INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-next-kasan-gce-8,10.128.15.230' (ECDSA) to the list of known hosts. 2017/10/18 16:03:06 fuzzer started 2017/10/18 16:03:06 dialing manager at 10.128.0.26:46543 2017/10/18 16:03:13 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f0000003000-0xd)="2f6465762f7573626d6f6e2300", 0xda, 0x145040) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000a6e000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_MEMORY_ONDEMAND_STATE_WITH_BITMAPS(r0, 0x4010aeed, &(0x7f0000000000)={0x3, 0x0, [{&(0x7f0000920000)="250d63cad3d25d8d436076aa9e66781003f5b3c4435d835ea51bc350247a76243108a26c93750b6750755a7ff8c82380e09fdacbef0393e79397e274ba6afbea10ceb77fc61420fdc5b3c2ff6bd82f498727388a90d8ab7cebce32b6d34ff1bd55d29d5db1da84685010d5b1d4dc44462224d559", 0x8, 0x10003, 0x6}, {&(0x7f0000166000)="4a55db6df292d313a7c887cba2ea3fcc97467bce82888db10ebf9ce70746b7c8f0991d91dad44cb928ba46e06c853a3f33a733808a3fa0f02a6910e4d0ac708cfb90649ce6b9593524ed9e7ce23d438abc090be3686c60e8ba1b0c6509632a29cbc919440ee7e5c7467bb34f611a27cf89d68d8b16fab677b487d87792d355840bb8d7911168502d3eeff70a100f85235d0f0af6349b30ab40176263428fffa0c87ba755f08731977d1c3cc18b07439845091ed29bb4100e", 0x1f, 0x10203, 0x8}, {&(0x7f0000af7000-0xfd)="430f79c3b686744da829d055db950f9972d19675f7c7a784b8c141239b28be55093c2489e2661d266e57028831dbcc69891427d1483a59972bf1d86677cdd30b3cc32c98c7021ff0181fa08e5c910fa300d45cb0a3ed4da16cb61768fca25e0ee34cd4705abb3b923bc54b443f5af3781d6b924cfdeae999ce44758539276c34993ff8d6fe21e5ddd3bb4e7b102c0e51b563cee220508540a1efaca7ace02dbf2fdd6230c228ef9a6316336d3b3cf8108832df2395eef94103da993539f440d9433e47ead3d839923aa592c88fa1317a233f1dbab62d867d100bd35180dabe3dcc65b72769a456abcbd16bb3ed45da554355f13c271db939306a766d0f", 0x3, 0x4, 0xfffffffffffffffc}]}) fcntl$getflags(r0, 0x40a) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCSSOFTCAR(r0, 0x541a, &(0x7f0000001000)=0x3) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000003000-0x4)=@int=0x7fffffff, 0x4) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000004000-0xdc)="78a6671f2508127aa7357918bab9dbd23b0be65cd350889b8b8b03d84c968db5e2ef84f7d0d8e4b8482d91ac082c8fbc80573f0509255275fb6c952758d8aacc114310a28f8a627ec9d1554680f5fce4dfd84149fc4d6db76cece494d443f1b3b8f17a84d547b2164e1d4ca94ab1a2d812f2afae488fb327e5871f7680c29cfc3b548cd17a4da7c23350bcda12a31f2e99322e43a91a09a1b0663eceac86ba9293c85e93304471df7405df49289e1e99e765cb27dfb68a3ee867972fd16b778b3b73124d1f024f5f0125cd2c7fc73d1770b1e4f24fe4a142c5cf9b95", 0xdc) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000003000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000005000-0xe8)={{{@in=@multicast2=0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0x0, 0x0}, 0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000002000)=0xe8) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000004000)={r1, 0x1, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x10) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$packet_buf(r0, 0x107, 0x5, &(0x7f0000005000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", &(0x7f0000004000)=0x7e) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) linkat(r0, &(0x7f0000005000-0x8)="2e2f66696c653000", r0, &(0x7f0000007000-0x8)="2e2f66696c653000", 0x1400) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000008000-0x10)={0x3, &(0x7f0000003000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f0000008000-0x8)={r2, 0x3}) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000008000)={0x100, 0x6, 0x4, 0x4000000000, 0x5, [{0x1, 0x1, 0x3c7c0672, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0}, {0xefa, 0xffffffff, 0x8, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0}, {0x4d3128c6, 0x2, 0x2, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0}, {0x6, 0x7fff, 0x8000, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0}, {0x40, 0x5, 0x40, 0x0, 0x0, 0x1485, 0x0, 0x0, 0x0}]}) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f000000a000-0x10)={0x5, &(0x7f0000007000)=[{0x4, 0x4f6, 0x3ff, 0x0}, {0x4, 0x88, 0x6, 0xa2d2}, {0x1, 0x0, 0x6, 0x7fff}, {0x6, 0x4, 0x2, 0x5}, {0x5, 0x200, 0x8, 0x3}]}, 0x10) mprotect(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x1) openat$ptmx(0xffffffffffffff9c, &(0x7f0000006000-0xa)="2f6465762f70746d7800", 0x222400, 0x0) 2017/10/18 16:03:13 executing program 7: r0 = memfd_create(&(0x7f0000de0000-0x23)="656d305d256e6f6465766d643573756d76626f786e6574302f262773797374656d7b00", 0x2) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000307000)="2f6465762f6175746f667300", 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r1}) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000000)={@local={0xac, 0x14, 0x0, 0xaa}, @empty=0x0, @local={0xac, 0x14, 0x0, 0xaa}}, 0xc) getsockopt$inet6_tcp_buf(r2, 0x6, 0x1e, &(0x7f0000000000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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&(0x7f0000000000)=0x1000) r3 = getpid() perf_event_open(&(0x7f0000000000)={0x0, 0x78, 0x8, 0x2, 0x80, 0x9, 0x0, 0x10000, 0x40, 0xa, 0x3, 0x7, 0x0, 0x4, 0x0, 0x0, 0x0, 0x3243, 0x4, 0x9000, 0xa2e2, 0x0, 0x7, 0x5, 0x8326, 0x0, 0x0}, r3, 0x10001, r0, 0x1) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$bt_rfcomm(r2, &(0x7f0000001000)={0x1f, {0x100, 0x1, 0x8, 0x0, 0x0, 0xff}, 0x80000000000}, 0x9) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000003000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000002000-0x4)=0x14) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$bt_BT_SNDMTU(r2, 0x112, 0xc, &(0x7f0000004000-0x2)=0x5, 0x2) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000004000)={0x0, 0x2}, &(0x7f0000005000-0x4)=0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000001000)=@assoc_value={r4, 0x1}, 0x8) sched_getscheduler(r3) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000006000-0xe8)={{{@in=@local={0x0, 0x0, 0x0, 0x0}, @in=@multicast1=0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast2=0x0, 0x0, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000004000)=0xe8) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_SIOCSIFDSTADDR(r2, 0x8918, &(0x7f0000006000-0x18)={@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2, r5}) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r6 = add_key(&(0x7f0000006000)="73797a6b616c6c657200", &(0x7f0000002000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, 0x0, 0x0, 0xfffffffffffffff9) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = add_key(&(0x7f0000005000)="7573657200", &(0x7f0000007000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, 0x0, 0x0, 0xffffffffffffffff) keyctl$instantiate(0xc, r6, &(0x7f0000007000-0xfb)="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", 0xfb, r7) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000007000)={@loopback={0x0, 0x1}, r5}, 0x14) 2017/10/18 16:03:13 executing program 3: r0 = socket$inet(0x2, 0x807, 0x5180ccb2) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000001000-0x48)=[@in6={0xa, 0x2, 0xbbd1, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x1}, @in6={0xa, 0x2, 0x9, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0}, @in={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x3) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_open_dev$loop(&(0x7f0000002000-0xb)="2f6465762f6c6f6f702300", 0x1000, 0x401) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000003000-0x8)="2e2f66696c653000", 0x80000, 0x40) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = accept4$packet(r1, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000000000)=0x14, 0x80000) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000002000-0x1)=0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000003000)=@assoc_id=0x0, &(0x7f0000000000+0x27d)=0x4) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000002000)={r4, 0x4d62, 0x100000001, 0x100000000}, &(0x7f0000003000)=0x10) ioctl$void(r0, 0x5451) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$packet(r2, &(0x7f0000005000-0x5a)="eec9e4e7d386f69774a5f836be1dcf5099a4b20ac996fa8ae95576d44283ff57ac6f3f9f41a72d0ca8532b459f98170edd421016ba6db23f70faf2b34ede52ba5b0c626ac03592cf59152fc682f08ce4256a2c553a68b4c79538", 0x5a, 0x11, &(0x7f0000005000-0x14)={0x11, 0x4, r3, 0x1, 0x40, 0x6, @remote={[0xbb, 0xbb, 0xbb, 0xbb, 0xbb], 0x0}, [0x0, 0x0]}, 0x14) getsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000003000-0x4)=0x0, &(0x7f0000004000-0x4)=0x4) ioctl$EVIOCGPHYS(r1, 0x80404507, &(0x7f0000004000-0xa2)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") ioctl$EVIOCGNAME(r1, 0x80404506, &(0x7f0000002000-0x7b)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000002000)=0x7f7703b7) open_by_handle_at(r0, &(0x7f0000004000-0x8)={0x8, 0x4e7, ""}, 0x2) ioctl$TIOCLINUX7(r1, 0x541c, &(0x7f0000005000-0x2)={0x7, 0x5}) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f0000001000-0x4)=0x0, &(0x7f0000006000-0x4)=0x4) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000007000-0x8)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000007000-0x4)=0x8) 2017/10/18 16:03:13 executing program 4: mlock(&(0x7f0000f64000/0x3000)=nil, 0x3000) socketpair$llc(0x1a, 0x3, 0x0, &(0x7f000085b000-0x8)={0x0, 0x0}) semget(0x0, 0x3, 0xdc) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netrom_TIOCOUTQ(r0, 0x5411, &(0x7f0000000000)=0x0) mprotect(&(0x7f00007af000/0x3000)=nil, 0x3000, 0x2000008) r2 = creat(&(0x7f0000001000-0x8)="2e2f66696c653000", 0x8) timerfd_gettime(r2, &(0x7f0000000000)={{0x0, 0x0}, {0x0, 0x0}}) ioctl$KVM_SET_ONE_REG(r2, 0x4010aeac, &(0x7f0000001000-0x10)={0x7fffffff, 0xff}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_INTERRUPT(r2, 0x4004ae86, &(0x7f0000002000-0x4)=0xca58) bpf$PROG_LOAD(0x5, &(0x7f0000002000-0x30)={0x0, 0x9, &(0x7f0000001000)=[@generic={0x60d, 0xe678, 0x4, 0x19e2}, @map={0x7fff, 0x100, 0xfffffffffffffffe, r2}, @generic={0x1fe000000000000, 0x7, 0x6, 0xffffffffffff12a8}, @generic={0x9, 0xffffffff, 0x8, 0x9}, @generic={0x3, 0x9, 0xffffffffffffff81, 0x9}, @generic={0xc00, 0x8, 0x7, 0x9}, @map={0x5e, 0x40, 0xfff, r2}, @generic={0x8, 0xfffffffffffff456, 0x3, 0x3ff}, @map={0x0, 0xfffffffffffffffe, 0xe0000000000, r2}], &(0x7f0000002000-0x1)="00", 0x400, 0x5a, &(0x7f0000001000-0x5a)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x0, 0x1}, 0x30) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000002000+0x20d)=0x0, &(0x7f0000001000-0x4)=0x4) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000004000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000003000)=0xc) tkill(r3, 0x3d) socket$netlink(0x10, 0x3, 0xd) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = add_key(&(0x7f0000004000)="6465616400", &(0x7f0000002000)={0x73, 0x79, 0x7a, 0x3, 0x0}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$invalidate(0x15, r4) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000002000)=0x7, 0x4) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r2, 0x40046411, &(0x7f0000006000-0x4)=0x100) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r2, 0x84, 0x1c, &(0x7f0000006000)=0x0, &(0x7f0000004000-0x4)=0x4) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r2, 0x10e, 0x8, &(0x7f0000007000-0x4)=0x8, 0x4) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_ADD_MAP(r1, 0xc0286415, &(0x7f0000007000)={&(0x7f0000000000/0x3000)=nil, 0x0, 0x0, 0x20, &(0x7f0000002000/0x2000)=nil, 0x1}) 2017/10/18 16:03:13 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f000078b000)="2f6465762f766373612300", 0x4, 0x40440) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r0, 0x4010ae68, &(0x7f0000c93000)={0x2, 0x19000, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000f83000)={0x0, 0x5, "5366751125"}, &(0x7f0000001000-0x4)=0xd) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000000)={r1, 0x0, 0x9, 0x9}, &(0x7f000034a000-0x4)=0x10) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGVERSION(r0, 0x80044501, &(0x7f0000001000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") r2 = socket$unix(0x1, 0x7, 0x0) r3 = signalfd(r2, &(0x7f0000000000)={0x0}, 0x8) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_CPUID(r0, 0x4008ae8a, &(0x7f0000003000-0xc8)={0x8, 0x0, [{0x0, 0x0, 0xaa, 0xfffffffffffffffb, 0x7ff, 0x0}, {0x40000001, 0x6, 0x7ff, 0x1ff, 0x4, 0x0}, {0x80000001, 0x7fffffff, 0x7fffffff, 0x75, 0x0, 0x0}, {0x0, 0xffffffffffffffff, 0x8, 0xffff, 0x3f, 0x0}, {0xc0000001, 0x6, 0x9, 0xffff, 0x3, 0x0}, {0x40000000, 0x1, 0x7, 0x2, 0x5, 0x0}, {0xc0000000, 0x6, 0x0, 0xfff, 0x1, 0x0}, {0xc0000001, 0x4, 0x3, 0x1, 0x0, 0x0}]}) splice(r0, 0x0, r3, 0x0, 0x9, 0x9) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000004000-0x8)={0x0, 0x0}, 0x80800) r6 = gettid() ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f0000002000)=r6) fallocate(r5, 0x2, 0x4, 0xedd0) getsockopt$inet_tcp_TCP_PSP_SYN_SPI(r5, 0x6, 0x6c5, &(0x7f0000003000)={"00000000000000000000000000000000", 0x0, 0x0}, &(0x7f0000004000-0x4)=0x18) setsockopt$inet_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000000)="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", 0x1000) ioctl$EVIOCSCLOCKID(r5, 0x400445a0, &(0x7f0000003000)=0x787) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_udp_encap(r5, 0x11, 0x64, &(0x7f0000005000-0x4)=0x3, 0x4) open_by_handle_at(r4, &(0x7f0000005000-0x9a)={0x9a, 0x9, "a80af102df962cd031a2a0dc9a0113ceea854064cdc39912b0e355e7d7da62c7e6435125967bce027eb994b5fdc1b5929fda310f944c3ced3f055b46d8f2997689cb5df098e67f08a39b42d0aff85fa83e574001163f60936865737a971a42ed786214670674ec49fcf3ca3f97198404c86d8837af217415b504d8f47a22de3967ac4f536a3601cfc9e9dff5c26c29fabf7e"}, 0x400) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(r3, 0x10, &(0x7f0000005000)={0x0, 0x0}) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ptrace$getregs(0xe, r7, 0x2, &(0x7f0000007000-0xfc)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000005000)="6879626c6100", 0x6) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$bt_BT_CHANNEL_POLICY(r4, 0x112, 0xa, &(0x7f0000007000)=0x1f, 0x4) 2017/10/18 16:03:13 executing program 2: shmget$private(0x0, 0x4000, 0x800, &(0x7f00007fd000/0x4000)=nil) io_setup(0xfdf, &(0x7f0000336000-0x8)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept$inet(0xffffffffffffff9c, 0x0, &(0x7f0000000000+0xb81)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000001000-0x8)="2e2f66696c653000", 0x105000, 0x102) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) io_cancel(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x7, 0x0, r1, &(0x7f0000a10000-0xd4)="9985e435827742048aeffd8855c3c5249dd195600c5340c7320f8356c531079cf77189ddbb4daeb0de7c9b791a1faf680780fb7af895d74cf0e0ab2937b4e7853b0a36517c364025c64d7c1b2b30069a8ea02f7555a61d4c4bd5f7be8ec30e0dc768089dddbe21a9008818b2d4e92b29d0887b1d79ac6539bce7c8bb51ad681341042f6fb58829431129d9ff5ed508a05e6e0b2c3b0eb73f4413526d0671b0d8b0bc82aa2b33c5b83400a8dfba78c3a5256a3f4fd2577bb281b02e9163757260ba6895ac796d7a33efc5301e9ec0956d3b462069", 0xd4, 0x4f20, 0x0, 0x0, r2}, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGARP(r2, 0x8954, &(0x7f0000002000-0x44)={{0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x306, @random="f85b1ce63d41", [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20, {0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000002000-0x8)="2e2f66696c653000", &(0x7f0000003000-0x8)="2e2f66696c653000") mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000004000-0x11)="2f6465762f7161745f6164665f63746c00", 0x92002, 0x0) bind$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x4, @loopback={0x0, 0x1}, 0x0}, 0x1c) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = memfd_create(&(0x7f0000005000-0xb)="262c2773656c696e757800", 0x2) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000003000-0x4)={0x2d}, 0x4) r5 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$SO_PEERCRED(r2, 0x1, 0x11, &(0x7f0000005000-0xc)={0x0, 0x0, 0x0}, 0xc) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(r4, 0x540f, &(0x7f0000005000)=0x0) rt_tgsigqueueinfo(r6, r7, 0x8, &(0x7f0000004000-0x10)={0x26, 0x2, 0x0, 0x81}) fcntl$dupfd(r2, 0x406, r5) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_ipx_SIOCIPXNCPCONN(r4, 0x89e3, &(0x7f0000006000)=0x400) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fgetxattr(r1, &(0x7f0000002000-0x19)=@known="73797374656d2e706f7369785f61636c5f64656661756c7400", &(0x7f0000008000-0x40)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x40) mkdirat(r2, &(0x7f0000003000)="2e2f66696c653000", 0x1) 2017/10/18 16:03:13 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f00004ad000)="2e2f66696c653000", 0x0, 0x20) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r0, 0x80045301, &(0x7f0000000000)=0x0) epoll_wait(r0, &(0x7f0000001000-0x6c)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x9, 0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r0, 0x40bc5311, &(0x7f0000002000-0xbc)={0xd1, 0x0, "636c69656e7430000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4, "c14e7c4213df6cec", "232136f001a9d8a3826c58edad7d7eb83658f550b16e49368952692a8bf9372e", 0x1, 0x20, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000003000-0x4)=0xffffffffffff8001) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_bt_cmtp_CMTPCONNADD(r0, 0x400443c8, &(0x7f0000003000)={r0, 0x6}) ioctl$DRM_IOCTL_GET_MAP(r0, 0xc0286404, &(0x7f0000002000-0x28)={&(0x7f0000000000/0x2000)=nil, 0x8, 0x4, 0x60, &(0x7f0000003000/0x1000)=nil, 0x3ff}) setsockopt$inet_tcp_TCP_PSP_TX_SPI_KEY(r0, 0x6, 0x6c2, &(0x7f0000000000)={"0b6f6eab4db1e6f0728f5e8c72ba6742", 0x7ff80000000000, 0x3}, 0x18) restart_syscall() setsockopt$inet_tcp_TCP_MINRTT_INTERVAL(r0, 0x6, 0x6bf, &(0x7f0000001000)=0x509b, 0x4) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000004000)={r0, &(0x7f0000003000-0x5c)="f9bb0dd5434516836aba3d91e531cf891b26c1429ac9b88313b5e9f803b7d8e8c88b3763d89cfd3a8871365d001d0af85dc911756b89e01de0296f433aba4a935f024e3a167f7ac5ea9116c7e9a061e27ccd8cfef38dfa8a6fb70e68", &(0x7f0000003000-0xd2)="a6d743d86e5346052a9e07aa28ec708029deddc94cbf4cb1d1475b3abf83558d219659fd8e93ab65f576ac1b346749461e37356bdc5b679ce910fa64ad5fe7173e39a01b60ac89c411a95f49c5f50ab7ad501ea14df7dc823c4e61b07db51aadd00ee35d9b00fd7a7968d6ba9e248be133ca57b68dcb93df82d40420f70b3c34bfefda2b598c3437954d1c1868e6dad475021b5d7377e879a4ad864fd749a073e68e3628d51e836353ed44df4425c1e25eb97c15a554014b1fe4cffe4cdb436d645ebad04a6b1b22a417551b13adbeec0ea9", 0x1}, 0x20) fcntl$F_MEM_LOCK(r0, 0x800) ioctl$sock_ipx_SIOCIPXCFGDATA(r0, 0x89e2, &(0x7f0000000000)={0x0, 0x0}) r1 = fcntl$getown(r0, 0x9) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000001000)=r1) bind$inet(r0, &(0x7f0000005000-0x10)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$sock_ipx_SIOCGIFADDR(r0, 0x8915, &(0x7f0000005000-0x20)={"c2582ad2c09b01579fdc7ac2d23842e5", {0x4, 0x3, 0x9, "90d4f46e39f1", 0x1f, 0x0}}) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8940, &(0x7f0000005000)=@add_del={0x2, &(0x7f0000001000)=@generic="ecdd7534d07529ea66520e431a4caecb", 0x400}) ioctl$KVM_IRQ_LINE_STATUS(r0, 0xc008ae67, &(0x7f0000004000-0x8)={0x80000000, 0x405}) r2 = semget$private(0x0, 0x4, 0xb0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) semctl$SEM_STAT(r2, 0x1, 0x12, &(0x7f0000006000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000") mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000001000)={0x0, 0x0}) rt_sigtimedwait(&(0x7f0000007000)={0x9}, &(0x7f0000007000-0x10)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000004000)={r3, r4+30000000}, 0x8) 2017/10/18 16:03:13 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000000)="5d2e6574683100", 0x3) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmmsg(r0, &(0x7f0000001000-0x168)=[{{&(0x7f0000001000-0x10)=@nfc={0x0, 0x0, 0x0, 0x0}, 0x10, &(0x7f0000001000-0x40)=[{&(0x7f0000000000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf8}, {&(0x7f00001a5000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x2b}, {&(0x7f0000000000)="", 0x0}, {&(0x7f0000001000-0x51)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x51}], 0x4, &(0x7f0000000000)="0000000000000000000000000000", 0xe, 0x3}, 0x1}, {{&(0x7f0000a4e000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x8, &(0x7f0000001000-0x20)=[{&(0x7f00002b9000-0x6e)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6e}, {&(0x7f0000a0a000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x8a}], 0x2, &(0x7f0000001000-0xeb)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xeb, 0x9}, 0x0}, {{&(0x7f00004aa000)=@alg={0x0, "0000000000000000000000000000", 0x0, 0x0, "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x58, &(0x7f0000001000-0x70)=[{&(0x7f0000001000-0x4f)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x4f}, {&(0x7f000024d000-0x72)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x72}, {&(0x7f0000000000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf7}, {&(0x7f0000000000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xe4}, {&(0x7f0000520000-0x34)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x34}, {&(0x7f0000001000-0x1000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000}, {&(0x7f0000850000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x69}], 0x7, &(0x7f0000f36000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x9c, 0x5}, 0x5}, {{&(0x7f0000450000-0x10)=@ethernet={0x0, @local={[0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000000000)=[{&(0x7f00006a4000)="000000000000000000000000", 0xc}, {&(0x7f0000f04000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x39}, {&(0x7f00003cc000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x70}, {&(0x7f0000b45000-0x52)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x52}, {&(0x7f0000713000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xd8}], 0x5, &(0x7f0000c66000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000, 0x7fff}, 0x4}, {{&(0x7f0000049000)=@generic={0x0, "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}, 0x80, &(0x7f0000128000-0x60)=[{&(0x7f0000052000-0x27)="000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x27}, {&(0x7f0000000000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x5e}, {&(0x7f000005e000-0x88)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x88}, {&(0x7f0000000000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x1000}, {&(0x7f0000001000-0x40)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x40}, {&(0x7f0000001000-0xf4)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xf4}], 0x6, &(0x7f0000001000-0xe5)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xe5, 0x9}, 0x1000}, {{&(0x7f0000000000)=@nl={0x0, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000803000)=[{&(0x7f0000631000)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0xb6}, {&(0x7f0000000000)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x3c}, {&(0x7f00000fe000-0x65)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x65}, {&(0x7f0000000000)="", 0x0}], 0x4, &(0x7f0000000000)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", 0x6d, 0x4a1}, 0x1}], 0x6, 0x2020, 0x0) clock_getres(0x6, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KVM_GET_PIT2(r0, 0x8070ae9f, &(0x7f0000002000-0x70)={[{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}], 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) syzkaller login: [ 53.017214] ================================================================== [ 53.024679] BUG: KASAN: stack-out-of-bounds in deref_stack_reg+0x1b8/0x1d0 [ 53.031688] Read of size 8 at addr ffff8801cb1cfa58 by task ip/3172 [ 53.038087] [ 53.039712] CPU: 1 PID: 3172 Comm: ip Not tainted 4.14.0-rc5-next-20171017+ #34 [ 53.047152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.056503] Call Trace: [ 53.059079] [ 53.061232] dump_stack+0x173/0x237 [ 53.064865] ? arch_local_irq_restore+0x4e/0x4e [ 53.069532] ? show_regs_print_info+0x5b/0x5b [ 53.074042] ? deref_stack_reg+0x1b8/0x1d0 [ 53.078281] print_address_description+0x6e/0x250 [ 53.083129] ? deref_stack_reg+0x1b8/0x1d0 [ 53.087368] kasan_report+0x251/0x340 [ 53.091178] deref_stack_reg+0x1b8/0x1d0 [ 53.095247] ? __read_once_size_nocheck.constprop.7+0x10/0x10 [ 53.101140] ? deref_stack_reg+0x1d0/0x1d0 [ 53.105379] ? debug_check_no_locks_freed+0x3a0/0x3a0 [ 53.110578] ? get_stack_info+0x32/0x140 [ 53.114649] ? stack_access_ok+0xca/0x160 [ 53.118818] unwind_next_frame+0xebc/0x1df0 [ 53.123143] ? load_elf_binary+0x240/0x43d0 [ 53.127474] ? deref_stack_reg+0x1d0/0x1d0 [ 53.131718] ? check_noncircular+0x20/0x20 [ 53.135957] ? cleanup_timers_list+0x2c0/0x2c0 [ 53.140543] ? rcutorture_record_progress+0x10/0x10 [ 53.145567] __save_stack_trace+0x6e/0xd0 [ 53.149725] ? load_elf_binary+0x240/0x43d0 [ 53.154054] save_stack+0x32/0xb0 [ 53.157516] ? kasan_slab_free+0x71/0xc0 [ 53.161574] ? kfree+0xc8/0x250 [ 53.164852] ? security_cred_free+0x42/0x80 [ 53.169172] ? put_cred_rcu+0xee/0x3c0 [ 53.173055] ? rcu_process_callbacks+0xcd4/0x1600 [ 53.177897] ? __do_softirq+0x2ba/0xafb [ 53.181869] ? irq_exit+0x1c7/0x200 [ 53.185497] ? smp_apic_timer_interrupt+0x154/0x6b0 [ 53.190516] ? apic_timer_interrupt+0x96/0xa0 [ 53.195016] ? lock_is_held_type+0x84/0x200 [ 53.199337] ? load_elf_binary+0x240/0x43d0 [ 53.203662] ? lock_downgrade+0x790/0x790 [ 53.207811] ? trigger_load_balance+0x3c4/0xfe0 [ 53.212487] ? trigger_load_balance+0x261/0xfe0 [ 53.217161] ? check_noncircular+0x20/0x20 [ 53.221399] ? do_raw_spin_trylock+0x180/0x180 [ 53.225987] ? check_noncircular+0x20/0x20 [ 53.230246] ? __lock_is_held+0xad/0x140 [ 53.234311] ? _raw_spin_unlock_irqrestore+0x2d/0xc0 [ 53.239420] ? trace_hardirqs_on_caller+0x199/0x5b0 [ 53.244454] ? __lock_is_held+0xad/0x140 [ 53.248521] ? rcutorture_record_progress+0x10/0x10 [ 53.253549] kasan_slab_free+0x71/0xc0 [ 53.257443] ? security_cred_free+0x42/0x80 [ 53.261773] kfree+0xc8/0x250 [ 53.264886] security_cred_free+0x42/0x80 [ 53.269039] put_cred_rcu+0xee/0x3c0 [ 53.272753] ? __put_cred+0x1b0/0x1b0 [ 53.276557] ? perf_event_task_tick+0xa3c/0xe00 [ 53.281231] ? rcu_pm_notify+0xc0/0xc0 [ 53.285134] ? rcu_process_callbacks+0x1089/0x1600 [ 53.290072] ? __put_cred+0x1b0/0x1b0 [ 53.293874] rcu_process_callbacks+0xcd4/0x1600 [ 53.298529] ? note_gp_changes+0x5b0/0x5b0 [ 53.302736] ? check_noncircular+0x20/0x20 [ 53.306945] ? timerqueue_add+0x1d7/0x270 [ 53.311070] ? enqueue_hrtimer+0x156/0x450 [ 53.315278] ? __remove_hrtimer+0x190/0x190 [ 53.319581] ? find_held_lock+0x32/0x1c0 [ 53.323618] ? clockevents_program_event+0x15c/0x2e0 [ 53.328697] ? lock_downgrade+0x790/0x790 [ 53.332820] ? lock_release+0x920/0x920 [ 53.336764] ? hrtimer_cancel+0x40/0x40 [ 53.340714] ? rcu_pm_notify+0xc0/0xc0 [ 53.344586] __do_softirq+0x2ba/0xafb [ 53.348369] ? __irqentry_text_end+0x3/0x3 [ 53.352578] ? rcutorture_record_progress+0x10/0x10 [ 53.357569] ? native_apic_msr_write+0x58/0x80 [ 53.362122] ? lapic_next_event+0x50/0x80 [ 53.366245] ? tick_program_event+0x7a/0xc0 [ 53.370541] ? hrtimer_interrupt+0x460/0x590 [ 53.374922] ? rcu_pm_notify+0xc0/0xc0 [ 53.378781] ? rcutorture_record_progress+0x10/0x10 [ 53.383776] irq_exit+0x1c7/0x200 [ 53.387199] smp_apic_timer_interrupt+0x154/0x6b0 [ 53.392018] ? smp_call_function_single_interrupt+0x630/0x630 [ 53.397873] ? smp_thermal_interrupt+0x6f0/0x6f0 [ 53.402613] ? handle_edge_irq+0x2a6/0x7a0 [ 53.406825] ? _raw_spin_unlock+0x1f/0x30 [ 53.410947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.415771] apic_timer_interrupt+0x96/0xa0 [ 53.420064] [ 53.422271] RIP: 0010:lock_is_held_type+0x84/0x200 [ 53.427166] RSP: 0018:ffff8801cb1cf890 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 53.434842] RAX: dffffc0000000000 RBX: ffff8801cac70640 RCX: 0000000000000000 [ 53.442083] RDX: 1ffffffff0ad8f50 RSI: 00000000ffffffff RDI: ffffffff856c7a80 [ 53.449326] RBP: ffff8801d5df90c0 R08: 0000000000000000 R09: ffffed003958fe9b [ 53.456564] R10: 0000000000000000 R11: ffffed003958fe9a R12: ffffffff85737c60 [ 53.463804] R13: ffff8801cac70640 R14: 0000000000000000 R15: 1ffff10039639f39 [ 53.471069] load_elf_binary+0x240/0x43d0 [ 53.475188] ? rcu_read_lock_sched_held+0x102/0x120 [ 53.480173] ? kfree+0x1dd/0x250 [ 53.483509] ? load_elf_binary+0x240/0x43d0 [ 53.487821] ? notesize.isra.4+0x70/0x70 [ 53.491851] ? lock_downgrade+0x790/0x790 [ 53.495976] ? __task_pid_nr_ns+0x2ba/0x510 [ 53.500279] ? search_binary_handler+0x139/0x680 [ 53.505017] ? do_execveat_common.isra.31+0x171c/0x2270 [ 53.510353] ? kasan_kmalloc+0xa0/0xd0 [ 53.514225] ? prepare_bprm_creds+0x110/0x110 [ 53.518694] ? find_held_lock+0x32/0x1c0 [ 53.522730] ? check_stack_object+0x54/0x90 [ 53.527030] ? __check_object_size+0x23a/0x460 [ 53.531586] ? check_stack_object+0x90/0x90 [ 53.535894] ? rcu_pm_notify+0xc0/0xc0 [ 53.539762] ? strncpy_from_user+0x2e8/0x3e0 [ 53.544153] ? mpi_resize+0x200/0x200 [ 53.547934] ? mm_fault_error+0x2b0/0x2b0 [ 53.552066] ? getname_flags+0x24e/0x560 [ 53.556105] ? SyS_execve+0x34/0x40 [ 53.559705] ? ptregs_sys_vfork+0x10/0x10 [ 53.563829] ? do_syscall_64+0x25a/0x850 [ 53.567863] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.572589] ? syscall_return_slowpath+0x4d0/0x4d0 [ 53.577493] ? syscall_return_slowpath+0x29c/0x4d0 [ 53.582393] ? prepare_exit_to_usermode+0x2c0/0x2c0 [ 53.587385] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 53.592201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.597023] ? setup_new_exec+0x640/0x640 [ 53.601147] ? entry_SYSCALL64_slow_path+0x25/0x25 [ 53.606058] [ 53.607656] The buggy address belongs to the page: [ 53.612555] page:ffffea00072c73c0 count:0 mapcount:0 mapping: (null) index:0x0 [ 53.620666] flags: 0x200000000000000() [ 53.624524] raw: 0200000000000000 0000000000000000 0000000000000000 00000000ffffffff [ 53.632381] raw: 0000000000000000 0000000100000001 0000000000000000 0000000000000000 [ 53.640237] page dumped because: kasan: bad access detected [ 53.645915] [ 53.647511] Memory state around the buggy address: [ 53.652410] ffff8801cb1cf900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 53.659741] ffff8801cb1cf980: 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 f2 f2 [ 53.667069] >ffff8801cb1cfa00: f2 f2 f2 f2 f2 f8 f8 f2 f2 f3 f3 f3 f3 00 00 00 [ 53.674397] ^ [ 53.680597] ffff8801cb1cfa80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 53.687927] ffff8801cb1cfb00: 00 00 00 00 00 00 00 00 00 00 00 f1 f1 f1 f1 04 [ 53.695252] ================================================================== [ 53.702578] Disabling lock debugging due to kernel taint [ 53.708001] Kernel panic - not syncing: panic_on_warn set ... [ 53.708001] [ 53.715337] CPU: 1 PID: 3172 Comm: ip Tainted: G B 4.14.0-rc5-next-20171017+ #34 [ 53.724054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.733376] Call Trace: [ 53.735929] [ 53.738052] dump_stack+0x173/0x237 [ 53.741648] ? arch_local_irq_restore+0x4e/0x4e [ 53.746288] ? vsnprintf+0x1bf/0x14a0 [ 53.750068] panic+0x1e4/0x41c [ 53.753240] ? refcount_error_report+0x224/0x224 [ 53.757968] ? add_taint+0x15/0x50 [ 53.761482] ? deref_stack_reg+0x1b8/0x1d0 [ 53.765700] kasan_end_report+0x4a/0x50 [ 53.769645] kasan_report+0x13c/0x340 [ 53.773415] deref_stack_reg+0x1b8/0x1d0 [ 53.777445] ? __read_once_size_nocheck.constprop.7+0x10/0x10 [ 53.783296] ? deref_stack_reg+0x1d0/0x1d0 [ 53.787498] ? debug_check_no_locks_freed+0x3a0/0x3a0 [ 53.792656] ? get_stack_info+0x32/0x140 [ 53.796688] ? stack_access_ok+0xca/0x160 [ 53.800808] unwind_next_frame+0xebc/0x1df0 [ 53.805102] ? load_elf_binary+0x240/0x43d0 [ 53.809392] ? deref_stack_reg+0x1d0/0x1d0 [ 53.813594] ? check_noncircular+0x20/0x20 [ 53.817799] ? cleanup_timers_list+0x2c0/0x2c0 [ 53.822352] ? rcutorture_record_progress+0x10/0x10 [ 53.827339] __save_stack_trace+0x6e/0xd0 [ 53.831459] ? load_elf_binary+0x240/0x43d0 [ 53.835749] save_stack+0x32/0xb0 [ 53.839172] ? kasan_slab_free+0x71/0xc0 [ 53.843200] ? kfree+0xc8/0x250 [ 53.846450] ? security_cred_free+0x42/0x80 [ 53.850739] ? put_cred_rcu+0xee/0x3c0 [ 53.854594] ? rcu_process_callbacks+0xcd4/0x1600 [ 53.859405] ? __do_softirq+0x2ba/0xafb [ 53.863347] ? irq_exit+0x1c7/0x200 [ 53.866942] ? smp_apic_timer_interrupt+0x154/0x6b0 [ 53.871926] ? apic_timer_interrupt+0x96/0xa0 [ 53.876388] ? lock_is_held_type+0x84/0x200 [ 53.880678] ? load_elf_binary+0x240/0x43d0 [ 53.884972] ? lock_downgrade+0x790/0x790 [ 53.889087] ? trigger_load_balance+0x3c4/0xfe0 [ 53.893724] ? trigger_load_balance+0x261/0xfe0 [ 53.898363] ? check_noncircular+0x20/0x20 [ 53.902568] ? do_raw_spin_trylock+0x180/0x180 [ 53.907120] ? check_noncircular+0x20/0x20 [ 53.911324] ? __lock_is_held+0xad/0x140 [ 53.915353] ? _raw_spin_unlock_irqrestore+0x2d/0xc0 [ 53.920426] ? trace_hardirqs_on_caller+0x199/0x5b0 [ 53.925425] ? __lock_is_held+0xad/0x140 [ 53.929457] ? rcutorture_record_progress+0x10/0x10 [ 53.934447] kasan_slab_free+0x71/0xc0 [ 53.938306] ? security_cred_free+0x42/0x80 [ 53.942593] kfree+0xc8/0x250 [ 53.945669] security_cred_free+0x42/0x80 [ 53.949788] put_cred_rcu+0xee/0x3c0 [ 53.953472] ? __put_cred+0x1b0/0x1b0 [ 53.957242] ? perf_event_task_tick+0xa3c/0xe00 [ 53.961884] ? rcu_pm_notify+0xc0/0xc0 [ 53.965763] ? rcu_process_callbacks+0x1089/0x1600 [ 53.970676] ? __put_cred+0x1b0/0x1b0 [ 53.974445] rcu_process_callbacks+0xcd4/0x1600 [ 53.979093] ? note_gp_changes+0x5b0/0x5b0 [ 53.983293] ? check_noncircular+0x20/0x20 [ 53.987499] ? timerqueue_add+0x1d7/0x270 [ 53.991618] ? enqueue_hrtimer+0x156/0x450 [ 53.995819] ? __remove_hrtimer+0x190/0x190 [ 54.000112] ? find_held_lock+0x32/0x1c0 [ 54.004143] ? clockevents_program_event+0x15c/0x2e0 [ 54.009214] ? lock_downgrade+0x790/0x790 [ 54.013333] ? lock_release+0x920/0x920 [ 54.017274] ? hrtimer_cancel+0x40/0x40 [ 54.021215] ? rcu_pm_notify+0xc0/0xc0 [ 54.025079] __do_softirq+0x2ba/0xafb [ 54.028854] ? __irqentry_text_end+0x3/0x3 [ 54.033061] ? rcutorture_record_progress+0x10/0x10 [ 54.038045] ? native_apic_msr_write+0x58/0x80 [ 54.042594] ? lapic_next_event+0x50/0x80 [ 54.046712] ? tick_program_event+0x7a/0xc0 [ 54.051000] ? hrtimer_interrupt+0x460/0x590 [ 54.055379] ? rcu_pm_notify+0xc0/0xc0 [ 54.059235] ? rcutorture_record_progress+0x10/0x10 [ 54.064220] irq_exit+0x1c7/0x200 [ 54.067644] smp_apic_timer_interrupt+0x154/0x6b0 [ 54.072453] ? smp_call_function_single_interrupt+0x630/0x630 [ 54.078306] ? smp_thermal_interrupt+0x6f0/0x6f0 [ 54.083035] ? handle_edge_irq+0x2a6/0x7a0 [ 54.087236] ? _raw_spin_unlock+0x1f/0x30 [ 54.091353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.096167] apic_timer_interrupt+0x96/0xa0 [ 54.100451] [ 54.102656] RIP: 0010:lock_is_held_type+0x84/0x200 [ 54.107548] RSP: 0018:ffff8801cb1cf890 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11 [ 54.115220] RAX: dffffc0000000000 RBX: ffff8801cac70640 RCX: 0000000000000000 [ 54.122455] RDX: 1ffffffff0ad8f50 RSI: 00000000ffffffff RDI: ffffffff856c7a80 [ 54.129694] RBP: ffff8801d5df90c0 R08: 0000000000000000 R09: ffffed003958fe9b [ 54.136931] R10: 0000000000000000 R11: ffffed003958fe9a R12: ffffffff85737c60 [ 54.144168] R13: ffff8801cac70640 R14: 0000000000000000 R15: 1ffff10039639f39 [ 54.151422] load_elf_binary+0x240/0x43d0 [ 54.155536] ? rcu_read_lock_sched_held+0x102/0x120 [ 54.160517] ? kfree+0x1dd/0x250 [ 54.163849] ? load_elf_binary+0x240/0x43d0 [ 54.168145] ? notesize.isra.4+0x70/0x70 [ 54.172172] ? lock_downgrade+0x790/0x790 [ 54.176289] ? __task_pid_nr_ns+0x2ba/0x510 [ 54.180580] ? search_binary_handler+0x139/0x680 [ 54.185302] ? do_execveat_common.isra.31+0x171c/0x2270 [ 54.190630] ? kasan_kmalloc+0xa0/0xd0 [ 54.194497] ? prepare_bprm_creds+0x110/0x110 [ 54.198965] ? find_held_lock+0x32/0x1c0 [ 54.202998] ? check_stack_object+0x54/0x90 [ 54.207291] ? __check_object_size+0x23a/0x460 [ 54.211839] ? check_stack_object+0x90/0x90 [ 54.216132] ? rcu_pm_notify+0xc0/0xc0 [ 54.219989] ? strncpy_from_user+0x2e8/0x3e0 [ 54.224369] ? mpi_resize+0x200/0x200 [ 54.228136] ? mm_fault_error+0x2b0/0x2b0 [ 54.232251] ? getname_flags+0x24e/0x560 [ 54.236279] ? SyS_execve+0x34/0x40 [ 54.239876] ? ptregs_sys_vfork+0x10/0x10 [ 54.243997] ? do_syscall_64+0x25a/0x850 [ 54.248032] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.252761] ? syscall_return_slowpath+0x4d0/0x4d0 [ 54.257658] ? syscall_return_slowpath+0x29c/0x4d0 [ 54.262555] ? prepare_exit_to_usermode+0x2c0/0x2c0 [ 54.267542] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 54.272353] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.277162] ? setup_new_exec+0x640/0x640 [ 54.281276] ? entry_SYSCALL64_slow_path+0x25/0x25 [ 54.286625] Dumping ftrace buffer: [ 54.290139] (ftrace buffer empty) [ 54.293816] Kernel Offset: disabled [ 54.297408] Rebooting in 86400 seconds..