INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.61' (ECDSA) to the list of known hosts. 2018/04/07 02:58:51 fuzzer started 2018/04/07 02:58:52 dialing manager at 10.128.0.26:38639 2018/04/07 02:58:57 kcov=true, comps=false 2018/04/07 02:59:00 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:00 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1000000000001, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000000040)=[{&(0x7f0000000200)="96", 0x1}], 0x1, &(0x7f0000000400)=[@init={0x18, 0x84, 0x0, {0x5, 0x100}}], 0x30}, {&(0x7f0000000000)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f0000000380), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x200040c1) 2018/04/07 02:59:00 executing program 7: r0 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'syz_tun\x00', &(0x7f0000000000)=@ethtool_cmd={0x26, 0x100}}) 2018/04/07 02:59:00 executing program 4: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000d81ff8)=0x101) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) creat(&(0x7f00000000c0)='./control/file0\x00', 0x0) unlink(&(0x7f0000f86000)='./control/file0\x00') close(r1) 2018/04/07 02:59:00 executing program 2: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='task\x00') getdents64(r0, &(0x7f0000ceffd4)=""/44, 0xc4) 2018/04/07 02:59:00 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000acc000)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f00000010c0)={0x14, 0x1, 0x1, 0xffffffffffffffff, 0x0, 0x0, {0x2}}, 0x14}, 0x1}, 0x0) 2018/04/07 02:59:00 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000f59ffc)=0x5, 0x4) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000bcdffc)=0x3, 0x4) bind$inet6(r1, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) 2018/04/07 02:59:00 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f00000000c0)='cpuset.cpus\x00', 0x2, 0x0) sendfile(r1, r1, &(0x7f0000000080), 0x3) syzkaller login: [ 45.313492] ip (3899) used greatest stack depth: 54296 bytes left [ 47.306176] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.341194] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.429212] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.480212] ip (4089) used greatest stack depth: 53976 bytes left [ 47.565557] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.574408] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.653930] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.682541] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.691536] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.976679] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.210207] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.349945] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.392813] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.512878] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.692595] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.710546] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.716769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.729339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.761508] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.775291] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.963930] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.970194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.977575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.044240] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.050459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.066637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.225525] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.231805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.243637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.387936] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.394246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.405249] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.508787] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.517524] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.534947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.565219] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.571505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.581890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.610584] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.617210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.630370] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/04/07 02:59:17 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:17 executing program 1: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000949fe8)={0xaa}) r1 = memfd_create(&(0x7f000003affa)="706f73fb00000000000000566f6573737b0000", 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0, 0x11, r1, 0x0) ioctl$UFFDIO_UNREGISTER(r0, 0xc020aa04, &(0x7f0000000ff5)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/04/07 02:59:17 executing program 3: r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x8002) ioctl$DRM_IOCTL_ADD_MAP(0xffffffffffffffff, 0xc0186415, &(0x7f0000000040)={&(0x7f0000ffd000/0x1000)=nil, 0xcd1, 0x20000000, 0x4000000800ed, &(0x7f0000ffd000/0x3000)=nil}) write(r0, &(0x7f0000000080)="6e2d43c3cfc5d398a4ce0b921699057a5bba01fc924a85ea9420556767df62b96c2a804b96836027d4ab1f61b0a255524b62b4e77f628506f1fc7aeb2093e778b8bdfd2132745efb940a614e1404af1760594b60b57cdd8c", 0x58) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000000)={0x0, 0x13ea}, &(0x7f0000000140)=0x10) writev(r0, &(0x7f0000000040), 0x8) 2018/04/07 02:59:17 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x2, 0x0) recvmsg(r0, &(0x7f0000000680)={&(0x7f00000001c0), 0x80, &(0x7f0000000280)}, 0x0) setsockopt$inet_int(r0, 0x0, 0xb, &(0x7f0000ab2000)=0x1002, 0x4) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000180)={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r0, &(0x7f000038cf97), 0x0, 0x0, &(0x7f0000821ff0)={0x2, 0x4e20}, 0x10) recvmsg(r0, &(0x7f0000001500)={&(0x7f0000000100)=@hci, 0xc, &(0x7f0000001400), 0x0, &(0x7f0000001480)=""/115, 0x73}, 0x2060) 2018/04/07 02:59:17 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="d6cdddf6785b2010c70c0e53a7b8dc46fb08eb86a063c48af64531b6d0b5e54fc637a8ce449a0b9e9bc58337badcb8b3287366371ab8840cc0f3d5af77d601c926a964d38709a0155dc77d7f1db3dec18d2d3622d251666f5ee4722f01548b798edf884d4ec51c76d0cc08d1a40051c9123b925e030e86296d2f292c596ebcd8548189ed3217ad11850252b4bf8d3586df05325e80ef836926eb2206588aa95d038d723daf2a574b8cbc080db80b5bb82cfda253f60f52303155726f41ed8eb9e8926f5e2471eefa9f3dbb87c97f8ca5d5ab2fe8e7b33258064b19f1fce68e2bd76173823280dde3ff0bdd43965a3224c4888751d958dbda5412d855c3104a56fc2dd2756cec6488513f1c72fc760e90cbbaeb031ce7e3969a1d7d941520e47963083f6804564c1be136ac8e10b64ebee48f6d9a719988633f001b611ed60a71b1a7a1b595be3ab1a5d876cf9a0d86e26c5dfc4ceb2963937ecbd0a7873500b809000000af3838ed2b9b4c1a5aaf8d546786b2172bed07527d72f5b5bb15c5cd7339089fec4154bbc0dc37b92c7c91af56880a3699f728d121082be998c8000a9f282b3c80cbb815a723dec3ef1c7db995e326b31f1cfdf714f439720910680b1034ee6af9cc574be349fa1d1cf7666b5715d392558f16cadbcc2cd0b67e5e80005959d3445de0be4798f7a1e3bce43abce01a36ec36e41c90028bec1fac8227c66f5e82b821c50bf2dd1725bfd257ff9d0fcd9da635b4fcd3d12933401cc03fe108ac5b719ef6f2d6adc79eeb8dbfaf89487ba4e13fab495977668b9ee4b261627abe77094ba1411274b69e644482e3e4a9463a32146f0c5cb0495475a80c392a9f8c1f785f647bfcc14897fdeb74c32e335d511dd03ffe548b1055f7b2378ba31701a9b09273c8ee000000000000002bae958cae8f2e46b858ba5c9240390d86989e88489c77898e37d54bfd8de73b17fa1a57e0177a950c981e3174783c93cdc31dc53298164511d89875179792783f5d1bc36789309f65d3e85034a578f159688751e2c49daae0ff8b50a501c7a7eb7c5f2cce063ec1bc0b35500d132fc679e827eef7919d488da4dee22fffb3581bd8cdc3a6af7ef4844c754a31c1519fdaca546726c259d27e01111bf44e18462c229d57582d22ca38214ad06c6aa3af9425be3b3b72d00ee1feb764f7bf8cb57452133b1a96f73d40462b0b51a80b3523c5b936a92200d7179b4c705c8ca2d3481c21349844ddde0400b19c54388fa465dfeb61d41ffde3e3f9abc6913b9acba43362c8869ce47995e38f06e29222f3ee256526bc1511b215550747bba3cc8b516946107e9d2fe79f955efa36c5d567b24735b18fa5cffd924b355c61808f103fb8d28128f8658a7e197785b66c52525576174740f93886286f0981475c7699fa8552201ae3ce3cd20b3b0b1c5e166ecbca3f4f484bbfd4a5e2be556d0b0a44bae81a6e3c2a67e381ffaeef4b3b0fe74785d1991bf193c8eea1686db19c1867726d1fe37df19d26fe4eb78f79754e72a0ff66fa381675bac1d90406b5a62784caca11f51f5802d29ace1e64e71e86f213f70b35002688d4556605fe6351451a03c06ceeeaa5f6d1014adc68309c6dab7fa38ebf2b8a1b8ba6a3ec3e5c04c1d81f0ac02b0d1e7874496e978f78f29d15891b3dae69c8af582f3448d489c576cc3a28577a96c872c1fc69cbb053f4ce6b1770e1a674fa99f13037934a6ef9f408c4036506f0cef95a0de742e894ed23a611e96864f4f1e6a764ef3dd0f6048201e8e225a67587b19141850249ba55e30f3883ceee97a37205121d09c9f35776108922ab57cadd5758f2d656379100d9ce6280fb4d06527078bb1a75c686ddb44f45634939224c91f89bd7f29d12298e72cffabe02a81a9b7d26899f5d90401c3aefff2b340076d831c5f62a121ae56ca16df1b90987bca1907778b04e639a77a1cbe1bbb1e57f434cc2fdd119d83ac5aa4b5ed995bd0421f21344f1ecc2879b64a473c586fc905b06d4b0bb8e4f3a4e380f", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendmsg(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000e00)="e0af69f4aab368082594d5a0", 0xc}], 0x1, &(0x7f0000000f80)}, 0x0) 2018/04/07 02:59:17 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f00000000c0)='cpuset.cpus\x00', 0x2, 0x0) sendfile(r1, r1, &(0x7f0000000080), 0x3) 2018/04/07 02:59:17 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x65, &(0x7f0000a86ffc)=0x8, 0x4) sendto$inet6(r0, &(0x7f0000adb000), 0x0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:18 executing program 2: r0 = socket$inet6(0xa, 0x6, 0x0) setsockopt$inet6_tcp_buf(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000700)="2f93e3866643e3fb56711bfc3f70990cf5cdc52a81b890149a8d43c146b1331b322e19a6755f470ac31bf605c4c60e2d3a90437abfe089471d5736303831932a4552", 0x42) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23}, 0x1c) listen(r0, 0x1008005) r1 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r1, &(0x7f0000772000)={0x2, 0x4e23}, 0x10) sendmmsg(r1, &(0x7f00000000c0)=[{{&(0x7f0000000180)=@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(aes-aesni)\x00'}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000680)=@sco={0x1f}, 0x80, &(0x7f0000000700), 0x0, &(0x7f0000000740), 0x17a}}], 0x2, 0x0) 2018/04/07 02:59:18 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x0) recvmmsg(r0, &(0x7f0000002040)=[{{&(0x7f0000001c80)=@rc, 0x80, &(0x7f0000001f40), 0x0, &(0x7f0000001f80)=""/143, 0x8f}}], 0x1, 0x2000, &(0x7f0000002100)={0x0, 0x989680}) 2018/04/07 02:59:18 executing program 6: r0 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x5) recvmsg(r0, &(0x7f0000001a00)={&(0x7f0000000300)=@sco, 0x80, &(0x7f0000001980)}, 0x0) sendto$inet6(r0, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:18 executing program 3: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000040)={0xaa, 0xe}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000911000)={{&(0x7f0000004000/0x1000)=nil, 0x1000}, 0x1}) r1 = getpgid(0x0) sched_setattr(r1, &(0x7f0000000280)={0x0, 0x1, 0x0, 0x0, 0x3}, 0x0) clone(0x0, &(0x7f0000fbf000), &(0x7f0000000000), &(0x7f0000000100), &(0x7f00000000c0)) clone(0x4000, &(0x7f0000001f37), &(0x7f0000000140), &(0x7f00000000c0), &(0x7f0000000080)) read(r0, &(0x7f0000000380)=""/100, 0x64) 2018/04/07 02:59:18 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'bond0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000040)={&(0x7f0000000000)={0x10}, 0xf3, &(0x7f0000000100)={&(0x7f00000000c0)=@ipv6_deladdr={0x2c, 0x15, 0x301, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r1}, [@IFA_ADDRESS={0x14, 0x1, @loopback={0x0, 0x1}}]}, 0x2c}, 0x1}, 0x0) 2018/04/07 02:59:18 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="d6cdddf6785b2010c70c0e53a7b8dc46fb08eb86a063c48af64531b6d0b5e54fc637a8ce449a0b9e9bc58337badcb8b3287366371ab8840cc0f3d5af77d601c926a964d38709a0155dc77d7f1db3dec18d2d3622d251666f5ee4722f01548b798edf884d4ec51c76d0cc08d1a40051c9123b925e030e86296d2f292c596ebcd8548189ed3217ad11850252b4bf8d3586df05325e80ef836926eb2206588aa95d038d723daf2a574b8cbc080db80b5bb82cfda253f60f52303155726f41ed8eb9e8926f5e2471eefa9f3dbb87c97f8ca5d5ab2fe8e7b33258064b19f1fce68e2bd76173823280dde3ff0bdd43965a3224c4888751d958dbda5412d855c3104a56fc2dd2756cec6488513f1c72fc760e90cbbaeb031ce7e3969a1d7d941520e47963083f6804564c1be136ac8e10b64ebee48f6d9a719988633f001b611ed60a71b1a7a1b595be3ab1a5d876cf9a0d86e26c5dfc4ceb2963937ecbd0a7873500b809000000af3838ed2b9b4c1a5aaf8d546786b2172bed07527d72f5b5bb15c5cd7339089fec4154bbc0dc37b92c7c91af56880a3699f728d121082be998c8000a9f282b3c80cbb815a723dec3ef1c7db995e326b31f1cfdf714f439720910680b1034ee6af9cc574be349fa1d1cf7666b5715d392558f16cadbcc2cd0b67e5e80005959d3445de0be4798f7a1e3bce43abce01a36ec36e41c90028bec1fac8227c66f5e82b821c50bf2dd1725bfd257ff9d0fcd9da635b4fcd3d12933401cc03fe108ac5b719ef6f2d6adc79eeb8dbfaf89487ba4e13fab495977668b9ee4b261627abe77094ba1411274b69e644482e3e4a9463a32146f0c5cb0495475a80c392a9f8c1f785f647bfcc14897fdeb74c32e335d511dd03ffe548b1055f7b2378ba31701a9b09273c8ee000000000000002bae958cae8f2e46b858ba5c9240390d86989e88489c77898e37d54bfd8de73b17fa1a57e0177a950c981e3174783c93cdc31dc53298164511d89875179792783f5d1bc36789309f65d3e85034a578f159688751e2c49daae0ff8b50a501c7a7eb7c5f2cce063ec1bc0b35500d132fc679e827eef7919d488da4dee22fffb3581bd8cdc3a6af7ef4844c754a31c1519fdaca546726c259d27e01111bf44e18462c229d57582d22ca38214ad06c6aa3af9425be3b3b72d00ee1feb764f7bf8cb57452133b1a96f73d40462b0b51a80b3523c5b936a92200d7179b4c705c8ca2d3481c21349844ddde0400b19c54388fa465dfeb61d41ffde3e3f9abc6913b9acba43362c8869ce47995e38f06e29222f3ee256526bc1511b215550747bba3cc8b516946107e9d2fe79f955efa36c5d567b24735b18fa5cffd924b355c61808f103fb8d28128f8658a7e197785b66c52525576174740f93886286f0981475c7699fa8552201ae3ce3cd20b3b0b1c5e166ecbca3f4f484bbfd4a5e2be556d0b0a44bae81a6e3c2a67e381ffaeef4b3b0fe74785d1991bf193c8eea1686db19c1867726d1fe37df19d26fe4eb78f79754e72a0ff66fa381675bac1d90406b5a62784caca11f51f5802d29ace1e64e71e86f213f70b35002688d4556605fe6351451a03c06ceeeaa5f6d1014adc68309c6dab7fa38ebf2b8a1b8ba6a3ec3e5c04c1d81f0ac02b0d1e7874496e978f78f29d15891b3dae69c8af582f3448d489c576cc3a28577a96c872c1fc69cbb053f4ce6b1770e1a674fa99f13037934a6ef9f408c4036506f0cef95a0de742e894ed23a611e96864f4f1e6a764ef3dd0f6048201e8e225a67587b19141850249ba55e30f3883ceee97a37205121d09c9f35776108922ab57cadd5758f2d656379100d9ce6280fb4d06527078bb1a75c686ddb44f45634939224c91f89bd7f29d12298e72cffabe02a81a9b7d26899f5d90401c3aefff2b340076d831c5f62a121ae56ca16df1b90987bca1907778b04e639a77a1cbe1bbb1e57f434cc2fdd119d83ac5aa4b5ed995bd0421f21344f1ecc2879b64a473c586fc905b06d4b0bb8e4f3a4e380f", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:18 executing program 7: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000240)=@newneigh={0x34, 0x1c, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@NDA_DST_MAC={0xc, 0x1, @link_local={0x1, 0x80, 0xc2}}, @NDA_LLADDR={0xc, 0x2, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}]}, 0x34}, 0x1}, 0x0) 2018/04/07 02:59:19 executing program 2: r0 = socket$inet6(0xa, 0x8000000000000802, 0x88) sendmsg$inet_sctp(r0, &(0x7f0000a29000)={&(0x7f00005dafe4)=@in6={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000fc8000)}, 0x8000) sendto$inet6(r0, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) 2018/04/07 02:59:19 executing program 1: r0 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x0, 0x10}, 0xc) sendto$inet6(r0, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:19 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:19 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:19 executing program 7: perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clock_gettime(0xfffffffffffffff9, &(0x7f0000000140)) timer_create(0x0, &(0x7f0000000280)={0x0, 0x0, 0x0, @thr={&(0x7f0000000040), &(0x7f0000000180)}}, &(0x7f00000002c0)) 2018/04/07 02:59:19 executing program 3: r0 = perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ustat(0xe, &(0x7f0000000000)) symlinkat(&(0x7f0000000100)='./file0\x00', 0xffffffffffffffff, &(0x7f00000001c0)='./file0\x00') fchmod(r0, 0x40) shmctl$IPC_RMID(0x0, 0x0) write(r0, &(0x7f0000000040)="e54856fa84e5d4bcb670f562bef2487f0665ba37857a9b37a59dcd20b6f29ddb0d3b0331891515dbd3bdfffd7a621acdb4816374a84c59aa6b380190ea9cb312bd9813f6109f2d60463301edab331379c149c82033d5b40ad717b9bf4362bbfc76aef60a11bd75561f6229e5d8d89b973c63ffd5150723c8425c13406f5e2088b00ba783658f12085baaafde", 0x8c) 2018/04/07 02:59:19 executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000d7a000)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000040)={0x14, 0xb, 0x6, 0x4001}, 0x14}, 0x1}, 0x0) 2018/04/07 02:59:19 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, 'port1\x00', 0xa9824f69d1376637, 0x10800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000ec6fb0)={{}, {0x80}}) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r0, 0x80045301, &(0x7f0000000340)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/07 02:59:19 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x4000000000000002, &(0x7f0000ff8ffc)=0x8005, 0x4) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00007a8fff), 0x0, 0xfffffefffffffffe, &(0x7f0000000240)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = socket$inet6(0xa, 0x1, 0x0) setsockopt$sock_int(r1, 0x1, 0x4000000000000002, &(0x7f00000000c0)=0x8, 0x4) bind$inet6(r1, &(0x7f0000ff1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r1, &(0x7f0000000040), 0x0, 0x20040000, &(0x7f0000000080)={0xa, 0x4e20}, 0x1c) 2018/04/07 02:59:19 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:19 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000000000)=0x3, 0x4) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x2}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [0x4], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f00000002c0)) 2018/04/07 02:59:19 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:19 executing program 5: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000400)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x5}, 0x1c) sendmsg(r0, &(0x7f0000014fc8)={&(0x7f0000006ff0)=@in={0x2, 0x4e23, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x80, &(0x7f0000000040), 0x0, &(0x7f000001ef80)=[{0x20, 0x0, 0x7, "4410050400ef000097"}], 0x20}, 0x0) 2018/04/07 02:59:19 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:19 executing program 2: r0 = socket$inet6(0xa, 0x8000000000000802, 0x88) sendmsg$inet_sctp(r0, &(0x7f0000a29000)={&(0x7f00005dafe4)=@in6={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000fc8000)}, 0x8000) sendto$inet6(r0, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa}, 0x1c) 2018/04/07 02:59:20 executing program 6: sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000006c0)=ANY=[]}, 0x1}, 0x0) r0 = socket$inet6(0xa, 0x3, 0x8) connect$inet6(r0, &(0x7f0000000040)={0xa}, 0x1c) sendmmsg(r0, &(0x7f0000000140), 0x1f8aeba99eb8fd7, 0x0) 2018/04/07 02:59:20 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f00000005c0)='./file1\x00', 0x0) r2 = dup3(r1, r0, 0x0) fcntl$setstatus(r0, 0x4, 0x4000) write(r0, &(0x7f0000000600)="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", 0x600) fcntl$setstatus(r0, 0x4, 0x0) pwritev(r2, &(0x7f0000000040)=[{&(0x7f0000001800)="bd", 0x1}], 0x1, 0x0) 2018/04/07 02:59:20 executing program 5: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000cf1ff4)={0x10}, 0xc, &(0x7f0000703000)={&(0x7f000023f000)=ANY=[@ANYBLOB="84000000000000000000000000000000005b659a62290ffc380c2dbfc75e8917e101000006000000001cb4e2bf501db1bb948decd8337f6d63cc8769c29c4d91b0325df0be48b748d3050bc1700612dbc3080c91125fa158cf0d70309f7f19cc7c8262d73294c0351575a9e8aa5944f2a432a15b3fe56aa566ce5ccee13b17c20b412e"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) connect$inet6(r0, &(0x7f000053b000)={0xa}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000000040)={0x0, 0x12, 0x0, @thr={&(0x7f0000000080), &(0x7f0000000100)}}, &(0x7f0000000180)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) recvmmsg(r0, &(0x7f0000004280)=[{{&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/231, 0xe7}], 0x1, &(0x7f00000003c0)=""/4096, 0x1000}}], 0x1, 0x0, &(0x7f0000004500)={0x0, 0x1c9c380}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) tkill(r1, 0x15) 2018/04/07 02:59:20 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000000000)={'syz_tun\x00', {0x2}}) 2018/04/07 02:59:20 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:20 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:20 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:20 executing program 2: r0 = getpgrp(0x0) r1 = gettid() rt_tgsigqueueinfo(r0, r1, 0x0, &(0x7f0000b1eff0)={0x0, 0x0, 0xfffffffffffffffe}) 2018/04/07 02:59:20 executing program 3: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000cf1ff4)={0x10}, 0xc, &(0x7f0000703000)={&(0x7f000023f000)=ANY=[@ANYBLOB="84000000000000000000000000000000005b659a62290ffc380c2dbfc75e8917e101000006000000001cb4e2bf501db1bb948decd8337f6d63cc8769c29c4d91b0325df0be48b748d3050bc1700612dbc3080c91125fa158cf0d70309f7f19cc7c8262d73294c0351575a9e8aa5944f2a432a15b3fe56aa566ce5ccee13b17c20b412e"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) connect$inet6(r0, &(0x7f000053b000)={0xa}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000000040)={0x0, 0x12, 0x0, @thr={&(0x7f0000000080), &(0x7f0000000100)}}, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x74, &(0x7f00000000c0)=""/10, &(0x7f0000000100)=0xa) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) recvmmsg(r0, &(0x7f0000004280)=[{{&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/231, 0xe7}], 0x1, &(0x7f00000003c0)=""/4096, 0x1000}}, {{&(0x7f0000003100)=@nfc, 0x80, &(0x7f0000003180), 0x0, &(0x7f00000031c0)=""/151, 0x97, 0x5}, 0x6}, {{&(0x7f0000003400)=@alg, 0x80, &(0x7f00000037c0)=[{&(0x7f0000003580)=""/43, 0x2b}], 0x1}}, {{&(0x7f0000003c80)=@in, 0x80, &(0x7f0000003e40)=[{&(0x7f0000003e00)=""/14, 0xe}], 0x1, 0x0, 0x0, 0x1}}], 0x4, 0x0, &(0x7f0000004500)={0x0, 0x1c9c380}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='reno\x00', 0x5) tkill(r1, 0x15) 2018/04/07 02:59:20 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000ee1fa8)={0x26, 'hash\x00', 0x0, 0x0, 'ghash-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000)="a23364fd5e580ef24d71a19dd93fc7273331d4bb9b0d3e07690299ae153091a7c1d730ce2838f222b2e69de56c50b75fbde56769ce18f4c39d68654c96f5fe4ab3685281505e1c7a368c0dc32cd1408ce8395c20d89e038088277e0c743e0258665e2281447fecde1d38835a21859c355c99e07c911a5c214187ab3bad2663d134a8b17ab4742d6ef9904c49addb4acbbf58b2300ab7e97a4a9b223830c5cbdc4371b3da95fb030fe119922632dd4d5c7020d11dbf7a0d91", 0xb8) 2018/04/07 02:59:20 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:20 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:20 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:20 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:20 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000223fd4)=[@in6={0xa, 0x4e23}], 0x1c) sendto$inet6(r0, &(0x7f0000aaff09)="b8", 0x1, 0x0, &(0x7f0000ab0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f000031af68)={0xffffffffffff19f8, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x98) 2018/04/07 02:59:20 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:21 executing program 7: r0 = socket$inet(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000000c0)="2f0000001c000378ded38b000d0000000200000001000000000003c913000100000000000009000000000000000503", 0x2f}], 0x1}, 0x0) 2018/04/07 02:59:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:21 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:21 executing program 3: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000cf1ff4)={0x10}, 0xc, &(0x7f0000703000)={&(0x7f000023f000)=ANY=[@ANYBLOB="84000000000000000000000000000000005b659a62290ffc380c2dbfc75e8917e101000006000000001cb4e2bf501db1bb948decd8337f6d63cc8769c29c4d91b0325df0be48b748d3050bc1700612dbc3080c91125fa158cf0d70309f7f19cc7c8262d73294c0351575a9e8aa5944f2a432a15b3fe56aa566ce5ccee13b17c20b412e"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) connect$inet6(r0, &(0x7f000053b000)={0xa}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000000040)={0x0, 0x12, 0x0, @thr={&(0x7f0000000080), &(0x7f0000000100)}}, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x74, &(0x7f00000000c0)=""/10, &(0x7f0000000100)=0xa) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) recvmmsg(r0, &(0x7f0000004280)=[{{&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/231, 0xe7}], 0x1, &(0x7f00000003c0)=""/4096, 0x1000}}, {{&(0x7f0000003100)=@nfc, 0x80, &(0x7f0000003180), 0x0, &(0x7f00000031c0)=""/151, 0x97, 0x5}, 0x6}, {{&(0x7f0000003400)=@alg, 0x80, &(0x7f00000037c0)=[{&(0x7f0000003580)=""/43, 0x2b}], 0x1}}, {{&(0x7f0000003c80)=@in, 0x80, &(0x7f0000003e40)=[{&(0x7f0000003e00)=""/14, 0xe}], 0x1, 0x0, 0x0, 0x1}}], 0x4, 0x0, &(0x7f0000004500)={0x0, 0x1c9c380}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='reno\x00', 0x5) tkill(r1, 0x15) 2018/04/07 02:59:21 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:21 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:21 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='net/netfilter\x00') getdents(r0, &(0x7f0000000300)=""/233, 0xe9) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getdents(r0, &(0x7f0000720fd4)=""/44, 0x1b3) 2018/04/07 02:59:21 executing program 6: getsockopt$inet_opts(0xffffffffffffffff, 0x0, 0x9, &(0x7f0000000180)=""/204, &(0x7f0000000080)=0xcc) perf_event_open(&(0x7f0000000280)={0x2, 0x70, 0x8, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) execve(&(0x7f0000000140)='./file0\x00', &(0x7f0000000280), &(0x7f0000000180)) 2018/04/07 02:59:21 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:21 executing program 7: sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000006c0)=ANY=[@ANYBLOB="09e1fffffaff2f39ffffff0a0006df1dd4950e000003", @ANYBLOB="000128bd7000fedbdf67b33ab44c16b228cc7084b32780f6e92501000000080085ed270003000000080004000900"], 0x2}, 0x1, 0x0, 0x0, 0x80}, 0x0) r0 = socket$inet6(0xa, 0x3, 0x8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @empty, 0x2}, 0x1c) sendmmsg(r0, &(0x7f0000000140), 0x1f8aeba99eb8fd7, 0x8000) 2018/04/07 02:59:21 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:21 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0x7c}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140), 0xc) 2018/04/07 02:59:21 executing program 5: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000dacff8)=@assoc_value={0x0, 0x200}, 0x8) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000000)=0xd655, 0x4) writev(r0, &(0x7f00007f2000)=[{&(0x7f0000001f40)="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", 0x201}], 0x1) 2018/04/07 02:59:21 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:21 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:21 executing program 6: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f00000000c0)={0x0, 0x0, 0x30}, &(0x7f0000000100)=0x18) 2018/04/07 02:59:21 executing program 2: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:22 executing program 7: r0 = socket(0xa, 0x2, 0x0) recvmsg(r0, &(0x7f0000000680)={&(0x7f00000001c0), 0x80, &(0x7f0000000280)}, 0x0) setsockopt$inet_int(r0, 0x0, 0xb, &(0x7f0000ab2000)=0x1002, 0x4) sendto$inet(r0, &(0x7f0000000040), 0x0, 0x0, &(0x7f0000000180)={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) sendto$inet(r0, &(0x7f000038cf97), 0x0, 0x0, &(0x7f0000821ff0)={0x2, 0x4e20}, 0x10) recvmsg(r0, &(0x7f0000001500)={&(0x7f0000000100)=@hci, 0xc, &(0x7f0000001400), 0x0, &(0x7f0000001480)=""/115, 0x73}, 0x2060) 2018/04/07 02:59:22 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:22 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) mount(&(0x7f0000000040)='./control\x00', &(0x7f0000000080)='./control\x00', &(0x7f0000000100)='xfs\x00', 0x0, &(0x7f00000001c0)) unlink(&(0x7f00000000c0)='./control/file0\x00') rmdir(&(0x7f000015dff6)='./control\x00') unlink(&(0x7f00000003c0)='./control\x00') close(r0) 2018/04/07 02:59:22 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(r0, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:22 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:22 executing program 2: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:22 executing program 6: syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000000040)="eb52904e54465320202020000408", 0xe}, {&(0x7f0000000140), 0x0, 0x1ffe00}], 0x0, &(0x7f0000077a00)) 2018/04/07 02:59:22 executing program 3: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000cf1ff4)={0x10}, 0xc, &(0x7f0000703000)={&(0x7f000023f000)=ANY=[@ANYBLOB="84000000000000000000000000000000005b659a62290ffc380c2dbfc75e8917e101000006000000001cb4e2bf501db1bb948decd8337f6d63cc8769c29c4d91b0325df0be48b748d3050bc1700612dbc3080c91125fa158cf0d70309f7f19cc7c8262d73294c0351575a9e8aa5944f2a432a15b3fe56aa566ce5ccee13b17c20b412e"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) connect$inet6(r0, &(0x7f000053b000)={0xa}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000000040)={0x0, 0x12, 0x0, @thr={&(0x7f0000000080), &(0x7f0000000100)}}, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x74, &(0x7f00000000c0)=""/10, &(0x7f0000000100)=0xa) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) recvmmsg(r0, &(0x7f0000004280)=[{{&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/231, 0xe7}], 0x1, &(0x7f00000003c0)=""/4096, 0x1000}}, {{&(0x7f0000003100)=@nfc, 0x80, &(0x7f0000003180), 0x0, &(0x7f00000031c0)=""/151, 0x97, 0x5}, 0x6}, {{&(0x7f0000003400)=@alg, 0x80, &(0x7f00000037c0)=[{&(0x7f0000003580)=""/43, 0x2b}], 0x1}}, {{&(0x7f0000003c80)=@in, 0x80, &(0x7f0000003e40)=[{&(0x7f0000003e00)=""/14, 0xe}], 0x1, 0x0, 0x0, 0x1}}], 0x4, 0x0, &(0x7f0000004500)={0x0, 0x1c9c380}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='reno\x00', 0x5) tkill(r1, 0x15) 2018/04/07 02:59:23 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:23 executing program 2: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:23 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:23 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:23 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:23 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(twofish-asm)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079", 0x18) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000024c0), 0x1cb, &(0x7f0000000200), 0xa}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000d40)={&(0x7f0000000a40)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000000)=""/23, 0x17}, {&(0x7f00000009c0)=""/18, 0x12}], 0x2, &(0x7f0000000cc0)=""/97, 0x61}, 0x0) 2018/04/07 02:59:23 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(r0, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:23 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(twofish-asm)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079", 0x18) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000024c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) sendmmsg$unix(r1, &(0x7f0000000600)=[{&(0x7f0000000040)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000140)=[{&(0x7f0000000240)="52b7539a7572cde7694fb9d8e6ab4ad6136d7eae88902c42", 0x18}], 0x1}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000d40)={&(0x7f0000000a40)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000000)=""/23, 0x17}, {&(0x7f00000009c0)=""/18, 0x12}], 0x2, &(0x7f0000000cc0)=""/97, 0x61}, 0x0) 2018/04/07 02:59:23 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:23 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:23 executing program 7: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x1003fffa}, 0x8) connect$inet6(r0, &(0x7f0000d83fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f00000a4000)={0x0, 0x2, 0x2, [0x0, 0x0]}, 0xec3dcab75c94191a) 2018/04/07 02:59:23 executing program 3: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000289000)={&(0x7f0000cf1ff4)={0x10}, 0xc, &(0x7f0000703000)={&(0x7f000023f000)=ANY=[@ANYBLOB="84000000000000000000000000000000005b659a62290ffc380c2dbfc75e8917e101000006000000001cb4e2bf501db1bb948decd8337f6d63cc8769c29c4d91b0325df0be48b748d3050bc1700612dbc3080c91125fa158cf0d70309f7f19cc7c8262d73294c0351575a9e8aa5944f2a432a15b3fe56aa566ce5ccee13b17c20b412e"], 0x83}, 0x1}, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2000000000000020, &(0x7f000023f000)=0xa, 0x20b) connect$inet6(r0, &(0x7f000053b000)={0xa}, 0x1c) r1 = gettid() timer_create(0x0, &(0x7f0000000040)={0x0, 0x12, 0x0, @thr={&(0x7f0000000080), &(0x7f0000000100)}}, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffffff, 0x84, 0x74, &(0x7f00000000c0)=""/10, &(0x7f0000000100)=0xa) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) recvmmsg(r0, &(0x7f0000004280)=[{{&(0x7f00000001c0)=@nl=@unspec, 0x80, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/231, 0xe7}], 0x1, &(0x7f00000003c0)=""/4096, 0x1000}}, {{&(0x7f0000003100)=@nfc, 0x80, &(0x7f0000003180), 0x0, &(0x7f00000031c0)=""/151, 0x97, 0x5}, 0x6}, {{&(0x7f0000003400)=@alg, 0x80, &(0x7f00000037c0)=[{&(0x7f0000003580)=""/43, 0x2b}], 0x1}}, {{&(0x7f0000003c80)=@in, 0x80, &(0x7f0000003e40)=[{&(0x7f0000003e00)=""/14, 0xe}], 0x1, 0x0, 0x0, 0x1}}], 0x4, 0x0, &(0x7f0000004500)={0x0, 0x1c9c380}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='reno\x00', 0x5) tkill(r1, 0x15) 2018/04/07 02:59:23 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:24 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0x0, &(0x7f000044bff8)) io_submit(0x0, 0x2000000000000399, &(0x7f0000000840)=[&(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000180)}]) mmap(&(0x7f0000000000/0xaa1000)=nil, 0xaa1000, 0x4, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f0000001f31)="53783a8322a10d41b5f9f3f183ac8515cc87e7c4e5788880416f5bd43698c0969d7496da718255d62602d8d93eb3eae139ad13b14ae91a43175fbfca470001b9f04df992397a000000000000000988f1485dfddb2a6e9ed321d8f64e270000c6a664f7f750d56352", 0x68) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x37, &(0x7f00001d7000), &(0x7f0000aa1000)=0x1e0) 2018/04/07 02:59:24 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) 2018/04/07 02:59:24 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_int(r0, 0x0, 0x13, &(0x7f0000000000)=0xc6, 0x4) sendto$inet(r0, &(0x7f0000482000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) 2018/04/07 02:59:24 executing program 4: sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)="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", 0x5a1, 0x80048000, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) sendto$inet6(0xffffffffffffffff, &(0x7f00009ddff6)='5', 0x1, 0xc800, &(0x7f000075a000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) setsockopt$inet6_mtu(0xffffffffffffffff, 0x29, 0x17, &(0x7f00000006c0)=0x5, 0x4) sendto$inet6(0xffffffffffffffff, &(0x7f0000f2cf5a)="39d95bedd7489c6b88603f", 0xb, 0x0, &(0x7f0000b52000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/07 02:59:24 executing program 2: r0 = getpgrp(0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0x0, 0xffffffffffffffff, 0xc) 2018/04/07 02:59:24 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) [ 65.270833] ================================================================== [ 65.278256] BUG: KMSAN: uninit-value in ghash_setkey+0x209/0x270 [ 65.284399] CPU: 0 PID: 5381 Comm: syz-executor5 Not tainted 4.16.0+ #81 [ 65.291231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.300577] Call Trace: [ 65.303164] dump_stack+0x185/0x1d0 [ 65.306791] ? ghash_setkey+0x209/0x270 [ 65.310763] kmsan_report+0x142/0x240 [ 65.314562] __msan_warning_32+0x6c/0xb0 [ 65.318623] ghash_setkey+0x209/0x270 [ 65.322420] ? ghash_final+0x1d0/0x1d0 [ 65.326308] crypto_shash_setkey+0x317/0x490 [ 65.330719] cryptd_hash_setkey+0x1a5/0x330 [ 65.335044] ? cryptd_hash_import+0x2a0/0x2a0 [ 65.339542] crypto_ahash_setkey+0x31a/0x470 [ 65.343951] ghash_async_setkey+0x1a5/0x330 [ 65.348275] ? ghash_async_import+0x3a0/0x3a0 [ 65.352771] crypto_ahash_setkey+0x31a/0x470 [ 65.357175] ? skcipher_encrypt_blkcipher+0x222/0x320 [ 65.362367] crypto_gcm_setkey+0xa3c/0xc10 [ 65.366604] ? crypto_gcm_exit_tfm+0xd0/0xd0 [ 65.371009] crypto_aead_setkey+0x373/0x4c0 [ 65.375334] aead_setkey+0xa0/0xc0 [ 65.378870] alg_setsockopt+0x6c5/0x740 [ 65.382845] ? aead_release+0x90/0x90 [ 65.386646] ? alg_accept+0xd0/0xd0 [ 65.390279] SYSC_setsockopt+0x4b8/0x570 [ 65.394348] SyS_setsockopt+0x76/0xa0 [ 65.398152] do_syscall_64+0x309/0x430 [ 65.402044] ? SYSC_recv+0xe0/0xe0 [ 65.405590] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 65.410776] RIP: 0033:0x455259 [ 65.413956] RSP: 002b:00007f250dd1cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 65.421658] RAX: ffffffffffffffda RBX: 00007f250dd1d6d4 RCX: 0000000000455259 [ 65.428931] RDX: 0000000000000001 RSI: 0000000000000117 RDI: 0000000000000013 [ 65.436202] RBP: 000000000072bea0 R08: 0000000000000018 R09: 0000000000000000 [ 65.443474] R10: 00000000203bcfd0 R11: 0000000000000246 R12: 00000000ffffffff [ 65.450741] R13: 0000000000000510 R14: 00000000006faa20 R15: 0000000000000000 [ 65.458002] [ 65.459622] Uninit was stored to memory at: [ 65.463947] kmsan_internal_chain_origin+0x12b/0x210 2018/04/07 02:59:24 executing program 1: ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000000)={"d202b999cf8500000000006309000010", 0x102}) ioctl$TUNSETPERSIST(0xffffffffffffffff, 0x400454cb, 0x1) ioctl$TUNSETPERSIST(0xffffffffffffffff, 0x400454cb, 0x0) 2018/04/07 02:59:24 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(twofish-asm)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079", 0x18) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000024c0), 0x0, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) sendmmsg$unix(r1, &(0x7f0000000600)=[{&(0x7f0000000040)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000140)=[{&(0x7f0000000240)='R', 0x1}], 0x1}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000d40)={&(0x7f0000000a40)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000c40)=[{&(0x7f00000009c0)=""/18, 0x12}], 0x1, &(0x7f0000000cc0)=""/97, 0x61}, 0x0) [ 65.469055] __msan_chain_origin+0x69/0xc0 [ 65.473292] __crypto_xor+0x23c/0x16b0 [ 65.477183] crypto_ctr_crypt_inplace+0x29a/0x3a0 [ 65.482021] crypto_ctr_crypt+0x54c/0x7d0 [ 65.486174] skcipher_encrypt_blkcipher+0x222/0x320 [ 65.491191] crypto_gcm_setkey+0x6a3/0xc10 [ 65.495421] crypto_aead_setkey+0x373/0x4c0 [ 65.499738] aead_setkey+0xa0/0xc0 [ 65.503272] alg_setsockopt+0x6c5/0x740 [ 65.507245] SYSC_setsockopt+0x4b8/0x570 [ 65.511305] SyS_setsockopt+0x76/0xa0 [ 65.515096] do_syscall_64+0x309/0x430 [ 65.518983] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 65.524159] Local variable description: ----vla@crypto_ctr_crypt_inplace [ 65.530984] Variable was created at: [ 65.534698] crypto_ctr_crypt_inplace+0x19a/0x3a0 [ 65.539538] crypto_ctr_crypt+0x54c/0x7d0 [ 65.543674] ================================================================== [ 65.551023] Disabling lock debugging due to kernel taint [ 65.556470] Kernel panic - not syncing: panic_on_warn set ... [ 65.556470] [ 65.563834] CPU: 0 PID: 5381 Comm: syz-executor5 Tainted: G B 4.16.0+ #81 [ 65.571969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.581311] Call Trace: [ 65.583881] dump_stack+0x185/0x1d0 [ 65.587490] panic+0x39d/0x940 [ 65.590670] ? ghash_setkey+0x209/0x270 [ 65.594620] kmsan_report+0x238/0x240 [ 65.598405] __msan_warning_32+0x6c/0xb0 [ 65.602452] ghash_setkey+0x209/0x270 [ 65.606235] ? ghash_final+0x1d0/0x1d0 [ 65.610100] crypto_shash_setkey+0x317/0x490 [ 65.614491] cryptd_hash_setkey+0x1a5/0x330 [ 65.618800] ? cryptd_hash_import+0x2a0/0x2a0 [ 65.623291] crypto_ahash_setkey+0x31a/0x470 [ 65.627696] ghash_async_setkey+0x1a5/0x330 [ 65.632010] ? ghash_async_import+0x3a0/0x3a0 [ 65.636501] crypto_ahash_setkey+0x31a/0x470 [ 65.640908] ? skcipher_encrypt_blkcipher+0x222/0x320 [ 65.646086] crypto_gcm_setkey+0xa3c/0xc10 [ 65.650302] ? crypto_gcm_exit_tfm+0xd0/0xd0 [ 65.654688] crypto_aead_setkey+0x373/0x4c0 [ 65.658997] aead_setkey+0xa0/0xc0 [ 65.662521] alg_setsockopt+0x6c5/0x740 [ 65.666490] ? aead_release+0x90/0x90 [ 65.670271] ? alg_accept+0xd0/0xd0 [ 65.673874] SYSC_setsockopt+0x4b8/0x570 [ 65.677914] SyS_setsockopt+0x76/0xa0 [ 65.681693] do_syscall_64+0x309/0x430 [ 65.685560] ? SYSC_recv+0xe0/0xe0 [ 65.689088] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 65.694257] RIP: 0033:0x455259 [ 65.697431] RSP: 002b:00007f250dd1cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 65.705118] RAX: ffffffffffffffda RBX: 00007f250dd1d6d4 RCX: 0000000000455259 [ 65.712364] RDX: 0000000000000001 RSI: 0000000000000117 RDI: 0000000000000013 [ 65.719610] RBP: 000000000072bea0 R08: 0000000000000018 R09: 0000000000000000 [ 65.726854] R10: 00000000203bcfd0 R11: 0000000000000246 R12: 00000000ffffffff [ 65.734101] R13: 0000000000000510 R14: 00000000006faa20 R15: 0000000000000000 [ 65.741788] Dumping ftrace buffer: [ 65.745308] (ftrace buffer empty) [ 65.748990] Kernel Offset: disabled [ 65.752592] Rebooting in 86400 seconds..