fb4002182eeddda8db1b7b7557bc0ff9321c353f9950fd095853bc582d8f3a11daac272b936a8419e0f323ea0283fe5186646672e6c8767ea1818c446d6e1b297a521684e8d168901e8d3993310f61f7c67e4d297f76c3e7f35f66b955483060069a6fd9f5dcbae51"], &(0x7f0000775000)={0x4}) syz_emit_ethernet(0xbf, &(0x7f0000000180)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @random="7ed9a85c7192", [], {@ipv4={0x800, {{0x16, 0x4, 0x3, 0xfffffffffffffffc, 0xb1, 0x64, 0xff, 0x2, 0x29, 0x0, @broadcast=0xffffffff, @empty, {[@rr={0x7, 0x13, 0x1, [@multicast1=0xe0000001, @empty, @multicast1=0xe0000001, @multicast2=0xe0000002]}, @noop={0x1}, @timestamp={0x44, 0x2c, 0xfffffffffffffffd, 0x3, 0x10001, [{[@local={0xac, 0x14, 0x14, 0xaa}], 0x1000}, {[], 0x5}, {[], 0x1db}, {[], 0x80000001}, {[], 0x5}, {[@broadcast=0xffffffff], 0x3ff}, {[], 0xfff}, {[], 0x4ffb}]}, @noop={0x1}]}}, @udp={0x4e21, 0x4e24, 0x59, 0x0, [@guehdr={0x1, 0x1, 0x1, 0x2, 0x100}, @guehdr={0x1, 0x6, 0x4, 0x20, 0x100}], "60663e1b1a381b58952a41603d99a5e1a4e21810347a17adfaf89da873e59a9a4233e78c821553a32df0b9d9024bf49bd51267027fb21b0d033b3e9ddc0a7e1b7e80ec988f21524add"}}}}}, &(0x7f0000000000)={0x1, 0x3, [0x744, 0x1c1, 0x62a, 0x845]}) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x3, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r0, 0x800448d3, &(0x7f0000000240)={{0x1, 0xfffffffffffffffb, 0x9, 0x5, 0x4, 0x80}, 0xbd, 0x5, 0x2, 0x7fff, 0xd1, "b576059d2617ac7bea7d1219cf3b6cda29f7179606359e7408076ebedc4ab7ef51f9e88b1cd828c6584e42123b92a3582983ca46aac448a74c4d96edad6cbbac6e1a17851630d5dbc8314c16f9c01a3f3c9d26f93222dbf817931465e13703dc642d10267d907dd86df6bd8d3b5fdea9ff3c4cfbe4cb00ec18a2733380ed79ae"}) 2018/04/22 04:16:09 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:09 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:09 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x880, 0x0) ioctl$KDSETLED(r0, 0x4b32, 0x4) r1 = memfd_create(&(0x7f0000000000)="73656c696e75786c6f2dc200", 0x2) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000040)={0x0, {{0x2, 0x4e20, @rand_addr=0x3}}}, 0x88) unshare(0x0) syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) 2018/04/22 04:16:09 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x5e3, 0x20400) ioctl$TIOCSTI(r1, 0x5412, 0x6) [ 113.652938] random: crng init done 2018/04/22 04:16:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:09 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000940)='/dev/dsp#\x00', 0x7, 0x101000) sendmsg$unix(r1, &(0x7f00000008c0)={&(0x7f00000001c0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000000800)=[{&(0x7f0000000240)="252c3d4bdc560b5f4572ae93be998e2f147e7c568d5cab48a808c05d9a54bb7d119daea936dd853d781c5572c33e1ca0aefcada09e2a9155374343b9395cc53faa4938a2191b2d5d730bdd0983b9fdd3bc96b3d9424f429d5c7a4c3619c22353f01cf263736280b8fb2ffde01a8bc0bb67eb28cb46e4ab2a4ce8cfbcd8d8e94a930d", 0x82}, {&(0x7f0000000300)="5af9936b362d058fb96e3bb470d65c33d079d1f76a82c3eeb7be3bd06467c1e43f33844194ac2c93e096cb6f8ec335286b79f7a5a74d9b6dcb5a221e9bbd67d4a7ba887e72d1fb5be649302da0a9de7e0446be6cdefce5653e0870586ee529d91a0c8eb75cab785af0ac629ccf1d394631ac7a97089408e185757dcf3b51e588c56cfa8c4faa76e42f3be76970d31920b4bb78d14df8fde3355e0759313befe080327c902c5e84018f9e2ed7fcf2cfe369d5a73b674b68df86652702b02f7f9e1d9f5450ee80", 0xc6}, {&(0x7f0000000400)="282b3ac8f69c3b556bbb252c6221c6922aaf54904d5dd3765be3b7d382a239f44d464868a9deb90c7ae2d42c7d2cf5aa38cdb2c2c79398a9b77aabd8990aba47c0044c6ab9dfc31726959809a5ce25522e9029fe358d301ffe29177d682120e71d6e1879bc431dd52dbf1ec3bd7c72819467f72a087c16dc0418a0b7a2d0d2e2f8dea7db80dabc55113c092020eec8ed40d9b0ce580c94bfde7da9e8628acfc4be29d64ed102f98bb16742b92eff0d616a8a53892076da70ba4d215aaf0d8be9f17cc2bab9e5a25302c84bcf751018e34824a135e8b5cdd1925b95a2de117abc6068e2067f0dbfb42e4ad8dc5785cb", 0xef}, {&(0x7f0000000500)="15ce4a6c125a1ebad0397787f136418e353519ea7fac7615a746f6a8357c35c74ead60f533e818ab761b6a9e11b4842bb8de690fcab461d2072b60db4300d4", 0x3f}, {&(0x7f0000000540)="c359055787f0ea00", 0x8}, {&(0x7f0000000580)="49d29fb8e8556e60be753336d448cfe21cdcc3f3a38543f7b3f181dc3253f30b1583d7a90b2b63e695e867736f41c774f7b55739a941c10895afa79138ad7819f3bb5c8c0d55225e1630485d", 0x4c}, {&(0x7f0000000600)="43ed9f728cabbae1283ae8fda0164ea4a7404d257d815b7b8d21a4b43f6438b074146a26788682faf93bb593e638be35a9d7665b93eef836f9e24c559e46eab1f3c9a84a7a5644139a5e7820ba490d8b47bea1716bff2c785241dec733d11850c8749fc377b9c5d1c051eba9e6dac0bc013588cfe0bbe5a1b19e67a6598bcb3567420b8fd3bcb70c04706acf0871e30f3495a11f1aac70aeb81e330f549cd3234768639cf5eae332120fa4ffab3594", 0xaf}, {&(0x7f00000006c0)="58be6044907377dfc04cd53af0c6913c8698b2b1251e10581f903d1450d62998bd6398ccec1fdd4e3a93ee46ec98587f552ddb15025860bcb144685ec3562714491631aaa47ff2a96be74fbb21730cdaf545e865955abf17e9f1aedaffd76b87dcf759b94caf074be219ac14c6ace7ae4d0f7378ac11857ac2afd5d43e8e4f2ddd368b0e96f49b74b67ed36814f8ddf86653d8dc2755ef61", 0x98}, {&(0x7f0000000780)="6332a25e8b6896997b2c7335ebee1b383575cc8617ab68ac695eabd8dd47ab4e7286114fc2382bfe6e8835e29b1f9253e53497420376303496314a45382bd214421613d9ec90174f9679c4387ac7be560c220b3a2edfa9a5b90262d012e3a1", 0x5f}], 0x9, 0x0, 0x0, 0x4040}, 0x80) r2 = accept4$inet6(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, @ipv4={[], [], @multicast1}}, &(0x7f00000000c0)=0x1c, 0x80800) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000d40)=ANY=[@ANYBLOB="070000000000000000d00000000000002900000000000000", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="000000000000000001000000000000002900000000000000", @ANYPTR=&(0x7f0000000900)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000200000000000000f300000000000000", @ANYPTR=&(0x7f0000000980)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="000000000000000000d0010000000000b300000000000000", @ANYPTR=&(0x7f0000000a80)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000070000000000000ba00000000000000", @ANYPTR=&(0x7f0000000b40)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="00000000000000000040000000000000f900000000000000", @ANYPTR=&(0x7f0000000e40)=ANY=[@ANYBLOB="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000c8e5a14eeac81fd65f25000000000000000000000000000000000000000000000000000000"], @ANYBLOB="000000000000000000501000000000000500000000000000", @ANYPTR=&(0x7f0000000d00)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00'], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00']) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000100)={'team0\x00', 0x0}) ioctl$sock_inet6_tcp_SIOCATMARK(r2, 0x8905, &(0x7f0000000180)) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000140)=r3) socket$nl_generic(0x10, 0x3, 0x10) 2018/04/22 04:16:09 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)={0x0, 0x2, [0x0, 0x0, 0x7ab, 0xfffffffffffffffd]}) 2018/04/22 04:16:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:10 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000000000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) setsockopt$inet6_tcp_buf(r0, 0x6, 0xb, &(0x7f0000000400)="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", 0xfffffffffffffefd) syz_emit_ethernet(0x32, &(0x7f0000000280)=ANY=[@ANYBLOB="aaaaaaaaaaaaaa070000001c91003166e6e40f6a6d25830081002c00080600ff002dd5049658aaaaaaaaaa0fac141405aaaaaaaaaaaa7f000001"], &(0x7f00000000c0)={0x0, 0x3, [0x52c, 0xf77, 0x5d2, 0xfed]}) ioctl$SIOCGIFHWADDR(r0, 0x8927, &(0x7f0000000080)) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000180)='tls\x00', 0x4) bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x7, 0x9, 0x10001, 0x800, 0x0, r0, 0xfffffffffffffffb}, 0x2c) getsockopt$inet6_dccp_int(r0, 0x21, 0x11, &(0x7f0000000200), &(0x7f0000000240)=0x4) setsockopt$inet6_tcp_int(r0, 0x6, 0x0, &(0x7f0000000140)=0x7f, 0x4) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000100)) 2018/04/22 04:16:10 executing program 6: epoll_create1(0x7546c95546c175a5) r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f00000000c0)=0x4) r1 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x7, 0x600) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000140)={0x3, 0x100000001, 0x1ee0000000000000, 0x3, 0x1, 0x81, 0x50, 0x8, 0x8, 0x5885, 0x80}, 0xb) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x8200, 0x0) ioctl$KDGKBTYPE(r2, 0x4b33, &(0x7f0000000000)) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f0000000080)={0x2000}) 2018/04/22 04:16:10 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) syz_emit_ethernet(0x100000331, &(0x7f00000000c0)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}, @random="f3d88b5819e6", [{[{0x9100, 0x2, 0x20, 0x1}], {0x8100, 0xa90, 0x1}}], {@arp={0x806, @ether_ipv6={0x1, 0x86dd, 0x6, 0x10, 0x4, @random="b03d13056c0e", @loopback={0x0, 0x1}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xa}, @mcast2={0xff, 0x2, [], 0x1}}}}}, &(0x7f0000000080)={0x0, 0x1, [0x2e3, 0xc54, 0x41d, 0x966]}) 2018/04/22 04:16:10 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:10 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:10 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000040)=0x420508) r1 = socket(0x3, 0x7, 0x1000) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000480)=ANY=[@ANYRES32=0x0, @ANYBLOB="e10000003a78649c0df40cebd562b85c02ff285c30e087f731e4f999c76a6aec9f131ac4e5deacdb0e74ba989ee34d4e8989af71aab0d4c50c784bbad215359bf318e5a049aef97c0d301088c7b174dd1a526d51675973229c4ea88804366b74da769180d09e06eac1184e0aa13dd9fb02b3a88080ca34ad82067378c4d434e3f70c0e2e2f0baddbe592143d52c97c5757911ccba42963696c52e93e9ecf1a8acad1c852a7f50905d762f4a25b988ae796fe53fd2bf7654b69b398f16833934a80a4e8fdc7432ce1d21f42ba879b31d93100000000000000000000000000000044975a28dea1ace2e059"], &(0x7f0000000200)=0xe9) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000080)={r2, 0x5c, "cc4374cd476ecb262e5e8163db4651d1a7786a8d039885fc5f06375e18f1d5790abf5f42e7af137376bcd8e164b13d85a66d3a202e91ed1a88229f9af5209ee7e975e39525b0770adba06a949fda573d3343aa81218a592148d8ad9b"}, &(0x7f0000000000)=0x64) socket$l2tp(0x18, 0x1, 0x1) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000100)={r3, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1e}}}, 0x3, 0x2, 0x7ff, 0xd3d3, 0x22}, &(0x7f00000001c0)=0x98) setsockopt$inet_mreqsrc(r1, 0x0, 0x2f, &(0x7f0000000300)={@local={0xac, 0x14, 0x14, 0xaa}, @loopback=0x7f000001, @multicast2=0xe0000002}, 0xc) mknod(&(0x7f0000000340)='./file0\x00', 0x9008, 0x3) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000ac0)={'team0\x00', 0x0}) bind$packet(r1, &(0x7f0000000b00)={0x11, 0xff, r4, 0x1, 0xad88, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) sendto$inet(r1, &(0x7f0000000240)="55e78c2e624fb48f3d22a9c6ee117554dddc4843ea99e97abc910d22cea134ee1921bb70ebdbd372267aba46a56a0b709c81780db2d64af0098bb6502af46c09400bacba4091abcc10c325131e1aa034b3e7c618d6577a636f5d", 0xfffffffffffffcb3, 0x0, &(0x7f00000002c0)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x10}}, 0xfffffffffffffdb9) 2018/04/22 04:16:10 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x7ff, 0x40) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0xc) 2018/04/22 04:16:10 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:10 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:10 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:10 executing program 0: r0 = socket$inet_dccp(0x2, 0x6, 0x0) syz_emit_ethernet(0x46, &(0x7f00000000c0)=ANY=[@ANYBLOB="ffffff0019ffe66aea70540381001d000806000186dd06100000ffffffffffff00000000000000000000ffffe0000002aeeee32fdc7ffe8000000000000000000000000000bb"], &(0x7f0000000140)={0x0, 0x4, [0xc32, 0x4c3, 0x77a, 0xd9f]}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'team0\x00', 0x2}) syz_emit_ethernet(0x3e, &(0x7f0000000380)=ANY=[@ANYBLOB="ffffffffffff0180000000ff02000000000000000000000000000100000000000890780000000000000000000000000000008859feebb402f367dc5d92fee5ad56c7f4696f96596eb9e93a45c2e1f5e0e0a05dded7135cfd09aad2b6f31dd34a2e9bd6ae75afb34b9c44d4be1d4d5c773a962a90dfb51f149f564f31c4d2185d0eed5a2d837136dd48abf87170977eb8d2922212fe654ddfbafa9a8c71f14383bf201f952c5e2f52cf63ed76270e9f7c43c57ce9d4b23ce9909838a6a4"], &(0x7f0000775000)) r1 = msgget$private(0x0, 0x70) msgctl$IPC_STAT(r1, 0x2, &(0x7f0000000440)=""/188) r2 = open(&(0x7f0000000180)='./file0\x00', 0x8000, 0x86) ioctl$EVIOCGKEY(r2, 0x80404518, &(0x7f0000000240)=""/93) syz_extract_tcp_res$synack(&(0x7f0000000040), 0x1, 0x0) 2018/04/22 04:16:10 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) prctl$setname(0xf, &(0x7f0000000080)='cpuset\x00') acct(&(0x7f0000000040)='./file0\x00') 2018/04/22 04:16:11 executing program 6: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x88000, 0x0) write$binfmt_aout(r0, &(0x7f0000000080)={{0x108, 0x96db, 0xffffffffffffffff, 0x223, 0x58, 0xfffffffffffffff8, 0x214, 0x100000000}, "447ce5d78adbff41ec0e9b19e3f1becce28125ee71e234e7d47a9b826ae55beb0a3711ff66898c856aec4b4bd058eeadc8866a6a5cb708c051e790c74662cf30d379a73fea14b95e639047bff8f56447d14ba18cf5fcf0c7d5b257d2c9958c813a4f06760ce9c0815ddbaa1aa538046a1a47d0d466859ec9a3aebeb997a7cda1e22e4fe56b1e25fad25261c46d740e8c3cbb745b003d9d474b2a7a51d1d3eb31a844526351d45733074b421d35f581dcdb462b8ee0bc3b36b544546caae363d18a03cafbe1335db9fafbfb9bc67f6d40fba5659a", [[], [], [], [], [], [], [], []]}, 0x8f4) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:11 executing program 0: recvmsg(0xffffffffffffff9c, &(0x7f0000001280)={&(0x7f0000000040)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f0000001200)=[{&(0x7f00000000c0)=""/156, 0x9c}, {&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/109, 0x6d}], 0x3, &(0x7f0000001240)=""/39, 0x27, 0x1}, 0x0) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f00000012c0)={0x5c, @multicast1=0xe0000001, 0x4e22, 0x1, 'fo\x00', 0x1, 0x87e, 0x43}, 0x2c) syz_emit_ethernet(0x1, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6006f52600083300000000000000000000000000ffffffffffffffff0000000000000000000000010000000000089078"], &(0x7f0000775000)={0x0, 0x0, [0xffffffffffffffff]}) 2018/04/22 04:16:11 executing program 6: ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:11 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:11 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x82000, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/22 04:16:11 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:11 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:11 executing program 5: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:11 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:11 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:11 executing program 0: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc\x00', 0x12000, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f00000000c0)=0x4, 0x4) syz_emit_ethernet(0x42, &(0x7f0000000000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [{[], {0x8100, 0x837f, 0x7, 0x3}}], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)={0x1, 0x4}) 2018/04/22 04:16:12 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000100)) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)) accept4(r1, &(0x7f0000000140)=@sco, &(0x7f00000001c0)=0x80, 0x80800) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000080)={0x6, 0x0, 0x10001, 0x7f}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000000c0)={0x80000001, r2, 0x0, 0x3f}) 2018/04/22 04:16:12 executing program 0: setsockopt$inet6_tcp_buf(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000040)="a5b6d1c0a231ba4eba8b9f71b6d65041208fb5331408f70d9eeb67df77771d217f69166bd5238014c330ac2ce78be4705a9ec75311e7ce54822171206ad447243c71d89e4e1fa8964a08a0cea4c2dffcb3c17e2ae21d32cb4f1a944082bdf9bb3a4f025041c915bf837eada6fb6bbc74a75ae472258d9a7e2558435d700ad25037779e4fee2d9e8cbd334753fd10a9c64eb340151bf91e33407963f4dea1c3af04902dcc5a48620e911b6278c700509c", 0xb0) syz_emit_ethernet(0x3d3, &(0x7f0000694ffe)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x14}, @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)={0x0, 0x0, [0x0, 0x0, 0x894]}) 2018/04/22 04:16:12 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000080)) 2018/04/22 04:16:12 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000000000)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)={0x0, 0x2, [0x0, 0x0, 0x0, 0x787]}) r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x3, 0x1010c2) setsockopt$ax25_int(r0, 0x101, 0x7, &(0x7f0000000080)=0x81, 0x4) 2018/04/22 04:16:12 executing program 6: socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom$inet(r0, &(0x7f0000000080)=""/81, 0x51, 0x20, &(0x7f0000000100)={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000300)={{{@in6, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@local}}, &(0x7f0000000400)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000440)={'team0\x00', r2}) r3 = dup3(r0, r0, 0x80000) setsockopt$inet_udp_encap(r3, 0x11, 0x64, &(0x7f0000000280)=0x6, 0x4) r4 = socket$pppoe(0x18, 0x1, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x40000, 0x40) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r5, 0xc0505350, &(0x7f0000000200)={{0x10cdbac9, 0x5ad}, {0x1000, 0x100}, 0x2, 0x4, 0x3}) ioctl$PPPIOCSFLAGS(r4, 0x40047459, &(0x7f0000000000)=0x8000000000000000) getegid() ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000000140)={{0x2, 0x4e22, @broadcast=0xffffffff}, {0x306, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x60, {0x2, 0x4e21, @loopback=0x7f000001}, 'bond_slave_0\x00'}) 2018/04/22 04:16:12 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ipx\x00') r1 = openat$cgroup_int(r0, &(0x7f0000000080)='cpu.weight.nice\x00', 0x2, 0x0) fsetxattr(r1, &(0x7f0000000100)=ANY=[@ANYBLOB="747275737481642e6e65742f69707800"], &(0x7f0000000140)='\x00', 0x1, 0x3) getsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000040), &(0x7f00000000c0)=0x4) 2018/04/22 04:16:12 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = open(&(0x7f0000000040)='./file0\x00', 0x101040, 0x20) getsockopt$inet6_udp_int(r1, 0x11, 0x67, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:12 executing program 0: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x8040, 0x0) vmsplice(r0, &(0x7f0000000200)=[{&(0x7f0000000040)="82834a347a55ccfd135e06f8a03c481e2f4e41217006e14b71b31c24588790157c6149baddb6aebc484e4b373e0f4f3ef0d0fbdc1e74f26c878f493e7fe0fa10a8e9205aacb703a53eefa26fea", 0x4d}, {&(0x7f00000000c0)="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", 0xfa}, {&(0x7f00000001c0)="f039eb9d6fb703ce9280395281cb973200e0f5ec4bf5ce13ee86d21e86dcd5a1836b1e6c45d6f1f76c4b96b4c0e57701d81dec620fe835449fba9d02", 0x3c}], 0x3, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000240)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6006f5260008330000000000350000000000000000000000ff0200000000000000000000000000010000000000089078bbb144dd575b47ab244cc2ef1bad55c63db04492ce9acf6eba0987a3c135d6d1654c495b158e258d4dbd169c8c0b9d1a1c71d1481be296ea708ea4dc3c440c1d48772eb74ebad14b8ba696670d197081d03233ef365f0238b383393af6"], &(0x7f0000775000)) 2018/04/22 04:16:13 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:13 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:13 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:13 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:13 executing program 5: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:13 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:13 executing program 6: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ppp\x00', 0x80040, 0x0) write$binfmt_elf32(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x82a) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x5, 0x8, 0x4000000000080, 0x2}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f000051e000)={r1, &(0x7f0000000040), &(0x7f0000950000)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001200)={r1, &(0x7f0000000140)="a6", &(0x7f0000000200)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f000026a000)={r1, &(0x7f0000886f44), &(0x7f0000000a40)=""/203}, 0x18) r2 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r2, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:13 executing program 0: syz_emit_ethernet(0x1, &(0x7f0000000100)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6006000000000040000000ff020000000000000000000890788ce754126ccf57f58e451db84b3078876b5e0b1829058efb308488d601c5072540e76a41ab1a28858b31a06f6f023a7995cb9d3015ec6a7685ae1f955e0bd7664c7f77a4935eeb35796c818e6633301972e43b3920f2013748e84c3766e0d20000000000000000000000e4126314ac0a8a8249c457e4edd606825c88e2cf27c6c1d86c4aa5cb3f9baecfe543c9ccbc0ebd0786344a74c41a0c51259d579f1548bed3"], &(0x7f0000775000)={0x0, 0x0, [0x0, 0x0, 0x4, 0xe0c]}) 2018/04/22 04:16:13 executing program 0: syz_emit_ethernet(0xffffff97, &(0x7f0000000080)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@llc={0x4, {@llc={0xfe, 0xde, "d9", "6581e7508776ed692c790e876ef73938913e599513ec216a3982813c7bc841eab9e29ecf52773f06fbb26653013ec433dfafcebf0482e22c9057ca87c8caff430ef7f772619d1333bdade1413e9f7daa0c6db79cb1f8f247bf956ebdc0176013a3dfb30a8ee4c3157188fd278794"}}}}}, &(0x7f0000775000)={0xfffffffffffffffe}) 2018/04/22 04:16:13 executing program 6: r0 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x7, 0x20000) modify_ldt$write(0x1, &(0x7f00000011c0)={0x0, 0x20000800, 0x0, 0x4fc, 0x27, 0x4, 0x9, 0x6, 0x979e, 0x4}, 0x10) setsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f00000000c0)=0x1, 0x4) symlinkat(&(0x7f0000000040)='./file0\x00', r0, &(0x7f0000000140)='./file0\x00') getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000180)={'filter\x00', 0x1000, "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"}, &(0x7f0000000100)=0x1024) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)=0x4000) 2018/04/22 04:16:13 executing program 0: r0 = socket(0x11, 0x1, 0x7) bind$ipx(r0, &(0x7f0000000040)={0x4, 0x9, 0x80, "297d8e9d8530", 0x6}, 0x10) connect$pptp(r0, &(0x7f0000000000)={0x18, 0x2, {0x1, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) 2018/04/22 04:16:13 executing program 6: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x58400, 0x0) getsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000080)=0xf98, &(0x7f00000000c0)=0x4) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:13 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x801, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:13 executing program 0: setxattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=@random={'os2.', '^posix_acl_access\x00'}, &(0x7f0000000280)="776c616e31255df900", 0x9, 0x1) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/hwrng\x00', 0x400000, 0x0) ioctl$PPPIOCGFLAGS(r0, 0x8004745a, &(0x7f0000000300)) syz_emit_ethernet(0xa0, &(0x7f0000000000)={@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @random="21b86f9c6aa0", [], {@llc_tr={0x11, {@llc={0xff, 0x0, "13", "928aa9bd45fc3bb2dbc3be435b69d38a4b203a717136bdf68f6a183d5b51202e0e30e0fc1adb635b979a357c4d39778ef7f5cb2ad5a56b49abd4abfbb992056789c9285ddd90f1829c679f1a4045ecebc7794b56ab13abd976a562402218342885b9a76acc36ac0c9d5ac76eaaa9d177f2c9bd64dce75de38d2fbe44e3c30b243a5cdb2469e81d91e4e0ce7a6c106b"}}}}}, &(0x7f00000000c0)={0x0, 0x4, [0x984, 0xfd6, 0x9ee, 0x9ce]}) syz_emit_ethernet(0x46, &(0x7f0000000180)=ANY=[@ANYBLOB="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"], &(0x7f0000775000)) 2018/04/22 04:16:14 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000000000)={0x1}) 2018/04/22 04:16:14 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x10000, 0x1) 2018/04/22 04:16:14 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:14 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:14 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x8000, 0x101000) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0x8, 0x2}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f00000000c0)={r1, 0x5, 0x7, [0x0, 0x7f, 0x3f, 0x9, 0x1, 0x0, 0x7]}, &(0x7f0000000100)=0x16) 2018/04/22 04:16:14 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:14 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:14 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) keyctl$set_reqkey_keyring(0xe, 0x1) 2018/04/22 04:16:14 executing program 5: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:14 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:14 executing program 0: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6006f5260008330000000000000000008000000000000000ff020000000000000077a682f9000001000000000008903c"], &(0x7f0000775000)) 2018/04/22 04:16:14 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x7, 0x800) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x28000, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:14 executing program 0: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:14 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x8001, 0x4000) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1b, &(0x7f0000000080)=ANY=[@ANYRES32=0x0, @ANYBLOB="dc000000aafc7cc89bdd30112abc07a516d901821d58778e49b91fce2999fe3160198379a6e5bab698c227b8e736b20a7f5319884c47e3e1872d38f8f9aaafccf967f8cd4bd9a9bf5642d3ad0091ac68877752736d7ce0faf57e337211b338291eada806a47410b31dd4c71aadd57de94dc983a016ff5c7e84f5a2be75dbc51a4701a6304e339e28bc46be06034cd26049ba2306ea708cd8fc2ea5630e410176a09bfd1b8ad28d8dee2e8fe68d3607a169f1c2e6f99d482c8dbd9ef3a023482c6ab6dfc2483346d2a1e8c4ebf4e2a0ead785765edcf1af2b9b86510100000000"], &(0x7f0000000180)=0xe4) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f00000001c0)={r2, 0x400}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000240)={r3, 0xed, "5d6af52a29a2f65bb01147468d7c44e6e6726f75c230bbf4e0d1d6fb80c0c6864f331cc563e01bbdc20c204adc59aab770afa0ba3b337edc568b90fe33f34bf27adbba65057f53961858c3532e8cbdc0baf43c815b25af2f3f5b6424cc651363a92c9aeb990bc788db642fdb291cdf2865910fed7b131b918fb5cce3d0f4d3ad710fbce702dbbb8d95564691500475fc838cd0fc219af6e2dedfa7289e5a5845ff7ae1693ee337eb93c87d40b05246b28a48d5603c383aefdc4a8b2ac5e0a6b846c246dc09b6cd1902c832a1968bb48bda7f074034fdeb779a56fe873bcb8034423811295cfa2d40181dd0e8c6"}, &(0x7f0000000340)=0xf5) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:15 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000040)=0x20800) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$TCSBRKP(r1, 0x5425, 0x1ff) 2018/04/22 04:16:15 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f0000000080)) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:15 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$setregs(0xd, r1, 0x7f, &(0x7f00000000c0)="6d506b36e5723e254e82b80efb70f262275580a7a98ec8d95b7df8abdf38f4a731acdeb9479d0396db7326c7fa5b03cbe363e9c68d4ff0411cfedcf451d7a9a5e1f038b68bdf39d507e2d09773e71d4938d9b51f05d93179d971f45b90ed4971f0560fb7f6f860a7af2e6f3be6d94639883ac2bcc03d0d67b1d2b6310bcd3adf5cba3236a1594a599c153b57492382b535f65ce67c2b11e93d96dbb8ab5d3edd664c388be6ac71c6d8acc62b4cbb39e0c257") ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r1, 0x10, &(0x7f0000000040)={0x1}) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000080)=0x500) 2018/04/22 04:16:15 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000080)={0x1, 0x7}, 0x8) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x400, 0x0) ioctl$TIOCSCTTY(r1, 0x540e, 0xfffffffffffffff9) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)) 2018/04/22 04:16:15 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:15 executing program 6: r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x20000, 0xc) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r0, 0xc04064a0, &(0x7f0000000180)={&(0x7f0000000080)=[0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0], &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0], 0x3, 0x3, 0x6, 0x4}) r1 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:15 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:15 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:15 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:15 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:15 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:15 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:16 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40000, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000080)={{{@in=@dev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@mcast1}}, &(0x7f0000000180)=0xe8) sendmsg$can_raw(r1, &(0x7f00000002c0)={&(0x7f00000001c0)={0x1d, r2}, 0x10, &(0x7f0000000280)={&(0x7f0000000200)=@canfd={{0x4, 0x8, 0x1, 0x8}, 0x37, 0x3, 0x0, 0x0, "034e5801d7856a7d685d8c81e5c583d9c8557b5d9f7ff7cedb22f516d01802528d11dcad55420207efd5d53f9811dec9f7a4b2e114b538b26165ec208a2463bc"}, 0x48}, 0x1, 0x0, 0x0, 0x40000}, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000003c0)={0x0, 0x40}, 0x8) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000300)=0x0) migrate_pages(r3, 0xffffffff, &(0x7f0000000340)=0x200, &(0x7f0000000380)=0x100000000) 2018/04/22 04:16:16 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={r0}) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000080)=0xfff, 0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:16 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000080)={0x0, 0x1}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000100)={r2, 0x100, 0x0, 0x1f, 0x2, 0x200}, &(0x7f0000000140)=0x14) 2018/04/22 04:16:16 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x7ff, 0x2000) getsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000100), &(0x7f0000000140)=0xb) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:16 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000080)=0x7, 0x4) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f00000000c0)={0x0, 0x1}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000140)={r1, 0x1, 0x81, 0x3, 0x10000, 0x400}, &(0x7f0000000180)=0x14) 2018/04/22 04:16:17 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) fcntl$setsig(r0, 0xa, 0x3f) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x200, 0x0) setsockopt$inet6_int(r1, 0x29, 0x0, &(0x7f0000000080)=0x8, 0x4) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e20, @rand_addr=0x7}}, 0xf599, 0x6}, &(0x7f0000000180)=0x90) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f00000001c0)=r2, 0x4) 2018/04/22 04:16:17 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:17 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:18 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:18 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:18 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x7, 0x800) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x28000, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:18 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:18 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:18 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:18 executing program 6: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000240)=0xc) get_robust_list(r0, &(0x7f0000000400)=&(0x7f00000003c0)={&(0x7f0000000300)={&(0x7f00000002c0)}, 0x0, &(0x7f0000000380)={&(0x7f0000000340)}}, &(0x7f0000000440)=0x18) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000280)) r1 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0xfb4, 0x204100) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000080)=0x0) ioctl$sock_SIOCADDDLCI(r1, 0x8980, &(0x7f0000000480)={'ip_vti0\x00', 0x3}) sendmsg$nfc_llcp(r1, &(0x7f0000000800)={&(0x7f0000000500)={0x27, 0x0, 0x0, 0x6, 0x5, 0x100000000, "af42d0adb7749b176d23499f03e91e00ee9ac2290da867aa96d828e39aebcfa7c6fe9fc25165a62a61afdf6664671453133f7447e14e1668e895d4a3bb37bf", 0x2d}, 0x60, &(0x7f0000000700)=[{&(0x7f0000000580)="5c4216666b2feb7f8f7739d7983525a17aa9c9addb295663cc5b5663c8008627e7d3d050831429e34fec7ffbce63528c46cf522cfe9ca6712d1b99cb8d35b2edaeda9040e2739f5551ea542e7976ef04585d56361414d6508cd847cff51dae3b82670b8f086e63002f98b3ca27d7e6068a93b906d85c9a98cec1ecf48068a9cc98c99e7d644028c2e47908", 0x8b}, {&(0x7f0000000640)="d5aa56a01db98f39e1c88a1649042a31a00fee48e9420fb5ccdb53f98264e9d22a457d5884168844c5fecd0a5d14690dcff6eeb3853da5f2a89a8cf8f364ef69f72be6f42e65369cb2f4f0eabf7e03a2be6c65ccb486", 0x56}, {&(0x7f00000006c0)="c7e45495bef2a579e069d268d85fb5989ca0bb4d49cc558293ba594c784ab5743dfb376256a797d6fd923052", 0x2c}], 0x3, &(0x7f0000000740)={0x88, 0x1, 0x80000000, "4fbc8fb4f954b0ca5b37b05689eac665ac8e3fd49188fecab81f35973b7c783f9a96d1aea293fa6bdaf50b6bb6b507cb08d8525cfa9b125b9bf4226a376aea55936d1f4567e284f3383ff317f10c129f46e0375ac213a22d1d964361afef5efb3341e97f53d9f35f1f181d1729e45ab4540cc6e2"}, 0x88, 0x1}, 0x4800) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f00000004c0)=0x1) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r1, 0xc1105511, &(0x7f0000000100)={{0x5, 0x1, 0x1, 0x8, "f40250fd55f6f956c1cef38ca34941f73d8d971e3053133a3e71b9f9f95031884ca70ed48473337c5171b7a3", 0x200}, 0x0, 0x0, 0x3, r2, 0x0, 0x5, "b7876a137faae61d7f0d59f3bc8e7002e38eb8ada9b52e79340a0cb4ec8ff844cc337e215cc4a83fdb5864fa899a6dff7ba3a06f4cc0821ab8808215e5809626", &(0x7f00000000c0)='md5sumvboxnet1*3$em0userposix_acl_access)\\md5sumwlan0lo$\x00', 0x39, [], [0x1f, 0xff, 0x8000, 0x5]}) 2018/04/22 04:16:18 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:18 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x7, 0x800) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x28000, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:18 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) pread64(r0, &(0x7f0000000040)=""/4096, 0x1000, 0x36) 2018/04/22 04:16:19 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:19 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) socketpair$inet(0x2, 0x6, 0xdd, &(0x7f0000000040)={0xffffffffffffffff}) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) 2018/04/22 04:16:19 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x7, 0x800) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x28000, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:19 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:19 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) syz_open_dev$loop(&(0x7f00000000c0)='/dev/loop#\x00', 0x7, 0x800) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:19 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:19 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000040)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000080)=r1) 2018/04/22 04:16:19 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:19 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:19 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:19 executing program 6: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r0, 0xc0505405, &(0x7f0000000040)={{0x0, 0x0, 0x22b0, 0x2, 0xffff}, 0x80000001, 0xb9f1, 0x4}) r1 = socket$pppoe(0x18, 0x1, 0x0) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f00000000c0)=0xffffffffffffff81, 0x4) ioctl$PPPIOCSFLAGS(r1, 0x40047459, &(0x7f0000000000)) getsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000100), &(0x7f0000000140)=0x4) getsockopt$SO_COOKIE(r0, 0x1, 0x39, &(0x7f0000000340), &(0x7f0000000380)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000180)={0x100000000, 0x5, 0x2, 0x8, 0xfffffffffffff4e4, 0xff, 0x6, 0x2, 0x0}, &(0x7f00000001c0)=0x20) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000200)={r2, @in6={{0xa, 0x4e23, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x100}}}, 0x84) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000300)={r2, 0x100000000}, 0x8) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f00000002c0)={'rose0\x00', {0x2, 0x4e23, @rand_addr=0x2}}) 2018/04/22 04:16:20 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:20 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:20 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:20 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:20 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:20 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:20 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:20 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffff9c, 0x84, 0x76, &(0x7f0000000080)={0x0}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000100)={r2, 0x4}, &(0x7f0000000140)=0x8) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:20 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:20 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x2040) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x22800, 0x0) creat(&(0x7f00000000c0)='./file0\x00', 0x0) connect$pppoe(r0, &(0x7f0000000080)={0x18, 0x0, {0x4, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 'syzkaller1\x00'}}, 0x1e) 2018/04/22 04:16:21 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:21 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:21 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:21 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:21 executing program 6: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)=0x80000) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80800) getpeername$ax25(r1, &(0x7f0000000080), &(0x7f00000000c0)=0x10) 2018/04/22 04:16:21 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:21 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:21 executing program 7: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:21 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:21 executing program 0: socket$pppoe(0x18, 0x1, 0x0) r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:21 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:21 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:22 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:22 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:22 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:22 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:22 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f0000000100)=0x6, 0x5) 2018/04/22 04:16:22 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:22 executing program 7: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:22 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:22 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:22 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:22 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:22 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000100), 0x5) 2018/04/22 04:16:23 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:23 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:23 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:23 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:23 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:23 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 7: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:24 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:24 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:25 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:25 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:25 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:25 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:25 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:25 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:26 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 3: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:26 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:27 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:27 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:27 executing program 6: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:27 executing program 0: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:27 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 0: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:27 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:28 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:28 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:28 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:28 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:29 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:29 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:29 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:29 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:30 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:30 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:30 executing program 4: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:30 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:30 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:30 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:30 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:30 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:30 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:31 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:31 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:31 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:31 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:31 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:31 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:31 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:31 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 6: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:32 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:32 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 6: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:33 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:33 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:34 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:34 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:34 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:34 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:34 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:34 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:35 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:35 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:36 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:36 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:37 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:37 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:37 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:37 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:37 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:37 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x82000, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/22 04:16:37 executing program 6: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x8040, 0x0) vmsplice(r0, &(0x7f0000000200)=[{&(0x7f0000000040)="82834a347a55ccfd135e06f8a03c481e2f4e41217006e14b71b31c24588790157c6149baddb6aebc484e4b373e0f4f3ef0d0fbdc1e74f26c878f493e7fe0fa10a8e9205aacb703a53eefa26fea", 0x4d}, {&(0x7f00000000c0)="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", 0xfa}, {&(0x7f00000001c0)="f039eb9d6fb703ce9280395281cb973200e0f5ec4bf5ce13ee86d21e86dcd5a1836b1e6c45d6f1f76c4b96b4c0e57701d81dec620fe835449fba9d02", 0x3c}], 0x3, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000240)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6006f5260008330000000000350000000000000000000000ff0200000000000000000000000000010000000000089078bbb144dd575b47ab244cc2ef1bad55c63db04492ce9acf6eba0987a3c135d6d1654c495b158e258d4dbd169c8c0b9d1a1c71d1481be296ea708ea4dc3c440c1d48772eb74ebad14b8ba696670d197081d03233ef365f0238b383393af6"], &(0x7f0000775000)) 2018/04/22 04:16:37 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:37 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:37 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:37 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x82000, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/22 04:16:38 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x82000, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/22 04:16:38 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:38 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x82000, 0x0) 2018/04/22 04:16:38 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:38 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:39 executing program 0: ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:39 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:39 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:39 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:39 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:39 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:39 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)) 2018/04/22 04:16:39 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x1000, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:39 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:40 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:40 executing program 4: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:40 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x880, 0x0) ioctl$KDSETLED(r0, 0x4b32, 0x4) r1 = memfd_create(&(0x7f0000000000)="73656c696e75786c6f2dc200", 0x2) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000040)={0x0, {{0x2, 0x4e20, @rand_addr=0x3}}}, 0x88) unshare(0x0) syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) 2018/04/22 04:16:41 executing program 0: socketpair$ax25(0x3, 0x5, 0x8, &(0x7f0000000040)) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000004e00)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:41 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:41 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 0: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000440)='/dev/vcs#\x00', 0x87, 0x0) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/vcs\x00', 0x0, 0x0) poll(&(0x7f0000000580)=[{r1}, {r2}], 0x2, 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000000000)) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x80082, 0x0) ioctl$sock_inet_SIOCGIFADDR(r1, 0x8915, &(0x7f0000000140)={'gretap0\x00', {0x2, 0x4e23, @rand_addr=0x10001}}) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x101100, 0x0) 2018/04/22 04:16:42 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:42 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:42 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:42 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:43 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:43 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:43 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:44 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:44 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:44 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:45 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x0, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:45 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:45 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:46 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:46 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 3: 2018/04/22 04:16:47 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 3: 2018/04/22 04:16:47 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 3: 2018/04/22 04:16:47 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:47 executing program 3: 2018/04/22 04:16:47 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:47 executing program 3: 2018/04/22 04:16:49 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:49 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:16:49 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:49 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:49 executing program 4: 2018/04/22 04:16:49 executing program 3: 2018/04/22 04:16:49 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:49 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:49 executing program 3: 2018/04/22 04:16:49 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:49 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:50 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:50 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:16:50 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:50 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:50 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:51 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:51 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:51 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:51 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:52 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:52 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:52 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:53 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:53 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:53 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:54 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:16:54 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:55 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:55 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:56 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:56 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:56 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:56 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:57 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:57 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:58 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:58 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:58 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:16:58 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:58 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:58 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:59 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:59 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:59 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:59 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:16:59 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:00 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:00 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:01 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:01 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:01 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:01 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:01 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:17:02 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:02 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:02 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:03 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:03 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:03 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:04 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:04 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:04 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:04 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:05 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:05 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:05 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:06 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:17:06 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:06 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:07 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:07 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:07 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:08 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:08 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:08 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:08 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:08 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:09 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:09 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:09 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:10 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:10 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:10 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:10 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:10 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:10 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:11 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:11 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:11 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:11 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:11 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:12 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) 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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:12 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:12 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:12 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:13 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:13 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:13 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:13 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:13 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:14 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:14 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:14 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:14 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:14 executing program 0: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:14 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}], 0x1, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:14 executing program 5: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:14 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:14 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:14 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:15 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:15 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:15 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:15 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:15 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:15 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:16 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:16 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 5: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 4: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:16 executing program 1: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x0, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:17 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:17 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 5: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:17 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:18 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:18 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:18 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:18 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:18 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:17:18 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:18 executing program 4: syz_emit_ethernet(0x3e, &(0x7f0000694ffe)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x33, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x0, 0x8}}}}}}, &(0x7f0000775000)) syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000040)='./file0\x00', 0x2, 0x2, &(0x7f00000010c0)=[{&(0x7f0000000080)="10dd28675b537320bb0cbca16b223d7a53869c0cc626f1e21ddb8935f36c5c96ff536155", 0x24, 0x2}, {&(0x7f00000000c0)="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", 0x1000, 0x49}], 0x0, &(0x7f0000001100)={[{@clear_cache='clear_cache', 0x2c}]}) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001140)='/dev/ppp\x00', 0x4000, 0x0) syz_extract_tcp_res(&(0x7f00000011c0), 0x0, 0x947) setsockopt$llc_int(r0, 0x10c, 0x7, &(0x7f0000001180)=0x100000001, 0x4) syz_mount_image$bfs(&(0x7f0000001200)='bfs\x00', &(0x7f0000001240)='./file0\x00', 0x7f, 0x1, &(0x7f0000002280)=[{&(0x7f0000001280)="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", 0x1000, 0x1f}], 0x0, 0x0) 2018/04/22 04:17:18 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:18 executing program 7 (fault-call:7 fault-nth:0): recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:19 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:19 executing program 4 (fault-call:5 fault-nth:0): recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:19 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:19 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:19 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:19 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:20 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:20 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) [ 184.258875] FAULT_INJECTION: forcing a failure. [ 184.258875] name fail_futex, interval 1, probability 0, space 0, times 1 [ 184.270394] CPU: 0 PID: 10783 Comm: syz-executor4 Not tainted 4.16.0+ #85 [ 184.277350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.286735] Call Trace: [ 184.289369] dump_stack+0x185/0x1d0 [ 184.293040] should_fail+0x87b/0xab0 [ 184.296888] get_futex_key+0x355/0x1d00 [ 184.300972] futex_wake+0x189/0xba0 [ 184.304728] ? SYSC_futex+0x3e1/0x810 [ 184.308611] do_futex+0x28d1/0x6ad0 [ 184.312292] ? entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 184.317736] ? amdgpu_cs_ioctl+0x5e89/0xa440 [ 184.322221] ? kmsan_alloc_meta_for_pages+0x1d9/0x3a0 [ 184.327445] ? kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 184.332671] ? kmsan_alloc_page+0x82/0xe0 [ 184.336852] ? kmsan_set_origin_inline+0x6b/0x120 [ 184.341761] ? __msan_poison_alloca+0x15c/0x1d0 [ 184.346470] ? flush_tlb_mm_range+0x27d/0x420 [ 184.351043] ? kmsan_set_origin_inline+0x6b/0x120 2018/04/22 04:17:20 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) [ 184.355954] ? __msan_poison_alloca+0x15c/0x1d0 [ 184.360652] ? SyS_futex+0x89/0xb0 [ 184.364234] ? SYSC_futex+0xde/0x810 [ 184.367971] ? SyS_futex+0x89/0xb0 [ 184.371605] SYSC_futex+0x3e1/0x810 [ 184.375259] ? mm_release+0x11b/0x5f0 [ 184.379088] ? mm_release+0x11b/0x5f0 [ 184.382918] ? uprobe_free_utask+0x61/0x870 [ 184.387283] SyS_futex+0x89/0xb0 [ 184.390687] mm_release+0x28e/0x5f0 [ 184.394363] exit_mm+0xcb/0x7a0 [ 184.397718] do_exit+0xc01/0x38d0 [ 184.401200] ? __msan_metadata_ptr_for_store_4+0x13/0x20 2018/04/22 04:17:20 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) [ 184.406686] ? __dequeue_signal+0x70d/0xb10 [ 184.411049] do_group_exit+0x1a0/0x360 [ 184.415049] get_signal+0x1320/0x1f20 [ 184.418932] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 184.424411] ? kmsan_set_origin_inline+0x6b/0x120 [ 184.429287] ? __msan_poison_alloca+0x15c/0x1d0 [ 184.433991] ? prepare_exit_to_usermode+0x271/0x3a0 [ 184.439036] do_signal+0xb8/0x1c80 [ 184.442673] ? kmsan_set_origin_inline+0x6b/0x120 [ 184.447549] ? __msan_poison_alloca+0x15c/0x1d0 [ 184.452245] ? syscall_return_slowpath+0xe9/0x700 [ 184.457115] ? prepare_exit_to_usermode+0x4a/0x3a0 [ 184.462105] ? prepare_exit_to_usermode+0xec/0x3a0 [ 184.467069] prepare_exit_to_usermode+0x271/0x3a0 [ 184.471950] syscall_return_slowpath+0xe9/0x700 [ 184.476682] do_syscall_64+0x36d/0x430 [ 184.480615] ? do_migrate_pages+0xe20/0xe20 [ 184.484988] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 184.490199] RIP: 0033:0x455389 [ 184.493404] RSP: 002b:00007fa773289c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000ed [ 184.501138] RAX: 0000000000000000 RBX: 00007fa77328a6d4 RCX: 0000000000455389 [ 184.508423] RDX: 0000000000000000 RSI: 0000000000c00000 RDI: 0000000020012000 [ 184.515712] RBP: 000000000072bea0 R08: 0000000000000002 R09: 0000000000000003 [ 184.523000] R10: 00000000209ecff8 R11: 0000000000000246 R12: 0000000000000013 [ 184.530300] R13: 00000000000003ef R14: 00000000006f8f08 R15: 0000000000000000 2018/04/22 04:17:20 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:20 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:20 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:20 executing program 2: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:20 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:20 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f00000004c0)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000680)={0xafa, 0x0, 0x0, 0x1}) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f00000006c0)={0x6f5a, r2}) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000500)={{{@in6=@mcast1, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@rand_addr}}, &(0x7f0000000600)=0xe8) connect$can_bcm(r0, &(0x7f0000000640)={0x1d, r3}, 0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:20 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:20 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$bt_l2cap(r0, &(0x7f00000005c0), &(0x7f0000000600)=0xe, 0x80800) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:21 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:21 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:21 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:21 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:21 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:21 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:22 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:22 executing program 3: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:22 executing program 1: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(0xffffffffffffffff, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:22 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) fcntl$getflags(r0, 0x3) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:22 executing program 2: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:22 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:22 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:22 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) accept$alg(r0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000004c0)={{{@in=@local, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@ipv4={[], [], @local}}}, &(0x7f00000005c0)=0xe8) clock_gettime(0x0, &(0x7f0000000640)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000800)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x1d, r1}, 0x10, &(0x7f0000000740)={&(0x7f00000006c0)=ANY=[@ANYBLOB="06000000000400000180000000000000", @ANYRES64=r2, @ANYRES64=r3/1000+10000, @ANYRES64=r4, @ANYRES64=r5/1000+30000, @ANYBLOB="000000a0010000b09a0000c0050100006ef0016cc8757b4e"], 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x20004840) 2018/04/22 04:17:22 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:23 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) accept4$bt_l2cap(r0, &(0x7f00000005c0), &(0x7f0000000600)=0xe, 0x80800) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:23 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:23 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:23 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:23 executing program 2: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:23 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x2, &(0x7f0000989000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) shmget(0x3, 0x1000, 0x78000800, &(0x7f0000924000/0x1000)=nil) 2018/04/22 04:17:24 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:24 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) vmsplice(r1, &(0x7f00000007c0)=[{&(0x7f0000000580)="97dc6c7c0166065ac2f6cc99693c3dcfc0be5d0f67a80a0db5fbf5077b40005f8a58323e5402ba4cd9a2b8e489", 0x2d}, {&(0x7f00000005c0)="272d90e535c1cb099324dad0afdd20136269f57b11b147baa7a687de07e4a57756b19500d3b3a39567a6e91a2cfba340b91fb6c9d7518e8c62b3b162cf217b7b878635b7f2ff68a2f7be3faca9aefcb205bbf705dfd683aed6cdf075819d96e579796dd2adbf6a77e243de29ab7109ce7994f807273593ea34770b79f7703a4b073a6303a7dedf30dc3a069b0315c5db40e70be813d1e089ed1d69bdc779727f9ea23e38dfe81b8563730409b6ded5e42d4b7e5ac9426ac25461e3e8960bab7cde0c9228764d6dabeb63bc76f0685db019b6a6439d796960", 0xd8}, {&(0x7f00000006c0)="10a8ff4f9828f3277b05aace83aade0d109ec33f0764f322b65f9cdb53505b93ca0a10043bc2220e59fc130265637edaba373911475a29bc68b138c35ea080197761ee0298fc87f1c61a151b950beabebf5ab9892eacd7607b51e2505be6e5051825cb40db4b3c7654cd90a2100375158079c11a4a730014f80d5d0f6c6a1b0d08d3d33fb4d8ad00ba3a68f2fd79a08d7108acc98d69b15652b8c5beb01751cfbfceb9f15f485efdf1109d3253a13ac471521e277858359a13b79510be1772af1b95e702fda91cb2c04e1c68d4af1c95bfc517eafd1ff6113029e5bc1748550683eab76fc3f62217d1811332501ad369", 0xf0}], 0x3, 0x2) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) r2 = shmget$private(0x0, 0x3000, 0x100, &(0x7f00003bd000/0x3000)=nil) shmctl$SHM_INFO(r2, 0xe, &(0x7f00000004c0)=""/4) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000500), &(0x7f0000000540)=0x14) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:24 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:24 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:24 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:24 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:25 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) fchdir(r0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f00004b6000/0x3000)=nil, 0x3000, 0x2, &(0x7f0000000680)=0xabf, 0x4, 0x7) remap_file_pages(&(0x7f00006b6000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = dup3(r0, r1, 0x0) ioctl$DRM_IOCTL_VERSION(r2, 0xc0406400, &(0x7f0000000640)={0x8, 0x1, 0x506, 0x49, &(0x7f00000004c0)=""/73, 0x52, &(0x7f0000000540)=""/82, 0x6c, &(0x7f00000005c0)=""/108}) 2018/04/22 04:17:26 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0xfffffffffffffdd9) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x73c2, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 0: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:26 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:26 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000965000/0xb000)=nil, 0xb000, 0x0, &(0x7f00009ecff8)=0x80000000, 0x2, 0x6) 2018/04/22 04:17:26 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x80143) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000004c0), &(0x7f0000000500)=0xc) setsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000600)=0x28d, 0x4) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000540)='/dev/rtc\x00', 0x400000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000580)={0xffffffffffff2a1e, 0x0, 0x10000, 0x101}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f00000005c0)={0xffffffffffffffff, r2, 0x2, 0x4}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) fchdir(r0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mbind(&(0x7f00004b6000/0x3000)=nil, 0x3000, 0x2, &(0x7f0000000680)=0xabf, 0x4, 0x7) remap_file_pages(&(0x7f00006b6000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = dup3(r0, r1, 0x0) ioctl$DRM_IOCTL_VERSION(r2, 0xc0406400, &(0x7f0000000640)={0x8, 0x1, 0x506, 0x49, &(0x7f00000004c0)=""/73, 0x52, &(0x7f0000000540)=""/82, 0x6c, &(0x7f00000005c0)=""/108}) 2018/04/22 04:17:27 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:27 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = creat(&(0x7f00000005c0)='./file0\x00', 0x108) renameat2(r2, &(0x7f0000000600)='./file0\x00', r1, &(0x7f0000000640)='./file0\x00', 0x3) 2018/04/22 04:17:27 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x2, &(0x7f0000989000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) shmget(0x3, 0x1000, 0x78000800, &(0x7f0000924000/0x1000)=nil) 2018/04/22 04:17:28 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x2, &(0x7f0000989000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) shmget(0x3, 0x1000, 0x78000800, &(0x7f0000924000/0x1000)=nil) 2018/04/22 04:17:28 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0xb198}, 0x102) r1 = syz_open_procfs(0x0, &(0x7f0000000180)='net/route\x00') preadv(r1, &(0x7f00006c6000)=[{&(0x7f0000ed9000)=""/202, 0xca}], 0x1, 0x8) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f0000000600), &(0x7f0000000500)=0x213) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000086f000/0x4000)=nil, 0x4000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x80000000, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:28 executing program 4: socketpair$ax25(0x3, 0x2, 0xcf, &(0x7f0000000a80)={0xffffffffffffffff}) r1 = accept(r0, &(0x7f0000000bc0)=@can, &(0x7f0000000c40)=0x1e534edfec3abaf0) sendmsg$rds(r1, &(0x7f00000009c0)={&(0x7f0000000580)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10, &(0x7f0000000600)=[{&(0x7f00000005c0)=""/30, 0x1e}], 0x1, &(0x7f0000000880)=[@mask_cswp={0x58, 0x114, 0x9, {{0x4, 0x7}, &(0x7f0000000640)=0x800, &(0x7f0000000680)=0x87, 0x7, 0x3, 0xfffffffffffffff7, 0x20, 0x2, 0x80000001}}, @mask_fadd={0x58, 0x114, 0x8, {{0x101, 0x6}, &(0x7f00000006c0)=0x7, &(0x7f0000000700)=0xfffffffffffffff8, 0x5, 0x80, 0x7ff0000000, 0x7b, 0x10}}, @mask_fadd={0x58, 0x114, 0x8, {{0xff, 0x9}, &(0x7f0000000740)=0x7, &(0x7f0000000780)=0x745, 0x3, 0x6, 0x1, 0x7, 0x10, 0x2}}, @rdma_map={0x30, 0x114, 0x3, {{&(0x7f00000007c0)=""/87, 0x57}, &(0x7f0000000840), 0x2}}], 0x138, 0x1}, 0x20000041) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000004c0), 0x0, &(0x7f0000000ac0)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r3 = accept4$vsock_stream(r2, &(0x7f0000001800)={0x28, 0x0, 0x2712, @host=0x2}, 0xfffffffffffffe8e, 0x80000) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) getsockopt$IP_VS_SO_GET_SERVICE(r3, 0x0, 0x483, &(0x7f0000000080), &(0x7f0000000100)=0x68) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:29 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f00000007c0)={0x0, 0xfffffffffffffffe, 0x2}, &(0x7f0000000800)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000001840)={r1, 0x1293, "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"}, &(0x7f0000000840)=0x1008) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0xa, 0x31, r0, 0x0) r2 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x7fffffd) recvfrom$inet(r0, &(0x7f00000005c0)=""/210, 0xd2, 0x20, &(0x7f00000006c0)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) ioctl$sock_proto_private(r2, 0x89ed, &(0x7f0000000700)="9d6b6e2245d3314086d954d9b14331fde05c94fbb5f096215cc9d7bbab25a9480f627a4d1d11819df0d8565419ebdc383319eb7e0d23f68e2b1faf919ae2f93b676759fdda9b4c80e0bb45db6991e69131f0254e6e8e1bf1d52890aadc1087e1bffcc7bb2766d0ecefd2d8299ef95cb9040f0b3cc8f44b46b654887bf27535b857eef21cfa4d559526876cfb97ad30fac6eebd31e2363fd2c933ce316b709c162c") 2018/04/22 04:17:29 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) ioctl$sock_SIOCADDDLCI(r1, 0x8980, &(0x7f00000005c0)={'veth0_to_bridge\x00', 0x6}) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 3: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0xb198}, 0x102) r1 = syz_open_procfs(0x0, &(0x7f0000000180)='net/route\x00') preadv(r1, &(0x7f00006c6000)=[{&(0x7f0000ed9000)=""/202, 0xca}], 0x1, 0x8) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f0000000600), &(0x7f0000000500)=0x213) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000086f000/0x4000)=nil, 0x4000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x80000000, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000500)='team\x00') getsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000540)={@remote, @remote, 0x0}, &(0x7f0000000580)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000005c0)={{{@in6=@dev, @in6=@dev}}, {{@in=@remote}, 0x0, @in=@loopback}}, &(0x7f00000006c0)=0xe8) r4 = accept(r1, &(0x7f0000000700)=@hci={0x0, 0x0}, &(0x7f0000000780)=0x80) recvmsg(r1, &(0x7f0000000d00)={&(0x7f00000007c0)=@can={0x0, 0x0}, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000840)=""/86, 0x56}, {&(0x7f00000008c0)=""/5, 0x5}, {&(0x7f0000000900)=""/245, 0xf5}, {&(0x7f0000000a00)=""/77, 0x4d}, {&(0x7f0000000a80)=""/27, 0x1b}, {&(0x7f0000000ac0)=""/4, 0x4}, {&(0x7f0000000b00)=""/56, 0x38}, {&(0x7f0000000b40)=""/224, 0xe0}], 0x8, &(0x7f0000000cc0)=""/2, 0x2, 0x9}, 0x2020) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000ec0)={{{@in6=@mcast2, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}}}, &(0x7f0000000fc0)=0xe8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001000)={'ip_vti0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001040)={{{@in=@rand_addr, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @multicast1}}}, &(0x7f0000001140)=0xe8) accept4$packet(r0, &(0x7f0000002a40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000002a80)=0x14, 0x80000) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000002ac0)={{{@in6=@remote, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@multicast1}}, &(0x7f0000002bc0)=0xe8) accept4$packet(r4, &(0x7f0000002c00)={0x0, 0x0, 0x0}, &(0x7f0000002c40)=0x14, 0x80000) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000002c80)={{{@in6}}, {{@in=@local}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000002d80)=0xe8) accept$packet(r0, &(0x7f0000002dc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000002e00)=0x14) accept$packet(0xffffffffffffff9c, &(0x7f0000002e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000002e80)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000002ec0)={'team0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000002f00)={{{@in=@broadcast, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@local}}, &(0x7f0000003000)=0xe8) accept$packet(r0, &(0x7f0000003040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000003080)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f00000030c0)={'vcan0\x00', 0x0}) getpeername(r0, &(0x7f0000003100)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000003180)=0x80) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f00000031c0)={'team0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000d80)={'irlan0\x00', 0x0}) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f00000033c0)={@dev, 0x0}, &(0x7f0000003400)=0x14) getsockname$packet(r0, &(0x7f0000003440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000003480)=0x14) sendmsg$TEAM_CMD_OPTIONS_GET(r0, &(0x7f0000003d40)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x642}, 0xc, &(0x7f0000003d00)={&(0x7f0000002080)=ANY=[@ANYBLOB="14080000", @ANYRES16=r2, @ANYBLOB="000128bd7000fcdbdf250200000008000100", @ANYRES32=r3, @ANYBLOB="8c0102003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES16, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="b4010200400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004008969f37e08000600", @ANYRES32=r6, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000080003000300000008000400010400003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r7, @ANYBLOB="38000100240001006c625f73746174735f72656672657334789c10b94c685f696e74657276616c0000000000000008000300030000000800040000ca2c6902ab7b87955735b5f712d59d00000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300", @ANYRES32=r8, @ANYBLOB="08000700000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r9, @ANYBLOB="4c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000001c000400686173685f746f5f706f72745f6d617070696e670000000008000100", @ANYRES32=r10, @ANYBLOB="7c00020040000100240001006d6f646500000000000000000000000000000000000000000000000000000000080003000500000010000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r11, @ANYBLOB="08000100", @ANYRES32=r12, @ANYBLOB="3001020040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e00000008000400ff0f000008000600", @ANYRES16, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r13, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000200000008000600", @ANYRES32=r14, @ANYBLOB="38000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400ff7f000038000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000080003000300000008000400ff03000008000100", @ANYRES32=r15, @ANYBLOB="2c0102003c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000000c00040068617368000000003c000100240001006d6f64650000000000000000000000000000000000000000000000000000000008000300050000000c00040072616e646f6d000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000800030003000000080004000882190b38000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000080003000300000008000400ff01000040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e000000080004000100000008000600", @ANYRES32=r16, @ANYBLOB="08000100", @ANYRES32=r17, @ANYBLOB="7c0002003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r18, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r19, @ANYBLOB="08000100", @ANYRES32=r20, @ANYBLOB="7800020038000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000080003000300000008000400ffff00003c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r21, @ANYBLOB="08000100", @ANYRES32=r22, @ANYBLOB="b40002003c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000000c000400010100061e6700003c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r23, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f696e74657276616c000000000000000000000008000300030000000800040005000000"], 0x2f}, 0x1, 0x0, 0x0, 0x40800}, 0x4000044) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 3 (fault-call:13 fault-nth:0): mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:30 executing program 1: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = creat(&(0x7f00000005c0)='./file0\x00', 0x108) renameat2(r2, &(0x7f0000000600)='./file0\x00', r1, &(0x7f0000000640)='./file0\x00', 0x3) 2018/04/22 04:17:30 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:17:30 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000c9c000/0x3000)=nil, 0x3000, 0x7, 0x31, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00000006c0)=0x7, 0x4) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) link(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000640)='./file0\x00') pwrite64(r0, &(0x7f0000000600)="ce2041106d24b48824e5c4d6704c90efdbe0cfbc90e55b90ac700024a886e12f53afd3f291", 0x25, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000000680)) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x1000, 0x3, &(0x7f0000fff000/0x1000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x400, 0x8000000) 2018/04/22 04:17:30 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:30 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000a49000/0x3000)=nil, 0x3000, 0xa, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f00000005c0)={'veth0_to_team\x00', 0x1}) 2018/04/22 04:17:31 executing program 7: syz_emit_ethernet(0x4a, &(0x7f00000006c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00033200fe7e00060000000000000000000000aafe8000000000000000000000000000aa00000000", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5000edeb907800007ced40c4fb38c957b74d50ea75b9b1cfac69c4e7b6df814aed3c6f05ae0dbb405046339528cc990fb195a1a329a9cf15601f4a308c89b5ea33de40d2327f0130c08dcef565952617b768fcb154f7f6dd28bf33cf93c5d340af3a183cc8dd893d46be426075648d54a922f823c5814d63649c63d0fff6de43b83982540e4f85560cbf827833a6d3cdaf532ec66267e9d200000000000000050000000000449fce135b2e185a70128fb2220a"], &(0x7f00000002c0)) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000b8c000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETA(r0, 0x802c542a, &(0x7f0000bd8000)) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r1, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r1, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f000060d000/0x3000)=nil, 0x3000, 0x0, 0x3, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) [ 195.743830] FAULT_INJECTION: forcing a failure. [ 195.743830] name failslab, interval 1, probability 0, space 0, times 0 [ 195.755282] CPU: 0 PID: 11112 Comm: syz-executor3 Not tainted 4.16.0+ #85 [ 195.762257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 195.771646] Call Trace: [ 195.774382] dump_stack+0x185/0x1d0 [ 195.778067] should_fail+0x87b/0xab0 [ 195.781844] should_failslab+0x279/0x2a0 [ 195.786022] kmem_cache_alloc+0x136/0xb90 [ 195.790240] ? __split_vma+0x1d5/0xcd0 [ 195.794174] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 195.799638] __split_vma+0x1d5/0xcd0 [ 195.803418] do_munmap+0x9d5/0x26d0 [ 195.807156] ? cap_mmap_addr+0x2c/0x3c0 [ 195.811218] mmap_region+0x1510/0x33b0 [ 195.815187] do_mmap+0x16ac/0x1830 [ 195.818848] vm_mmap_pgoff+0x31b/0x430 [ 195.822792] SYSC_mmap_pgoff+0x260/0xaf0 [ 195.826909] SyS_mmap_pgoff+0x8a/0xb0 [ 195.830811] SYSC_mmap+0x172/0x1a0 [ 195.834588] SyS_mmap+0x85/0xb0 [ 195.837915] do_syscall_64+0x309/0x430 [ 195.841849] ? align_vdso_addr+0x420/0x420 [ 195.846132] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 195.851349] RIP: 0033:0x455389 [ 195.854561] RSP: 002b:00007f2d5e5bec68 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 195.862304] RAX: ffffffffffffffda RBX: 00007f2d5e5bf6d4 RCX: 0000000000455389 [ 195.869603] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000020000000 [ 195.876910] RBP: 000000000072c2f0 R08: ffffffffffffffff R09: 0000000000000000 [ 195.884216] R10: 0000000000000032 R11: 0000000000000246 R12: 0000000000000015 [ 195.891525] R13: 00000000000003fe R14: 00000000006f9070 R15: 0000000000000000 2018/04/22 04:17:32 executing program 1 (fault-call:5 fault-nth:0): getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:32 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) ioctl$sock_inet6_tcp_SIOCATMARK(r0, 0x8905, &(0x7f00000004c0)) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 3 (fault-call:13 fault-nth:1): mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:32 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000000ac0)={0x28, 0x0, 0x6713, @reserved=0x1}, 0x10, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f000018b000/0x4000)=nil, 0x4000, 0xd, 0x5, 0x8000000) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000600)='team\x00') getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000700)={{{@in6=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6}}, &(0x7f0000000800)=0xe8) getsockname$packet(r0, &(0x7f0000000840)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000880)=0x14) getpeername$packet(r0, &(0x7f00000008c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000900)=0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000940)={{{@in6=@mcast1, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@broadcast}}, &(0x7f0000000a40)=0xe8) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000000a80)={{0x10001, 0x100000000, 0x9, 0x80000000, 0xe09, 0xfffffffffffffff9}, 0x2}) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000e40)={@remote, 0x0}, &(0x7f0000000e80)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000ec0)={{{@in=@broadcast, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000000fc0)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000010c0)={{{@in, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6}}, &(0x7f00000011c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000001200)={'team0\x00', 0x0}) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000001300)={@broadcast, @rand_addr, 0x0}, &(0x7f0000001340)=0xc) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000000640)={'nat\x00'}, &(0x7f00000006c0)=0x78) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000b00)={@remote, @multicast2}, &(0x7f0000000b40)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001380)={'erspan0\x00', 0x0}) sendmsg$TEAM_CMD_NOOP(r0, &(0x7f00000017c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x1020001}, 0xc, &(0x7f0000001780)={&(0x7f00000013c0)=ANY=[@ANYBLOB="88030000", @ANYRES16=r2, @ANYBLOB="000026bd7000fddbdf250000000008000100", @ANYRES32=r3, @ANYBLOB="740102003c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000000c0004000300fd040200000038000100240001006e6f746966795f70656572735f696e74657276616c000000000000000000000008000300030000000800040000020000400001002400010071756575655f6964000000000000000000000000000000000000000000000000080003000300000008000400a300000008000600", @ANYRES32=r4, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r5, @ANYBLOB="4c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000001c00040000000501090000000000007f060000005207ffcf0200000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000800030003000000080004000100008008000100", @ANYRES32=r6, @ANYBLOB="7400020038000100240001006e6f746966795f70656572735f636f756e7400000000000000000000000000000800030003000000080004001708000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004000500000008000100", @ANYRES32=r7, @ANYBLOB="7401020040000100240001006d6f646500000000000000000000000000000000000000000000000000000000080003000500000010000400726f756e64726f62696e000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r8, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004000400000008000600", @ANYRES32=r9, @ANYBLOB="3800010024080100616374697665706f727400000000000000000008000300030000000800040000000000000000000000000000", @ANYRES32=r10, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r11, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r12], 0x388}, 0x1, 0x0, 0x0, 0x40040c0}, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:32 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) ioctl$sock_netrom_SIOCADDRT(r0, 0x890b, &(0x7f00000005c0)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:33 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000180)={0x7, 0x7, 0x8000, 0x3, 0x52d8, 0x8b, 0x1000, 0x2, 0xfff, 0x39c5, 0x3, 0x1}) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)="62747266730062c20297047f4cf4010701219394700467835a0363e6466807000000db39b41b75baf7c7d9c96bd3c27373561adc80e7a6129bb4a46c45ed54574eb2ebddb5178b7d668256a9b35180e3286273b732b46e372014775c5b3eaeb53fc0936d2fe190610133223cb324379c2d353889cf28334a60444f2dafdf23c5ac274e28b89bad7ecc7c3254b3d6fbeff2ffa0991d26ca5fd776ce5a69f0ded04d3f075d5a446c562e7e78bab48cd4bc72b7e72729e9546aeeeae1821959b96d240d43", 0x0, &(0x7f0000000040)="966691d8901956ad5541e40c7ca659a8daf19abfa5d03bbe316367ee23e7895f0c51d996d72a983b1c9491401629ab97e44a39acfdbe14160a3db7b4c52fb9b9ad7f243f7abb1fd97a3a1e563d8a81d93433c234fb7c57dbbb422af04595fa3894f483cfa0") umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:33 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0x29b, 0x800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0x138}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000580)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f00000004c0)={0x28, 0x0, 0x100002710, @host=0x2}, 0x10, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:33 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) accept$ax25(r0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x5, 0x3) 2018/04/22 04:17:34 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:17:34 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./control\x00', 0x200, 0x80) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x5, 0x36, r0, 0x3) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:34 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x40) ioctl$RNDCLEARPOOL(r0, 0x5206, &(0x7f0000000040)=0x81) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:34 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:34 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:34 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:34 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000200)={0x0, 0x81, "799240b1eded57d033010e8574e3b88bae6d05d291967b44ca36c2b86a90ef3aa888ebd464a1944065a6b2c711ca2b67f5ca8c70d05bf8f0f8916bcd94f98a5928e7fe02d50f79516832ca286f8f3744f7376e31cd0a5564d1cd09bd26ec0a27336ef0367a5485ea09afecf4fe5f0a8c24bf210c77bfa991183c1e0f79762ce093"}, &(0x7f0000000040)=0x89) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000080)={r2, 0x6}, 0x8) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:35 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) ioctl$sock_netrom_SIOCADDRT(r0, 0x890b, &(0x7f00000005c0)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f000009b000/0x2000)=nil, 0x2000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) unlink(&(0x7f00000000c0)='./file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) ioctl$EVIOCSKEYCODE(r1, 0x40084504, &(0x7f0000000080)=[0x2, 0xffff]) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:36 executing program 1: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x80, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x200000, 0x0, 0x8000000) ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f0000000040)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000000ac0)={0x28, 0x0, 0x6713, @reserved=0x1}, 0x10, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f000018b000/0x4000)=nil, 0x4000, 0xd, 0x5, 0x8000000) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000600)='team\x00') getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000700)={{{@in6=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6}}, &(0x7f0000000800)=0xe8) getsockname$packet(r0, &(0x7f0000000840)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000880)=0x14) getpeername$packet(r0, &(0x7f00000008c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000900)=0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000940)={{{@in6=@mcast1, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@broadcast}}, &(0x7f0000000a40)=0xe8) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000000a80)={{0x10001, 0x100000000, 0x9, 0x80000000, 0xe09, 0xfffffffffffffff9}, 0x2}) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000e40)={@remote, 0x0}, &(0x7f0000000e80)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000ec0)={{{@in=@broadcast, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000000fc0)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000010c0)={{{@in, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6}}, &(0x7f00000011c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000001200)={'team0\x00', 0x0}) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000001300)={@broadcast, @rand_addr, 0x0}, &(0x7f0000001340)=0xc) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000000640)={'nat\x00'}, &(0x7f00000006c0)=0x78) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000b00)={@remote, @multicast2}, &(0x7f0000000b40)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001380)={'erspan0\x00', 0x0}) sendmsg$TEAM_CMD_NOOP(r0, &(0x7f00000017c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x1020001}, 0xc, &(0x7f0000001780)={&(0x7f00000013c0)=ANY=[@ANYBLOB="88030000", @ANYRES16=r2, @ANYBLOB="000026bd7000fddbdf250000000008000100", @ANYRES32=r3, @ANYBLOB="740102003c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000000c0004000300fd040200000038000100240001006e6f746966795f70656572735f696e74657276616c000000000000000000000008000300030000000800040000020000400001002400010071756575655f6964000000000000000000000000000000000000000000000000080003000300000008000400a300000008000600", @ANYRES32=r4, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r5, @ANYBLOB="4c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000001c00040000000501090000000000007f060000005207ffcf0200000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000800030003000000080004000100008008000100", @ANYRES32=r6, @ANYBLOB="7400020038000100240001006e6f746966795f70656572735f636f756e7400000000000000000000000000000800030003000000080004001708000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004000500000008000100", @ANYRES32=r7, @ANYBLOB="7401020040000100240001006d6f646500000000000000000000000000000000000000000000000000000000080003000500000010000400726f756e64726f62696e000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r8, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004000400000008000600", @ANYRES32=r9, @ANYBLOB="3800010024080100616374697665706f727400000000000000000008000300030000000800040000000000000000000000000000", @ANYRES32=r10, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r11, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r12], 0x388}, 0x1, 0x0, 0x0, 0x40040c0}, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) getsockopt$inet6_dccp_int(r0, 0x21, 0x15, &(0x7f00000005c0), &(0x7f0000000600)=0x4) getpeername$packet(r0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000680)=0x14) sendmsg$can_raw(r0, &(0x7f0000000780)={&(0x7f00000006c0)={0x1d, r1}, 0x10, &(0x7f0000000740)={&(0x7f0000000700)=@can={{0x4, 0x202, 0x4, 0x6}, 0x8, 0x0, 0x0, 0x0, "b5381cf1567a30b9"}, 0x10}, 0x1, 0x0, 0x0, 0x8000}, 0x5d348c971eeb80b) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000840)='/dev/vga_arbiter\x00', 0x14400, 0x0) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f00000007c0)={@dev={0xfe, 0x80, [], 0x21}, @local={0xfe, 0x80, [], 0xaa}, @dev={0xfe, 0x80, [], 0x11}, 0xfe2000000000000, 0x8001, 0xd2d7, 0x100, 0x1, 0x80000000, r1}) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) getsockopt$nfc_llcp(r2, 0x118, 0x3, &(0x7f0000000880)=""/151, 0x97) mbind(&(0x7f0000666000/0x1000)=nil, 0x1000, 0x0, &(0x7f00009ecff8), 0x3, 0x6) 2018/04/22 04:17:36 executing program 6 (fault-call:5 fault-nth:0): recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 0 (fault-call:6 fault-nth:0): recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) open(&(0x7f0000000040)='./control/file0\x00', 0x2000, 0x1) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:36 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) fcntl$getownex(r0, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$peek(0x2, r1, &(0x7f0000000040)) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000540)="e0d8c7e10a1225154187", 0xa) accept4$vsock_stream(r0, &(0x7f0000000500)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x2000007, 0x0, 0x0) mincore(&(0x7f00004bc000/0x1000)=nil, 0x1000, &(0x7f00000004c0)=""/29) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:36 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) syz_genetlink_get_family_id$team(&(0x7f0000000500)='team\x00') accept$packet(r0, &(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000015c0)=0x14) recvmsg$kcm(r0, &(0x7f00000017c0)={&(0x7f0000001600)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000001780)=[{&(0x7f0000001680)=""/194, 0xc2}], 0x1, &(0x7f0000002840)=""/146, 0x92, 0x7}, 0x0) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000002900)={0x0, @empty, @dev}, &(0x7f0000002940)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000002980)={{{@in6=@mcast2, @in6=@local}}, {{@in6=@mcast1}, 0x0, @in6=@ipv4={[], [], @multicast1}}}, &(0x7f0000002a80)=0xe8) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000002ac0)={0x0, @multicast2, @local}, &(0x7f0000002b00)=0xc) getsockname$packet(r0, &(0x7f0000002b40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000002b80)=0x14) accept4$packet(r0, &(0x7f0000002bc0), &(0x7f0000002c00)=0x14, 0x0) r2 = accept4$packet(r0, &(0x7f0000002c40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000002c80)=0x14, 0x80000) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000002cc0)={0x0, @empty, @multicast1}, &(0x7f0000002d00)=0xc) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000002d40), &(0x7f0000002d80)=0x14) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000002dc0)={@remote, @remote}, &(0x7f0000002e00)=0xc) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000002e40)={{{@in=@loopback, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @multicast2}}, 0x0, @in=@dev}}, &(0x7f0000002f40)=0xe8) r4 = socket$nl_generic(0x2, 0x2, 0x88) sendmsg(r4, &(0x7f00000026c0)={&(0x7f0000000000)=@in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x80, &(0x7f0000001300), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="1400000000000000000000000200000002000200"], 0x14}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000003000)={'team0\x00'}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000003040)={{{@in=@multicast1, @in6=@ipv4={[], [], @rand_addr}}}, {{@in6=@dev}, 0x0, @in6=@loopback}}, &(0x7f0000003140)=0xe8) recvmmsg(r0, &(0x7f0000005180)=[{{&(0x7f0000003180)=@un=@abs, 0x80, &(0x7f0000003300)=[{&(0x7f0000003200)=""/248, 0xf8}], 0x1, &(0x7f0000003340)=""/153, 0x99, 0x131d}, 0x9}, {{0x0, 0x0, &(0x7f0000004ac0)=[{&(0x7f0000003400)=""/146, 0x92}, {&(0x7f00000034c0)=""/212, 0xd4}, {&(0x7f00000035c0)=""/187, 0xbb}, {&(0x7f0000003680)=""/223, 0xdf}, {&(0x7f0000003780)=""/215, 0xd7}, {&(0x7f0000003880)=""/205, 0xcd}, {&(0x7f0000003980)=""/2, 0x2}, {&(0x7f00000039c0)=""/225, 0xe1}, {&(0x7f0000003ac0)=""/4096, 0x1000}], 0x9, &(0x7f0000004b80)=""/65, 0x41, 0xffffffff}, 0x5}, {{&(0x7f0000004c00)=@nfc_llcp, 0x80, &(0x7f0000004f40)=[{&(0x7f0000004c80)=""/194, 0xc2}, {&(0x7f0000004d80)=""/158, 0x9e}, {&(0x7f0000004e40)=""/126, 0x7e}, {&(0x7f0000004ec0)=""/51, 0x33}, {&(0x7f0000004f00)=""/51, 0x33}], 0x5, 0x0, 0x0, 0x7}, 0x37a1}, {{&(0x7f0000004fc0)=@hci, 0x80, &(0x7f0000005100)=[{&(0x7f0000005040)=""/176, 0xb0}], 0x1, &(0x7f0000005140)=""/2, 0x2, 0xff4d}, 0x7}], 0x4, 0x1, &(0x7f0000005280)={0x0, 0x1c9c380}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000005540)={'vcan0\x00'}) getpeername$packet(r0, &(0x7f00000055c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000005600)=0x14) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000005640)={@dev}, &(0x7f0000005680)=0x14) getsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f0000005780)={@mcast1}, &(0x7f00000057c0)=0x14) accept4$packet(r0, &(0x7f0000005800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000005840)=0x14, 0x800) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000005980)={{{@in6=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@mcast2}}, &(0x7f0000005a80)=0xe8) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000004c0)={'sit0\x00', r3}) 2018/04/22 04:17:37 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:37 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000600)={'filter\x00', 0x7, 0x4, 0x558, 0x358, 0x358, 0x358, 0x470, 0x470, 0x470, 0x4, &(0x7f00000005c0), {[{{@arp={@multicast2=0xe0000002, @local={0xac, 0x14, 0x14, 0xaa}, 0xffffff00, 0xffffffff, @empty, {[0xff, 0xff, 0x0, 0x0, 0xff, 0xff]}, @empty, {[0xff, 0x0, 0x1d5ff14f83564e6, 0x0, 0xff, 0xff]}, 0x6, 0x9, 0x4909, 0x5, 0x3f, 0x10000, 'veth1\x00', 'gretap0\x00', {0xff}, {0xff}, 0x0, 0x120}, 0xf0, 0x218}, @unspec=@SECMARK={0x128, 'SECMARK\x00', 0x0, {0x1, 0x2b, 'system_u:object_r:selinux_config_t:s0\x00'}}}, {{@arp={@rand_addr=0x76, @remote={0xac, 0x14, 0x14, 0xbb}, 0xffffff00, 0x0, @mac=@link_local={0x1, 0x80, 0xc2}, {[0xff, 0xff, 0x0, 0xff]}, @empty, {[0xff, 0xff, 0x0, 0xff, 0xff]}, 0x81, 0xae19, 0x8001, 0x9, 0x1, 0x9, 'sit0\x00', 'teql0\x00', {0xff}, {}, 0x0, 0x10}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac=@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @mac=@random="042889385c5f", @rand_addr=0x3, @broadcast=0xffffffff, 0xc, 0xffffffff}}}, {{@arp={@remote={0xac, 0x14, 0x14, 0xbb}, @loopback=0x7f000001, 0xffffff00, 0x0, @empty, {[0x0, 0x0, 0x0, 0x0, 0xff]}, @empty, {[0xff, 0xff, 0xff, 0xff, 0xff]}, 0x49cc, 0x8, 0x6, 0xfffffffffffffffd, 0x35e1, 0xab0a, 'veth0_to_bond\x00', 'ipddp0\x00', {}, {}, 0x0, 0x44}, 0xf0, 0x118}, @unspec=@NFQUEUE3={0x28, 'NFQUEUE\x00', 0x3, {0x0, 0x1, 0x2}}}], {{[], 0xc0, 0xe8}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x5a8) r1 = shmget$private(0x0, 0x4000, 0x1004, &(0x7f000057b000/0x4000)=nil) shmat(r1, &(0x7f00003ce000/0x3000)=nil, 0x2000) setsockopt$IP_VS_SO_SET_EDIT(r0, 0x0, 0x483, &(0x7f0000000bc0)={0x21, @loopback=0x7f000001, 0x4e24, 0x3, 'sh\x00', 0x6, 0x81, 0x4e}, 0x2c) 2018/04/22 04:17:37 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:38 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0xffffffff, @hyper}, 0xfffffffffffffcd7, 0x827fb) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x10000, 0x4) 2018/04/22 04:17:38 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280)='/dev/ptmx\x00', 0x40000000000, 0x0) ioctl$VT_RESIZEX(r1, 0x560a, &(0x7f00000002c0)={0x3, 0x7fff, 0x100000000, 0x100, 0x100000000, 0x9}) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:38 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f0000ff7000/0x8000)=nil, 0x8000, 0x0, 0x0, 0x8000000) r0 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x6, 0x2800) syz_open_pts(r0, 0x680081) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r1 = msgget(0x0, 0x2) msgctl$MSG_STAT(r1, 0xb, &(0x7f0000000000)=""/54) 2018/04/22 04:17:38 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f00000005c0)={{0xa, 0x4e23, 0x1000, @mcast1={0xff, 0x1, [], 0x1}, 0x1}, {0xa, 0x4e24, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0x200}, 0x0, [0x1, 0xefb, 0x6, 0x81, 0x1f, 0x7f, 0xffffffffffffff13, 0x2f3]}, 0x5c) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000580), &(0x7f0000000500)=0x4) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:38 executing program 3: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000280)='/dev/dsp\x00', 0x10000, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f00000002c0)={0xff, 0xbc3, 0x20, {}, 0xc10, 0x130f}) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000000340)={&(0x7f0000011000/0x2000)=nil, 0x2000}) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000040)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) signalfd4(r1, &(0x7f0000000240)={0xe61b}, 0x8, 0x80800) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x100, 0x80) mmap(&(0x7f0000ef3000/0x3000)=nil, 0x3000, 0x0, 0x1010, 0xffffffffffffffff, 0xfffffffffffffffe) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:38 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:38 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:38 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) r1 = syz_open_dev$sg(&(0x7f0000000640)='/dev/sg#\x00', 0x6, 0x2000) ioctl$DRM_IOCTL_MODE_SETCRTC(r1, 0xc06864a2, &(0x7f00000006c0)={&(0x7f0000000680)=[0x2cea, 0xfffffffffffffff9], 0x2, 0xff, 0x8, 0xff, 0x8000, 0x31a, {0x0, 0x2, 0x1, 0x4, 0x10000, 0x7b31cf99, 0x80, 0x8, 0x7fffffff, 0x6, 0x3f, 0x3ff, 0x6, 0x4, "19df4a87d41e0d4ad772e60b6322b57877eb74f989b8926014efefd720b031cd"}}) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) r2 = syz_open_dev$dspn(&(0x7f00000005c0)='/dev/dsp#\x00', 0x400, 0x80000) ioctl$DRM_IOCTL_ADD_CTX(r2, 0xc0086420, &(0x7f0000000600)) mbind(&(0x7f000034d000/0x4000)=nil, 0x4000, 0x4003, &(0x7f00000007c0), 0x2, 0x7) 2018/04/22 04:17:38 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f00000000c0)=@nl=@proc, &(0x7f0000000140)=0x80) bind$rds(r0, &(0x7f0000000180)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x17}}, 0x10) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x400, 0x0) getsockopt$inet6_dccp_buf(r1, 0x21, 0xc, &(0x7f0000000040)=""/45, &(0x7f0000000080)=0x2d) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) execveat(r1, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000400)=[&(0x7f0000000200)='\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='\x00', &(0x7f00000002c0)='-\x00', &(0x7f0000000300)="73797374656d6367726f75705c21656d317472757374656473656c66f77d73656c6673656c696e75786d643573756d7d2f00", &(0x7f0000000340)='/dev/hwrng\x00', &(0x7f0000000380)='/dev/hwrng\x00', &(0x7f00000003c0)='/dev/hwrng\x00'], &(0x7f00000004c0)=[&(0x7f0000000440)='/dev/hwrng\x00', &(0x7f0000000480)='#vboxnet1]-}wlan0\x00'], 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:39 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f00000d7000/0x3000)=nil, 0x3000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:39 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:39 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x400000000003d, 0xffffffffffffffff, 0x2) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) remap_file_pages(&(0x7f00004e1000/0x1000)=nil, 0x1000, 0xa, 0x80, 0x20001) 2018/04/22 04:17:40 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x7, 0x111a00) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000040)={0x0, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x3, 0x9}, &(0x7f0000000100)=0x90) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000140)={r1, 0x48, "aeff326cd0b851c9c96741cf60c9525cd79de903142501627e738bcac1ec3003425f150b05bdc25e6d421de3817f9f273dd1d3553c4b42a6ab7c855bc2adc82f57bd02f09e2df325"}, &(0x7f00000001c0)=0x50) prctl$setmm(0x23, 0x7, &(0x7f000022b000/0x4000)=nil) 2018/04/22 04:17:40 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x400000001}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000000040), 0x0) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:40 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:40 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000300)={0x2, [0x8, 0x1]}, &(0x7f00000004c0)=0x8) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x100000001, 0x4) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000280)='/dev/rtc\x00', 0x4000, 0x0) mbind(&(0x7f0000219000/0x4000)=nil, 0x4000, 0x0, &(0x7f0000000500), 0x4, 0x5) ioctl$UFFDIO_UNREGISTER(r1, 0x8010aa01, &(0x7f00000002c0)={&(0x7f0000711000/0x3000)=nil, 0x3000}) write$binfmt_elf64(r0, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0xb18) inotify_init1(0x80800) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:40 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2716, @any=0xffffffff}, 0x10, 0x20000000000) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:40 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:40 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) r0 = socket$inet(0x2, 0x806, 0x0) unshare(0x400) shutdown(r0, 0x1) poll(&(0x7f0000000000)=[{r0}], 0x1, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x4000, &(0x7f00009ecff8), 0x2, 0x100000003) 2018/04/22 04:17:40 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f00000005c0)=0x0) r2 = fcntl$getown(r0, 0x9) rt_tgsigqueueinfo(r1, r2, 0x4, &(0x7f0000000600)={0x1c, 0x3, 0xc9e, 0x1}) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) setsockopt$inet6_tcp_int(r0, 0x6, 0x5, &(0x7f0000000640)=0x5, 0x4) fcntl$setown(r0, 0x8, r2) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:40 executing program 3: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000001500)='/dev/mixer\x00', 0x40100, 0x0) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000001540)="074df45bb4c04e488271bfde8a53dd112b1d86b0f7a5018b6e87c34bf12063cd16bfcfc228156a85fd37cd1d75d7573de315d61e70976561607558dcd39a15893ec1fb34067964b84b59f02e60ae4324c8f33a6f2a0ea847d0b8f5f96df4061ac21c3ee335be736ec01702e7095e1a305562dc47f4feb6c984d3be1b32a51dbb8c231ff7ca0577671fbe1940f51cc4686c556dca714c05299a447249d377e45d1a556b94b7c0cc036fa371c686969c61793de81636f82168405d90ec71bbb2bedcc8a78093730703ff65fe9c20779eafb52afa6c530b5db7c63fa4ce1029d5020aa41274d87bdbd3003dc9c293066739c7bc", 0xf2) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) setsockopt$sock_int(r0, 0x1, 0x0, &(0x7f0000001640)=0x1, 0x4) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) syz_mount_image$f2fs(&(0x7f0000000040)='f2fs\x00', &(0x7f0000000080)='./control/file0\x00', 0x0, 0x3, &(0x7f0000000300)=[{&(0x7f0000000400)="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", 0x1000, 0x20}, {&(0x7f0000000240)="cc349cb33fb8a1b8381f36838b75c1404c5b1a86e14ae5fd62bf16c4c2a00a8634e1bbdfac1e3ec4e8d257802276fef519a284987eec6774e53b951f72a71429137639b1025fcc1fdfa37316e70d52168e3c1dbb6b153957477c32b43a9c01cc512cc28cbbfdc054d991a1211a2b35cff8e9109dbce2e020ac54e46d5f5daf230b78f361afdc5cdbcbf3f01f0c6f61ff661573be0e", 0x95, 0x1f}, {&(0x7f0000001400)="4ae6f09e7de37e6409f8343b564c038f9485b952e494a223f325197c1797dd73e05241ffe8fa4865f0a31ba23076af2f0c2e7cd4462c06d1af125bfd823d75f1f56d608313739500a50317c12be456458d56463f69a94ae2b4d60e706fef57638df1901aea9770155c2019b2e4c5607516d23953be94e98b6877df61e5b021254dee1d871d23c52d8ae9a99d8bdf9f46f9b8e157d5def319a4730758a50b1b7c1f74ebaf389daf0d", 0xa8, 0x5}], 0x0, &(0x7f00000014c0)={[{@grpjquota={'grpjquota', 0x3d, 'btrfs\x00'}, 0x2c}, {@noacl='noacl', 0x2c}]}) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) userfaultfd(0x800) 2018/04/22 04:17:41 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000002bc0)='/dev/autofs\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x4058534c, &(0x7f0000002c00)={0x1baef5eb, 0x9, 0x5, 0x9}) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) socket$packet(0x11, 0x3, 0x300) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000002b80)=@add_del={0x2, &(0x7f0000002b40)='irlan0\x00', 0x2}) syz_open_dev$midi(&(0x7f0000000280)='/dev/midi#\x00', 0x81, 0x480002) bind$pptp(r0, &(0x7f00000002c0)={0x18, 0x2, {0x1, @multicast2=0xe0000002}}, 0x1e) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) sendmsg$kcm(r0, &(0x7f0000002b00)={&(0x7f00000004c0)=@sco={0x1f, {0x6, 0x100000001, 0x1, 0xfffffffffffff800, 0x7fffffff, 0x2}}, 0x80, &(0x7f0000001780)=[{&(0x7f00000005c0)="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", 0x1000}, {&(0x7f00000015c0)="12a5ebb833d082568fe515902fdcfce6b269b9e7ae3dd625319e87a420f0ce7b2e11a6bb2ca72ef1839f4e43b1c90c2a002a1a5f0bdf0bae05b0ab6fc847c5dd4cde7c9d2ea999e9bb080120fb3988910d1557fd2471160f3389fb34887731fac2f3268f4c98745c5087ab35f897f54c64d08b2ee0b91af6fac77000cb475a", 0x7f}, {&(0x7f0000000300)="82422e61b8c80464cd0d7f945dd3a14904d531abb2a8e4b611b46a01", 0x1c}, {&(0x7f0000001640)="308c9c3f3f907246dad67d5c0e41ae41b7d9aaccaf04328f78b48d5464523d2768f0030a2285a2c32e8c4389b7c7af2220dca22b8c34fbfd99b8f46fb1f5483a1c9e881bcf4fdd086d04b91b9e7cabc69884c3b3f0a8ae14257dc6bb5485bc838e9b726b9635530df0d222", 0x6b}, {&(0x7f00000016c0)="5db9635cc964d30a75f4bfb1398ad978094f96c1ced53241ab22537bf10ac16c3fee3484797b286a39e4593ae72662374008d9d340bbe55313035379262c62b7c3204354743f822ef5468e12406d13b2c985c25bae6984f7b4a3c3e5d3a76fa590bde7c525ebc3f79b81a4550a55208ffc795eab155dcbaf7cd297a5468976cd2b171988caf6eba82a3daf069d1a4e729600f9fe44cb237b4d1b4292494b904a9d349808b32606a1d4d4ae2124c17307389583bcd256ebdb6bef9d400bb8ccb7", 0xc0}, {&(0x7f0000001840)="9c32d57ba97e1960d314e7145c6e72464f9518f234840d8674f189c3cb7880f6fede2eaba6c4eb26be92e370a9a78d806c4412aaa032faaf256af28c01248940f151f637098dab52fac08e38877aa3caf39527a8ee64079d50919d7b5994bd6cf61038a2b701ecf44546071e2eaf394de6fbcf2df45fd4bf0661e0e4b120f3100feb20b233607ad4726cb3fbd82e70699f55f95ff8b5fe789d1ef755fd438fc56b75c4685132358ac9f5845a4c8f955f3915d7cba6f09fca7227f45899d25809a45fd630bdd78e87809d56f2f93e14f0f5666746941952c3266a0f9e3a4aab1e9106149cc848ed642b761c448019c1ce", 0xf0}], 0x6, &(0x7f0000001940)=[{0xb0, 0x101, 0xb9ca, "2ee1e88c5e85cc9586e697087cb898fe52aeb9b518a90a36e16537e2f493f0cc46e79999ed24df36b66b2a033e2ecddaeb268b7a6dea36373101940f3f7eea56ce3745efde59a4658928d9f847f15361b1a8e155015a8f2f6e80870418ef4e2ac6ebcf3853352360053709860d2d4edcf7889498537107dff5624aff22bcab5affe66bbe831d9c0de8e583279b3937dd779fab5e8c4969b388c4458e96bb"}, {0x1010, 0x105, 0x44, "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"}, {0x70, 0x116, 0xfffffffffffffc2f, "dabc7ab7d46db4c88d4ff4848fcbd0aaaf81e6826a47ea0b7552d22156797daaa17fd1c563621ce6197da120c116ebdde2b82e0afe24924e7b1962451816875a247b0583130095a728a70630449082bd12653741b0c0e0703add61322354ed28"}, {0x58, 0x11f, 0x905, "f50f1c4cbfa0788dcf1dcb51150b4da60ca139ab04144772ba4a391cd6a37509e29011eaffab31e33c573bd7c58c33f8925f16fe2c0aa8cfebd968537ed5e60cd6"}], 0x1188, 0x20000080}, 0x0) 2018/04/22 04:17:41 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:41 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) lseek(r1, 0x0, 0x1) 2018/04/22 04:17:41 executing program 4: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x1000, 0x3, &(0x7f0000ffe000/0x1000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:41 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x0, &(0x7f00009ecff8), 0x2, 0x4) 2018/04/22 04:17:41 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:41 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) creat(&(0x7f0000000040)='./file0\x00', 0x20) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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}}], 0xffffff77) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000080)='./control\x00', 0x0, 0x80000000) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:42 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0x10, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:42 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) pipe2(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r0, 0x80045301, &(0x7f0000000240)) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x600000, 0x0) ioctl$VT_RESIZEX(r1, 0x560a, &(0x7f00000001c0)={0xfffffffffffffc00, 0x4, 0x0, 0xffffffffffffffff, 0x40, 0xfffffffffffffaaa}) madvise(&(0x7f000032f000/0x1000)=nil, 0x1000, 0xd) remap_file_pages(&(0x7f00003ac000/0x4000)=nil, 0x4000, 0x0, 0x0, 0x61) ioctl$TUNSETLINK(r0, 0x400454cd, 0x336) ioctl$DRM_IOCTL_GET_MAP(r1, 0xc0286404, &(0x7f00000004c0)={0x0, 0x6, 0x2, 0x10, &(0x7f000065a000/0x400000)=nil, 0x8}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:42 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:42 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountinfo\x00') accept4$inet6(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, @local}, &(0x7f0000000080)=0x1c, 0x80800) 2018/04/22 04:17:43 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r0 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) readlink(&(0x7f00000002c0)='./control/file0\x00', &(0x7f0000000400)=""/245, 0xf5) syz_open_dev$adsp(&(0x7f0000000300)='/dev/adsp#\x00', 0x5, 0x40) write$sndseq(r0, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') name_to_handle_at(r0, &(0x7f0000000080)='./control/file0\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="38000000000000007b9c9359c9ec6121c6df44e52a0e21756e4ca8f465cb3d42e1f536594f19c990cc6addbaa5a81209cdf926e1c022233829571ab570"], &(0x7f0000000280), 0x400) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) ioctl$DRM_IOCTL_AGP_ENABLE(r0, 0x40086432, &(0x7f0000000040)=0x9) umount2(&(0x7f0000000200)='./file0\x00', 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000500)={0x7f, 0x0, 0x5c, 'queue1\x00', 0x6}) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x810, r0, 0x0) 2018/04/22 04:17:43 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:43 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x2, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) write$binfmt_misc(r1, &(0x7f00000004c0)={'syz0', "853acc9036d63285bdb19ba6fa5ac3c5907b06ed2b6359e3a61988455ca4361739909eeb91aa41627a186cf2d1d961ae7ceeff4c86e96cabb0c442c5efc56118ccb80eae871942faedbf5e2ac3aad451186c45b6145ac61848f01c6eceae2b51a3d80bc9be31c98b4269804fbb26f8693d2fd265e218c3efe0e7e1b105824de3762be8f7a16dc9f6cf44f3f4ab67e64e275b1a541192fde5797e8f0a3b1b0f4583b755c346ace6646c78094887c8775648b1674acb9c78fea5f009ec66bb5b"}, 0xc3) r2 = getpid() prctl$setptracer(0x59616d61, r2) 2018/04/22 04:17:43 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:43 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x400000, 0x88) mmap(&(0x7f00007be000/0x2000)=nil, 0x2000, 0x0, 0x31, r0, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) fchdir(r1) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) getsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f00000000c0), &(0x7f0000000100)=0x2) r2 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0xbb95, 0x101040) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r2, 0x894b, &(0x7f0000000040)) 2018/04/22 04:17:43 executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000280)='/dev/rfkill\x00', 0x80, 0x0) recvmsg$kcm(r0, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000002c0)=[{&(0x7f00000005c0)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xffffffffffffff18, 0x6}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) sendmsg$kcm(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f00000006c0)="6a4ece13d8b76f1bd2df68573ec75b295ab5a827effbc8b6eb52f250f0f2ead496750ff6bf5f9ca4567aee1cd1799a40d781666b7a3480c2a0f7dc300564f6ec9d5f10c1ff2fe43ee608b773a5ed1a21757649c0ca305072ff43ac97900d241d08cebf1dbe761139cf5a15ef7d779986ea66b132fa2231e28126091df2673eeb3d28e0b069aa528f1bf966aa7cc6001f22359251872b07680bb9f77c61810fd1d655ca6af5bd567128c382f45426c4823dece88f531022ae73a41e0725473c2799236524a191e91c", 0xc8}], 0x1, 0x0, 0x0, 0x8040}, 0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r1, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) ioctl$int_in(r0, 0x5421, &(0x7f0000000080)=0x3836feb3) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:43 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f00000000c0), &(0x7f0000000080)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f0000000040), 0x7, 0x7) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000000)='veth1_to_team\x00') 2018/04/22 04:17:44 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) bind$inet(r0, &(0x7f0000000500)={0x2, 0x4e23}, 0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) socket$inet_icmp(0x2, 0x2, 0x1) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f00000004c0)={0x1, 0x0, 0x6, 0x5}, 0x8) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x100000000003) 2018/04/22 04:17:44 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = dup2(0xffffffffffffff9c, 0xffffffffffffffff) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000040)=0x4, 0x4) getpeername(r0, &(0x7f0000000ec0)=@can={0x0, 0x0}, &(0x7f0000000f40)=0x80) sendto$packet(r0, &(0x7f0000000440)="dbc4c5d3e44272ef4d3bcd83d17c4d1f0eefdf0f10f9726fa1b335d55a7507b71834dbfe0a5b6780cc009f13c184d18e2fb47062f3fb7b503b526261e51b8945581b4984a2655a16d890d45bbf64a0a41f01d6e1d4c8c3e40bd359f5d0897cb49a5df6be60326d0569dd36d8bd7f0d3389e63f67df99ce9abcf3b5335e73286c2bc9c69aa86779ba24d8824af3", 0x8d, 0x4, &(0x7f0000000f80)={0x11, 0xff, r1, 0x1, 0x3, 0x6}, 0x14) r2 = userfaultfd(0x0) getsockname$packet(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000300)=0x14) setsockopt$packet_drop_memb(r0, 0x107, 0x2, &(0x7f0000000340)={r3, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f0000000500)={0x200, @tick=0x101, 0x8, {0x1, 0x9}, 0x3ff, 0x3, 0x5ddc}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) connect$vsock_dgram(r0, &(0x7f0000000400)={0x28, 0x0, 0x2711, @any=0xffffffff}, 0x10) r4 = creat(&(0x7f0000000600)='./file0\x00', 0x10) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000080)={0x0, 0x4, 0x7}, &(0x7f0000000240)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x18, &(0x7f0000000280)={r5, 0x81}, 0x8) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:44 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mount(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='./file0\x00', &(0x7f0000000640)='coda\x00', 0x80, &(0x7f0000000680)="8e7742a81d29e5a1c11a6b00c5c717fdb99d0f3411e83fe949412918ab32586b4874bf562d1d4f3aa64844b50e3414b94898ece0c65adad4d2cd45339b5e66f3fd546486a3cd29cbca872b127833d1c833651ffaa6b3b52c95e380ba74a232a7040100e9c3b858e40af5e19f1f149dc014e65a7cecbfdaab0dc7f449744425d19ac55b1ab3a00df9e9d05547fbfa8a1661992235fb875819f97647d6be14b320b4868a3cf1ec3343d4e16aec92d1b0d17dddbf24f9ff4ce07ac4e240657bbb80b359706bfde0") setsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000000780)=0x3f, 0x1) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000007c0), &(0x7f0000000800)=0x14) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x1002, 0x2) 2018/04/22 04:17:44 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) open$dir(&(0x7f0000000280)='./file0\x00', 0x880, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) r1 = syz_open_dev$vcsn(&(0x7f00000002c0)='/dev/vcs#\x00', 0x8001, 0x80) ioctl$LOOP_GET_STATUS64(r1, 0x4c05, &(0x7f00000005c0)) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:44 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x500, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000040)={0xaa}) 2018/04/22 04:17:44 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x2000000000000000}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) syz_open_dev$sndpcmp(&(0x7f0000000700)='/dev/snd/pcmC#D#p\x00', 0x2, 0x400200) socket$inet_icmp(0x2, 0x2, 0x1) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000740)) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x200000, 0x0) time(&(0x7f00000006c0)) recvmsg$kcm(r0, &(0x7f0000000680)={&(0x7f00000001c0)=@ipx, 0x80, &(0x7f0000000600)=[{&(0x7f0000000240)=""/40, 0x28}, {&(0x7f00000004c0)=""/72, 0x48}, {&(0x7f0000000540)=""/172, 0xac}], 0x3, &(0x7f0000000640)=""/34, 0x22, 0xffffffff}, 0x0) 2018/04/22 04:17:44 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:44 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:46 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x20) getsockname$ipx(r1, &(0x7f0000000080), &(0x7f0000000240)=0x10) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:46 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:47 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f00000c1000/0x4000)=nil, 0x4000, 0x1000002, 0x10, r0, 0x12) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:47 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:47 executing program 0: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x800) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f00000005c0), 0x4) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r1, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f000070e000/0x1000)=nil, 0x1000, 0x0, 0x0, 0x2020) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/net/pfkey\x00', 0x288200, 0x0) r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000300)='/dev/rtc\x00', 0x40, 0x0) renameat2(r2, &(0x7f00000002c0)='./file0\x00', r3, &(0x7f00000004c0)='./file0\x00', 0x2) 2018/04/22 04:17:47 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$bt_BT_SNDMTU(r0, 0x112, 0xc, &(0x7f0000000180)=0x3, 0x2) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = shmget(0x0, 0x4000, 0x100, &(0x7f0000b7a000/0x4000)=nil) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0xc) lstat(&(0x7f0000000240)='./file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000540)={{{@in6=@loopback, @in6=@ipv4={[], [], @multicast2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@broadcast}}, &(0x7f0000000640)=0xe8) r6 = getegid() fcntl$getownex(r0, 0x10, &(0x7f0000000680)={0x0, 0x0}) r8 = gettid() shmctl$IPC_SET(r2, 0x1, &(0x7f00000006c0)={{0x8001, r3, r4, r5, r6, 0xa4}, 0x5, 0x5, 0x7f, 0xfff, r7, r8, 0x401}) 2018/04/22 04:17:47 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = fcntl$getown(0xffffffffffffffff, 0x9) sched_getscheduler(r0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt(r1, 0x7fff, 0x5, &(0x7f0000000000)="2344f8b3bf5ea6d48e6b5afdf4c0b246407b80ea53816d8d8deb89ed0c655739291d205f62609a43e644f4cfb2f7866178ab8185b009879a5830e4de690b17ac70f0c2f79072c37eb82ad8373330b682337828c6f039fc79e99417b1dd3b5295a67551f16b18e3f8ebd3b9c6d93bb07ef1994d43f78bca05aed321a061d3d3e7a940b08c7312aadc3b4907b3b54ee9f49b4f0c37ea4cab2aec8d879dbfc99e93f0ca83911619bec179f16a21be649c1f75ddb4a478474bedb57916f578c2ba531574f379134cacbf0909cf87b7b4dfc13f50bd9443c9698f2f6d07c668364f3688e77d5b52094a7008e5d58de444d99c42a3f47c", 0xf4) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:47 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r1, &(0x7f0000000040)="0402270d73b280207338c8e2c48571ac62a9deb7"}, 0x10) 2018/04/22 04:17:47 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:47 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f00000004c0)=""/207, 0xcf}, {&(0x7f00000005c0)=""/227, 0xffffffffffffffb9}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xd5, 0x2000000007}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000000780)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000080)={0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000140)={{{@in6=@mcast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@loopback}}, &(0x7f0000000240)=0xe8) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000006c0)={0x0, 0x0, 0x0}, &(0x7f0000000700)=0xc) syz_fuseblk_mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', 0x2, r3, r4, 0x50995825, 0x9, 0x80) ptrace$cont(0x3f, r2, 0x8, 0x1) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f0000097000/0x2000)=nil, 0x2000, 0x0, 0x0, 0x10000000000) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000740)=@int=0x8a, 0x4) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) fsetxattr(r0, &(0x7f00000007c0)=@random={'os2.', "2bfd00"}, &(0x7f0000000800)='*posix_acl_accessGPL*[\x00', 0x17, 0x2) 2018/04/22 04:17:48 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) r1 = gettid() getpgrp(r1) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) pipe2(&(0x7f00000004c0), 0x84800) 2018/04/22 04:17:48 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x4, 0x31, r0, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) fcntl$getownex(r0, 0x10, &(0x7f0000000640)={0x0, 0x0}) ptrace$setregs(0xf, r1, 0x8, &(0x7f0000000680)="d649703ec51d41c3ec6656b4b2046c61cc883c2a7fff1a5372dfb056a096a64933ff99f9a6f373a0f5169aa08b48f51ec088c24b9e6d097a36858f9f0430a9e2") getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r2 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) tee(r2, r0, 0x1f, 0x8) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) getsockname$ax25(r0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) 2018/04/22 04:17:48 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000140)=0x18c) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x44a900, 0x0) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f00000000c0)=0x5) getsockname$inet6(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x1c) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) pivot_root(&(0x7f0000004d40)='./file0\x00', &(0x7f0000005380)='./file0\x00') accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000180)) sendmmsg$alg(r0, &(0x7f0000006800)=[{0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f00000001c0)="11d2da30eb3f2a", 0x7}, {&(0x7f00000004c0)="ab8ca7b75f5ab5c4f534680923e17357d9f7e17fe3d968762ce0335e17fd21bdb47a64152a5c433d2b67c4eedb312a0ca9dd3182e13964541b82be49b8c89d621be5c334dc9859d6141dee91c38cbf21946515dea7959380260c7630386f7d39ed280c501756bfc90688f6e8a4e35cdb8a301dfc69d439494aa3749d24a922220f764ecb9eec69fd21be344061adefa0efee557891faeb8b8353ba07dfcd4ff5d1850a694c667c47124bab4aa93958fa6b3a400589b96e1660f874c73e4a7e45808526e6d5cf4d30a1d8a8e1a1a5af05996abd6596446be2aeef5cfa455b59ec0c887e3bebe2f6b902f6d2f8fe1280265caa5786", 0xf4}, {&(0x7f0000000200)="cd5111d08215e99aa54cbf8c914f9a8797182616a3c14b9361a74974348a7866e93b6daeee5866146597586628687b3a0996d695b31bdba5bde4462fba7e200b41ee1076cafa7cfa9e4266bb5fc2eb3dceb839c1f24d5066aca0a146", 0x5c}], 0x3, &(0x7f0000001840)=[@iv={0xa8, 0x117, 0x2, 0x93, "81995c5c9b4e6eaf98a085bac944d1ef58230a7ce372166779d1b7f83cbb020e545cf78cf3ab4bec46e1e5706380c8f526f31fbcb3d65b9177f6374d02856441ed8194924733c597adef11f550c0d19997e1f1ddffa7510abf1610af42735359c15888854156f43bdc00e18a25806365db62df2ceaebc5104f0901f50ad44d4ff7f9f79fc22b7ac32ea0a6294b63049fe24e86"}, @op={0x18, 0x117, 0x3}, @iv={0x1018, 0x117, 0x2, 0x1000, "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@op={0x18, 0x117, 0x3}, @assoc={0x18, 0x117, 0x4, 0x8000}, @iv={0xe8, 0x117, 0x2, 0xd0, "5d5ca33f64f56b0a4ccf90fdffdaf805c96ad4cdc40791a41c6d42c9e5f8524af139cd774dfc6cbc64b309f72d8cfbdf9690a580690f7d15dbaf4af38a6b6bb0d9624f630c639d91db4b7a30cdcf0a50f523c2b67db902a4aeba2256e6ac84af1f7ebfaeba59bcdd3a2a358212f56dfa8882f939f8f412cad8265ceb23c0d81d9c979f3c201c1b6a284c50e7c3c6ddb21ad00344a1f9415a4cc5e81a3ce98e2b3dd48538e5b933930262881f1040d4189d138cbb6f4819e3533f0186e9b18c568ce2bfb94e2e8656f0b77a763e8bc3e2"}, @assoc={0x18, 0x117, 0x4, 0x7fff}], 0x1208, 0x20000000}, {0x0, 0x0, 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"}, @assoc={0x18, 0x117, 0x4, 0x9}, @iv={0x18, 0x117, 0x2}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0x1ff}], 0x1160, 0x8000}, {0x0, 0x0, &(0x7f00000066c0)=[{&(0x7f0000006580)="5fad269b3e7c65b98d5e4d9533f00c55893080ac2b0687acd91afcdd04965d2db08ae64377f1f08b317f07db44c94c81acfc6a35c44508253a6fc12f0658706d9f7893719fd66edddce2dfcac2c2075f83bc64ed26d4706da745fb4e85e2db20f035e646ace090d23e43ac7b7fcd58f4e77fec5405d97dac7f67dd73badf9be15785f1ff69269bd556159289ce2568565329344a557bf351f3e0753c3f444472f4d82173a2375471521a714c2fe085a9f1c9b2d41f071f48ecb751e4acafea5cc9790f1e0b88b5355f607fc5f9c47264eb8f46d422861b5be949", 0xda}, {&(0x7f0000006680)="f79c172aaa731b132a947e8a87c655b23532bdb6f0223bdacb85ac", 0x1b}], 0x2, &(0x7f0000006700)=[@iv={0xd8, 0x117, 0x2, 0xbe, "f36a15af686fcadfcdd987de080137d565fcba6558e2d11d5ad1e6c61caee08953594740d0d83396028bfa0ce8b55aac63e6984b2b2bf6587e249ed68f8f88fb4baa2a309c9bf7df70fa74fca739ed61653625fd09aa6304bc5ebcbe04d96c16e6363f9fc109b3f7004aa310eb2dc607199a815318e97893f0cd423601ac5d26e8f2362841ba76616f6b68afbe4040107338e7e7a37e93b1b582532cbb748a8ab1b96b38eacec7b995042136c5ebfcfd5445d093206766462d05a4c50532"}, @op={0x18, 0x117, 0x3, 0x1}], 0xf0, 0x4}], 0x8, 0x4) remap_file_pages(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mkdir(&(0x7f0000000040)='./control\x00', 0x1) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) fchdir(r0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:48 executing program 6: r0 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0x0) keyctl$describe(0x6, r0, &(0x7f00000004c0)=""/129, 0x81) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @reserved=0x1}, 0x10, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x2) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000500)={0x0, @in6={{0xa, 0x4e23, 0x2e07062f, @loopback={0x0, 0x1}, 0x8}}, 0x5, 0x6, 0x9, 0x100, 0x8}, &(0x7f00000001c0)=0x98) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000005c0)=@assoc_id=r1, 0x4) r2 = syz_open_dev$sndpcmc(&(0x7f00000004c0)='/dev/snd/pcmC#D#c\x00', 0x2, 0x1) ioctl$DRM_IOCTL_RES_CTX(r2, 0xc0106426, &(0x7f0000000240)={0x5, &(0x7f0000000200)=[{}, {}, {}, {}, {}]}) ioctl$SNDRV_TIMER_IOCTL_STATUS(r2, 0x80605414, &(0x7f0000000600)=""/116) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000180)=0x9, 0x4) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:48 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:49 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:49 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') creat(&(0x7f0000000080)='./control/file0\x00', 0x1) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) setsockopt$bt_BT_VOICE(r1, 0x112, 0xb, &(0x7f0000000040)=0x3, 0x2) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:49 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:49 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) prctl$setmm(0x23, 0x0, &(0x7f000048c000/0x4000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0xffffffffffffffff, &(0x7f00009ecff8)=0x1000, 0x2, 0x3) 2018/04/22 04:17:49 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000280)=@req={0x323, 0x5, 0x6, 0x8}, 0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000640)='/dev/dmmidi#\x00', 0x5, 0x44c0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000680)={{0x3, 0x3, 0x2, 0x3, 0x8c}, 0x3, 0x7, 0x5}) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300)='/dev/sequencer\x00', 0x400, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r2, 0xc02c5341, &(0x7f00000005c0)) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) r3 = memfd_create(&(0x7f00000002c0)='%cpuset\x00', 0x0) ioctl$EVIOCGREP(r3, 0x80084503, &(0x7f00000004c0)=""/115) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:50 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet6_tcp_int(r0, 0x6, 0x3e, &(0x7f0000000580), &(0x7f00000005c0)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) setsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000500)=0x200, 0x4) r1 = semget$private(0x0, 0x1, 0x2) semop(r1, &(0x7f0000000540)=[{0x4, 0x600, 0x802}], 0x2aaaaaaaaaaaaac5) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000180)={0x0, 0x80000001}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000200)={r2, 0xfffffffffffffff7}, &(0x7f0000000240)=0x8) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000600), 0x4) sigaltstack(&(0x7f0000bfc000/0x3000)=nil, &(0x7f0000000640)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000004c0)) 2018/04/22 04:17:50 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f00000005c0)) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) mremap(&(0x7f0000560000/0x4000)=nil, 0x4000, 0x3000, 0x3, &(0x7f0000893000/0x3000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockopt$SO_COOKIE(r0, 0x1, 0x39, &(0x7f00000004c0), &(0x7f0000000500)=0x8) shmget(0x1, 0x1000, 0x80, &(0x7f0000dea000/0x1000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:50 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000005c0)={r0}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:50 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:51 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = dup2(r0, r0) ioctl$VT_DISALLOCATE(r1, 0x5608) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x1ff, 0x0, 0x0, @time, {0x0, 0x200}, {}, @raw8={"54d1edfc75805ee0995d92c2"}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:51 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) open(&(0x7f0000000280)='./file0\x00', 0x20000, 0x20) remap_file_pages(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0xa3a, 0x20) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000005c0)={{{@in=@multicast2, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@mcast2}}, &(0x7f00000002c0)=0xe8) setfsuid(r1) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 1: r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffff9c) ioctl$TUNSETPERSIST(r0, 0x400454cb, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2710, @reserved=0x1}, 0x10, 0x0) accept4$vsock_stream(r0, &(0x7f0000000040)={0x28, 0x0, 0xffffffff, @any=0xffffffff}, 0x10, 0x800) setsockopt(r1, 0x4, 0x8000, &(0x7f0000000000)="8ce178c15a65b784d07a1f4c3c1d0c5af6fa3066a25dae7054e6258784403ef24405812042176e", 0x27) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) r2 = dup3(r1, r0, 0x7ffff) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$EVIOCGUNIQ(r2, 0x80404508, &(0x7f00000004c0)=""/25) setxattr(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)=@random={'osx.', 'ppp0&-em1\x00'}, &(0x7f0000000580)='GPL]wlan0\x00', 0xa, 0x3) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r1 = syz_open_dev$adsp(&(0x7f0000000600)='/dev/adsp#\x00', 0x5, 0x4c8800) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000640)={&(0x7f00000005c0)='./file0\x00', r1}, 0x10) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') readv(r1, &(0x7f0000000340)=[{&(0x7f0000000240)=""/246, 0xf6}, {&(0x7f0000000040)=""/94, 0x5e}, {&(0x7f0000000400)=""/181, 0xb5}], 0x3) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:52 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) r0 = syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0xfffffffffffffffd, 0x2a0100) ioctl$EVIOCGLED(r0, 0x80404519, &(0x7f00000001c0)=""/163) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) ioctl$GIO_CMAP(r0, 0x4b70, &(0x7f00000004c0)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:52 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x5000, 0x3, &(0x7f00009a3000/0x5000)=nil) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer2\x00', 0x80000, 0x0) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000300)={0x6, 0x3}) mremap(&(0x7f0000f8c000/0x4000)=nil, 0x4000, 0x2000, 0x3, &(0x7f00009db000/0x2000)=nil) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000500)={0x2, 0x5, 0x0, 0x6261, 0xffffffff, 0x5, 0x8, 0x1, 0xffffffff, 0x10000, 0x2, 0x6}) mknod(&(0x7f00000004c0)='./file0\x00', 0x8011, 0xc85d) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = getgid() setgroups(0x1, &(0x7f0000000280)=[r2]) 2018/04/22 04:17:53 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0xa0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:53 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x2000009, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) getpeername(r0, &(0x7f0000000100)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, &(0x7f0000000180)=0x80) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f00000001c0)={0x89d}, 0x4) fcntl$getownex(r0, 0x10, &(0x7f0000000000)={0x0, 0x0}) wait4(r2, 0x0, 0x60000001, &(0x7f0000000040)) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mmap(&(0x7f00003aa000/0x2000)=nil, 0x2000, 0x1000000, 0x10, r0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) sched_yield() accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) sendmsg$nl_route(r0, &(0x7f0000000680)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x4010000}, 0xc, &(0x7f0000000640)={&(0x7f0000000600)=@getroute={0x14, 0x1a, 0x320, 0x70bd27, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000040) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x1000000, 0x800000000000a, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000940)={&(0x7f00000005c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0xb3, &(0x7f0000000340)=[{&(0x7f0000000a40)=""/207, 0xcf}, {&(0x7f0000000840)=""/227, 0xe3}, {&(0x7f0000000980)=""/175, 0xaf}], 0x1000000000000175, &(0x7f0000000640)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f0000f5e000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x8, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) r0 = open(&(0x7f0000000180)='./file0\x00', 0x40, 0x2) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r0, 0xc04064a0, &(0x7f0000000500)={&(0x7f00000001c0)=[0x0, 0x0, 0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000004c0)=[0x0, 0x0], 0x3, 0x9, 0x7, 0x2}) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x8, 0x4, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f0000c5d000/0x1000)=nil, 0x1000, 0x2, 0x0, 0x8000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:17:53 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000180)='net/raw6\x00') write$tun(r1, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"], 0x35b) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) faccessat(r1, &(0x7f00000001c0)='./file0\x00', 0x80, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000200)=0x9, 0x4) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:53 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001ac0)={0x28, 0x0, 0x2713, @host=0x2}, 0x10, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) accept$netrom(r0, &(0x7f0000000580), &(0x7f00000005c0)=0x10) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000004c0)='/proc/self/net/pfkey\x00', 0x100, 0x0) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000540)={r1, 0x1, 0x1, 0x19, &(0x7f0000000500)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x8}, 0x20) r2 = getpid() ioctl$LOOP_SET_FD(r1, 0x4c00, r1) ioctl$sock_ipx_SIOCAIPXITFCRT(r1, 0x89e0, &(0x7f0000001800)=0x7fff) syz_mount_image$jfs(&(0x7f0000000600)='jfs\x00', &(0x7f0000000640)='./file0\x00', 0x101, 0x7, &(0x7f0000001a00)=[{&(0x7f0000000680)="858d839b515b99d96cb01df534394f304c13449910ad577472922661e67b32efee429c651e46308097405a2aa379f98b6ac343dd781c07578186ac60990e", 0x3e, 0x5}, {&(0x7f00000006c0)="a33b9a98e9fe8bae19f493e142c9a98cb67516752f16f2b733b4f6d2ab9aa602d6064131214bbb3adbbed2f040b6011d0d99f8685f19a30101a6bf3ae997c776c2460399a0bf3ea04015fd28b8b5ef7ab768be17fd6b11b5fa6db90d830e108c17ed4d4ae533d3450961aa5b81f8f2c59a955d57e6258a8800ba8dcadd65914a31c3dc96557e2fca06a807de3a13b3f374c7cfa09488586182eeecb1db3f17d25373fa76becfd2cd8a37df9a7acd9b8b27b5d521e89871da5c6e656316dd92c942e55b3f5f58455e6d132d2cac1a42c18f64", 0xd2, 0x90}, {&(0x7f00000007c0)="088267439aa54186095b046bc1fe2b6bdeab827976443402d330b3a2609bcc5fb8942b6ead230c52f5224d10ceaf3cf15b692e2307c7e27dce84a543ae8fc3", 0x3f, 0xef}, {&(0x7f0000000800)="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", 0x1000, 0x3}, {&(0x7f0000001840)="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", 0xfc, 0x8}, {&(0x7f0000001940)="62345c4aaafbaea3c96c12f17aa4a9df7a5754cb6a67ef994a6390c0c3d4836ea06a9a385f579500cbf2e502438238f19726dbe2627a76cdd5fa190c8eddf15fbec5e649208c2ac2931d82ad216db94d1bd98467a1cd", 0x56, 0x6}, {&(0x7f00000019c0)="b1c8", 0x2}], 0x800001, &(0x7f0000001b80)=ANY=[@ANYBLOB="75338ae83c950b33a8c73262975d08017271756f746148000001736b3d32303238332c696e746567726974792c646973636172643d3233372c646973406172642caa2eb56646e510da001721eb6231fd1d445fa91aeb4bf9c8a6d5f3816c543ac3e43ab0eae985d49cade2d76f2f8be4f66f9ae9a9d8a3c6d6a04b9921e79698065f50b4e0c32489166fb924d5146194de2c086791d9539c3d8478f871e7cdf2ada999685178763704dad8aa29e71c6c5bb5"]) ptrace$peekuser(0x3, r2, 0x8) 2018/04/22 04:17:54 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) r1 = syz_open_dev$admmidi(&(0x7f00000005c0)='/dev/admmidi#\x00', 0xd6366c9, 0xc8002) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000640)={0x1, &(0x7f0000000600)=[{0x0}]}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000680)={r2, 0x10}) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:54 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:54 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) readlink(&(0x7f0000000040)='./file0\x00', &(0x7f0000000240)=""/208, 0xd0) 2018/04/22 04:17:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 1: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x4000, 0x0) ioctl$TIOCGWINSZ(r0, 0x5413, &(0x7f00000002c0)) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$sock_SIOCGIFCONF(r1, 0x8910, &(0x7f0000000040)=@req) r3 = memfd_create(&(0x7f0000000080)='/dev/ptmx\x00', 0x2) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f00000000c0)={0x0, 0xffff}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000140)={r4, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0xffff, 0xff}, &(0x7f0000000200)=0x90) ioctl$TCSETS(r2, 0x40045431, &(0x7f00003b9fdc)) r5 = syz_open_pts(r2, 0x0) read(r5, &(0x7f0000fd5f0f)=""/1, 0x1) r6 = socket$inet_tcp(0x2, 0x1, 0x0) readv(r5, &(0x7f0000000400)=[{&(0x7f00000003c0)=""/3, 0x3}], 0x1) dup3(r6, r2, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) getuid() r7 = socket$key(0xf, 0x3, 0x2) dup(r7) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r9, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000000240)=ANY=[@ANYBLOB="18000000000000640884394a1b4fa2260001000000010000001300000014000000"], 0x18}, 0x0) close(r8) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r6, 0x4010640d, &(0x7f0000000280)={0x80, 0x20}) 2018/04/22 04:17:55 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x2000002, 0x31, r0, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f0000000280)={'syz_tun\x00', {0x2, 0x4e20, @broadcast=0xffffffff}}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f00000006c0)={0x0, 0x5}, &(0x7f0000000700)=0x8) setsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000740)={r1, 0x3}, 0x8) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000680)=0x8, 0x4) shmget$private(0x0, 0x1000, 0x0, &(0x7f0000ffe000/0x1000)=nil) r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) preadv(r2, &(0x7f0000000940)=[{&(0x7f0000000200)=""/8, 0x8}, {&(0x7f0000000780)=""/114, 0x72}, {&(0x7f0000000800)=""/66, 0x42}, {&(0x7f0000000880)=""/109, 0x6d}, {&(0x7f0000000900)=""/35, 0x23}], 0x5, 0x0) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x58, r3, 0x300, 0x70bd26, 0x25dfdbfe, {0x9}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3f}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x2f}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}]}, 0x58}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) syz_open_dev$vcsa(&(0x7f00000001c0)='/dev/vcsa#\x00', 0x1f, 0x101000) gettid() setsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f00000004c0)=0x800, 0x1) ioctl$EVIOCSABS0(r0, 0x401845c0, &(0x7f0000000180)={0x1000, 0x3, 0x101, 0xffffffff, 0xff, 0x80000000}) inotify_init() mknod$loop(&(0x7f0000000240)='./file0\x00', 0x8000, 0x1) 2018/04/22 04:17:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000005c0)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) clock_gettime(0x0, &(0x7f0000000600)={0x0, 0x0}) write$evdev(r1, &(0x7f0000000640)=[{{}, 0x2, 0x795c, 0x7f0000000000000}, {{0x77359400}, 0xf5d7, 0x8, 0x6}, {{0x77359400}, 0x8, 0x8000, 0x35}, {{r2, r3/1000+10000}, 0x100000001, 0xff, 0x2}, {{0x77359400}, 0x13c1, 0x4, 0x7}], 0x78) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x0, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:55 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x8000000000000009, 0x31, 0xffffffffffffffff, 0x3) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r1 = add_key(&(0x7f0000000540)='encrypted\x00', &(0x7f0000000580)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000005c0)="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", 0x1000, 0xfffffffffffffffb) keyctl$set_timeout(0xf, r1, 0x9) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, &(0x7f0000000500)=0x1) 2018/04/22 04:17:55 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:56 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f0000b4d000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f0000b23000/0x4000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r2 = gettid() mremap(&(0x7f000049c000/0x1000)=nil, 0x1000, 0x3000, 0x3, &(0x7f0000d45000/0x3000)=nil) accept4(r1, &(0x7f0000000500)=@in={0x0, 0x0, @broadcast}, &(0x7f0000000580)=0x80, 0x80800) ptrace$setregs(0xf, r2, 0x3ff, &(0x7f00000004c0)="0459f41d0cb831a4dc4f209fcd77dc401f620253597be0fe245bed18d508eaa012b58d2f1a9dd97e4c90b4d0453430af21ba2920c9d8caad81e2a998262ee0a8") 2018/04/22 04:17:56 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:56 executing program 4: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/dsp\x00', 0x1a1042, 0x0) ioctl$TIOCNOTTY(r0, 0x5422) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r1, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:56 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) getrandom(&(0x7f00000005c0)=""/233, 0xe9, 0x1) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:56 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000257000/0x4000)=nil, 0x4000, 0x4, 0x3f, 0xffffffffffffffff, 0x20000000000) 2018/04/22 04:17:56 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) seccomp(0x1, 0x0, &(0x7f0000000200)={0x3, &(0x7f0000000180)=[{0x7ff, 0x4, 0xfff, 0x4}, {0x7, 0xe00000000000000, 0x0, 0x90000000}, {0x7fffffff, 0x4, 0x8ad, 0x2}]}) 2018/04/22 04:17:56 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/rfkill\x00', 0x189000, 0x0) write$cgroup_type(r1, &(0x7f0000000600)='threaded\x00', 0x9) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x2, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000240)={0x6, &(0x7f0000000080)=[{}, {}, {0x0}, {}, {}, {}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f0000000280)={r1, 0x3}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f00000002c0)={{&(0x7f0000e26000/0x1000)=nil, 0x1000}, 0x2}) 2018/04/22 04:17:57 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000004c0)=@sack_info={0x0, 0x5, 0x20}, &(0x7f0000000500)=0xc) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000540)={r1, @in={{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x101, 0x5, 0x7, 0x4, 0x18}, &(0x7f0000000600)=0x98) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x8}, 0x10) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000280)) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) fadvise64(r0, 0x0, 0xb67, 0x5) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x1, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockname(r0, &(0x7f0000000180)=@llc, &(0x7f0000000200)=0x80) r1 = syz_open_dev$dmmidi(&(0x7f0000000240)='/dev/dmmidi#\x00', 0xfb, 0x200000) ioctl$TCSETSF(r1, 0x5404, &(0x7f00000004c0)={0x0, 0x1f, 0x80, 0x8000, 0xfd5b, 0x0, 0x1, 0x1, 0x400, 0x2, 0x5d, 0x81}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000600)=0xfffffe30) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:57 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) mremap(&(0x7f00005e0000/0x2000)=nil, 0x2000, 0x3000, 0x3, &(0x7f0000519000/0x3000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f0000000040)=0x7fffffff, 0x2, 0x3) ioctl$UFFDIO_WAKE(r0, 0x8010aa02, &(0x7f0000000000)={&(0x7f000025e000/0x3000)=nil, 0x3000}) 2018/04/22 04:17:58 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x10}, 0x10) mmap(&(0x7f0000c8b000/0x3000)=nil, 0x3000, 0x7, 0x31, r0, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r1 = semget$private(0x0, 0x4, 0x10) semctl$SEM_INFO(r1, 0x4, 0x13, &(0x7f0000000000)=""/198) 2018/04/22 04:17:59 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x40000, 0x0) r0 = socket$inet_icmp(0x2, 0x2, 0x1) mmap(&(0x7f00002eb000/0x1000)=nil, 0x1000, 0x3, 0x20010, r0, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) modify_ldt$read_default(0x2, &(0x7f00000005c0)=""/4096, 0x1000) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) bind(r0, &(0x7f0000000280)=@generic={0xb, "747ffd9b87663bb90525f04c71c00c205df3de6d67800f84321235016f951305c79fb1cc25f313188ae42c0169480ac15f791406c95ef76a187db40bd37eb0f50a10ea5ece38f32b4ebe4849ec56b2e20897e575645865c4cb280260180810d89f6dc1b1ac56c521476963adc03a09b21d9024f10dbc53448824ce15ee96"}, 0x80) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) ppoll(&(0x7f0000000300)=[{r1}, {r0, 0x1}, {r0}, {r0, 0x10}], 0x4, &(0x7f00000004c0)={0x0, 0x989680}, &(0x7f0000000500)={0xffffffffffffff00}, 0x8) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) r0 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0xa, 0x12000) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:17:59 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f00000000c0), &(0x7f0000000080)=0xfffffcf3) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) ioctl$sock_netrom_TIOCINQ(r0, 0x541b, &(0x7f0000000180)) mremap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x4000, 0x3, &(0x7f0000753000/0x4000)=nil) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:17:59 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) getsockopt$IP_VS_SO_GET_VERSION(r0, 0x0, 0x480, &(0x7f0000000540), &(0x7f0000000680)=0x40) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) socketpair$inet(0x2, 0x807, 0x8, &(0x7f00000006c0)) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000500)='/dev/hwrng\x00', 0x1, 0x0) ioctl$EVIOCGKEY(r1, 0x80404518, &(0x7f00000005c0)=""/158) ioctl$KDSIGACCEPT(r1, 0x4b4e, 0x15) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x40000000000, 0x0, 0x0) mbind(&(0x7f000059d000/0x2000)=nil, 0x2000, 0x2, &(0x7f0000000580), 0x2, 0x2) getsockopt$IPT_SO_GET_REVISION_MATCH(r1, 0x0, 0x42, &(0x7f0000000700)={'HL\x00'}, &(0x7f0000000740)=0x1e) mbind(&(0x7f0000eb6000/0x1000)=nil, 0x1000, 0x3, &(0x7f00000004c0)=0x8a, 0xd550, 0x2) 2018/04/22 04:17:59 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) accept4$llc(r0, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000500)=0x10, 0x800) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:00 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:00 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000280)=[@in6={0xa, 0x4e21, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0x92}, @in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x19}}, @in6={0xa, 0x4e21, 0x400, @empty, 0x3}, @in={0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e21, @multicast2=0xe0000002}, @in6={0xa, 0x4e20, 0x80000001, @dev={0xfe, 0x80, [], 0xe}, 0x400}], 0x84) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) keyctl$set_reqkey_keyring(0xe, 0xffffffffffffffff) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:00 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:00 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) setxattr(&(0x7f0000000040)='./control\x00', &(0x7f0000000080)=@known='system.posix_acl_access\x00', &(0x7f0000000240)='btrfs\x00', 0x6, 0x3) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000280)={{&(0x7f00002bb000/0x2000)=nil, 0x2000}, 0x3}) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:00 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) r1 = socket$inet(0x2, 0x2, 0x0) setsockopt$IP_VS_SO_SET_DELDEST(r1, 0x0, 0x488, &(0x7f00000000c0)={{0x11, @local={0xac, 0x14, 0x14, 0xaa}, 0x0, 0x0, 'sh\x00'}, {@rand_addr}}, 0x44) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r2 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) r3 = syz_genetlink_get_family_id$team(&(0x7f0000000600)='team\x00') ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000700)={'team0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000740)={'gre0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000780)={{{@in=@dev, @in6=@ipv4={[], [], @loopback}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@local}}, &(0x7f0000000880)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f00000008c0)={'vcan0\x00', 0x0}) recvmsg(r0, &(0x7f00000010c0)={&(0x7f0000000a00)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000000f40)=[{&(0x7f0000000a80)=""/117, 0x75}, {&(0x7f0000000b00)=""/145, 0x91}, {&(0x7f0000000bc0)=""/75, 0x4b}, {&(0x7f0000000c40)=""/131, 0x83}, {&(0x7f0000000d00)=""/116, 0x74}, {&(0x7f0000000d80)=""/216, 0xd8}, {&(0x7f0000000e80)=""/109, 0x6d}, {&(0x7f0000000f00)=""/1, 0x1}], 0x8, &(0x7f0000000fc0)=""/218, 0xda, 0x5}, 0x40000000) getsockopt$inet6_mreq(r0, 0x29, 0x14, &(0x7f0000001280)={@mcast1, 0x0}, &(0x7f00000012c0)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000001380)={'team0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000013c0)={{{@in=@local, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@mcast2}}, &(0x7f00000014c0)=0xe8) getsockname(r0, &(0x7f0000001500)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000001580)=0x80) getpeername(r2, &(0x7f00000015c0)=@hci={0x0, 0x0}, &(0x7f0000001640)=0x80) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000001100)={{{@in=@rand_addr, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@ipv4={[], [], @multicast2}}}, &(0x7f0000000680)=0x1db) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000001980)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f00000019c0)={'vcan0\x00', 0x0}) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000001a00)={{{@in=@local, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@broadcast}}, &(0x7f0000001b00)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000001b80)={{{@in6=@remote, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@rand_addr}}, &(0x7f0000001c80)=0xe8) getsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f00000022c0)={@remote, @remote, 0x0}, &(0x7f0000002300)=0xc) recvmmsg(r0, &(0x7f0000006840)=[{{&(0x7f0000002340)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f00000047c0)=[{&(0x7f00000023c0)=""/189, 0xbd}, {&(0x7f0000002480)=""/129, 0x81}, {&(0x7f0000002540)=""/236, 0xec}, {&(0x7f0000002640)=""/156, 0x9c}, {&(0x7f0000002700)=""/45, 0x2d}, {&(0x7f0000002740)=""/4096, 0x1000}, {&(0x7f0000003740)=""/104, 0x68}, {&(0x7f00000037c0)=""/4096, 0x1000}], 0x8, &(0x7f0000004840)=""/165, 0xa5, 0x646}, 0x6}, {{&(0x7f0000004900)=@in6={0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000004d40)=[{&(0x7f0000004980)=""/39, 0x27}, {&(0x7f00000049c0)=""/133, 0x85}, {&(0x7f0000004a80)=""/124, 0x7c}, {&(0x7f0000004b00)=""/159, 0x9f}, {&(0x7f0000004bc0)=""/192, 0xc0}, {&(0x7f0000004c80)=""/36, 0x24}, {&(0x7f0000004cc0)=""/106, 0x6a}], 0x7, 0x0, 0x0, 0x6}, 0x9}, {{&(0x7f0000004dc0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000004ec0)=[{&(0x7f0000004e40)=""/110, 0x6e}], 0x1, &(0x7f0000004f00)=""/116, 0x74, 0xf9}, 0xfffffffffffffffd}, {{&(0x7f0000004f80)=@can={0x0, 0x0}, 0x80, &(0x7f0000005680)=[{&(0x7f0000005000)=""/226, 0xe2}, {&(0x7f0000005100)=""/242, 0xf2}, {&(0x7f0000005200)=""/207, 0xcf}, {&(0x7f0000005300)=""/41, 0x29}, {&(0x7f0000005340)=""/59, 0x3b}, {&(0x7f0000005380)=""/35, 0x23}, {&(0x7f00000053c0)=""/167, 0xa7}, {&(0x7f0000005480)=""/246, 0xf6}, {&(0x7f0000005580)=""/196, 0xc4}], 0x9, 0x0, 0x0, 0x3ff}, 0x5}, {{&(0x7f0000005740)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, 0x80, &(0x7f00000067c0)=[{&(0x7f00000057c0)=""/4096, 0x1000}], 0x1, &(0x7f0000006800)=""/37, 0x25, 0x81}, 0x20}], 0x5, 0x2000, &(0x7f0000006980)={0x77359400}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000069c0)={{{@in6=@mcast1, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@mcast2}}, &(0x7f0000006ac0)=0xe8) accept$packet(r0, &(0x7f0000006bc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000006c00)=0x14) sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000007440)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x400801}, 0xc, &(0x7f0000007400)={&(0x7f0000006c40)=ANY=[@ANYBLOB="90070000", @ANYRES16=r3, @ANYBLOB="200f26bd7000fddbdf250100000008000100", @ANYRES32=r4, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000080003000300000008000400ff7f000008000100", @ANYRES32=r6, @ANYBLOB="6c01020038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004004500000038000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000080003000300000008000400ff7f000038000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000080003000300000008000400ff0700003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r7, @ANYBLOB="4c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000001c000400686173685f746f5f706f72745f6d617070696e67000000003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="7801020040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=0x0, @ANYBLOB="08000700000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r10, @ANYBLOB="3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r11, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000101000008000600", @ANYRES32=r12, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004001f00000008000600", @ANYRES32=r13, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r14, @ANYBLOB="08000100", @ANYRES32=r15, @ANYBLOB="2c01020038000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400080000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r16, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004000700000008000600", @ANYRES32=r17, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000080003000300000008000400e3a00c13898b906c24000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r18, @ANYBLOB="08000100", @ANYRES32=r19, @ANYBLOB="e401020038000100240001006e6f746966795f70656572735f696e74657276616c000000000000000000000008000300030000000800040007000000400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000000000008000600", @ANYRES32=r20, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004000600000008000600", @ANYRES32=r21, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e7400000000000000000000000000000800030003000000080004000800000038000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400040000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r22, @ANYBLOB="44000100240001006d6f6465000000000000000000000000000000000000000000000000000000000800030005000000140004006163746976656261636b75700000000038000100240001006e6f746966795f70656572735f636f756e74000000000000000000000000000008000300030000000800040006000000"], 0x790}, 0x1, 0x0, 0x0, 0x8000}, 0x40) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) 2018/04/22 04:18:01 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340), 0x0, &(0x7f0000000380)=""/248, 0xf8, 0x8}, 0x2) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:01 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) r1 = fcntl$getown(r0, 0x9) fcntl$setownex(r0, 0xf, &(0x7f0000000080)={0x1, r1}) r2 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x6, 0x80040) write$cgroup_int(r2, &(0x7f0000000040)={[0x34, 0x0, 0x0, 0x3c, 0x32, 0x3d, 0x37, 0x37]}, 0x8) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:01 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/rtc\x00', 0x200000, 0x0) r2 = syz_open_dev$admmidi(&(0x7f0000000540)='/dev/admmidi#\x00', 0x401, 0x2000) renameat2(r1, &(0x7f0000000500)='./file0\x00', r2, &(0x7f0000000580)='./file0\x00', 0x4) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:01 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:01 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:01 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) rt_sigprocmask(0x1, &(0x7f0000000040)={0xffffffff}, &(0x7f0000000080), 0x8) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000280)='./control/file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r1, 0x84, 0x15, &(0x7f0000000240)={0x2}, 0x1) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:01 executing program 0: r0 = syz_open_dev$admmidi(&(0x7f0000000500)='/dev/admmidi#\x00', 0x10001, 0x400) recvmsg$kcm(r0, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000004c0)=[{&(0x7f00000007c0)=""/207, 0x4e}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f00000005c0)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r2 = accept4$vsock_stream(r1, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000280)={0x0, 0x0, 0x30, 0x9, 0x401}, &(0x7f00000002c0)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000300)={r3, 0x6}, 0x8) 2018/04/22 04:18:01 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000ab5000/0x4000)=nil, 0x4000, 0x7, 0x10, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000180)={0x0, 0x1, 0x3, 0x0, 0x2, 0x1f}, &(0x7f00000001c0)=0x14) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000200)=@sack_info={r1, 0xffffffff, 0x1ff}, &(0x7f0000000240)=0xc) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00000004c0), 0x2, 0x3) 2018/04/22 04:18:02 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b93000/0x2000)=nil, 0x2000, 0x1d) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:03 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:03 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f00000005c0)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:03 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') ioctl$sock_inet6_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000040)) rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:03 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:03 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x3000, 0x3, &(0x7f0000ce2000/0x3000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:03 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r0 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f0000641000/0x4000)=nil, 0x4000, 0x4000, 0x0, &(0x7f000058c000/0x4000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) r1 = memfd_create(&(0x7f0000000080)=')\x00', 0x1) ioctl$KDDELIO(r1, 0x4b35, 0x81) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) fchdir(r0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_mreq(r2, 0x0, 0x24, &(0x7f0000000040)={@multicast1=0xe0000001, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x8) 2018/04/22 04:18:04 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:04 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f0000f1e000/0x12000)=nil, 0x12000, 0x2, 0xc, 0x7ffd) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:04 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r1 = syz_open_dev$vcsa(&(0x7f00000005c0)='/dev/vcsa#\x00', 0x4, 0x2000) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f0000000780)={0x7ff, 0x6, 0x8, 0x7, &(0x7f0000000600)=[{}, {}, {}, {}, {}, {}]}) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:04 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f0000815000/0x3000)=nil, 0x3000, 0x2000, 0x0, &(0x7f0000bca000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:04 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:04 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x3, 0x2) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000080)={0x4, 0x9, 0x3, 0x2}, 0x8) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:04 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x100, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) ioctl$TIOCGETD(0xffffffffffffffff, 0x5424, &(0x7f0000000000)) 2018/04/22 04:18:04 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000ed4000/0x11000)=nil, 0x11000, 0x1c) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000640)={0x0, @in6={{0xa, 0x4e22, 0x4, @dev={0xfe, 0x80, [], 0x1e}, 0x8}}, 0x2, 0x5, 0x9, 0x1, 0x2c}, &(0x7f0000000700)=0x98) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000740)={0x0, 0x2, 0x20, 0x4, 0x4, 0x8000, 0x4, 0x10001, {0x0, @in6={{0xa, 0x4e21, 0x5, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffff01}}, 0x1, 0x4, 0x9b45, 0x5, 0x3}}, &(0x7f0000000800)=0xb0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000840)={0x8, 0x8206, 0x20fb3, 0x6, r1}, &(0x7f00000005c0)=0xffffff8e) setsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000600)={r2, 0x4}, 0x8) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x0, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000580), &(0x7f0000000880)=0x14) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000240)={0x0, 0x8000, 0x9c}, &(0x7f00000004c0)=0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000000500)={r4, 0x1}, &(0x7f0000000540)=0x8) symlinkat(&(0x7f0000000180)='./file0\x00', r3, &(0x7f0000000200)='./file0\x00') 2018/04/22 04:18:04 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) fanotify_init(0x2, 0x1401) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) bind$vsock_stream(r0, &(0x7f00000002c0)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r1, 0x800442d2, &(0x7f00000004c0)={0x2, &(0x7f0000000300)=[{0x0, 0x0, 0x0, @broadcast}, {0x0, 0x0, 0x0, @remote}]}) ioctl$LOOP_CTL_ADD(r1, 0x4c80, r2) 2018/04/22 04:18:04 executing program 4: r0 = openat(0xffffffffffffffff, &(0x7f00000004c0)='./file0\x00', 0x351400, 0x12e) r1 = accept$alg(r0, 0x0, 0x0) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f00000005c0)) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r2, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000500)={0x1, 0x8001}, 0x8) getsockopt$sock_int(r0, 0x1, 0x0, &(0x7f0000000540), &(0x7f0000000580)=0x4) mbind(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x4, &(0x7f00009ecff8)=0xfffffffffffffffd, 0x1, 0x4) 2018/04/22 04:18:05 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:05 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x0, 0x3) 2018/04/22 04:18:05 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = memfd_create(&(0x7f0000000340)='[[em1selinux\\@,\x00', 0x1) ioctl$VT_GETMODE(r1, 0x5601, &(0x7f0000000480)) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) r2 = perf_event_open$cgroup(&(0x7f0000000400)={0x3, 0x70, 0x3ff, 0x5, 0x100000001, 0x1000, 0x0, 0x20, 0xd404, 0x8, 0x100000001, 0x3, 0x0, 0x80000001, 0x101, 0x6, 0x3, 0x5, 0x6, 0x20, 0x6, 0xb20, 0x9, 0x3, 0x400, 0x7, 0x4fe, 0x8, 0x1, 0x7, 0x1, 0xb2, 0x2, 0x6, 0x9, 0x2, 0x100, 0xff, 0x0, 0x7ff, 0x1, @perf_config_ext={0x80000000}, 0x490, 0x1, 0x1, 0x2, 0x81, 0x0, 0x800}, 0xffffffffffffffff, 0xe, 0xffffffffffffffff, 0xb) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) r4 = syz_open_dev$sg(&(0x7f0000000500)='/dev/sg#\x00', 0x7fff, 0x400081) sendmsg$unix(r4, &(0x7f0000000780)={&(0x7f0000000540)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000740)=[{&(0x7f00000005c0)="e478618d74189fcf0b830d73c54b0f2fefc0b213f97092d14e5df0b22f8f01705e3b8b8a02a964be449ecb5597e07dd9ba1eebbc77ff2e30296eac3eca", 0x3d}, {&(0x7f0000000600)="dfa8ab7232947f9f0ac309b7b044e6470e3f4b548537e6d204b6687bc93b6bd690a73863cc2a46937d796a24cedb9d4fcef6af9605a210c2e0c2", 0x3a}, {&(0x7f0000000640)="c14bde4851c1e780f3fb3611161ac4bf74d34380f736606bd0b1302094e52c4b44c30e05ccfa5ccde45a99edd4e1221dd1bd18e4582ec4dae2e332dfe29a57b3c434b5372cb7e4d789e642ecbd786ee4dd467bf128de1f86df4ffb", 0x5b}, {&(0x7f00000006c0)="bd49d9f98524792d8b9c9823cc3e57549393309a13113421e68cd7e1804ab665835ba30ad372fbd2f6e4c062f6c479f9917299209d5ee1a243317c3ec19addcf785cf69bdf1b81419a42c72bf95bc7f6a0bfb0331721fb8c7500b525706bc84dc234160f8987d6", 0x67}], 0x4, 0x0, 0x0, 0x8000}, 0x800) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)={0xffffffffffffffff}) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') fstat(r5, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f00000002c0)={0x0, 0x0, 0x0}, &(0x7f0000000300)=0xc) open(&(0x7f00000004c0)='./control\x00', 0x400000, 0x10) chown(&(0x7f0000000080)='./file0\x00', r6, r7) mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:06 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r0, 0x800443d2, &(0x7f0000000700)={0x7, &(0x7f0000000640)=[{}, {}, {}, {}, {}, {}, {}]}) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) r1 = msgget(0x3, 0x100) msgrcv(r1, &(0x7f00000005c0)={0x0, ""/79}, 0x57, 0x1, 0x800) 2018/04/22 04:18:07 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = syz_open_dev$amidi(&(0x7f0000000240)='/dev/amidi#\x00', 0x5, 0x200) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f00000000c0)='./file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000280)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r1, &(0x7f0000000400)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x60, r3, 0x2, 0x70bd27, 0x25dfdbff, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0x20, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xe9}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'syzkaller0\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x759cbbef}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x556}]}, 0x60}, 0x1, 0x0, 0x0, 0x8080}, 0x20008054) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000022f000/0x1000)=nil, 0x1000, 0x0, 0x4110, r0, 0x3) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f0000000040)=0xfc5) 2018/04/22 04:18:07 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) getresuid(&(0x7f0000000500), &(0x7f00000005c0)=0x0, &(0x7f0000000600)) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000640)={0x0, 0x0, 0x0}, &(0x7f0000000680)=0xc) lchown(&(0x7f00000004c0)='./file0\x00', r1, r2) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000280)={0x5, {{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x88) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x100000000000, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) r0 = pkey_alloc(0x0, 0x3) pkey_mprotect(&(0x7f000088c000/0x1000)=nil, 0x1000, 0x8, r0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) r1 = syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x4, 0x8800) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000600)={{{@in6, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@remote}}, &(0x7f0000000700)=0xe8) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000740)=r2) socketpair(0x8, 0x4, 0x4cf3, &(0x7f0000000500)) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r1, 0xc0405519, &(0x7f00000004c0)={0x8000, 0x5, 0x417f, 0xff, "47cda303ac1ecbcb4dc34a14ecc52ede9d37c9ba88f0a3962b1166d854c8f5bd9f3018a9adddba37f76a1ebd", 0x6c}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f00000001c0)) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000540)='/dev/vga_arbiter\x00', 0x402, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) socket(0x5, 0x0, 0x0) 2018/04/22 04:18:07 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:18:07 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000005c0)={0x0, @in6={{0xa, 0x4e23, 0x5, @mcast2={0xff, 0x2, [], 0x1}, 0x7}}, 0x1, 0x2}, &(0x7f0000000680)=0x90) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f00000006c0)={r1, 0x2}, &(0x7f0000000700)=0x8) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0x144}, {&(0x7f00000004c0)=""/175, 0xffffffffffffff9d}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x8}, 0x0) r1 = accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) sendmsg$inet_sctp(r0, &(0x7f0000000a40)={&(0x7f00000009c0)=@in={0x2, 0x4e22, @loopback=0x7f000001}, 0x10, &(0x7f0000000f80)=[{&(0x7f0000000ac0)="767f121cd6b9c768aef3e183d49f31cfea9a9db1b22887f75b8a2b21346e57957672578c74835f62206803f401ebfe0ef7f6b8146977b3c69ce73b717f4b104c3d614ed13718b9e725348266b1a3c045da2c476211d49ee7e137e27265bfaa995346c03d5d894f78610a1776454a347ab5cdadb21b80b3e6c65e9f44fedf823c2e92964f849240a681490bb5f2fbe9f39a6df7f818f7ce280d5507da1e228170f65c5f80fae185b5966478ee006a639738a4d4e6b355844055c091c1343c163ae94467c3ffb3a618bbab7924765419395645de711852e8585699783c9f5cc6d362566afe6299ec6cd72bd585be48e19aa9aa86da", 0xf4}, {&(0x7f0000000bc0)="f4a11e6a68cbad1adb9da174bded81372f344f6b5f6a5ff0d38307836563dea14da3643c5a6c566e3208994b916079770dbf2d69863e9d3efdb5d529476c0f86b9f7e70967c17dafb7193a03ec910afdcd19ca1c80453b8460f51eb8ec2dd287f2e82e50cfd0eafc6f6c71eef41dda7586392617d530dc0f4403f3a67078324a9df82222d15be3665b9997714c27ea1861b71d03e3d8b0d4eff1a7b246d31017e5f9", 0xa2}, {&(0x7f0000000c80)="9d4555580cab81ddec39690ce877861f45939c282e522c82ff41c7c2877e0e30e58a8adf8684a6d82540616f8cd45b25467698992e7c3e9471a42d9d5cf2eae89a6d0e54eec8f13582da960b0a65e247769bfdd502f93c612dd3b93f51145a1fd9cd3e2a5daec821f207f80a8ca5254c25bee5e2788429147743a8cf9c425e15777940c6691aa10facb2f7d97f3f9b49b5a9073687f0d2fcc4365db5aa7e5870d7826c3d2749b6db34533e67f18f3f95252e0a63c21bc57a4a60bde35ef568ed063282f479d77530d4c3e799efa0db0fd4a36f1bcc5a060fa0a745616de2c452380a9e34a5ba764b", 0xe8}, {&(0x7f0000000d80)="fc91acbe602617d247e274538f4f85b59e9edefd9e59746323c0212c53f5837eebc9ff0b2d924f4fe9169ee7d7c93ffd0e08f3c9af6991ab5247c18198edc05dca163be98926a72bd4be5a3b52538b40c114565233fb6944551ad55c0ed4e3f6376e43de3cf69d8c68f8478836e92d9ad1653417bbea2195be7e46f8559ce227b53ff4e878d30dd938a2c295529d07a55d7c4be166b70e5afafc1c62c990d776f74fe758edd83aeecd5900c0608081c504e032d5d813855405cd0aea473cfb27d04a2282aa2ef695ca4dd8d1f33db52df6320810f9a861d248e500648f8268cc98ec18ad", 0xe4}, {&(0x7f0000000e80)="5766225678805adb94b265343d53dc357c2b12a22466a6976f1a1f53209b4c4b90d5489be97be3beb7426bb68993c7c7e79581fffcaf567ce190b36cb7a81a1f9fb0e784b640e43f235605ddb22d5cfd62394b598210d5cce6197395421ae185996eba964ab5280865f2a7670e5d0c5a818a913057f1ad9f7b755822cb745517d31919440b7d0e55a8f40e1c6854c6d93cf3e575a3c966222297a6baddba36007dbdbdecd1737a54dda9ea3cbd03185e5d98b9be27686e78dd6914e951a606ac2da6f328785bf73b", 0xc8}, {&(0x7f0000000a00)="135441d240", 0x5}], 0x6, 0x0, 0x0, 0x40010}, 0x80) mremap(&(0x7f0000103000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) getsockopt$IP6T_SO_GET_REVISION_TARGET(r0, 0x29, 0x45, &(0x7f00000002c0)={'ipvs\x00'}, &(0x7f0000000580)=0xfffffffffffffee1) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000840)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r0, &(0x7f00000007c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000780)={&(0x7f0000000600)=ANY=[@ANYBLOB="58010000", @ANYRES16=r2, @ANYBLOB="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"], 0x158}, 0x1}, 0x40) mbind(&(0x7f0000070000/0x2000)=nil, 0x2000, 0x0, &(0x7f0000000280), 0x2, 0x3) r3 = syz_genetlink_get_family_id$team(&(0x7f0000001040)='team\x00') accept4$packet(r1, &(0x7f0000000880)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000008c0)=0x14, 0x80800) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x6, 0x2010, r1, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000900)={'veth0\x00', 0x0}) getsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000940)={@dev, 0x0}, &(0x7f0000000980)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000a80)={'bpq0\x00', 0x0}) accept$packet(r0, &(0x7f00000013c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000001400)=0x14) getsockname$packet(r0, &(0x7f00000038c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000003900)=0x14) getsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000003980)={@local, 0x0}, &(0x7f00000039c0)=0x14) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000003f00)={0x0}, &(0x7f0000003f40)=0xc) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000003f80)={'vcan0\x00', 0x0}) getpeername$packet(r0, &(0x7f0000003fc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000004000)=0x14) getsockname$packet(r0, &(0x7f0000004040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000004080)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000040c0)={{{@in6=@mcast2, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@broadcast}}, &(0x7f00000041c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000004200)={'team0\x00', 0x0}) accept4$packet(r0, &(0x7f0000005b40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000005b80)=0x14, 0x80000) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000005bc0)={{{@in6=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}}}, &(0x7f0000001000)=0xe8) accept$packet(r0, &(0x7f0000006fc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000007000)=0x14) getsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f000000c600)={@empty, @rand_addr, 0x0}, &(0x7f000000c640)=0xc) accept$packet(r0, &(0x7f000000c740)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f000000c780)=0x14) sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f000000cf40)={&(0x7f00000005c0)={0x10}, 0xc, &(0x7f000000cf00)={&(0x7f0000001840)=ANY=[@ANYBLOB="18070000", @ANYRES16=r3, @ANYBLOB="00012cbd7000fddbdf250100000008000100", @ANYRES32=r4, @ANYBLOB="7800020038000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000080003000300000008000400040000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="8c0002004c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000001c000400686173685f746f5f706f72745f6d617070696e67000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="ec01020038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000800030003000000080004000010000040000100240001006d6f6465000000000000000000000000000000000000000000000000000000000800030005000000100004006c6f616462616c616e6365003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r9, @ANYBLOB="38000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000800030003000000080004000200000040000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e00000008000400ca00000008000600", @ANYRES32=r10, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000080003000e00000008000400ff01000008000600", @ANYRES32=r11, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000100000008000600", @ANYRES32=r12, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000080003000b00000008000400b7000000080007000000000008000100", @ANYRES32=r13, @ANYBLOB="3402020044000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b000000140004000100580101010000200000ff001000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r14, @ANYBLOB="40000100240001d2cc83d01fa9fc8c6173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400e5a0561711f5a95d45c829edf6f2f8441bc129a1dd9e7311612095215122a5615c2b71b9030bf0f57e8d3c30a1d2", @ANYRES32=r15, @ANYBLOB="08000700000000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r16, @ANYBLOB="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", @ANYRES32=r17, @ANYBLOB="08000100", @ANYRES32=r18, @ANYBLOB="b801020040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r19, @ANYBLOB="080007000000000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004006a0b000038000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000080003000300000008000400030000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r20, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000600000008000600", @ANYRES32=r21, @ANYBLOB="4c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000001c000400686173685f746f5f706f72745f6d617070696e67000000003c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000080003000b0000000c00040002003a09ff030000"], 0x718}, 0x1, 0x0, 0x0, 0x8005}, 0x20004011) 2018/04/22 04:18:07 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000280), &(0x7f00000002c0)=0x4) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xfffffffffffffd3e}, {&(0x7f0000000280)=""/175, 0xffffffffffffff7e}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x5}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000004c0)=0x0) syz_open_procfs(r1, &(0x7f0000000500)='comm\x00') accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000089a000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f00008fd000/0x4000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:07 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) r1 = syz_open_dev$admmidi(&(0x7f00000004c0)='/dev/admmidi#\x00', 0xfffffffffffffff8, 0x400) ioctl$EVIOCSABS3F(r1, 0x401845ff, &(0x7f0000000500)={0xfffffffffffff481, 0x1, 0x10001, 0x100000000, 0x6963, 0x7}) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:08 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:18:08 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={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) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) umount2(&(0x7f0000000200)='./file0\x00', 0x0) unlink(&(0x7f0000000340)='./control\x00') mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) syz_mount_image$reiserfs(&(0x7f0000001480)='reiserfs\x00', &(0x7f00000014c0)='./file0\x00', 0x8, 0x2, &(0x7f0000001600)=[{&(0x7f0000001500)="3dde29676404a9f9a9b6d2565f82b539d5a69efe6790a5db44d807f471c1db6a0e39620435d37575232f459cb7ceb96a2b26d7ac84ce9fee3256997f4d94f2ea51369d1b010aa0d69d1ae6dafea85c7d28d4aaf92a899ec4838bd8d142149803ac471501daeb4eea0f327058715033418ded5b058d53bdacc98f5dc56f10af62d82eeca91a6d3617aa41a311784a41", 0x8f, 0x7}, {&(0x7f00000015c0)="56b8be1775f75e0447bee5fa8a", 0xd, 0x8}], 0x20000, &(0x7f0000001640)={[{@tails_off='tails=off', 0x2c}, {@user_xattr='user_xattr', 0x2c}, {@tails_off='tails=off', 0x2c}, {@balloc_hashed_reloc='block-allocator=hashed_relocation', 0x2c}, {@hash_r5='hash=r5', 0x2c}, {@jqfmt_vfsold='jqfmt=vfsold', 0x2c}, {@barrier_flush='barrier=flush', 0x2c}, {@noacl='noacl', 0x2c}, {@tails_off='tails=off', 0x2c}]}) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000080)='./file0\x00', 0x28, 0x2, &(0x7f0000000300)=[{&(0x7f0000000240)="6269ca8c8b3df438ccaabd88404f94e0e26e1987eb21d748660af94c597e8338408c5b003e3cad1c30842f21a845830cf515e000da709fb4333f3516d2804d91e47d7a9f3cace19056ede2abbad4509e10938c8eb18fa182ac132c90e6764bcd535ccc1dbbcc53e7bf9a24ed66de67b4b9e9bb1dae1e19879dcfa54e451aa165140c944389e9c3d763d6b9ea6ccc5d73388af4", 0x93, 0x40}, {&(0x7f0000000400)="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", 0x1000, 0x8}], 0x0, &(0x7f0000001400)=ANY=[@ANYBLOB="2e7795c978617474616c5f636865636b73756d2c6a6f75726e616c5f706174683d2e2f66696c65302c67727069642c6e6f6d6263616368652c0000000000000000000000"]) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/04/22 04:18:08 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f0000edd000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) r1 = socket$inet6(0xa, 0x6, 0x0) r2 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000bbeff4)) shutdown(r1, 0x2) epoll_wait(r2, &(0x7f0000000000)=[{}], 0x1, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000040)={0x0, 0x0, 0x10000, 0x800}) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f00000000c0)={r3, 0x7fffffff000000}) ioctl$TUNGETVNETHDRSZ(r0, 0x800454d7, &(0x7f0000000080)) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:08 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000005c0)={0x0, @in6={{0xa, 0x4e23, 0x4, @empty, 0x80}}, 0x2, 0x3}, &(0x7f0000000680)=0x90) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000006c0)=@assoc_value={r1, 0xfffffffffffff001}, &(0x7f0000000700)=0x8) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:08 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:08 executing program 0: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000300)='/dev/vcs\x00', 0x11fc01, 0x0) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f00000004c0), &(0x7f0000000500)=0x4) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000540)={0x0, 0x9d, "aa35f0a46dcb41c464a272a4d5d760b83f83eeeb8665f0e6c274db87b475d3d24168a0f58b1f54cb054efddf0fc9dfeb45111fdea9ef5bac5dfb12217afaa7717228fbd010ea7d7eab98ce4ceacfb6507b711bc7d4a28d074049f2d18f2cdeee0fc941f360be7e0db866cdbf7a120d92b8de4042c601267f5a22c474e368acf56fec52655ad8f67bdc816f5e634f3e2d3af0d2e62ebdf4df16ffcf4aaa"}, &(0x7f0000000600)=0xa5) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000640)={r1, 0x4}, 0x8) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0x2, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000280), &(0x7f00000002c0)=0xffffffffffffff1f) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r2, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:09 executing program 5: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x0) 2018/04/22 04:18:09 executing program 4: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xee}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x0) fchmod(r0, 0x112) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000004c0)={0x8001, 0xf3, 0x32, 0x5, 0xba}, 0x14) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:09 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000280)=""/175, 0xaf}], 0x2, &(0x7f0000000380)=""/248, 0xf8}, 0x102) syz_mount_image$btrfs(&(0x7f0000000180)='btrfs\x00', &(0x7f00000001c0)='./file0\x00', 0x8, 0x2, &(0x7f0000000240)=[{&(0x7f00000004c0)="cba1cc5c1322b4fe55946e7079be98856448913a8889772dc7e97bc8b0188a6387361db84c07ab8c581bdd5708b8f894bc90e78b30ae702444782e0691bf10c13ab58d552afbdd53c5492357b8017c8aa85bfc9e4b6756b9cb792a2c661253d876badd590304e039f79a0f9794173061e885c29b180710c93a4536e95737f97be965bf23dd1a45cef58626dde5b64ea556bb79c24670883ca1935b71e86235f637a01595780e17", 0xa7, 0x5}, {&(0x7f0000000200)="63086c200437dd601d170bcbe7b8a25814b22252b98bf7114c998c89f48f24401e2463f4aefec810cedf4a929feaee628f9813", 0x33, 0x80000000}], 0x81, &(0x7f0000000680)=ANY=[@ANYBLOB="636865636b5f696e745f646174612c7468726561645f706f6f6cdd279c3a7b2d143727536f4e793d003731362c636865636b5f696e745f7072696e745f6d61736b3d330039312c636f6d70726573732d666f7263653d7a7374642c737061635a0dbd948ec84e588b0fafd8da42655f6361636865"]) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) madvise(&(0x7f0000b19000/0x4000)=nil, 0x4000, 0x0) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000580)={0x0, 0x7, 0x7f, 0x8, 0x6, 0x4}, &(0x7f00000005c0)=0x14) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000600)={r2, 0x5c, &(0x7f0000000700)=[@in={0x2, 0x4e24, @loopback=0x7f000001}, @in6={0xa, 0x4e23, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x1}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e23, @broadcast=0xffffffff}]}, &(0x7f0000000780)=0x10) fcntl$getflags(r1, 0x0) socketpair$inet(0x2, 0x10000000000006, 0x9, &(0x7f0000000640)) 2018/04/22 04:18:09 executing program 7: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x5000, 0x3, &(0x7f0000ffb000/0x5000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:09 executing program 3: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$int_out(r0, 0x0, &(0x7f00000009c0)) unlink(&(0x7f00000000c0)='./control/file0\x00') rename(&(0x7f00000003c0)='./control/file0\x00', &(0x7f0000000380)='./file0\x00') mknod(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='btrfs\x00', 0x0, &(0x7f0000000240)) mmap(&(0x7f0000000000/0xf50000)=nil, 0xf50000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) io_setup(0x66b, &(0x7f0000000040)=0x0) io_submit(r2, 0x8, &(0x7f0000000980)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x7, 0x6, r1, &(0x7f0000000200)="b6f383e7f21c391f0280d0bb0ec887153e055e5c82239e2e0dbaafb67f24cf4f26dd968c7ae9f1ad71889785e5c9a901d6586807fa8f6b1ff711ff6e9611476cd63a4bd06e0515653479030db3d338101fcb66ee4efee4d745828e0d0f8bcb5f42965476ef90208581338d7edafed268b8a513c6102af0eb357afb6b9e6ec9d456df306c1c3c9257918dcd41decabc5a92eb04a83578d3eaa938150941424eba410f", 0xa2, 0x1, 0x0, 0x1, r1}, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x2, 0x8, r1, &(0x7f00000002c0)="727f", 0x2, 0xff0, 0x0, 0x1, r1}, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x7, 0x2, r1, &(0x7f0000000400)="eec11fe1b78f15b61240ef7f7c98765367da5c5b87ccd5877d15cc8ce69b6ec1d0ff619e73cdb0b2573ce1774b2b1341fb8ca4c53a1d75bcb0ee32cdf9bd9c98525e57bf251a1025a0b20ff703", 0x4d, 0x7, 0x0, 0x1, r1}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x8, 0xff, r0, &(0x7f0000000480)="197855489455a06cca1bbcf99e3ca9c356447e5bb5d12bf3079fa759307e4ce4b4cdb987ea86dd862790d029c83b5a4c9cb7c8ef52c620d7b07676bd4617ba9a7b569e978d640342640e0f581261a56fd45b50806f77d7033c97dbce08d601e6553b87678d169685e836adb37ee2fcc57db894ca2b3c02c2524d7db1458717d4a72c673842c72a5b21f5d7415c5f7db38fc6ce6704a915212c56794273bf1ea9e1f85316ffba24d8c9225aa08d0154a96dd8ab4383aa1f9874d17f2bd9ce3cfac617ed42916b2a87d57c54d80158", 0xce, 0x7, 0x0, 0x1, r1}, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x80000001, r0, &(0x7f00000005c0)="6910bc82c7bc474fc7db37691acfb8b39f90e08f5cf51ff31b45eb529858c96410af355231fbfefd992ce6f4728c156488aa17d6eecd37c60ac6cea57b2b10810bc250d191a682314255dc08d7c0005234b7e8f7e34cf892e829a091bbd3119172b6169d1e2f237850f36db8339502fe85e68f07f61d645d4cf17675c1089a1b947083bb", 0x84, 0x9, 0x0, 0x0, r1}, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x1, 0x100000001, r0, &(0x7f00000006c0)="25dd506a2d6108b3", 0x8, 0x6, 0x0, 0x1, r1}, &(0x7f0000000800)={0x0, 0x0, 0x0, 0x1, 0xffffffffffffffe1, r0, &(0x7f0000000740)="3ed85ea68179e13e54d3f2aaaac9214cfd7fc81e027deeeebe686323745924294360f328a22332606037e2d9f9c202fee5f307eafe61f49aa522c86e85fe1053b8707461c8e0c59889574e3a5c1b54c1d2d8dba0b7143d03ad3f0f4c5cd592911665d9545508d5ea52c7eeabec2f6626a3900bdf74bb47cf32e6136ee9d502c9f019961e5554f799b602219b86701a19b2a7ac", 0x93, 0x2, 0x0, 0x0, r1}, &(0x7f0000000940)={0x0, 0x0, 0x0, 0x6, 0x9, r1, &(0x7f0000000840)="3ba637ec14e8662df18c863661269cb14200be2ffdab8f77a1bc0154e467a0b3de45c4b85df79065fd5818a7da69ec4b116f8aafd2125dc8526d17353562cbd2d0dc0e7ce220ef761df0ee3f491991545517601a941175a334ef764c5521763c9ad3f12808039ba944cc2fbc051979c27f714db435c18f485d9ee3c6ffc4c2a028e8ebf7aa659d3dc44f89d9a3aaa1f7a3a4fa51fcf2c20fd72b17f446b0c9c22e6ce8fffbf31e8061559617b4311d7756e26caf156947ca3feaba578641689811b67c2ee6939abf99eb091ebd", 0xcd, 0x5, 0x0, 0x0, r1}]) 2018/04/22 04:18:09 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}, {&(0x7f0000000280)=""/175, 0xaf}], 0x3, &(0x7f0000000380)=""/248, 0xf8, 0x7}, 0x102) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) getsockname$ax25(r0, &(0x7f00000004c0), &(0x7f0000000500)=0x10) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x0, @host=0x2}, 0xfffffffffffffeb9, 0x80800) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x3, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) 2018/04/22 04:18:09 executing program 1: getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='auxv\x00') getsockopt$inet_mreq(r0, 0x0, 0x27, &(0x7f0000000040)={@multicast1, @broadcast}, &(0x7f0000000080)=0x8) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f000035c000/0x2000)=nil, 0x2000, 0x0, &(0x7f00009ecff8)=0x69, 0x2, 0x3) 2018/04/22 04:18:09 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000480)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x43, &(0x7f0000000340)=[{&(0x7f0000000080)=""/207, 0xcf}, {&(0x7f0000000180)=""/227, 0xe3}], 0xffffffffffffc9d, &(0x7f0000000380)=""/248, 0xfffffffffffffec9, 0x7}, 0x101) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000580), &(0x7f0000000540)=0x4) mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1000000, 0x31, 0xffffffffffffffff, 0x0) accept4$vsock_stream(r0, &(0x7f0000001800)={0x28, 0x0, 0x2713, @host=0x2}, 0xfffffffffffffeb9, 0x0) rename(&(0x7f0000000300)='./file0\x00', &(0x7f00000004c0)='./file0\x00') mremap(&(0x7f000048e000/0x2000)=nil, 0x2000, 0x2000, 0x0, &(0x7f0000f5c000/0x2000)=nil) remap_file_pages(&(0x7f00006ef000/0x600000)=nil, 0x600000, 0x0, 0x0, 0x8000000) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, &(0x7f00009ecff8), 0x2, 0x3) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000000280)={{0x2, 0x4e22, @multicast2=0xe0000002}, {0x7}, 0x2, {0x2, 0x4e20, @multicast1=0xe0000001}, 'dummy0\x00'}) [ 233.887964] ================================================================== [ 233.895394] BUG: KMSAN: uninit-value in btrfs_scan_one_device+0x4b6/0x920 [ 233.902329] CPU: 0 PID: 12259 Comm: syz-executor6 Not tainted 4.16.0+ #85 [ 233.909254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.918611] Call Trace: [ 233.921213] dump_stack+0x185/0x1d0 [ 233.924849] ? btrfs_scan_one_device+0x4b6/0x920 [ 233.929613] kmsan_report+0x142/0x240 [ 233.933423] __msan_warning_32+0x6c/0xb0 [ 233.937488] btrfs_scan_one_device+0x4b6/0x920 [ 233.942079] btrfs_mount_root+0x332/0x21b0 [ 233.946327] ? kmsan_set_origin+0x9e/0x160 [ 233.950564] ? btrfs_control_open+0x80/0x80 [ 233.954888] mount_fs+0x296/0x780 [ 233.958351] vfs_kern_mount+0x222/0x990 [ 233.962331] btrfs_mount+0x7fe/0x2db0 [ 233.966148] ? kmsan_set_origin+0x9e/0x160 [ 233.970387] ? btrfs_resize_thread_pool+0x5b0/0x5b0 [ 233.975405] mount_fs+0x296/0x780 [ 233.978870] vfs_kern_mount+0x222/0x990 [ 233.982852] do_mount+0xca5/0x4ed0 [ 233.986398] ? __kmalloc+0x23c/0x350 [ 233.990115] ? copy_mount_options+0x91/0x540 [ 233.994538] SYSC_mount+0x32e/0x3d0 [ 233.998172] SyS_mount+0x77/0xa0 [ 234.001539] do_syscall_64+0x309/0x430 [ 234.005434] ? put_mnt_ns+0x2f0/0x2f0 [ 234.009245] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 234.014432] RIP: 0033:0x457dba [ 234.017617] RSP: 002b:00007f150d4ffba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.025326] RAX: ffffffffffffffda RBX: 0000000020000180 RCX: 0000000000457dba [ 234.032600] RDX: 0000000020000180 RSI: 00000000200001c0 RDI: 00007f150d4ffbf0 [ 234.039870] RBP: 0000000000000002 R08: 0000000020000680 R09: 0000000020000180 [ 234.047138] R10: 0000000000000081 R11: 0000000000000246 R12: 0000000000000013 [ 234.054408] R13: 0000000000000002 R14: 00000000006fcb50 R15: 0000000000000000 [ 234.061687] [ 234.063312] Uninit was stored to memory at: [ 234.067643] kmsan_internal_chain_origin+0x12b/0x210 [ 234.072755] kmsan_memcpy_origins+0x11d/0x170 [ 234.077256] __msan_memcpy+0x109/0x160 [ 234.081148] _copy_to_iter+0x852/0x28f0 [ 234.085126] copy_page_to_iter+0x383/0x1b70 [ 234.089452] shmem_file_read_iter+0x99f/0x1180 [ 234.094032] do_iter_readv_writev+0x84d/0xa00 [ 234.098629] do_iter_read+0x303/0xd70 [ 234.102430] vfs_iter_read+0x118/0x180 [ 234.106318] loop_queue_work+0x270e/0x3ef0 [ 234.110553] kthread_worker_fn+0x58f/0x900 [ 234.114788] loop_kthread_worker_fn+0x90/0xb0 [ 234.119283] kthread+0x539/0x720 [ 234.122655] ret_from_fork+0x35/0x40 [ 234.126358] Uninit was created at: [ 234.129904] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 234.134925] kmsan_alloc_page+0x82/0xe0 [ 234.138906] __alloc_pages_nodemask+0xf5b/0x5dc0 [ 234.143681] alloc_pages_vma+0xcc8/0x1800 [ 234.147832] shmem_alloc_and_acct_page+0x6d5/0x1000 [ 234.152851] shmem_getpage_gfp+0x35db/0x5770 [ 234.157263] shmem_file_read_iter+0x508/0x1180 [ 234.161844] do_iter_readv_writev+0x84d/0xa00 [ 234.166341] do_iter_read+0x303/0xd70 [ 234.170144] vfs_iter_read+0x118/0x180 [ 234.174033] loop_queue_work+0x270e/0x3ef0 [ 234.178269] kthread_worker_fn+0x58f/0x900 [ 234.182505] loop_kthread_worker_fn+0x90/0xb0 [ 234.186998] kthread+0x539/0x720 [ 234.190367] ret_from_fork+0x35/0x40 [ 234.194068] ================================================================== [ 234.201418] Disabling lock debugging due to kernel taint [ 234.206862] Kernel panic - not syncing: panic_on_warn set ... [ 234.206862] [ 234.214243] CPU: 0 PID: 12259 Comm: syz-executor6 Tainted: G B 4.16.0+ #85 [ 234.222470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 234.231821] Call Trace: [ 234.234416] dump_stack+0x185/0x1d0 [ 234.238051] panic+0x39d/0x940 [ 234.241265] ? btrfs_scan_one_device+0x4b6/0x920 [ 234.246025] kmsan_report+0x238/0x240 [ 234.249830] __msan_warning_32+0x6c/0xb0 [ 234.253898] btrfs_scan_one_device+0x4b6/0x920 [ 234.258486] btrfs_mount_root+0x332/0x21b0 [ 234.262729] ? kmsan_set_origin+0x9e/0x160 [ 234.266965] ? btrfs_control_open+0x80/0x80 [ 234.271288] mount_fs+0x296/0x780 [ 234.274836] vfs_kern_mount+0x222/0x990 [ 234.278818] btrfs_mount+0x7fe/0x2db0 [ 234.282632] ? kmsan_set_origin+0x9e/0x160 [ 234.286870] ? btrfs_resize_thread_pool+0x5b0/0x5b0 [ 234.291892] mount_fs+0x296/0x780 [ 234.295353] vfs_kern_mount+0x222/0x990 [ 234.299337] do_mount+0xca5/0x4ed0 [ 234.302895] ? __kmalloc+0x23c/0x350 [ 234.306615] ? copy_mount_options+0x91/0x540 [ 234.311037] SYSC_mount+0x32e/0x3d0 [ 234.314677] SyS_mount+0x77/0xa0 [ 234.318048] do_syscall_64+0x309/0x430 [ 234.321944] ? put_mnt_ns+0x2f0/0x2f0 [ 234.325757] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 234.330946] RIP: 0033:0x457dba [ 234.334132] RSP: 002b:00007f150d4ffba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 234.341844] RAX: ffffffffffffffda RBX: 0000000020000180 RCX: 0000000000457dba [ 234.349115] RDX: 0000000020000180 RSI: 00000000200001c0 RDI: 00007f150d4ffbf0 [ 234.356400] RBP: 0000000000000002 R08: 0000000020000680 R09: 0000000020000180 [ 234.363676] R10: 0000000000000081 R11: 0000000000000246 R12: 0000000000000013 [ 234.370948] R13: 0000000000000002 R14: 00000000006fcb50 R15: 0000000000000000 [ 234.378721] Dumping ftrace buffer: [ 234.382249] (ftrace buffer empty) [ 234.385944] Kernel Offset: disabled [ 234.389546] Rebooting in 86400 seconds..