(0x7f00000000c0)=""/175) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000040)=0x5) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) [ 573.875897] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 573.912259] device bridge0 left promiscuous mode [ 573.947580] device bridge0 entered promiscuous mode [ 573.956996] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 573.983925] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 574.014635] device bridge0 left promiscuous mode 2018/04/10 13:50:52 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:52 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x401870c8) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:52 executing program 7: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)=0x0) timer_settime(r2, 0x1, &(0x7f000006b000)={{0x0, 0x8}}, &(0x7f0000040000)) write$rdma_cm(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="0c000000080000fa", @ANYPTR=&(0x7f0000000200)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000c85d785d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"]], 0x10) r3 = syz_open_procfs(r1, &(0x7f00000004c0)='ns/ipc\x00') getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f00000000c0)={{{@in6=@remote}}, {{@in=@multicast2}, 0x0, @in=@multicast2}}, &(0x7f00000001c0)=0xe8) close(r0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000003c0)) getsockopt$bt_BT_VOICE(r3, 0x112, 0xb, &(0x7f0000000340)=0x8, &(0x7f0000000380)=0x2) creat(&(0x7f0000000040)='./file0\x00', 0x0) tkill(r1, 0x1000000000016) prctl$setmm(0x23, 0x1, &(0x7f0000ffe000/0x2000)=nil) 2018/04/10 13:50:52 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ppp\x00', 0x80801, 0x0) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r1, 0x81785501, &(0x7f0000000140)=""/142) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'tunl0\x00', 0x2}) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc\x00', 0x44440, 0x0) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r2, 0x4008af23, &(0x7f00000000c0)={0x0, 0x50f6}) 2018/04/10 13:50:52 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00`\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:52 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000b32fff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000940000)={0x1, 0x30c, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x3}, 0x0, 0x0, r0, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffff9c, 0x84, 0x66, &(0x7f0000000040)={0x0, 0x7ff}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x5, &(0x7f00000000c0)={r1, @in6={{0xa, 0x4e24, 0x1f, @local={0xfe, 0x80, [], 0xaa}, 0x8000}}}, 0x84) 2018/04/10 13:50:52 executing program 4: r0 = socket$inet(0x2, 0x5, 0x0) r1 = request_key(&(0x7f0000000000)='id_legacy\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000080)='\'selinux%md5sum\'nodev:\x00', 0xfffffffffffffff9) keyctl$get_keyring_id(0x0, r1, 0xe) getsockopt$inet_int(r0, 0x0, 0x16, &(0x7f0000064ffc), &(0x7f0000cf3000)=0x4) 2018/04/10 13:50:52 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x8802, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:52 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000040)={&(0x7f0000000280)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f00000002c0)={0x49, 0x27, 0x1ff307543bf6815f, 0x0, 0x0, {0x2000000000f}, [@nested={0x4, 0x7}]}, 0x18}, 0x1}, 0x0) [ 574.968419] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 574.983251] device bridge0 entered promiscuous mode [ 575.003349] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 575.032158] device bridge0 left promiscuous mode 2018/04/10 13:50:53 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) keyctl$set_reqkey_keyring(0xe, 0x7) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) accept4$unix(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x6e, 0x80000) [ 575.062997] device bridge0 entered promiscuous mode [ 575.074698] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 575.139640] device bridge0 left promiscuous mode 2018/04/10 13:50:54 executing program 7: 2018/04/10 13:50:54 executing program 4: 2018/04/10 13:50:54 executing program 0: syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x21fff}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000140)={'bridge0\x00\x004\x00'}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000080)=0x5f, 0x0) ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:54 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:54 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x44}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x0, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:54 executing program 5: recvfrom(0xffffffffffffffff, &(0x7f0000000280)=""/191, 0xbf, 0x40000040, &(0x7f0000000340)=@can={0x1d}, 0x80) r0 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f000074ffc8)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000700)=ANY=[@ANYBLOB="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"], 0x1}, 0x1}, 0x0) r2 = memfd_create(&(0x7f00000003c0)="74086e750000000000000000008c00", 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) pwritev(r2, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/loop-control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000640)={0x0, @in={{0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}}}, &(0x7f0000000180)=0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000100), &(0x7f0000000140)=0x51) fcntl$F_SET_RW_HINT(0xffffffffffffffff, 0x40c, &(0x7f0000000600)) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r2) perf_event_open(&(0x7f000025c000)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndctrl(&(0x7f0000000540)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(0xffffffffffffffff, 0xc0045520, &(0x7f0000000240)) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/loop-control\x00', 0x0, 0x0) socket(0x0, 0x0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r3 = socket$packet(0x11, 0x0, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'bridge0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000140)={'bridge0\x00\x00 \x00'}) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r0, 0x4c05) sync() ftruncate(0xffffffffffffffff, 0x1) openat$cuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cuse\x00', 0x0, 0x0) 2018/04/10 13:50:54 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x11, @loopback={0x0, 0x1}}, 0x1c) 2018/04/10 13:50:54 executing program 1: mmap(&(0x7f0000003000/0xffc000)=nil, 0xffc000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x20000, 0x0) ioctl$VT_RELDISP(r0, 0x5605) r1 = syz_open_dev$mice(&(0x7f0000000180)='/dev/input/mice\x00', 0x0, 0x4000) ioctl$LOOP_SET_CAPACITY(r1, 0x4c07) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r2, 0x29, 0x45, &(0x7f0000ab2fe2)=""/30, &(0x7f0000000000)=0x1e) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000080)) 2018/04/10 13:50:54 executing program 4: [ 576.316798] device bridge0 entered promiscuous mode [ 576.330555] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 2018/04/10 13:50:54 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x2, 0x0) socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f000000f000)=@abs={0x1}, 0x8) 2018/04/10 13:50:54 executing program 7: 2018/04/10 13:50:54 executing program 4: [ 576.361082] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 576.398912] device bridge0 left promiscuous mode 2018/04/10 13:50:54 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000001180)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000440)='A', 0x1}], 0x1, &(0x7f0000000500)}}, {{&(0x7f0000000ac0)=@can={0x1d}, 0x80, &(0x7f0000000980)=[{&(0x7f0000001040)='<', 0x1}], 0x1, &(0x7f0000001100)}}], 0x2, 0x0) 2018/04/10 13:50:54 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x5) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000140)=0x0) fcntl$setown(r0, 0x8, r2) perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0xffff, 0x2, 0x6, 0x1000000000000, 0x0, 0x800, 0x81, 0x4, 0x1ff, 0x8001, 0x7, 0x7, 0x6, 0x3, 0xf21, 0x200, 0xeaaa, 0x4, 0x1, 0x3ff, 0x7, 0x11, 0x9ead, 0x8001, 0x6, 0x2, 0x1, 0x1, 0x1, 0xea, 0x401, 0xf1, 0x1c, 0x9, 0x8, 0x6, 0x0, 0x1, 0x2, @perf_config_ext={0x1, 0x2}, 0x4, 0x10001, 0xfffffffffffffffc, 0x7, 0x10000, 0x1, 0x4e73}, r2, 0xc, r0, 0x9) recvfrom$unix(r1, &(0x7f0000000040)=""/46, 0x2e, 0x0, 0x0, 0x0) bind$unix(r1, &(0x7f000000f000)=@file={0x0, './file0\x00'}, 0x6e) [ 576.461528] device bridge0 entered promiscuous mode 2018/04/10 13:50:54 executing program 7: 2018/04/10 13:50:54 executing program 4: [ 576.533552] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready 2018/04/10 13:50:54 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x4e22}, 0x1c) listen(r1, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000280), 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0x48e, 0x20000004, &(0x7f0000000000)={0xa, 0x4e22, 0x300000000000000, @loopback={0x0, 0x1}}, 0x1c) [ 576.591914] [ 576.593581] ================================================ [ 576.599351] WARNING: lock held when returning to user space! [ 576.605123] 4.16.0+ #17 Not tainted [ 576.608722] ------------------------------------------------ [ 576.614494] syz-executor5/8177 is leaving the kernel with locks still held! [ 576.621570] 1 lock held by syz-executor5/8177: [ 576.626123] #0: 0000000005132e1e (&lo->lo_ctl_mutex/1){+.+.}, at: lo_ioctl+0x8d/0x1ec0 [ 576.692170] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 576.838727] ================================================================== [ 576.846129] BUG: KASAN: use-after-free in __mutex_lock+0x175f/0x17f0 [ 576.852598] Read of size 4 at addr ffff8801d721e360 by task blkid/8221 [ 576.859234] [ 576.860841] CPU: 0 PID: 8221 Comm: blkid Not tainted 4.16.0+ #17 [ 576.866957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 576.876290] Call Trace: [ 576.878857] dump_stack+0x1b9/0x294 [ 576.882466] ? dump_stack_print_info.cold.2+0x52/0x52 [ 576.887632] ? printk+0x9e/0xba [ 576.890888] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 576.895622] ? kasan_check_write+0x14/0x20 [ 576.899835] print_address_description+0x6c/0x20b [ 576.904653] ? __mutex_lock+0x175f/0x17f0 [ 576.908778] kasan_report.cold.7+0xac/0x2f5 [ 576.913082] __asan_report_load4_noabort+0x14/0x20 [ 576.917990] __mutex_lock+0x175f/0x17f0 [ 576.921947] ? lo_ioctl+0x8d/0x1ec0 [ 576.925555] ? mutex_trylock+0x2a0/0x2a0 [ 576.929596] ? find_get_entries_tag+0x10a0/0x10a0 [ 576.934423] ? lock_acquire+0x1dc/0x520 [ 576.938382] ? mntput_no_expire+0x158/0xba0 [ 576.942681] ? debug_check_no_locks_freed+0x310/0x310 [ 576.947848] ? perf_trace_lock+0xd6/0x900 [ 576.951971] ? perf_trace_lock_acquire+0xe3/0x980 [ 576.956793] ? perf_trace_lock+0xd6/0x900 [ 576.960918] ? perf_trace_lock_acquire+0xe3/0x980 [ 576.965739] ? __account_cfs_rq_runtime+0x600/0x600 [ 576.970733] ? zap_class+0x720/0x720 [ 576.974424] ? perf_trace_lock+0x900/0x900 [ 576.978637] ? zap_class+0x720/0x720 [ 576.982328] ? perf_trace_lock+0x900/0x900 [ 576.986540] ? put_prev_entity+0xcc/0x2a0 [ 576.990666] ? __perf_event_task_sched_in+0x247/0xb80 [ 576.995831] ? perf_trace_lock+0xd6/0x900 [ 576.999960] ? lock_acquire+0x1dc/0x520 [ 577.003910] ? __might_fault+0x12b/0x1e0 [ 577.007954] ? lock_downgrade+0x8e0/0x8e0 [ 577.012079] ? lock_release+0xa10/0xa10 [ 577.016036] mutex_lock_killable_nested+0x16/0x20 [ 577.020855] ? mutex_lock_killable_nested+0x16/0x20 [ 577.025845] lo_ioctl+0x8d/0x1ec0 [ 577.029274] ? __might_sleep+0x95/0x190 [ 577.033228] ? loop_clr_fd+0xb80/0xb80 [ 577.037094] blkdev_ioctl+0x9b6/0x2020 [ 577.040956] ? perf_trace_lock+0x900/0x900 [ 577.045166] ? blkpg_ioctl+0xc40/0xc40 [ 577.049037] ? _raw_spin_unlock+0x22/0x30 [ 577.053162] ? zap_class+0x720/0x720 [ 577.056853] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 577.061585] ? lock_repin_lock+0x410/0x410 [ 577.065804] ? lock_acquire+0x1dc/0x520 [ 577.069764] ? handle_mm_fault+0x411/0xc70 [ 577.073979] ? lock_downgrade+0x8e0/0x8e0 [ 577.078108] block_ioctl+0xee/0x130 [ 577.081713] ? blkdev_fallocate+0x400/0x400 [ 577.086020] do_vfs_ioctl+0x1cf/0x1650 [ 577.089892] ? ioctl_preallocate+0x2e0/0x2e0 [ 577.094279] ? fget_raw+0x20/0x20 [ 577.097716] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 577.103228] ? __do_page_fault+0x441/0xe40 [ 577.107439] ? __schedule+0x1e40/0x1e40 [ 577.111393] ? security_file_ioctl+0x94/0xc0 [ 577.115781] ksys_ioctl+0xa9/0xd0 [ 577.119215] SyS_ioctl+0x24/0x30 [ 577.122560] ? ksys_ioctl+0xd0/0xd0 [ 577.126168] do_syscall_64+0x29e/0x9d0 [ 577.130037] ? vmalloc_sync_all+0x30/0x30 [ 577.134166] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 577.138987] ? syscall_return_slowpath+0x5c0/0x5c0 [ 577.143897] ? syscall_return_slowpath+0x30f/0x5c0 [ 577.148805] ? prepare_exit_to_usermode+0x285/0x390 [ 577.153804] ? perf_trace_sys_enter+0xaf0/0xaf0 [ 577.158453] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 577.163277] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 577.168440] RIP: 0033:0x7f0d2e1ff347 [ 577.172136] RSP: 002b:00007ffc6c7b4448 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 577.179830] RAX: ffffffffffffffda RBX: 00000000021c7030 RCX: 00007f0d2e1ff347 [ 577.187094] RDX: 0000000000000000 RSI: 0000000000005331 RDI: 0000000000000003 [ 577.194344] RBP: 0000000000000003 R08: 00007f0d2e4af5a0 R09: 0000000000000006 [ 577.201595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 577.208839] R13: 0000000000081000 R14: 0000000000000003 R15: 0000000000000005 [ 577.216088] [ 577.217692] Allocated by task 8163: [ 577.221300] save_stack+0x43/0xd0 [ 577.224732] kasan_kmalloc+0xc4/0xe0 [ 577.228431] kasan_slab_alloc+0x12/0x20 [ 577.232380] kmem_cache_alloc_node+0x144/0x780 [ 577.236938] copy_process.part.38+0x16bf/0x6ee0 [ 577.241585] _do_fork+0x291/0x12a0 [ 577.245100] SyS_clone+0x37/0x50 [ 577.248452] do_syscall_64+0x29e/0x9d0 [ 577.252318] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 577.257481] [ 577.259084] Freed by task 8217: [ 577.262341] save_stack+0x43/0xd0 [ 577.265775] __kasan_slab_free+0x11a/0x170 [ 577.269986] kasan_slab_free+0xe/0x10 [ 577.273763] kmem_cache_free+0x86/0x2d0 [ 577.277722] free_task+0x166/0x1d0 [ 577.281239] __put_task_struct+0x2d2/0x600 [ 577.285450] delayed_put_task_struct+0x367/0x470 [ 577.290180] rcu_process_callbacks+0x941/0x15f0 [ 577.294826] __do_softirq+0x2e0/0xaf5 [ 577.298599] [ 577.300203] The buggy address belongs to the object at ffff8801d721e300 [ 577.300203] which belongs to the cache task_struct(97:syz5) of size 6016 [ 577.313703] The buggy address is located 96 bytes inside of [ 577.313703] 6016-byte region [ffff8801d721e300, ffff8801d721fa80) [ 577.325551] The buggy address belongs to the page: [ 577.330455] page:ffffea00075c8780 count:1 mapcount:0 mapping:ffff8801d721e300 index:0x0 compound_mapcount: 0 [ 577.340402] flags: 0x2fffc0000008100(slab|head) [ 577.345052] raw: 02fffc0000008100 ffff8801d721e300 0000000000000000 0000000100000001 [ 577.352908] raw: ffffea00061337a0 ffffea0006e124a0 ffff8801d095e4c0 ffff8801b60fa280 [ 577.360758] page dumped because: kasan: bad access detected [ 577.366448] page->mem_cgroup:ffff8801b60fa280 [ 577.370938] [ 577.372539] Memory state around the buggy address: [ 577.377445] ffff8801d721e200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 577.384778] ffff8801d721e280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 577.392112] >ffff8801d721e300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 577.399444] ^ [ 577.405912] ffff8801d721e380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 577.413243] ffff8801d721e400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 577.420574] ================================================================== [ 577.428160] Kernel panic - not syncing: panic_on_warn set ... [ 577.428160] [ 577.435531] CPU: 0 PID: 8221 Comm: blkid Tainted: G B 4.16.0+ #17 [ 577.442964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 577.452305] Call Trace: [ 577.454881] dump_stack+0x1b9/0x294 [ 577.458493] ? dump_stack_print_info.cold.2+0x52/0x52 [ 577.463669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 577.468410] ? __mutex_lock+0x1700/0x17f0 [ 577.472539] panic+0x22f/0x4de [ 577.475712] ? add_taint.cold.5+0x16/0x16 [ 577.479845] ? do_raw_spin_unlock+0x9e/0x2e0 [ 577.484236] ? do_raw_spin_unlock+0x9e/0x2e0 [ 577.488626] ? __mutex_lock+0x175f/0x17f0 [ 577.492760] kasan_end_report+0x47/0x4f [ 577.496719] kasan_report.cold.7+0xc9/0x2f5 [ 577.501029] __asan_report_load4_noabort+0x14/0x20 [ 577.505943] __mutex_lock+0x175f/0x17f0 [ 577.509903] ? lo_ioctl+0x8d/0x1ec0 [ 577.513519] ? mutex_trylock+0x2a0/0x2a0 [ 577.517562] ? find_get_entries_tag+0x10a0/0x10a0 [ 577.522383] ? lock_acquire+0x1dc/0x520 [ 577.526342] ? mntput_no_expire+0x158/0xba0 [ 577.530645] ? debug_check_no_locks_freed+0x310/0x310 [ 577.535820] ? perf_trace_lock+0xd6/0x900 [ 577.539951] ? perf_trace_lock_acquire+0xe3/0x980 [ 577.544777] ? perf_trace_lock+0xd6/0x900 [ 577.548906] ? perf_trace_lock_acquire+0xe3/0x980 [ 577.553732] ? __account_cfs_rq_runtime+0x600/0x600 [ 577.558730] ? zap_class+0x720/0x720 [ 577.562429] ? perf_trace_lock+0x900/0x900 [ 577.566653] ? zap_class+0x720/0x720 [ 577.570352] ? perf_trace_lock+0x900/0x900 [ 577.574572] ? put_prev_entity+0xcc/0x2a0 [ 577.578708] ? __perf_event_task_sched_in+0x247/0xb80 [ 577.583879] ? perf_trace_lock+0xd6/0x900 [ 577.588019] ? lock_acquire+0x1dc/0x520 [ 577.591973] ? __might_fault+0x12b/0x1e0 [ 577.596018] ? lock_downgrade+0x8e0/0x8e0 [ 577.600152] ? lock_release+0xa10/0xa10 [ 577.604111] mutex_lock_killable_nested+0x16/0x20 [ 577.608933] ? mutex_lock_killable_nested+0x16/0x20 [ 577.613930] lo_ioctl+0x8d/0x1ec0 [ 577.617370] ? __might_sleep+0x95/0x190 [ 577.621352] ? loop_clr_fd+0xb80/0xb80 [ 577.625227] blkdev_ioctl+0x9b6/0x2020 [ 577.629099] ? perf_trace_lock+0x900/0x900 [ 577.633315] ? blkpg_ioctl+0xc40/0xc40 [ 577.637189] ? _raw_spin_unlock+0x22/0x30 [ 577.641321] ? zap_class+0x720/0x720 [ 577.645024] ? vm_insert_mixed_mkwrite+0x40/0x40 [ 577.649763] ? lock_repin_lock+0x410/0x410 [ 577.653987] ? lock_acquire+0x1dc/0x520 [ 577.657944] ? handle_mm_fault+0x411/0xc70 [ 577.662162] ? lock_downgrade+0x8e0/0x8e0 [ 577.666300] block_ioctl+0xee/0x130 [ 577.669910] ? blkdev_fallocate+0x400/0x400 [ 577.674216] do_vfs_ioctl+0x1cf/0x1650 [ 577.678176] ? ioctl_preallocate+0x2e0/0x2e0 [ 577.682569] ? fget_raw+0x20/0x20 [ 577.686014] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 577.691537] ? __do_page_fault+0x441/0xe40 [ 577.695751] ? __schedule+0x1e40/0x1e40 [ 577.699714] ? security_file_ioctl+0x94/0xc0 [ 577.704109] ksys_ioctl+0xa9/0xd0 [ 577.707545] SyS_ioctl+0x24/0x30 [ 577.710892] ? ksys_ioctl+0xd0/0xd0 [ 577.714501] do_syscall_64+0x29e/0x9d0 [ 577.718370] ? vmalloc_sync_all+0x30/0x30 [ 577.722502] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 577.727328] ? syscall_return_slowpath+0x5c0/0x5c0 [ 577.732238] ? syscall_return_slowpath+0x30f/0x5c0 [ 577.737155] ? prepare_exit_to_usermode+0x285/0x390 [ 577.742152] ? perf_trace_sys_enter+0xaf0/0xaf0 [ 577.746805] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 577.751636] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 577.756807] RIP: 0033:0x7f0d2e1ff347 [ 577.760497] RSP: 002b:00007ffc6c7b4448 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 577.768190] RAX: ffffffffffffffda RBX: 00000000021c7030 RCX: 00007f0d2e1ff347 [ 577.775442] RDX: 0000000000000000 RSI: 0000000000005331 RDI: 0000000000000003 [ 577.782691] RBP: 0000000000000003 R08: 00007f0d2e4af5a0 R09: 0000000000000006 [ 577.789941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 577.797189] R13: 0000000000081000 R14: 0000000000000003 R15: 0000000000000005 [ 577.804913] Dumping ftrace buffer: [ 577.808434] (ftrace buffer empty) [ 577.812121] Kernel Offset: disabled [ 577.815729] Rebooting in 86400 seconds..