, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:40 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x0, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8f68c3315c451b8"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:40 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, 0x0) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:40 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0), &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:40 executing program 3: openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x2000) unlink(&(0x7f0000000080)='./file0/file0\x00') r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x9516}) close(r0) capset(&(0x7f0000000000), &(0x7f0000000040)={0x0, 0x0, 0x2}) socketpair$unix(0x1, 0x80000000005, 0x0, &(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000c80)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) poll(&(0x7f0000084ff0)=[{r1}], 0x1, 0x3ff) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000280)='net/wireless\x00') openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000200)='/selinux/checkreqprot\x00', 0x0, 0x0) clone(0x0, &(0x7f00008a2000), &(0x7f0000d6cffc), &(0x7f0000ca4000), &(0x7f0000ab5f60)) getxattr(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000cc0)=ANY=[@ANYBLOB="876bd419d04c67a0a47ca18e2c847b2353b8f9c858a20e643e4396d97a32d56167cc3f29b6a12907bf69ff07b91e4ab5a091a80aab7be6434c40296362c4d6a01430def2e0eb4802806576a5522ddcd2fa5a038c4603470d0ac3c11bfe2290ab107f416351d636887586ab3da512acde0e6f17f9868846c4"], &(0x7f00000002c0)=""/152, 0x98) pipe2(&(0x7f0000000480), 0x0) setsockopt$nfc_llcp_NFC_LLCP_RW(0xffffffffffffffff, 0x118, 0x0, &(0x7f0000000180)=0x8000, 0x4) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f0000000240)={0x4, [0x7, 0x4000000000020, 0x2, 0x3f]}, &(0x7f0000000280)=0xc) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000380)={[{0x32, 'emory\x00', 0x20}, {0x0, 'cpu', 0x20}]}, 0x3) openat$dir(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file0\x00', 0x0, 0x0) mknod$loop(&(0x7f0000000200)='./file0/file0\x00', 0x0, 0xffffffffffffffff) ioctl$EVIOCGABS20(0xffffffffffffffff, 0x80184560, &(0x7f0000000080)) rmdir(&(0x7f00000000c0)='./file0\x00') 2018/03/29 20:15:40 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0), &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:40 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(0x0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:40 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:40 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:40 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x1, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:40 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:40 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0), &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(0x0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad5", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}]}, 0x40}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad5", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x1, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(0xffffffffffffffff, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(0xffffffffffffffff, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad5", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x1, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(0xffffffffffffffff, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="7379735f5436f8676b6a65090000000400b4bbb7c518a3250499c089d223c011d70e13dc603d7e930675d6202a67312811a065488cd1b23b21f776a6f18c8f186d6671438d1537e531eb143e8f789d7731a71dbd64247de92922202ee8f2440cd396a027682d4e8fd22ea0e240f4d812e3611f75b8189a985f1f0bda2145e47cc53c299a8adcc946f57715e33ff7a7af739bbb3ae088088fed458c7a046efc35b95ec2ed7713af3dbd15697563ad320f8bc61ddefc1dd40a8dd88f30b3138df3afb263fb5bf3cdb436eb86bd09a7d503c1b0995506b221da56944f9578fcdf7511774b250385814fb2afea1ecd891482f0f442caf0084af3afa229bb9fb98892bead79fad9abdc86f524c3253b6b2c184f29c52000000000000000000000"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}]}, 0x40}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8f68c3315c451b8"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, 0xffffffffffffffff) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}]}, 0x40}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:41 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, 0xffffffffffffffff) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:41 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x0, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:41 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:41 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x0, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:41 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, 0xffffffffffffffff) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:42 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r5 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r5, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x0, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x0, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0x0, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x0, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r5 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r5, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) fcntl$setpipe(r0, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r1, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r2, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(r0, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) r4 = socket$inet(0x2, 0x3, 0x0) r5 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r1, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r5, 0x2, r4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x0, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x0, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0x0, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0ee", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r5 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r5, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x0, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0ee", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x0, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x0) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0ee", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0x0, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="7379735f5436f8676b6a65090000000400b4bbb7c518a3250499c089d223c011d70e13dc603d7e930675d6202a67312811a065488cd1b23b21f776a6f18c8f186d6671438d1537e531eb143e8f789d7731a71dbd64247de92922202ee8f2440cd396a027682d4e8fd22ea0e240f4d812e3611f75b8189a985f1f0bda2145e47cc53c299a8adcc946f57715e33ff7a7af739bbb3ae088088fed458c7a046efc35b95ec2ed7713af3dbd15697563ad320f8bc61ddefc1dd40a8dd88f30b3138df3afb263fb5bf3cdb436eb86bd09a7d503c1b0995506b221da56944f9578fcdf7511774b250385814fb2afea1ecd891482f0f442caf0084af3afa229bb9fb98892bead79fad9abdc86f524c3253b6b2c184f29c52000000000000000000000"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0x0, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0x0, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:42 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b66", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:42 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:42 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:42 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b66", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b66", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0x0, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x0, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x0, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300), &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x0, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300), &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300), &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x0, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x0, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0e"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:43 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r2, 0x4000000) 2018/03/29 20:15:43 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x0, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:43 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x0, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:43 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0e"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0e"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x0, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x0, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x0, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d90"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={0x0, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x0, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d90"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x0, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x0, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d90"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x0, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="7379735f5436f8676b6a65090000000400b4bbb7c518a3250499c089d223c011d70e13dc603d7e930675d6202a67312811a065488cd1b23b21f776a6f18c8f186d6671438d1537e531eb143e8f789d7731a71dbd64247de92922202ee8f2440cd396a027682d4e8fd22ea0e240f4d812e3611f75b8189a985f1f0bda2145e47cc53c299a8adcc946f57715e33ff7a7af739bbb3ae088088fed458c7a046efc35b95ec2ed7713af3dbd15697563ad320f8bc61ddefc1dd40a8dd88f30b3138df3afb263fb5bf3cdb436eb86bd09a7d503c1b0995506b221da56944f9578fcdf7511774b250385814fb2afea1ecd891482f0f442caf0084af3afa229bb9fb98892bead79fad9abdc86f524c3253b6b2c184f29c52000000000000000000000"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x0, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x0, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x0, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8f68c3315"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="15953e2dc884baacef59ae152b7fdd4fcb49b1823a724f10300afe0ad832b0b9fd446c5c3a0eb4d72650b42e90423e662e47eacb2dc81cef2536d37cf31beaad4eb1223c1f6bce9105de6928ed181473f37dbe085a7c459d28f87b9cd5af897c20acefd62f614590f03599b8fe11338f599da09857e3ffdced8f703863634409389b9765f95cc0c994bcc17bfbe14aea73ffe79c935bd7be48e5927b4bd1637de5a41180aea708fea00c9c1b5122083341132f0e74dc48e5fe1e835e859a98f5cadd680908012b4dbc51459753b3609105ed3721b540044ef43f131bd8d66a0edbef426c70a56179610fff2fd1de2d900ba9a2cfd7e248c8f68c3315"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:44 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x0, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:44 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:44 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:44 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[]}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(0x0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[]}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(0x0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(0x0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[]}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x0, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x0, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x0, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2), 0x0) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2), 0x0) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@init={0x14, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x1c, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x58}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2), 0x0) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@init={0x14, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x1c, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x58}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="7379735f5436f8676b6a65090000000400b4bbb7c518a3250499c089d223c011d70e13dc603d7e930675d6202a67312811a065488cd1b23b21f776a6f18c8f186d6671438d1537e531eb143e8f789d7731a71dbd64247de92922202ee8f2440cd396a027682d4e8fd22ea0e240f4d812e3611f75b8189a985f1f0bda2145e47cc53c299a8adcc946f57715e33ff7a7af739bbb3ae088088fed458c7a046efc35b95ec2ed7713af3dbd15697563ad320f8bc61ddefc1dd40a8dd88f30b3138df3afb263fb5bf3cdb436eb86bd09a7d503c1b0995506b221da56944f9578fcdf7511774b250385814fb2afea1ecd891482f0f442caf0084af3afa229bb9fb98892bead79fad9abdc86f524c3253b6b2c184f29c52000000000000000000000"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:45 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:45 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:45 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0xd, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x6, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x68}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:45 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@init={0x14, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x1c, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x58}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000), &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x0, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, 0x0) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(0xffffffffffffffff, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0x0, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(0xffffffffffffffff, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x0, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, 0x0) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(0xffffffffffffffff, 0x40a45321, &(0x7f0000000300)={{0x80000000, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x0, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caa"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 6: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}]}, 0x40}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 2: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0x0, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x5}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 1: r0 = syz_open_dev$tun(&(0x7f00000004c0)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x10, 0x20000000802, 0x0) r2 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r2, &(0x7f000000cfe4)={0xa}, 0x1c) sendto$inet6(r2, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80}}, 0x1c) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000ec0)={0x0, 0x7, 0x7ff, 0x3}, &(0x7f00000003c0)=0xb) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000f80)={0x0, 0x2c, &(0x7f0000000f40)=[@in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14}}, @in6={0xa, 0x4e22, 0x10001, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xfff}]}, &(0x7f0000000fc0)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000001000)={0x0, 0xf5, 0x0, 0x0, 0x5}, &(0x7f0000001040)=0xffffffffffffff65) r4 = syz_open_procfs(0x0, &(0x7f0000000700)="6664001a000000") getdents64(r4, &(0x7f00000004c0)=""/189, 0xabf70f75d9c5643) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000200)={0x10000, 0x81, 0x7, 0xffffffffffffffff, 0x2, [{0x0, 0x0, 0x0, 0x0, 0x0, 0x802}, {0x80}]}) lseek(0xffffffffffffffff, 0x0, 0x1) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000000480)={0xfff, 0x4, 0x0, 0x2, 0x0, 0x280000000000000, 0x0, 0x3}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={r3, 0x5, 0x0, 0xffffffffffff0000, 0xfffffffffffffff8}, &(0x7f0000000380)=0xfe72) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x6}, &(0x7f0000000340)=0x18) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000009c0)={0x20000, 0x1000, 0x3, 0xfff}) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000000)=@in={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000140), 0x0, &(0x7f0000000600)=[@sndinfo={0x20, 0x84, 0x2}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0xd5, 0x98}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x10000, 0xfff}}], 0x90}, 0x0) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000957000)={&(0x7f0000000040)=@in6={0xa}, 0x1c}, 0x8000) sendto$inet6(0xffffffffffffffff, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) write$selinux_create(0xffffffffffffffff, &(0x7f0000000800)=ANY=[@ANYBLOB="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"], 0x11e) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000000140)=""/122) fdatasync(0xffffffffffffffff) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x0, {{0xa, 0x4e21, 0x800, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x88) syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(0xffffffffffffffff, 0x400454da, &(0x7f0000000040)=0x1000890000001) getpeername(r1, &(0x7f0000000740)=@vsock={0x0, 0x0, 0x0, @hyper}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCADDRT(r4, 0x890b, &(0x7f0000000940)={0x5, {0x2, 0x0, @loopback=0x7f000001}, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @rand_addr}, 0x0, 0x7, 0x80000001, 0xffffffff, 0x40, &(0x7f00000001c0)='irlan0\x00', 0x5, 0x2, 0x7}) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'ip6tnl0\x00', 0x20009516}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x0, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) 2018/03/29 20:15:46 executing program 5: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a", 0x85}], 0x1, 0x0) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 3: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8c", 0xa3, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {}]}) r6 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r7 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r7, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r6, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 7: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = socket$l2tp(0x18, 0x1, 0x1) r3 = dup2(r2, r0) ioctl$TUNSETVNETHDRSZ(r3, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r2, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r1) sendmsg$nl_crypto(r2, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r4 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r4) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x2, &(0x7f0000000200)=[{}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r0, 0xc0086421, &(0x7f0000000280)={r5, 0x2}) linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r6 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r6, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caacbb0388f2013dc329a19c2342aa94c78e5f700000000000000000000000000000000100000"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r2, 0x4000000) 2018/03/29 20:15:46 executing program 0: accept4(0xffffffffffffffff, &(0x7f00000003c0)=@nfc, &(0x7f0000000380)=0x80, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/status\x00', 0x0, 0x0) r1 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x9}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x8010, 0xffffffffffffffff, 0x0) keyctl$assume_authority(0x10, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) r4 = dup2(r3, r1) ioctl$TUNSETVNETHDRSZ(r4, 0x400454d8, &(0x7f0000000100)=0xfffffffffffffffc) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x0, @multicast2=0xe0000002}, 0x4, 0x0, 0x2}}, 0x2e) close(r2) sendmsg$nl_crypto(r3, &(0x7f000037ffc8)={&(0x7f00009dd000)={0x10}, 0xc, &(0x7f00002ceff0)={&(0x7f000097b000)=@delrng={0x10, 0x14, 0x200, 0x0, 0x3}, 0xfff1}, 0x1, 0x0, 0x0, 0x8820}, 0x0) add_key$user(&(0x7f0000000080)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000002c0), 0x0, 0xfffffffffffffffd) r5 = add_key(&(0x7f0000000a80)="6173796d6d65747269630041472e8b637f55f694fcef0e58fc2ac924f9dd8addbd7bdb020097658e7651738b0e4ab818c6e76c0d075a9aafccb8dfa463c0e04194ee37284e414193d860", &(0x7f0000000b00)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000800)="1b83f16280b6a8179a7787e2397eb2e5c3a9ce233c014760882b052a928bb5ff16e21dfdf0e91f11ca76ffa3714937368b20e187667a00056912b1cdefdaf0a6e95118a0a5be2f572f7296b8834faa69052b5f3e69b39a0ff3be4dad3e3372621fefb5516aeec7dfa2942f92a77c00c2a022fc8397bf273dae0e29f0106cb611a97c927023d02afc80596648290a2855870ae8cba508b24d28147b9ce9fd1496951d8cbf1f0be1784bc3c32c685de94685a986a5bbadc75d5978d059ed4878f72a9ed6ac5d8608a7f0cf5bafa0cd28aa2b27159449faafeeb1", 0xd9, 0xfffffffffffffffc) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000300)="ad6e2301849005b80f700749ce55a60fe1e41d5768c90ac2926a4d5cb5677573b42b9cd3cd194619f6f0d5f7662113df4b522d72293454068d859944dc8bd1449d14a763b027c673a6e2cade559a7e77f5b0baa3f974e87324b419317a5ad3044011f1204665dbe91192e493da4d08738f4981c5ef0b27024c592bc4cface4580dd9f5101a2015", 0x87}], 0x1, r5) mq_timedsend(r0, &(0x7f0000000240), 0xfffffffffffffee9, 0x3, &(0x7f0000000040)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000be2f7d)=""/131, 0xfffffffffffffffd, 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0086426, &(0x7f0000000240)={0x3, &(0x7f0000000200)=[{}, {}, {0x0}]}) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000280)={r6, 0x2}) r7 = syz_open_procfs(0x0, &(0x7f0000000180)='ns/cgroup\x00') linkat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./file0\x00', 0x0) r8 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r8, &(0x7f0000360000)={0x0, 0x0, &(0x7f000035d000)={&(0x7f000033c000)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @loopback=0x7f000001}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1, 0x0, 0x0, 0x0, {0x30, 0x0, 0x3, 0x3, 0x0, 0x0, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}}]}, 0x80}, 0x1}, 0x0) request_key(&(0x7f0000000700)='ceph\x00', &(0x7f0000000740)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000780)='eth0ppp0\x00', 0xfffffffffffffff8) keyctl$instantiate_iov(0x14, 0x0, &(0x7f00000006c0), 0x200000000000006c, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r7, &(0x7f0000000a40)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000a00)={&(0x7f0000000580)=ANY=[@ANYBLOB="07060200699e32dde0e55283a6f9ffffff45adb2f2b313d187541ff69092135b27af28be1a158c1125209993d714028282895b8da2487200cbcd9e6ff200005bad316bb5e0cba501df930d6a7ff500f5be3744010001009432f11393296d804d155a2f742cfcd222039821de31f42caa"], 0x1}, 0x1, 0x0, 0x0, 0x1}, 0xc000) setns(r3, 0x4000000) 2018/03/29 20:15:46 executing program 4: fcntl$setpipe(0xffffffffffffffff, 0x407, 0x2) socket$unix(0x1, 0x1, 0x0) getpid() timer_create(0x4, &(0x7f0000000000)={0x0, 0x22, 0x0, @thr={&(0x7f00000003c0)="8a312d32cbb0cb6095ee69232c5563a371983c8fdf9dd4c7864838ab531f859083ced2e15359d8102edaff9b64a128a2f89cb72fd8ada254fed81ecc8a8afdb0d3ac564ad55866dde000db4034d66bdf40e09ccb54c2e9b8f22a1fcd5eab1e945e5b1314992d6fe1ecbd7c30dfe6872c2b074c1e7b5ce8ca9a40e7e01a2c3d62d10d2d35e0eeb23b6623", &(0x7f0000000480)="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"}}, &(0x7f0000000580)=0x0) timer_settime(r0, 0x1, &(0x7f00000005c0)={{0x77359400}, {0x77359400}}, &(0x7f0000000600)) userfaultfd(0x0) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {0x2}, @time=@time={0x77359400}}], 0x1c) rt_sigtimedwait(&(0x7f0000000740), &(0x7f0000000700), &(0x7f0000000100), 0x8) gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x989680}, {0x0, 0x989680}}, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a45321, &(0x7f0000000300)={{0x0, 0x1}, 'port1\x00', 0x34, 0x30404, 0x5, 0x4, 0x9, 0x7f, 0x5, 0x0, 0x0, 0x7}) tkill(0x0, 0x1000000000016) openat$autofs(0xffffffffffffff9c, &(0x7f0000000680)='/dev/autofs\x00', 0x20180, 0x0) r2 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) ioctl$VT_OPENQRY(0xffffffffffffffff, 0x5600, &(0x7f0000000640)) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, 0x0) r3 = socket$inet(0x2, 0x3, 0x0) r4 = creat(&(0x7f0000000080)='./file0\x00', 0xfffffffffffffffc) timer_gettime(r0, &(0x7f00000006c0)) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4004b100, &(0x7f0000000100)={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'yam0\x00'}}) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000180), &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000200), 0x8) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r3) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f00000002c0)) [ 116.522058] ================================================================== [ 116.529492] BUG: KASAN: use-after-free in sock_has_perm+0x3f0/0x400 [ 116.535899] Read of size 8 at addr ffff8801d29814f8 by task syz-executor7/13410 [ 116.543330] [ 116.544948] CPU: 1 PID: 13410 Comm: syz-executor7 Not tainted 4.4.125-g38f41ec #21 [ 116.552817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.562171] 0000000000000000 7ffe728202d4fde7 ffff8801d28078b8 ffffffff81d067bd [ 116.570216] ffffea00074a6000 ffff8801d29814f8 0000000000000000 ffff8801d29814f8 [ 116.578286] ffff8801d28f9800 ffff8801d28078f0 ffffffff814fea83 ffff8801d29814f8 [ 116.586360] Call Trace: [ 116.588934] [] dump_stack+0xc1/0x124 [ 116.594291] [] print_address_description+0x73/0x260 [ 116.600958] [] kasan_report+0x285/0x370 [ 116.606583] [] ? sock_has_perm+0x3f0/0x400 [ 116.612452] [] __asan_report_load8_noabort+0x14/0x20 [ 116.619231] [] sock_has_perm+0x3f0/0x400 [ 116.624927] [] ? compat_rw_copy_check_uvector+0x25d/0x340 [ 116.632093] [] ? selinux_file_send_sigiotask+0x310/0x310 [ 116.639173] [] ? compat_import_iovec+0x219/0x3c0 [ 116.645552] [] ? copy_page_to_iter+0x950/0x950 [ 116.651774] [] ? move_addr_to_kernel.part.12+0xc5/0x110 [ 116.658761] [] selinux_socket_sendmsg+0x3f/0x50 [ 116.665057] [] security_socket_sendmsg+0x7d/0xb0 [ 116.671436] [] sock_sendmsg+0x43/0x110 [ 116.676954] [] ___sys_sendmsg+0x6c1/0x7c0 [ 116.682902] [] ? copy_msghdr_from_user+0x550/0x550 [ 116.689456] [] ? pppol2tp_connect+0x769/0x1930 [ 116.695671] [] ? __fget+0x23a/0x3b0 [ 116.700922] [] ? __fget+0x47/0x3b0 [ 116.706082] [] ? __fget_light+0xa3/0x1e0 [ 116.711769] [] ? __fdget+0x18/0x20 [ 116.716942] [] ? sockfd_lookup_light+0x118/0x160 [ 116.723323] [] __sys_sendmsg+0xd3/0x190 [ 116.728922] [] ? SyS_shutdown+0x1b0/0x1b0 [ 116.734701] [] ? compat_SyS_futex+0x1f9/0x2a0 [ 116.740819] [] ? move_addr_to_kernel+0x50/0x50 [ 116.747025] [] compat_SyS_sendmsg+0x2a/0x40 [ 116.753152] [] ? compat_SyS_getsockopt+0x2a0/0x2a0 [ 116.759708] [] do_fast_syscall_32+0x321/0x8a0 [ 116.765827] [] sysenter_flags_fixed+0xd/0x17 [ 116.771866] [ 116.773463] Allocated by task 13410: [ 116.777144] [] save_stack_trace+0x26/0x50 [ 116.783044] [] save_stack+0x43/0xd0 [ 116.788429] [] kasan_kmalloc+0xad/0xe0 [ 116.794058] [] __kmalloc+0x124/0x320 [ 116.799518] [] sk_prot_alloc+0x18c/0x310 [ 116.805339] [] sk_alloc+0x3a/0x3a0 [ 116.810624] [] pppol2tp_create+0x33/0x1f0 [ 116.816525] [] pppox_create+0xf1/0x200 [ 116.822153] [] __sock_create+0x3ac/0x640 [ 116.827969] [] SyS_socket+0xf0/0x1b0 [ 116.833434] [] do_fast_syscall_32+0x321/0x8a0 [ 116.839679] [] sysenter_flags_fixed+0xd/0x17 [ 116.845841] [ 116.847441] Freed by task 13416: [ 116.850774] [] save_stack_trace+0x26/0x50 [ 116.856671] [] save_stack+0x43/0xd0 [ 116.862037] [] kasan_slab_free+0x72/0xc0 [ 116.867843] [] kfree+0xfc/0x300 [ 116.872861] [] sk_destruct+0x3f7/0x4c0 [ 116.878493] [] __sk_free+0x57/0x230 [ 116.883860] [] sk_free+0x30/0x40 [ 116.888963] [] pppol2tp_session_sock_put+0x5f/0x70 [ 116.895644] [] l2tp_tunnel_closeall+0x254/0x3b0 [ 116.902052] [] l2tp_udp_encap_destroy+0x8b/0xf0 [ 116.908462] [] udpv6_destroy_sock+0xb1/0xd0 [ 116.914525] [] sk_common_release+0x6b/0x300 [ 116.920606] [] udp_lib_close+0x15/0x20 [ 116.926234] [] inet_release+0xfa/0x1d0 [ 116.931864] [] inet6_release+0x50/0x70 [ 116.937494] [] sock_release+0x8d/0x1e0 [ 116.943127] [] sock_close+0x16/0x20 [ 116.948502] [] __fput+0x233/0x6d0 [ 116.953702] [] ____fput+0x15/0x20 [ 116.958901] [] task_work_run+0x104/0x180 [ 116.964717] [] exit_to_usermode_loop+0x13d/0x160 [ 116.971220] [] do_fast_syscall_32+0x614/0x8a0 [ 116.977466] [] sysenter_flags_fixed+0xd/0x17 [ 116.983628] [ 116.985236] The buggy address belongs to the object at ffff8801d2981100 [ 116.985236] which belongs to the cache kmalloc-2048 of size 2048 [ 116.998134] The buggy address is located 1016 bytes inside of [ 116.998134] 2048-byte region [ffff8801d2981100, ffff8801d2981900) [ 117.010157] The buggy address belongs to the page: [ 117.016110] page:ffffea00074a6000 count:1 mapcount:-2146500592 mapping: (null) index:0x0 [ 117.016120] BUG: unable to handle kernel NULL pointer dereference at (null) [ 117.016123] IP: [< (null)>] (null) [ 117.016130] PGD 80000000ac76e067 PUD ac777067 PMD 0 [ 117.016136] Oops: 0010 [#1] PREEMPT SMP KASAN [ 117.016141] Dumping ftrace buffer: [ 117.016145] (ftrace buffer empty) [ 117.016148] Modules linked in: [ 117.016154] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.125-g38f41ec #21 [ 117.016157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.016160] task: ffffffff84217840 task.stack: ffffffff84200000 [ 117.016166] RIP: 0010:[<0000000000000000>] [< (null)>] (null) [ 117.016169] RSP: 0018:ffff8801db207df0 EFLAGS: 00010006 [ 117.016173] RAX: ffffffff84217840 RBX: ffff8801d26dfd28 RCX: ffffffff812adea0 [ 117.016177] RDX: 0000000000010000 RSI: ffffffff839fef20 RDI: ffff8801d26dfd28 [ 117.016180] RBP: ffff8801db207ee0 R08: 1ffff10016e8bba0 R09: 0000000000000001 [ 117.016183] R10: 0000000000000000 R11: 1ffff1003b640f6a R12: 0000000000000000 [ 117.016187] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8801db219640 [ 117.016192] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 117.016195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.016199] CR2: 0000000000000000 CR3: 00000000ac75e000 CR4: 0000000000160670 [ 117.016205] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 117.016209] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 117.016210] Stack: [ 117.016218] ffffffff812adea6 ffff88021fffd017 ffff88021fffd01b ffff88021fffd00f [ 117.016225] 1ffff1003b640fcb ffff8801db2196a0 ffffed003b640fca ffff8801db219700 [ 117.016232] 0303fc0000000001 ffff8801db219678 ffffed003b6432d4 ffff8801db219718 [ 117.016233] Call Trace: [ 117.016247] [ 117.016248] [] ? __hrtimer_run_queues+0x306/0xfe0 [ 117.016255] [] ? hrtimer_fixup_init+0x70/0x70 [ 117.016261] [] ? hrtimer_interrupt+0x131/0x440 [ 117.016268] [] hrtimer_interrupt+0x1a6/0x440 [ 117.016276] [] local_apic_timer_interrupt+0x6a/0xb0 [ 117.016285] [] smp_apic_timer_interrupt+0x76/0xa0 [ 117.016292] [] apic_timer_interrupt+0xa0/0xb0 [ 117.016301] [ 117.016301] [] ? native_safe_halt+0x6/0x10 [ 117.016308] [] default_idle+0x55/0x3c0 [ 117.016313] [] arch_cpu_idle+0xa/0x10 [ 117.016339] [] default_idle_call+0x48/0x70 [ 117.016346] [] cpu_startup_entry+0x5fd/0x8f0 [ 117.016352] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 117.016358] [] ? call_cpuidle+0xe0/0xe0 [ 117.016366] [] rest_init+0x189/0x190 [ 117.016375] [] start_kernel+0x6b9/0x6ee [ 117.016381] [] ? thread_stack_cache_init+0xb/0xb [ 117.016388] [] ? early_idt_handler_array+0x120/0x120 [ 117.016395] [] ? early_idt_handler_array+0x120/0x120 [ 117.016401] [] x86_64_start_reservations+0x2a/0x2c [ 117.016408] [] x86_64_start_kernel+0x140/0x163 [ 117.016415] Code: Bad RIP value. [ 117.016419] RIP [< (null)>] (null) [ 117.016421] RSP [ 117.016422] CR2: 0000000000000000 [ 117.016428] ---[ end trace f7ec496779befe4c ]--- [ 117.016432] Kernel panic - not syncing: Fatal exception in interrupt [ 117.353888] flags: 0xffff8800919c7d28(uptodate|lru|owner_priv_1|reserved|private|private_2|writeback|head|swapbacked|unevictable|mlocked) [ 117.367819] page dumped because: VM_BUG_ON_PAGE(PageSlab(page)) [ 117.373873] ------------[ cut here ]------------ [ 117.378609] kernel BUG at include/linux/mm.h:460! [ 117.383427] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 117.389249] Dumping ftrace buffer: [ 117.392761] (ftrace buffer empty) [ 117.396451] Modules linked in: [ 117.399742] CPU: 1 PID: 13410 Comm: syz-executor7 Tainted: G D 4.4.125-g38f41ec #21 [ 117.408649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.417990] task: ffff8801d28f9800 task.stack: ffff8801d2800000 [ 117.424023] RIP: 0010:[] [] dump_page_badflags+0x191/0x250 [ 117.438260] RSP: 0018:ffff8801d2300668 EFLAGS: 00010096 [ 117.443683] RAX: 0000000000010000 RBX: ffffea00074a6000 RCX: ffffffff814912dc [ 117.450938] RDX: 0000000000010000 RSI: ffffc90002cdc000 RDI: ffff8801d28fa0dc [ 117.458188] RBP: ffff8801d2300698 R08: 0000000000000001 R09: 0000000000000000 [ 117.465434] R10: 0000000000000002 R11: fffffbfff0ad8220 R12: 0000000000000000 [ 117.472683] R13: ffffffff838a91a0 R14: 0000000000000000 R15: 0000000000000000 [ 117.479939] FS: 0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:00000000f6ff1b40 [ 117.488144] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 117.494088] CR2: 00000000209dd000 CR3: 00000000ae05a000 CR4: 0000000000160670 [ 117.501334] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 117.508581] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 117.515829] Stack: [ 117.517967] 0000000000000000 ffffea00074a6000 0000000000000000 ffffffff838a91a0 [ 117.525953] 0000000000000000 0000000000000000 ffff8801d23006d8 ffffffff81491301 [ 117.534031] 0000000000000000 ffffea00074a6000 0000000000000000 ffffffff838a91a0 [ 117.542028] Call Trace: [ 117.544585] [ 117.546618] Code: 46 e8 a4 03 ed ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 90 03 ed ff 31 d2 48 c7 c6 a0 91 8a 83 48 89 df e8 6f fe ff ff <0f> 0b e8 b8 dd 06 00 e9 21 ff ff ff 89 4d d4 e8 ab dd 06 00 8b [ 117.574153] RIP [] dump_page_badflags+0x191/0x250 [ 117.580755] RSP [ 117.584377] ---[ end trace f7ec496779befe4d ]--- [ 118.125583] Shutting down cpus with NMI [ 118.130031] Dumping ftrace buffer: [ 118.133542] (ftrace buffer empty) [ 118.137221] Kernel Offset: disabled [ 118.140823] Rebooting in 86400 seconds..