[....] Starting enhanced syslogd: rsyslogd[ 10.383084] audit: type=1400 audit(1516927728.068:4): avc: denied { syslog } for pid=3175 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.206' (ECDSA) to the list of known hosts. 2018/01/26 00:48:57 fuzzer started 2018/01/26 00:48:57 dialing manager at 10.128.0.26:35619 2018/01/26 00:49:01 kcov=true, comps=false 2018/01/26 00:49:02 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @broadcast=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0x26) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$llc(r0, &(0x7f0000001000-0x10)={0x1a, 0x17, 0x1, 0x1, 0x8, 0x40000000, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0]}, 0x10) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000000)={0x8000, 0xa53, 0x1, 0x80, 0x31, 0x8000, 0x8, 0x2, 0xfffffffffffffe01, 0x20, 0x5}, 0xb) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$mice(&(0x7f0000002000-0x10)='/dev/input/mice\x00', 0x0, 0x600002) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r2, 0x40bc5311, &(0x7f0000000000)={0x526f, 0x1, 'client0\x00', 0x2, "dfb1c19359595063", "1751ba6538b8d99444f731c4a1a787067b1757ca8dab5a09396c5875e386d9a7", 0xffffffff, 0x9, [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]}) statfs(&(0x7f0000002000-0x8)='./file0\x00', &(0x7f0000001000-0x8d)=""/141) pivot_root(&(0x7f0000001000)='./file0\x00', &(0x7f0000000000)='./file0\x00') mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) stat(&(0x7f0000002000)='./file0\x00', &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) readahead(r1, 0x380000000, 0x9) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvfrom$llc(r2, &(0x7f0000003000)=""/15, 0xf, 0x0, &(0x7f0000001000-0x10)={0x1a, 0x9, 0x10001, 0x2ed7, 0x4, 0x3, @dev={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0x16}, [0x0, 0x0]}, 0x10) getsockopt$ax25_int(r0, 0x101, 0xf, &(0x7f0000001000)=0x0, &(0x7f0000004000-0x4)=0x4) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000005000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000006000-0x8)='./file0\x00', 0x12) openat$hwrng(0xffffffffffffff9c, &(0x7f0000002000-0xb)='/dev/hwrng\x00', 0x240000, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmmsg(r1, &(0x7f0000007000-0x12c)=[{{&(0x7f0000003000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, 0x14, &(0x7f0000004000)=[{&(0x7f0000006000)=""/4096, 0x1000}, {&(0x7f0000006000)=""/69, 0x45}, {&(0x7f0000004000)=""/4096, 0x1000}, {&(0x7f0000003000)=""/237, 0xed}, {&(0x7f0000007000-0xf7)=""/247, 0xf7}], 0x5, &(0x7f0000004000)=""/110, 0x6e, 0x8}, 0x6}, {{&(0x7f0000001000)=@pppol2tpv3={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, 0x2e, &(0x7f0000006000)=[{&(0x7f0000000000)=""/228, 0xe4}, {&(0x7f0000001000-0xba)=""/226, 0xe2}, {&(0x7f0000006000)=""/199, 0xc7}, {&(0x7f0000003000)=""/4096, 0x1000}, {&(0x7f0000001000-0x1000)=""/4096, 0x1000}], 0x5, 0x0, 0x0, 0xfffffffffffffff7}, 0x9}, {{&(0x7f0000007000-0x20)=@pptp={0x0, 0x0, {0x0, @rand_addr=0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20, &(0x7f0000006000)=[{&(0x7f0000007000-0xc8)=""/200, 0xc8}, {&(0x7f0000003000)=""/153, 0x99}], 0x2, &(0x7f0000002000)=""/48, 0x30, 0x1}, 0x1}, {{&(0x7f0000006000)=@pppol2tpv3={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @multicast1=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, 0x2e, &(0x7f0000004000-0x80)=[{&(0x7f0000003000)=""/59, 0x3b}, {&(0x7f0000006000)=""/27, 0x1b}, {&(0x7f0000007000-0x4e)=""/78, 0x4e}, {&(0x7f0000007000-0x61)=""/97, 0x61}, {&(0x7f0000007000-0xd2)=""/210, 0xd2}, {&(0x7f0000006000)=""/248, 0xf8}, {&(0x7f0000004000)=""/147, 0x93}, {&(0x7f0000002000)=""/197, 0xc5}], 0x8, &(0x7f0000006000)=""/252, 0xfc, 0xffff}, 0x10000}, {{&(0x7f0000003000)=@nl=@kern={0x0, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000007000-0x30)=[{&(0x7f0000006000)=""/39, 0x27}, {&(0x7f0000002000-0x89)=""/137, 0x89}, {&(0x7f0000004000)=""/186, 0xba}], 0x3, &(0x7f0000006000)=""/44, 0x2c, 0x7}, 0x1000000}], 0x5, 0x100, &(0x7f0000006000)={0x77359400, 0x0}) 2018/01/26 00:49:02 executing program 7: r0 = openat$keychord(0xffffffffffffff9c, &(0x7f0000ce2000)='/dev/keychord\x00', 0x20000, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r0, 0x404c534a, &(0x7f0000ba1000-0x4c)={0x959, 0x40, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f0000000000+0x441)=0x0, &(0x7f0000001000-0x2)=0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000000)={0x0, 0x3, 0x2, [0x9, 0x2]}, &(0x7f0000002000-0x4)=0xc) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000001000)={r1, @in6={{0xa, 0x0, 0x1, @loopback={0x0, 0x1}, 0x5}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x7, 0x0, 0x4, 0x1, 0xfff, 0x2ae, 0x5, 0x8, 0xec80, 0x9, 0xe, 0x6, 0x359, 0x9, 0xffffffffffffff7f]}, &(0x7f0000001000)=0x108) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000003000-0x10)={r1, 0x1, 0x5, 0x80000000}, &(0x7f0000001000)=0x10) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGABS20(r0, 0x80184560, &(0x7f0000003000)=""/149) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000004000)={r3, 0xeba, 0xb5}, 0x8) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$ipx(r0, &(0x7f0000005000-0x10)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000005000)=0x10, 0x80800) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockname$ax25(r0, &(0x7f0000007000-0x10)={0x0, {""/7}, 0x0}, &(0x7f0000004000)=0x10) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000000)={r2, @in={{0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x4, 0x1, 0x800, 0x5}, &(0x7f0000008000-0x4)=0xa0) ioctl$DRM_IOCTL_DROP_MASTER(r0, 0x641f) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000008000)={0x81}, 0x1) socket$pptp(0x18, 0x1, 0x2) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000002000)={r1, 0x7}, 0x8) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000006000-0xe8)={{{@in=@loopback=0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000000a000-0x4)=0xe8) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) connect$packet(r0, &(0x7f0000009000)={0x11, 0x5, r4, 0x1, 0x8, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0xbb}, [0x0, 0x0]}, 0x14) 2018/01/26 00:49:02 executing program 1: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000001000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000001000-0x4)=0x0, &(0x7f0000fc0000-0x4)=0x4) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r0, &(0x7f0000000000)={0x4, 0x0}) r1 = socket$packet(0x11, 0x2, 0x300) r2 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x80000) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_tx_ring(r1, 0x107, 0xd, &(0x7f0000002000-0x10)=@req={0xffff, 0x1, 0xe6f, 0x6e7}, 0x10) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000002000)=@assoc_value={0x0, 0x0}, &(0x7f0000002000)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000000)={r3, @in6={{0xa, 0x3, 0x400, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000004000-0x4)=0x6, 0x4) ioctl$TCGETS(r2, 0x5401, &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$int_out(r2, 0x2, &(0x7f0000002000)=0x0) r4 = socket$inet(0x2, 0x2, 0xffffffffffff8000) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r2, 0x29, 0xd3, &(0x7f0000003000-0x5c)={{0xa, 0x0, 0x9, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x706}, {0xa, 0x1, 0x7, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @loopback=0x7f000001}, 0x6}, 0x2, [0x46, 0xfffffffffffffff9, 0x1925, 0x78, 0xfffffffffffffffe, 0x5, 0x9, 0x1]}, 0x5c) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x2) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x36) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) readlink(&(0x7f0000004000)='./file0\x00', &(0x7f0000002000)=""/171, 0xab) bind$unix(r2, &(0x7f0000001000-0xa)=@file={0x0, './file0\x00'}, 0xa) r5 = pkey_alloc(0x0, 0x3) pkey_free(r5) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000005000)=[@in6={0xa, 0x0, 0x2, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @multicast1=0xe0000001}, 0xffffffffffffffff}, @in={0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x5, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xa}, 0x2}, @in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x1, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xc181}, @in={0x2, 0x2, @dev={0xac, 0x14, 0x0, 0xe}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x94) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f0000007000-0x4)=0x2, 0x4) 2018/01/26 00:49:02 executing program 2: clock_gettime(0x0, &(0x7f0000e14000)={0x0, 0x0}) rt_sigtimedwait(&(0x7f00004ee000)={0x1f}, &(0x7f0000179000-0x10)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000ce7000)={r0, r1+30000000}, 0x8) r2 = accept$ipx(0xffffffffffffff9c, &(0x7f0000f25000-0x10)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f00008f6000)=0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_ipx_SIOCIPXNCPCONN(r2, 0x89e3, &(0x7f0000000000)=0x6) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = memfd_create(&(0x7f0000002000-0x1)='\x00', 0x2) setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x1, 0x4) clock_gettime(0x0, &(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futex(&(0x7f0000001000)=0x9, 0x3, 0x4, &(0x7f0000000000)={r4, r5+30000000}, &(0x7f0000003000-0x4)=0x80000000, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$netlink(r3, 0x10e, 0x6, &(0x7f0000000000)=""/61, &(0x7f0000003000)=0x3d) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000001000-0xb8)={0x0, 0x101, 0x1, 0x9, 0x9, 0x41, 0x81, 0x2, {0x0, @in={{0x2, 0x2, @dev={0xac, 0x14, 0x0, 0x13}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xfffffffffffffc89, 0x80000000, 0x8375, 0x10000, 0x7}}, &(0x7f0000004000)=0xb8) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r3, 0x84, 0x78, &(0x7f0000005000-0x4)=r6, 0x4) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r3, 0x54a3) ioctl$DRM_IOCTL_ADD_MAP(r3, 0xc0286415, &(0x7f0000001000-0x28)={&(0x7f00005fe000/0xf000)=nil, 0x4, 0x5, 0x1, &(0x7f0000000000/0x3000)=nil, 0x0}) ioctl$DRM_IOCTL_INFO_BUFS(r3, 0xc0106418, &(0x7f0000003000-0x20)={0x0, 0x124, 0x10000, 0x6, 0x8, 0xee02}) ioctl$sock_inet_udp_SIOCOUTQ(r3, 0x5411, &(0x7f0000005000-0x4)=0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r7 = add_key$keyring(&(0x7f0000006000-0x8)='keyring\x00', &(0x7f0000003000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0xfffffffffffffffc) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) keyctl$restrict_keyring(0x1d, r7, &(0x7f0000001000)='encrypted\x00', &(0x7f0000005000)='\x00') ioctl$TUNSETIFINDEX(r3, 0x400454da, &(0x7f0000002000)=0x100000001) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_INFO(r3, 0x80386433, &(0x7f0000006000)=""/187) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000007000)=[@in={0x2, 0x0, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x5, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd}, 0x1}], 0x2c) 2018/01/26 00:49:02 executing program 3: r0 = dup2(0xffffffffffffff9c, 0xffffffffffffff9c) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f00008bd000-0x4)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r0, 0x4010640d, &(0x7f0000000000)={0x1, 0xdf}) ioctl$RNDADDTOENTCNT(r0, 0x40045201, &(0x7f0000000000)=0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000002000-0x10)=@generic="bb87dd139779921ba903f1c5458fa793", 0x10) fdatasync(r0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmsg(r0, &(0x7f0000001000-0x38)={0x0, 0x0, &(0x7f0000001000-0x80)=[{&(0x7f0000002000)=""/141, 0x8d}, {&(0x7f0000003000-0xe2)=""/226, 0xe2}, {&(0x7f0000002000)=""/105, 0x69}, {&(0x7f0000003000-0xaf)=""/175, 0xaf}, {&(0x7f0000002000)=""/68, 0x44}, {&(0x7f0000001000)=""/237, 0xed}, {&(0x7f0000003000-0x8f)=""/143, 0x8f}, {&(0x7f0000002000)=""/4096, 0x1000}], 0x8, &(0x7f0000002000)=""/148, 0x94, 0x7ff}, 0x1) socket$netlink(0x10, 0x3, 0x98db5796765f6f3b) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000002000-0x20)={@generic="156c2a1d878ccc79ab942ae722d0721c", @ifru_flags=0x1000}) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000000)=0x13, 0x4) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000004000-0x58)=[@in6={0xa, 0x3, 0x4, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @multicast2=0xe0000002}, 0x3f}, @in6={0xa, 0x1, 0xc4a, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x100}, @in={0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x1, @rand_addr=0x6f5, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}], 0x58) setsockopt$sock_void(r0, 0x1, 0x3f, 0x0, 0x0) fchmod(r0, 0x40) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000004000)=[@in={0x2, 0x3, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x9, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x6}], 0x2c) r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000002000-0x11)='/selinux/enforce\x00', 0x1, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000005000)='/selinux/checkreqprot\x00', 0x4000, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) readlinkat(r1, &(0x7f0000006000)='./file0\x00', &(0x7f0000007000-0xde)=""/222, 0xde) 2018/01/26 00:49:02 executing program 4: r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000d44000)='/selinux/status\x00', 0x0, 0x0) setsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f00002e6000-0x4)=0x2, 0x4) r1 = fcntl$dupfd(r0, 0x0, r0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000440000-0x8)=@assoc_value={0x0, 0x0}, &(0x7f0000000000)=0x8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000fb7000)={r2, 0x6, 0x7fffffff, 0x21d9cd58}, &(0x7f0000001000-0x4)=0x10) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000001000)={r2, 0x8000, 0x1}, &(0x7f0000002000-0x4)=0x8) pkey_alloc(0x0, 0x1) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f0000003000-0x10)={0x0, 0x7530}, 0x10) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000000)=0x9, 0x4) ioctl$KDSETMODE(r0, 0x4b3a, 0x8001) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000003000)='/selinux/status\x00', 0x3) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = openat$selinux_member(0xffffffffffffff9c, &(0x7f0000005000-0x10)='/selinux/member\x00', 0x2, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) read(r4, &(0x7f0000005000)=""/214, 0xd6) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000002000)={r3, @in6={{0xa, 0x2, 0x8, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x1000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) openat$selinux_user(0xffffffffffffff9c, &(0x7f0000004000)='/selinux/user\x00', 0x2, 0x0) r5 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000003000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) ioctl$TIOCGLCKTRMIOS(r5, 0x5456, &(0x7f0000001000)={0x20080000000000, 0x4, 0x2, 0x80, 0xa47, 0x6a2, 0x8, 0x4, 0x5, 0x9, 0xffffffffffffffc1, 0x2}) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000005000)=@add_del={0x2, &(0x7f0000006000-0x10)=@common='dummy0\x00', 0x1}) r6 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000005000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_MCAST_MSFILTER(r6, 0x29, 0x30, &(0x7f0000006000)={0x7f, {{0xa, 0x0, 0x40, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x11}, 0x7fff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x2, [{{0xa, 0x1, 0x7, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xe}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x3, 0xb8c, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @dev={0xac, 0x14, 0x0, 0xd}}, 0x20}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, 0x190) syz_extract_tcp_res$synack(&(0x7f0000005000)={0x0, 0x0}, 0x1, 0x0) 2018/01/26 00:49:02 executing program 5: r0 = memfd_create(&(0x7f00006f1000-0xb)='usercgroup\x00', 0x3) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000001000-0x2c)={0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000001000-0x4)=0x2c) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000cec000)=@assoc_value={r2, 0x4}, 0x8) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000001000-0x8c)={r1, @in6={{0xa, 0x2, 0x20, @loopback={0x0, 0x1}, 0x3ff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f0000002000-0x4)=0x401, 0x4) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KDGKBMETA(r0, 0x4b62, &(0x7f0000002000)=0x0) ioctl$sock_netrom_SIOCGSTAMP(r0, 0x8906, &(0x7f0000002000)=0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pivot_root(&(0x7f0000001000-0x8)='./file0\x00', &(0x7f0000003000)='./file0\x00') getrusage(0x1, &(0x7f0000000000)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl(r0, 0x1f, &(0x7f0000001000)="") bind$ax25(r0, &(0x7f0000004000-0x10)={0x3, {"79b49b4f430bdf"}, 0x3}, 0x10) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = add_key(&(0x7f0000003000)='.dead\x00', &(0x7f0000004000)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f0000005000-0x3f)="8d392fb16a972e8e346265bc229f1ff323e4e5b1dcce1652c605e4761930db3dd20882a437f86a904630dfffcb1fbf4843b72075e8af8928144a85618e3aee", 0x3f, 0xfffffffffffffffb) add_key(&(0x7f0000003000)='rxrpc_s\x00', &(0x7f0000005000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000004000)="1d10c2fb4be5a338f1f8ba2f7978bb74e31537be85c9ba4105d4b97ffa105ce0c7b00e692bedf8cbc95b64281257313766027e47e74874a098cb67156438396930c24d2f95e3dfbde1003fe9e7f617", 0x4f, r3) ioctl$BINDER_GET_NODE_DEBUG_INFO(r0, 0xc018620b, &(0x7f0000002000-0x18)={0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000005000)={0x18, 0x0, &(0x7f0000001000)=[@acquire_done={0x40106309, r4, 0x3}, @register_looper={0x630b}], 0xcb, 0x0, &(0x7f0000005000)="3bbd8faa301394ed0cc6594579ef37393ba10f43b10de494717fa05e9d4ece9bfe6983a80667e565b6666344c9ed938ca683d3e6b7d2eaf3db05d785bf84386a55a77fbe8c7e74042a944497bea8880127bf1eca389cd442dc0f360a0d5e915ac94e1675a66d8d76c78a7e5274db004dc4c99fe0eeb7f5d119a1aae80b46ecdf9d474d6d14bd8828867da26e80ab3c71f4d67067cec70662e8fd4ece450b0a6f5ef8679996d6d17f0c0e91e8608534951620dffa242409c09f8a4eee1b4e428835d922949c78d53da97785"}) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000004000)=0x0, &(0x7f0000002000-0x4)=0x4) ioctl$KDGKBMETA(r0, 0x4b62, &(0x7f0000002000)=0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETLINK(r0, 0x400454cd, &(0x7f0000006000)=0x8000) 2018/01/26 00:49:02 executing program 6: r0 = socket$inet(0x2, 0x5, 0x694d) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000001000-0xc)={0x4, [0xffffffff, 0x6, 0x9, 0x8]}, 0xc) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000000000)='/dev/keychord\x00', 0x100, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r1, 0x40505412, &(0x7f0000000000)={0x2, 0x9, 0x101, 0x0, 0x13, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r0, &(0x7f0000001000)="057912b8d5a71add6e48ec", 0xb, 0x4000, &(0x7f0000000000)={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) fcntl$setpipe(r1, 0x407, 0x5) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000002000)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000003000-0x4)=0x14) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000001000-0x8)={r2, 0x0}, 0x8) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000004000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x100}) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000005000-0x4)=0x4, 0x4) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000006000-0x1e)={0x18, 0x0, {0x2, @remote={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0xbb}, @generic="aaa90efdc87f985e230cd469e418f8b5"}}) ftruncate(r1, 0x6) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000006000)={0x0, 0x0}) fcntl$setlease(r0, 0x400, 0x0) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000008000-0x20)={0x0, 0x0, 0x1, 0x31d}) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f0000004000-0x10)={0x40, r4}) setsockopt$inet_sctp_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f0000005000-0xb)={0x100000001, 0x8, 0x38c, 0x4ed29a2c, 0x1, 0x4, 0x8, 0x400, 0x0, 0xcedb, 0x8}, 0xb) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000004000)={'mangle\x00', 0x0, 0x1, 0x38a1, [0x40, 0x9, 0x101, 0xdc3, 0x7ff], [0x2, 0x1000, 0x3ff, 0x6, 0x1ff], 0x10, &(0x7f0000008000-0x10)={0x0, 0x0}, [{{{@multicast1=0xe0000001, @dev={0xac, 0x14, 0x0, 0xe}, 0xffffffff, 0xffffff00, @generic="b857fc776c22e1a8d74ea6744f8b8fba", @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, {0xff, [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, 0x1, 0x22}, 0x80, 0x260, 0x328, 0x8, {0x6, 0x6}, [{0x20, "df8f2cf524e4ea86304b54b3edcb8e4b4e5abf4844a0d9c2d4df3b7d59", 0x0, ""}, {0xe6, "1899a275244b5ecf02904f8950c158ae79b4b26158291d571030ad9dc7", 0x0, "877a5ad430a53550881da3e975986875649dbf44aa73c4181c26cfc2f59acdbf0b032cb0ba75bb0e0177f56d9cd69612acb629f5deaeb02eec38a753d8942d41887566076a3c1613bf6daf04f89b7e3bf84739ca3f7830f9be23a53000b2c198ea505ecfdd05eeb3ab50a6a11691106752ab859ae4db3a06b9548ee98ac7782f0e95c7bcc13e41f45b164f63eb411867f51874178b322c0c32a1824f7df551486c5727f96339191a4128a8570ef7fbc05e161e33fbd76c574a2bcd19568c12c190c9c338830b"}, {0xea, "288b1931b8536a48440a81236d25ed5303c732c3369b76e4b3bc5213b0", 0x2, "6724e03e9f90457bea638209c9432760bca5a75e7f0a55f1008c96e503ae6f1956ea860de129370f04e197764804b6ef1e072f36622764f16293fa6d7e4516e150fdb7c3e461c898ee0c2431099938fa8546045ebf09fbf4703be81b9f5263650fea30f65ebf3fd774a0cb58207ff9079d031ed01bf9153eadab2a0dda8e49d2114523bffb55551cddb06aee067e0b7eec28810718a6a32a55cfdb68f48f8cfdd821829959971a9129bd2b0973766d5eb73b942596d84ce7ce7238790a49c3c6c72991a6aaa89b0db12f"}]}, {0xc8, "1990501e0fb183af8961cdb5778e920805a8b1d66c120c1473373ac7cd", 0x0, "25764cf11c582797bdb07c0da372901faa6edd683538794b1ae43a238195f87508943b7c6b0ad298ad1b2a4007687bffe069820de453340a6b2512f9d25404dc1ad2629516029e4f30f136914856c9e1dc0e71e0801bd1d9202f3e3b3903f9ea9f2de830bf979a7e5cae81caf2e6733af966b7e8265204a0e985e3ee5c8eff01b1b770b893707daaf05376c3696ea00579826eda3dbfb272c44734a9513f6cdf042ec228050f9198"}}, {{{@multicast2=0xe0000002, @dev={0xac, 0x14, 0x0, 0x12}, 0xffffff00, 0xffffffff, @generic="06620a0fbf9e84cd40d1ea77237a65f9", @generic="d0a28b5ffe6cf79daf7ac37888c17bf7", {0xff, [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]}, 0xff, 0x1, 0x0}, 0x7ab, 0x1213, 0x1267, 0x14, {0x4, 0x0}, [{0x7a, "51ff5c2068e26716c50462987192655b0de37a8f8df43566ab59b066e1", 0x2, "5ef58ec071334645675f74dccb4d9d12040d584763176c16396fc33d83f4fdc30c8d6558c0c22e3294ccf8b49cec8905a028da283ebd2dabaafa1d8825f1a92bae8c1a9978700dd927de9a86ed335207b279860e93e0a7c89852"}, {0x1020, "582cb38876d03bdca9d2cc9f53ace0428c4a8ba13d24a2e98f8ac0f31c", 0x8d7, 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"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{0xfb, "27df4fe976681ffc0b13526dc3fca1252617aa4b94816de32c6f6230dc", 0xfffffffffffffffd, "c80bbefc88617812fd2c9805b6edf78c9dfbd934dc5043307b1438fcd46f849fd5b7fb256b0f5f21b38d683ffb5d1793245bbc9e505482e096a1876dd17fccb0d05c064fc979e01348d7410449a8ade90ed500300231324bbefef2763795629715544bcab06d9faadd050f8b1c9d3c1aa748fdf7150fd0698fced214acc7d86b5e81a875e262a11cea34fd32ddc87689559ef7cc4f6556d10445e07c4cfd16e79a54228573318bcfe94bdb3ab10e78272aec6f3358e03788be063d8653de9136eb88d6efa70ca3370a0f4615eefe5233c37c9fe765e99a14b06a64"}, {0x51, "1055457949211ab6f602231300d9ef126020605a35f4124fdbac9d4770", 0x5, "5b97e442415b8489101032ade117a1af84343fea0a9c6e697a40afd06c0867ebd877753d38ef8395012c6689e71e746830"}, {0xf4, "76bc63b85825d8f7c15e49cede749a2114e01585f37802b1a0b14782e1", 0x9e8, "f4b869752e268f451891410b101ac946daf8de79d0f0d7a7700760cdef57f1b54c3bce1b6947f81a7b18eb6e18d61cbc007b5cc469de55bccaa688b5953b231cfc704774a729d48aeb2402f3f2d08a51ae17ec42d6e1dcd823b89bfa6b6f4abf2210db030fe9050cbf9691fb5ebdb1e85101867707729dc6a0b567fb3885ceff52ec3e46c8785c27994a600efe79f96b11afc9330043832b894c56129b3737a61b10a4e8c198ffdce04216652fa41f949bfa2c512fcfd8a45d044f6688655d3f4dc3343e792e4c9b41b7e6a1159faf0774ae0909"}, {0x65, "feabe46f70db4df2425346d9d194dc882d1937fbe480605a7d4cefa10d", 0x36, "bd4e31b68febbb7c7a5240de6cdadd234e1fa26e8ae1b0f6132affc32169d572872452c61b4a7d7d4f88ecfc12806782807cbf30b1a953623fc403976ad09bcb05ba5d8a8e"}]}, {0x4d, "94c6e5a58544879cfe6c7d2865a41d30837c29048c1d574eb1f1c20088", 0x4, "a788905845d8707ed6dbbf4cf5aa58e6fc22cf67fb8a2d90c69418d9f2d6891a13a9035683e66d8301dc1b62c7"}}]}, 0x3901) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000009000-0x15)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r5, 0x40082406, &(0x7f0000006000)="7070703174727573746564cc776c616e305e00") syzkaller login: [ 24.568324] audit: type=1400 audit(1516927742.258:5): avc: denied { sys_admin } for pid=3386 comm="syz-executor0" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 24.615784] IPVS: Creating netns size=2536 id=1 [ 24.635176] audit: type=1400 audit(1516927742.318:6): avc: denied { net_admin } for pid=3392 comm="syz-executor7" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 24.660324] IPVS: Creating netns size=2536 id=2 [ 24.676295] IPVS: Creating netns size=2536 id=3 [ 24.707089] IPVS: Creating netns size=2536 id=4 [ 24.729856] IPVS: Creating netns size=2536 id=5 [ 24.755393] IPVS: Creating netns size=2536 id=6 [ 24.792412] IPVS: Creating netns size=2536 id=7 [ 24.832688] IPVS: Creating netns size=2536 id=8 [ 26.646062] audit: type=1400 audit(1516927744.338:7): avc: denied { sys_chroot } for pid=3393 comm="syz-executor0" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 26.774407] audit: type=1400 audit(1516927744.458:8): avc: denied { dac_override } for pid=3393 comm="syz-executor0" capability=1 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 2018/01/26 00:49:04 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f00007b5000)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000d4f000-0x4)=0x1, 0x4) connect$inet(r0, &(0x7f0000607000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000bed000-0x1)='^', 0x1, 0x100000004007fff, &(0x7f000010a000-0x10)={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/26 00:49:04 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000057c000)={0x2, 0x78, 0x48, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getrusage(0x1, &(0x7f0000cc1000)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 26.787546] audit: type=1400 audit(1516927744.458:9): avc: denied { net_raw } for pid=4438 comm="syz-executor1" capability=13 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 2018/01/26 00:49:04 executing program 0: clone(0x0, &(0x7f0000001000-0xf1)="", &(0x7f00007a1000-0x4)=0x0, &(0x7f0000000000)=0x0, &(0x7f00000ae000-0x47)="") getegid() 2018/01/26 00:49:04 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000271000)={0x2, 0x78, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unshare(0x8000400) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/01/26 00:49:04 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000740000)={0x2, 0x78, 0x47, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f0000e4c000-0x7)='ns/pid\x00') getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f000012f000-0x8)={0x0, 0x0}, &(0x7f0000c04000)=0x8) mkdir(&(0x7f0000589000)='./file0\x00', 0x0) 2018/01/26 00:49:04 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000001000-0x8)={0x0, 0x0}) perf_event_open(&(0x7f0000ac4000)={0x2, 0x78, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x80000000004) write(r0, &(0x7f0000b1d000)="29000000140007b7ffffffffff0860eb0100100006a40e07fff00fd57f25ffffff0100002a00f3ff09", 0x29) 2018/01/26 00:49:04 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x42, &(0x7f0000be8000-0x4e)={@local={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0xaa}, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [], {@ipv4={0x800, {{0x9, 0x4, 0x0, 0x0, 0x34, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, {[@timestamp={0x44, 0x10, 0x6, 0x1, 0x0, [{[], 0x0}, {[@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}], 0x0}]}]}}, @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b, 0x0, 0x0, [], ""}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], ""}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], ""}}}}}}, &(0x7f0000754000)={0x0, 0x1, [0x0]}) 2018/01/26 00:49:04 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futex(&(0x7f000000d000-0x4)=0x0, 0x0, 0x0, &(0x7f000000b000)={0x77359400, 0x0}, &(0x7f0000048000)=0x0, 0x0) r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000066e000)='/dev/loop-control\x00', 0x0, 0x0) perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sysfs$3(0x3) ioctl$LOOP_CTL_ADD(r0, 0x4c81, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f00009e6000)='./file0\x00', 0x80000, 0x10) ioctl$SIOCSIFHWADDR(r1, 0x8924, &(0x7f0000062000+0x454)={@generic="ed20e76d0cac9915d3080da015d06645", @ifru_mtu=0x800}) r2 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000d47000)=0x0) accept4$ax25(r2, &(0x7f00001af000)={0x0, {""/7}, 0x0}, &(0x7f0000a82000-0x4)=0xffffffffffffffb8, 0x0) 2018/01/26 00:49:04 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000c1b000-0x2)='..', 0x0) timer_create(0x7, &(0x7f000061b000-0x60)={0x0, 0x20, 0x0, @tid=0xffffffffffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00000b5000-0x4)=0x0) timer_settime(0x0, 0x0, &(0x7f0000a96000-0x20)={{0x77359400, 0x0}, {0x77359400, 0x0}}, &(0x7f0000fa9000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000a74000-0x4)=0x0) timer_create(0x7, &(0x7f000003f000)={0x0, 0x36, 0x0, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000269000-0x4)=0x0) 2018/01/26 00:49:04 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000057c000)={0x2, 0x78, 0x48, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000159000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000beb000-0x98)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "000000000100000001001bf3ffff00000065000000010000007db0e6f10efbf9a219d8f6aa6bd58d1c43473100e85026e7ff40f9b55bd1b3335d5bffff0001f3", "cfa40005000000f7ffffffff00000000000000ffb833220182ab867d00", [0x0, 0x0], 0x0}) 2018/01/26 00:49:04 executing program 0: 2018/01/26 00:49:04 executing program 0: 2018/01/26 00:49:04 executing program 0: 2018/01/26 00:49:04 executing program 0: clone(0x0, &(0x7f0000000000)="", &(0x7f0000001000-0x4)=0x0, &(0x7f00002e5000)=0x0, &(0x7f0000000000)="") unlink(&(0x7f0000001000-0x8)='./file0\x00') [ 26.994160] ================================================================== [ 27.001564] BUG: KASAN: double-free or invalid-free in relay_open+0x603/0x860 [ 27.008825] [ 27.010451] CPU: 0 PID: 4499 Comm: syz-executor6 Not tainted 4.9.78-ge37256c #21 [ 27.017970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.027317] ffff8801d0b7f8b8 ffffffff81d943a9 ffffea0007414f00 ffff8801d053db80 [ 27.035366] ffff8801da001280 ffffffff8137d7c3 0000000000000282 ffff8801d0b7f8f0 [ 27.043391] ffffffff8153dc23 ffff8801d053db80 ffffffff8137d7c3 ffff8801da001280 [ 27.051442] Call Trace: [ 27.054026] [] dump_stack+0xc1/0x128 [ 27.059376] [] ? relay_open+0x603/0x860 [ 27.064974] [] print_address_description+0x73/0x280 [ 27.071702] [] ? relay_open+0x603/0x860 [ 27.077294] [] ? relay_open+0x603/0x860 [ 27.082889] [] kasan_report_double_free+0x64/0xa0 [ 27.089353] [] kasan_slab_free+0xa4/0xc0 [ 27.095033] [] kfree+0x103/0x300 [ 27.100028] [] relay_open+0x603/0x860 [ 27.105450] [] do_blk_trace_setup+0x3e9/0x950 [ 27.111566] [] blk_trace_setup+0xe0/0x1a0 [ 27.117348] [] ? do_blk_trace_setup+0x950/0x950 [ 27.123645] [] ? disk_name+0x98/0x100 [ 27.129070] [] blk_trace_ioctl+0x1de/0x300 [ 27.134926] [] ? compat_blk_trace_setup+0x250/0x250 [ 27.141605] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 27.148250] [] ? get_futex_key+0x1050/0x1050 [ 27.154282] [] ? putname+0xee/0x130 [ 27.159536] [] blkdev_ioctl+0xb00/0x1a60 [ 27.165220] [] ? blkpg_ioctl+0x930/0x930 [ 27.170920] [] ? __lock_acquire+0x629/0x3640 [ 27.176987] [] ? do_futex+0x3f8/0x15c0 [ 27.182506] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 27.189324] [] block_ioctl+0xde/0x120 [ 27.194751] [] ? blkdev_fallocate+0x440/0x440 [ 27.200872] [] do_vfs_ioctl+0x1aa/0x1140 [ 27.206567] [] ? ioctl_preallocate+0x220/0x220 [ 27.212776] [] ? selinux_file_ioctl+0x355/0x530 [ 27.219082] [] ? selinux_capable+0x40/0x40 [ 27.224952] [] ? __fget+0x201/0x3a0 [ 27.230216] [] ? __fget+0x228/0x3a0 [ 27.235477] [] ? __fget+0x47/0x3a0 [ 27.240651] [] ? security_file_ioctl+0x89/0xb0 [ 27.246858] [] SyS_ioctl+0x8f/0xc0 [ 27.252023] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 27.258570] [ 27.260176] Allocated by task 4499: [ 27.263778] save_stack_trace+0x16/0x20 [ 27.267725] save_stack+0x43/0xd0 [ 27.271146] kasan_kmalloc+0xad/0xe0 [ 27.274839] kmem_cache_alloc_trace+0xfb/0x2a0 [ 27.279398] relay_open+0x91/0x860 [ 27.282925] do_blk_trace_setup+0x3e9/0x950 [ 27.287226] blk_trace_setup+0xe0/0x1a0 [ 27.291276] blk_trace_ioctl+0x1de/0x300 [ 27.295315] blkdev_ioctl+0xb00/0x1a60 [ 27.299186] block_ioctl+0xde/0x120 [ 27.302792] do_vfs_ioctl+0x1aa/0x1140 [ 27.306650] SyS_ioctl+0x8f/0xc0 [ 27.309989] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 27.314713] [ 27.316311] Freed by task 4499: [ 27.319565] save_stack_trace+0x16/0x20 [ 27.323516] save_stack+0x43/0xd0 [ 27.326943] kasan_slab_free+0x72/0xc0 [ 27.330803] kfree+0x103/0x300 [ 27.333972] relay_destroy_channel+0x16/0x20 [ 27.338448] relay_open+0x5ea/0x860 [ 27.342048] do_blk_trace_setup+0x3e9/0x950 [ 27.346359] blk_trace_setup+0xe0/0x1a0 [ 27.350316] blk_trace_ioctl+0x1de/0x300 [ 27.354357] blkdev_ioctl+0xb00/0x1a60 [ 27.358298] block_ioctl+0xde/0x120 [ 27.361924] do_vfs_ioctl+0x1aa/0x1140 [ 27.365889] SyS_ioctl+0x8f/0xc0 [ 27.369285] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 27.374021] [ 27.375638] The buggy address belongs to the object at ffff8801d053db80 [ 27.375638] which belongs to the cache kmalloc-512 of size 512 [ 27.388291] The buggy address is located 0 bytes inside of [ 27.388291] 512-byte region [ffff8801d053db80, ffff8801d053dd80) [ 27.399994] The buggy address belongs to the page: [ 27.404916] page:ffffea0007414f00 count:1 mapcount:0 mapping: (null) index:0x0 compound_mapcount: 0 [ 27.415113] flags: 0x8000000000004080(slab|head) [ 27.419840] page dumped because: kasan: bad access detected [ 27.425527] [ 27.427133] Memory state around the buggy address: [ 27.432036] ffff8801d053da80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.439369] ffff8801d053db00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 27.446701] >ffff8801d053db80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.454029] ^ [ 27.457367] ffff8801d053dc00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.464696] ffff8801d053dc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.472033] ================================================================== [ 27.479373] Disabling lock debugging due to kernel taint [ 27.485655] Kernel panic - not syncing: panic_on_warn set ... [ 27.485655] [ 27.493018] CPU: 0 PID: 4499 Comm: syz-executor6 Tainted: G B 4.9.78-ge37256c #21 [ 27.501739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.511069] ffff8801d0b7f810 ffffffff81d943a9 ffffffff841971bf ffff8801d0b7f8e8 [ 27.519045] ffff8801da001200 ffffffff8137d7c3 0000000000000282 ffff8801d0b7f8d8 [ 27.527024] ffffffff8142f451 0000000041b58ab3 ffffffff8418ac30 ffffffff8142f295 [ 27.535011] Call Trace: [ 27.537573] [] dump_stack+0xc1/0x128 [ 27.542912] [] ? relay_open+0x603/0x860 [ 27.548509] [] panic+0x1bc/0x3a8 [ 27.553500] [] ? percpu_up_read_preempt_enable.constprop.53+0xd7/0xd7 [ 27.561702] [] ? preempt_schedule+0x25/0x30 [ 27.567646] [] ? ___preempt_schedule+0x16/0x18 [ 27.573848] [] ? relay_open+0x603/0x860 [ 27.579456] [] ? relay_open+0x603/0x860 [ 27.585053] [] kasan_end_report+0x50/0x50 [ 27.590823] [] kasan_report_double_free+0x81/0xa0 [ 27.597284] [] kasan_slab_free+0xa4/0xc0 [ 27.602967] [] kfree+0x103/0x300 [ 27.607956] [] relay_open+0x603/0x860 [ 27.613378] [] do_blk_trace_setup+0x3e9/0x950 [ 27.619501] [] blk_trace_setup+0xe0/0x1a0 [ 27.625273] [] ? do_blk_trace_setup+0x950/0x950 [ 27.633388] [] ? disk_name+0x98/0x100 [ 27.638813] [] blk_trace_ioctl+0x1de/0x300 [ 27.644672] [] ? compat_blk_trace_setup+0x250/0x250 [ 27.651330] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 27.657981] [] ? get_futex_key+0x1050/0x1050 [ 27.664111] [] ? putname+0xee/0x130 [ 27.669467] [] blkdev_ioctl+0xb00/0x1a60 [ 27.675165] [] ? blkpg_ioctl+0x930/0x930 [ 27.680869] [] ? __lock_acquire+0x629/0x3640 [ 27.686914] [] ? do_futex+0x3f8/0x15c0 [ 27.692439] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 27.699268] [] block_ioctl+0xde/0x120 [ 27.704694] [] ? blkdev_fallocate+0x440/0x440 [ 27.710815] [] do_vfs_ioctl+0x1aa/0x1140 [ 27.716494] [] ? ioctl_preallocate+0x220/0x220 [ 27.722698] [] ? selinux_file_ioctl+0x355/0x530 [ 27.728993] [] ? selinux_capable+0x40/0x40 [ 27.734850] [] ? __fget+0x201/0x3a0 [ 27.740107] [] ? __fget+0x228/0x3a0 [ 27.745355] [] ? __fget+0x47/0x3a0 [ 27.750523] [] ? security_file_ioctl+0x89/0xb0 [ 27.756727] [] SyS_ioctl+0x8f/0xc0 [ 27.761890] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 27.768913] Dumping ftrace buffer: [ 27.772426] (ftrace buffer empty) [ 27.776121] Kernel Offset: disabled [ 27.779720] Rebooting in 86400 seconds..