128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:33 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300), 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r3 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r3, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r4, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:33 executing program 4: r0 = socket(0xa, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:33 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:33 executing program 1 (fault-call:3 fault-nth:29): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 164.261431] FAULT_INJECTION: forcing a failure. [ 164.261431] name failslab, interval 1, probability 0, space 0, times 0 [ 164.272876] CPU: 1 PID: 11850 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 164.280245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.289603] Call Trace: [ 164.292200] dump_stack+0x194/0x24d [ 164.295837] ? arch_local_irq_restore+0x53/0x53 [ 164.300521] should_fail+0x8c0/0xa40 [ 164.304242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 164.309351] ? trace_hardirqs_off+0x10/0x10 [ 164.313655] ? alloc_fair_sched_group+0xd6/0x530 [ 164.318392] ? sched_create_group+0x35/0x70 [ 164.322695] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 164.327963] ? SyS_mkdirat+0x22b/0x2b0 [ 164.331835] ? print_irqtrace_events+0x270/0x270 [ 164.336575] ? find_held_lock+0x35/0x1d0 [ 164.340621] ? __lock_is_held+0xb6/0x140 [ 164.344845] ? check_same_owner+0x320/0x320 [ 164.349154] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 164.354160] ? rcu_note_context_switch+0x710/0x710 [ 164.359079] should_failslab+0xec/0x120 [ 164.363036] kmem_cache_alloc_node_trace+0x5a/0x760 [ 164.368036] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 164.373556] ? sched_create_group+0x22/0x70 [ 164.377861] ? find_next_bit+0xcc/0x100 [ 164.381824] alloc_fair_sched_group+0x1f0/0x530 [ 164.386484] sched_create_group+0x35/0x70 [ 164.390613] cpu_cgroup_css_alloc+0xe/0x30 [ 164.394831] cgroup_apply_control_enable+0x44d/0xbc0 [ 164.399923] ? cgroup_propagate_control+0x570/0x570 [ 164.404926] ? css_populate_dir+0x289/0x420 [ 164.409236] cgroup_mkdir+0x56f/0xfc0 [ 164.413036] ? __lock_is_held+0xb6/0x140 [ 164.417089] ? cgroup_destroy_locked+0x750/0x750 [ 164.421842] ? rcu_read_lock_sched_held+0x108/0x120 [ 164.426840] ? kmem_cache_free+0x258/0x2a0 [ 164.431056] ? set_nlink+0xc1/0x160 [ 164.434663] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 164.439569] ? generic_permission+0x105/0x3c0 [ 164.444050] ? cgroup_destroy_locked+0x750/0x750 [ 164.448799] kernfs_iop_mkdir+0x153/0x1e0 [ 164.452931] vfs_mkdir+0x390/0x600 [ 164.456460] SyS_mkdirat+0x22b/0x2b0 [ 164.460158] ? SyS_mknod+0x480/0x480 [ 164.463849] ? trace_hardirqs_on+0xd/0x10 [ 164.467977] ? do_syscall_64+0xb7/0x940 [ 164.471931] ? SyS_mknod+0x480/0x480 [ 164.475630] do_syscall_64+0x281/0x940 [ 164.479510] ? vmalloc_sync_all+0x30/0x30 [ 164.483637] ? _raw_spin_unlock_irq+0x27/0x70 [ 164.488115] ? finish_task_switch+0x1c1/0x7e0 [ 164.492591] ? syscall_return_slowpath+0x550/0x550 [ 164.497501] ? syscall_return_slowpath+0x2ac/0x550 [ 164.502423] ? prepare_exit_to_usermode+0x350/0x350 [ 164.507517] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 164.512866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 164.517695] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 164.522862] RIP: 0033:0x454e79 [ 164.526035] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 164.533727] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 164.540976] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 164.548226] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 164.555474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/30 23:41:33 executing program 4: r0 = socket(0xa, 0x1, 0x0) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 164.562723] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000001d 2018/03/30 23:41:34 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={0x0, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:34 executing program 1 (fault-call:3 fault-nth:30): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:34 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:34 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:34 executing program 4: ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(0xffffffffffffffff, 0x8918, &(0x7f0000000000)) signalfd4(0xffffffffffffffff, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r0 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:34 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(0xffffffffffffffff) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:34 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) [ 165.009343] FAULT_INJECTION: forcing a failure. [ 165.009343] name failslab, interval 1, probability 0, space 0, times 0 [ 165.020672] CPU: 0 PID: 11876 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 165.028043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.037403] Call Trace: [ 165.040009] dump_stack+0x194/0x24d [ 165.043648] ? arch_local_irq_restore+0x53/0x53 [ 165.048340] should_fail+0x8c0/0xa40 [ 165.052076] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/03/30 23:41:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 165.057196] ? trace_hardirqs_off+0x10/0x10 [ 165.061531] ? alloc_fair_sched_group+0xd6/0x530 [ 165.066421] ? sched_create_group+0x35/0x70 [ 165.070766] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 165.076054] ? SyS_mkdirat+0x22b/0x2b0 [ 165.079956] ? print_irqtrace_events+0x270/0x270 [ 165.084731] ? find_held_lock+0x35/0x1d0 [ 165.088811] ? __lock_is_held+0xb6/0x140 [ 165.092894] ? check_same_owner+0x320/0x320 [ 165.097224] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 165.102245] ? rcu_note_context_switch+0x710/0x710 [ 165.107164] should_failslab+0xec/0x120 [ 165.111130] kmem_cache_alloc_node_trace+0x5a/0x760 [ 165.116212] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 165.121731] ? sched_create_group+0x22/0x70 [ 165.126031] ? find_next_bit+0xcc/0x100 [ 165.129988] alloc_fair_sched_group+0x1f0/0x530 [ 165.134645] sched_create_group+0x35/0x70 [ 165.138773] cpu_cgroup_css_alloc+0xe/0x30 [ 165.142990] cgroup_apply_control_enable+0x44d/0xbc0 [ 165.148079] ? cgroup_propagate_control+0x570/0x570 [ 165.153096] ? css_populate_dir+0x289/0x420 [ 165.157398] cgroup_mkdir+0x56f/0xfc0 [ 165.161180] ? __lock_is_held+0xb6/0x140 [ 165.165225] ? cgroup_destroy_locked+0x750/0x750 [ 165.169958] ? rcu_read_lock_sched_held+0x108/0x120 [ 165.174954] ? kmem_cache_free+0x258/0x2a0 [ 165.179170] ? set_nlink+0xc1/0x160 [ 165.182774] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.187694] ? generic_permission+0x105/0x3c0 [ 165.192169] ? cgroup_destroy_locked+0x750/0x750 [ 165.196906] kernfs_iop_mkdir+0x153/0x1e0 [ 165.201036] vfs_mkdir+0x390/0x600 [ 165.204554] SyS_mkdirat+0x22b/0x2b0 [ 165.208246] ? SyS_mknod+0x480/0x480 [ 165.211936] ? trace_hardirqs_on+0xd/0x10 [ 165.216062] ? do_syscall_64+0xb7/0x940 [ 165.220019] ? SyS_mknod+0x480/0x480 [ 165.223713] do_syscall_64+0x281/0x940 [ 165.227576] ? vmalloc_sync_all+0x30/0x30 [ 165.231703] ? _raw_spin_unlock_irq+0x27/0x70 [ 165.236176] ? finish_task_switch+0x1c1/0x7e0 [ 165.240660] ? syscall_return_slowpath+0x550/0x550 [ 165.245568] ? syscall_return_slowpath+0x2ac/0x550 [ 165.250474] ? prepare_exit_to_usermode+0x350/0x350 [ 165.255489] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 165.260834] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.265669] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 165.270834] RIP: 0033:0x454e79 [ 165.274018] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 165.281707] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 165.288956] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 165.296219] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 165.303467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/30 23:41:34 executing program 4: ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(0xffffffffffffffff, 0x8918, &(0x7f0000000000)) signalfd4(0xffffffffffffffff, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r0 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 165.310713] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000001e 2018/03/30 23:41:35 executing program 4: ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(0xffffffffffffffff, 0x8918, &(0x7f0000000000)) signalfd4(0xffffffffffffffff, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r0 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:35 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x0, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:35 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={0x0, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:35 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:35 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:35 executing program 1 (fault-call:3 fault-nth:31): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:35 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(0xffffffffffffffff) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:35 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 166.187444] FAULT_INJECTION: forcing a failure. [ 166.187444] name failslab, interval 1, probability 0, space 0, times 0 [ 166.198796] CPU: 0 PID: 11918 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 166.206161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.215555] Call Trace: [ 166.218159] dump_stack+0x194/0x24d [ 166.221891] ? arch_local_irq_restore+0x53/0x53 [ 166.226572] ? __save_stack_trace+0x7e/0xd0 [ 166.230888] should_fail+0x8c0/0xa40 [ 166.234589] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 166.239674] ? kasan_kmalloc+0xad/0xe0 [ 166.243538] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 166.248795] ? alloc_fair_sched_group+0x1f0/0x530 [ 166.253634] ? sched_create_group+0x35/0x70 [ 166.257935] ? cpu_cgroup_css_alloc+0xe/0x30 [ 166.262323] ? vfs_mkdir+0x390/0x600 [ 166.266015] ? SyS_mkdirat+0x22b/0x2b0 [ 166.269882] ? do_syscall_64+0x281/0x940 [ 166.273929] ? find_held_lock+0x35/0x1d0 [ 166.277972] ? __lock_is_held+0xb6/0x140 [ 166.282023] ? check_same_owner+0x320/0x320 [ 166.286323] ? rcu_note_context_switch+0x710/0x710 [ 166.291235] should_failslab+0xec/0x120 [ 166.295188] kmem_cache_alloc_node_trace+0x5a/0x760 [ 166.300182] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 166.305726] ? sched_create_group+0x22/0x70 [ 166.310031] ? find_next_bit+0xcc/0x100 [ 166.313986] alloc_fair_sched_group+0x267/0x530 [ 166.318726] sched_create_group+0x35/0x70 [ 166.322856] cpu_cgroup_css_alloc+0xe/0x30 [ 166.327083] cgroup_apply_control_enable+0x44d/0xbc0 [ 166.332343] ? cgroup_propagate_control+0x570/0x570 [ 166.337354] ? css_populate_dir+0x289/0x420 [ 166.341675] cgroup_mkdir+0x56f/0xfc0 [ 166.345455] ? __lock_is_held+0xb6/0x140 [ 166.349494] ? cgroup_destroy_locked+0x750/0x750 [ 166.354228] ? rcu_read_lock_sched_held+0x108/0x120 [ 166.359220] ? kmem_cache_free+0x258/0x2a0 [ 166.363433] ? set_nlink+0xc1/0x160 [ 166.367039] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 166.371945] ? generic_permission+0x105/0x3c0 [ 166.376417] ? cgroup_destroy_locked+0x750/0x750 [ 166.381161] kernfs_iop_mkdir+0x153/0x1e0 [ 166.385288] vfs_mkdir+0x390/0x600 [ 166.388805] SyS_mkdirat+0x22b/0x2b0 [ 166.392497] ? SyS_mknod+0x480/0x480 [ 166.396188] ? trace_hardirqs_on+0xd/0x10 [ 166.400328] ? do_syscall_64+0xb7/0x940 [ 166.404280] ? SyS_mknod+0x480/0x480 [ 166.407971] do_syscall_64+0x281/0x940 [ 166.411835] ? vmalloc_sync_all+0x30/0x30 [ 166.415959] ? _raw_spin_unlock_irq+0x27/0x70 [ 166.420434] ? finish_task_switch+0x1c1/0x7e0 [ 166.424930] ? syscall_return_slowpath+0x550/0x550 [ 166.429835] ? syscall_return_slowpath+0x2ac/0x550 [ 166.434740] ? prepare_exit_to_usermode+0x350/0x350 [ 166.439744] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 166.445087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 166.449911] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 166.455076] RIP: 0033:0x454e79 [ 166.458241] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 166.465925] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 166.473172] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 166.480422] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 166.487672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 166.494920] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000001f 2018/03/30 23:41:35 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:35 executing program 4: r0 = socket(0x0, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:35 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={0x0, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:35 executing program 1 (fault-call:3 fault-nth:32): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:35 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x0, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:35 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 166.640358] FAULT_INJECTION: forcing a failure. [ 166.640358] name failslab, interval 1, probability 0, space 0, times 0 [ 166.651807] CPU: 1 PID: 11937 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 166.659285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.672025] Call Trace: [ 166.674611] dump_stack+0x194/0x24d [ 166.678225] ? arch_local_irq_restore+0x53/0x53 [ 166.682884] ? __save_stack_trace+0x7e/0xd0 [ 166.687229] should_fail+0x8c0/0xa40 [ 166.690937] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 166.696035] ? kasan_kmalloc+0xad/0xe0 [ 166.699907] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 166.705866] ? alloc_fair_sched_group+0x267/0x530 [ 166.710693] ? sched_create_group+0x35/0x70 [ 166.714998] ? cpu_cgroup_css_alloc+0xe/0x30 [ 166.719397] ? vfs_mkdir+0x390/0x600 [ 166.723091] ? SyS_mkdirat+0x22b/0x2b0 [ 166.726961] ? do_syscall_64+0x281/0x940 [ 166.731042] ? find_held_lock+0x35/0x1d0 [ 166.735117] ? __lock_is_held+0xb6/0x140 [ 166.739184] ? check_same_owner+0x320/0x320 [ 166.743492] ? rcu_note_context_switch+0x710/0x710 [ 166.748414] should_failslab+0xec/0x120 [ 166.752384] kmem_cache_alloc_node_trace+0x5a/0x760 [ 166.757401] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 166.762663] ? find_next_bit+0xcc/0x100 [ 166.767061] alloc_fair_sched_group+0x1f0/0x530 [ 166.771720] sched_create_group+0x35/0x70 [ 166.775941] cpu_cgroup_css_alloc+0xe/0x30 [ 166.780191] cgroup_apply_control_enable+0x44d/0xbc0 [ 166.785302] ? cgroup_propagate_control+0x570/0x570 [ 166.790314] ? css_populate_dir+0x289/0x420 [ 166.794623] cgroup_mkdir+0x56f/0xfc0 [ 166.798407] ? __lock_is_held+0xb6/0x140 [ 166.802460] ? cgroup_destroy_locked+0x750/0x750 [ 166.807215] ? rcu_read_lock_sched_held+0x108/0x120 [ 166.812222] ? kmem_cache_free+0x258/0x2a0 [ 166.816441] ? set_nlink+0xc1/0x160 [ 166.820051] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 166.824975] ? generic_permission+0x105/0x3c0 [ 166.829454] ? cgroup_destroy_locked+0x750/0x750 [ 166.834208] kernfs_iop_mkdir+0x153/0x1e0 [ 166.838343] vfs_mkdir+0x390/0x600 [ 166.841872] SyS_mkdirat+0x22b/0x2b0 [ 166.845571] ? SyS_mknod+0x480/0x480 [ 166.849273] ? trace_hardirqs_on+0xd/0x10 [ 166.853406] ? do_syscall_64+0xb7/0x940 [ 166.857377] ? SyS_mknod+0x480/0x480 [ 166.861073] do_syscall_64+0x281/0x940 [ 166.864944] ? vmalloc_sync_all+0x30/0x30 [ 166.869075] ? _raw_spin_unlock_irq+0x27/0x70 [ 166.873552] ? finish_task_switch+0x1c1/0x7e0 [ 166.878034] ? syscall_return_slowpath+0x550/0x550 [ 166.882948] ? syscall_return_slowpath+0x2ac/0x550 [ 166.887862] ? prepare_exit_to_usermode+0x350/0x350 [ 166.892869] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 166.898219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 166.903064] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 166.908239] RIP: 0033:0x454e79 [ 166.911410] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 166.919101] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 166.926361] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 166.933613] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/30 23:41:36 executing program 6: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 166.940866] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 166.948117] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000020 2018/03/30 23:41:36 executing program 4: r0 = socket(0x0, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621be0071f803ac8d9faad74d028eaedb744e9604b8c729dd2dd7466a00000000000000"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:36 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:36 executing program 1 (fault-call:3 fault-nth:33): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:36 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) [ 167.151934] FAULT_INJECTION: forcing a failure. [ 167.151934] name failslab, interval 1, probability 0, space 0, times 0 [ 167.163267] CPU: 0 PID: 11964 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 167.170640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.179999] Call Trace: [ 167.182601] dump_stack+0x194/0x24d [ 167.186245] ? arch_local_irq_restore+0x53/0x53 [ 167.190925] should_fail+0x8c0/0xa40 [ 167.194630] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 167.199714] ? trace_hardirqs_off+0x10/0x10 [ 167.204017] ? alloc_fair_sched_group+0xd6/0x530 [ 167.208755] ? sched_create_group+0x35/0x70 [ 167.213068] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 167.218326] ? SyS_mkdirat+0x22b/0x2b0 [ 167.222203] ? print_irqtrace_events+0x270/0x270 [ 167.226943] ? find_held_lock+0x35/0x1d0 [ 167.230987] ? __lock_is_held+0xb6/0x140 [ 167.235043] ? check_same_owner+0x320/0x320 [ 167.239350] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 167.244351] ? rcu_note_context_switch+0x710/0x710 [ 167.249266] should_failslab+0xec/0x120 [ 167.253225] kmem_cache_alloc_node_trace+0x5a/0x760 [ 167.258224] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 167.263739] ? sched_create_group+0x22/0x70 [ 167.268053] ? find_next_bit+0xcc/0x100 [ 167.272019] alloc_fair_sched_group+0x1f0/0x530 [ 167.276689] sched_create_group+0x35/0x70 [ 167.280819] cpu_cgroup_css_alloc+0xe/0x30 [ 167.285126] cgroup_apply_control_enable+0x44d/0xbc0 [ 167.290217] ? cgroup_propagate_control+0x570/0x570 [ 167.295220] ? css_populate_dir+0x289/0x420 [ 167.299526] cgroup_mkdir+0x56f/0xfc0 [ 167.303305] ? __lock_is_held+0xb6/0x140 [ 167.307356] ? cgroup_destroy_locked+0x750/0x750 [ 167.312095] ? rcu_read_lock_sched_held+0x108/0x120 [ 167.317099] ? kmem_cache_free+0x258/0x2a0 [ 167.321315] ? set_nlink+0xc1/0x160 [ 167.324926] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 167.329832] ? generic_permission+0x105/0x3c0 [ 167.334310] ? cgroup_destroy_locked+0x750/0x750 [ 167.339045] kernfs_iop_mkdir+0x153/0x1e0 [ 167.343174] vfs_mkdir+0x390/0x600 [ 167.346698] SyS_mkdirat+0x22b/0x2b0 [ 167.350396] ? SyS_mknod+0x480/0x480 [ 167.354088] ? trace_hardirqs_on+0xd/0x10 [ 167.358215] ? do_syscall_64+0xb7/0x940 [ 167.362183] ? SyS_mknod+0x480/0x480 [ 167.365879] do_syscall_64+0x281/0x940 [ 167.369755] ? vmalloc_sync_all+0x30/0x30 [ 167.373882] ? _raw_spin_unlock_irq+0x27/0x70 [ 167.378360] ? finish_task_switch+0x1c1/0x7e0 [ 167.383024] ? syscall_return_slowpath+0x550/0x550 [ 167.387934] ? syscall_return_slowpath+0x2ac/0x550 [ 167.392843] ? prepare_exit_to_usermode+0x350/0x350 [ 167.397854] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 167.403199] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 167.408032] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.413200] RIP: 0033:0x454e79 [ 167.416368] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 167.424057] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 167.431321] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 167.438587] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 167.445847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 167.453096] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000021 2018/03/30 23:41:36 executing program 6: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:36 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0x0, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:36 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:36 executing program 4: r0 = socket(0x0, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:36 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:36 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:36 executing program 1 (fault-call:3 fault-nth:34): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:36 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x0, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:36 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) [ 167.571621] FAULT_INJECTION: forcing a failure. [ 167.571621] name failslab, interval 1, probability 0, space 0, times 0 [ 167.583071] CPU: 1 PID: 11986 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 167.590445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.599829] Call Trace: [ 167.602427] dump_stack+0x194/0x24d [ 167.606065] ? arch_local_irq_restore+0x53/0x53 [ 167.610761] ? __save_stack_trace+0x7e/0xd0 [ 167.615106] should_fail+0x8c0/0xa40 [ 167.618844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 167.623960] ? kasan_kmalloc+0xad/0xe0 [ 167.627855] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 167.633136] ? alloc_fair_sched_group+0x267/0x530 [ 167.637963] ? sched_create_group+0x35/0x70 [ 167.642265] ? cpu_cgroup_css_alloc+0xe/0x30 [ 167.646659] ? vfs_mkdir+0x390/0x600 [ 167.650352] ? SyS_mkdirat+0x22b/0x2b0 [ 167.654219] ? do_syscall_64+0x281/0x940 [ 167.658260] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.663634] ? find_held_lock+0x35/0x1d0 [ 167.667680] ? __lock_is_held+0xb6/0x140 [ 167.671738] ? check_same_owner+0x320/0x320 [ 167.676136] ? rcu_note_context_switch+0x710/0x710 [ 167.681053] should_failslab+0xec/0x120 [ 167.685031] kmem_cache_alloc_node_trace+0x5a/0x760 [ 167.690041] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 167.695300] ? find_next_bit+0xcc/0x100 [ 167.699271] alloc_fair_sched_group+0x1f0/0x530 [ 167.703932] sched_create_group+0x35/0x70 [ 167.708063] cpu_cgroup_css_alloc+0xe/0x30 [ 167.712278] cgroup_apply_control_enable+0x44d/0xbc0 [ 167.717368] ? cgroup_propagate_control+0x570/0x570 [ 167.722377] ? css_populate_dir+0x289/0x420 [ 167.726681] cgroup_mkdir+0x56f/0xfc0 [ 167.730463] ? __lock_is_held+0xb6/0x140 [ 167.734508] ? cgroup_destroy_locked+0x750/0x750 [ 167.739258] ? rcu_read_lock_sched_held+0x108/0x120 [ 167.744255] ? kmem_cache_free+0x258/0x2a0 [ 167.748559] ? set_nlink+0xc1/0x160 [ 167.752168] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 167.757079] ? generic_permission+0x105/0x3c0 [ 167.762338] ? cgroup_destroy_locked+0x750/0x750 [ 167.767076] kernfs_iop_mkdir+0x153/0x1e0 [ 167.771207] vfs_mkdir+0x390/0x600 [ 167.774729] SyS_mkdirat+0x22b/0x2b0 [ 167.778428] ? SyS_mknod+0x480/0x480 [ 167.782122] ? trace_hardirqs_on+0xd/0x10 [ 167.786255] ? do_syscall_64+0xb7/0x940 [ 167.790214] ? SyS_mknod+0x480/0x480 [ 167.793909] do_syscall_64+0x281/0x940 [ 167.797809] ? vmalloc_sync_all+0x30/0x30 [ 167.801939] ? _raw_spin_unlock_irq+0x27/0x70 [ 167.806414] ? finish_task_switch+0x1c1/0x7e0 [ 167.810905] ? syscall_return_slowpath+0x550/0x550 [ 167.815815] ? syscall_return_slowpath+0x2ac/0x550 [ 167.820728] ? prepare_exit_to_usermode+0x350/0x350 [ 167.825725] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 167.831072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 167.835915] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.841090] RIP: 0033:0x454e79 [ 167.844272] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 167.851959] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 167.859210] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 2018/03/30 23:41:36 executing program 6: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:37 executing program 4: r0 = socket(0xa, 0x0, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 167.866458] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 167.873709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 167.880958] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000022 2018/03/30 23:41:37 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(0xffffffffffffffff, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:37 executing program 1 (fault-call:3 fault-nth:35): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:37 executing program 6: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:37 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:37 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x0, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) [ 168.052617] FAULT_INJECTION: forcing a failure. [ 168.052617] name failslab, interval 1, probability 0, space 0, times 0 [ 168.063940] CPU: 1 PID: 12009 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 168.071304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.080659] Call Trace: [ 168.083249] dump_stack+0x194/0x24d [ 168.086865] ? arch_local_irq_restore+0x53/0x53 [ 168.091698] ? __save_stack_trace+0x7e/0xd0 [ 168.096011] should_fail+0x8c0/0xa40 [ 168.099713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 168.104796] ? kasan_kmalloc+0xad/0xe0 [ 168.108665] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 168.113922] ? alloc_fair_sched_group+0x1f0/0x530 [ 168.118745] ? sched_create_group+0x35/0x70 [ 168.123050] ? cpu_cgroup_css_alloc+0xe/0x30 [ 168.127440] ? vfs_mkdir+0x390/0x600 [ 168.131135] ? SyS_mkdirat+0x22b/0x2b0 [ 168.135004] ? do_syscall_64+0x281/0x940 [ 168.139063] ? find_held_lock+0x35/0x1d0 [ 168.143113] ? __lock_is_held+0xb6/0x140 [ 168.147164] ? check_same_owner+0x320/0x320 [ 168.151471] ? rcu_note_context_switch+0x710/0x710 [ 168.156401] should_failslab+0xec/0x120 [ 168.160365] kmem_cache_alloc_node_trace+0x5a/0x760 [ 168.165363] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 168.170622] ? find_next_bit+0xcc/0x100 [ 168.174587] alloc_fair_sched_group+0x267/0x530 [ 168.179246] sched_create_group+0x35/0x70 [ 168.183376] cpu_cgroup_css_alloc+0xe/0x30 [ 168.187594] cgroup_apply_control_enable+0x44d/0xbc0 [ 168.192686] ? cgroup_propagate_control+0x570/0x570 [ 168.197693] ? css_populate_dir+0x289/0x420 [ 168.202003] cgroup_mkdir+0x56f/0xfc0 [ 168.205792] ? __lock_is_held+0xb6/0x140 [ 168.209843] ? cgroup_destroy_locked+0x750/0x750 [ 168.214579] ? rcu_read_lock_sched_held+0x108/0x120 [ 168.219576] ? kmem_cache_free+0x258/0x2a0 [ 168.223793] ? set_nlink+0xc1/0x160 [ 168.227404] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 168.232316] ? generic_permission+0x105/0x3c0 [ 168.236794] ? cgroup_destroy_locked+0x750/0x750 [ 168.241537] kernfs_iop_mkdir+0x153/0x1e0 [ 168.245669] vfs_mkdir+0x390/0x600 [ 168.249198] SyS_mkdirat+0x22b/0x2b0 [ 168.252896] ? SyS_mknod+0x480/0x480 [ 168.256589] ? trace_hardirqs_on+0xd/0x10 [ 168.260717] ? do_syscall_64+0xb7/0x940 [ 168.264674] ? SyS_mknod+0x480/0x480 [ 168.268372] do_syscall_64+0x281/0x940 [ 168.272242] ? vmalloc_sync_all+0x30/0x30 [ 168.276374] ? _raw_spin_unlock_irq+0x27/0x70 [ 168.280853] ? finish_task_switch+0x1c1/0x7e0 [ 168.285330] ? syscall_return_slowpath+0x550/0x550 [ 168.290239] ? syscall_return_slowpath+0x2ac/0x550 [ 168.295151] ? prepare_exit_to_usermode+0x350/0x350 [ 168.300151] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 168.305497] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 168.310328] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 168.315497] RIP: 0033:0x454e79 [ 168.318668] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 168.326392] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 168.333655] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 168.340904] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/30 23:41:37 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0x0, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:37 executing program 4: r0 = socket(0xa, 0x0, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 168.348162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 168.355409] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000023 2018/03/30 23:41:38 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:38 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:38 executing program 6: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:38 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:38 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x0, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:38 executing program 4: r0 = socket(0xa, 0x0, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:38 executing program 1 (fault-call:3 fault-nth:36): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:38 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0x0, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) [ 169.373090] FAULT_INJECTION: forcing a failure. [ 169.373090] name failslab, interval 1, probability 0, space 0, times 0 [ 169.384437] CPU: 0 PID: 12042 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 169.391811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.401172] Call Trace: [ 169.403772] dump_stack+0x194/0x24d [ 169.407419] ? arch_local_irq_restore+0x53/0x53 [ 169.412104] should_fail+0x8c0/0xa40 [ 169.415836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 169.420979] ? find_held_lock+0x35/0x1d0 [ 169.425197] ? __lock_is_held+0xb6/0x140 [ 169.429282] ? check_same_owner+0x320/0x320 [ 169.433608] ? perf_trace_lock+0xd6/0x900 [ 169.437763] ? rcu_note_context_switch+0x710/0x710 [ 169.442700] should_failslab+0xec/0x120 [ 169.446749] __kmalloc_track_caller+0x5f/0x760 [ 169.451320] ? string+0x180/0x200 [ 169.454759] ? kstrdup_const+0x39/0x50 [ 169.458632] kstrdup+0x39/0x70 [ 169.461813] kstrdup_const+0x39/0x50 [ 169.465510] __kernfs_new_node+0xa2/0x570 [ 169.469641] ? kernfs_dop_revalidate+0x380/0x380 [ 169.474385] ? snprintf+0xc0/0xf0 [ 169.477826] ? vsprintf+0x40/0x40 [ 169.481271] kernfs_new_node+0x80/0xe0 [ 169.485144] __kernfs_create_file+0x4b/0x320 [ 169.489536] cgroup_addrm_files+0x3c5/0xa70 [ 169.493850] ? cgroup_file_write+0x710/0x710 [ 169.498246] ? cpu_cgroup_css_alloc+0x30/0x30 [ 169.502737] ? __lock_is_held+0xb6/0x140 [ 169.506784] ? sched_online_group+0x4e0/0x4e0 [ 169.511264] ? cpu_cgroup_css_online+0x3a/0x50 [ 169.515825] ? online_css+0x224/0x2e0 [ 169.519625] css_populate_dir+0x198/0x420 [ 169.523760] cgroup_apply_control_enable+0x390/0xbc0 [ 169.528853] ? cgroup_propagate_control+0x570/0x570 [ 169.533858] ? css_populate_dir+0x289/0x420 [ 169.538165] cgroup_mkdir+0x56f/0xfc0 [ 169.541947] ? __lock_is_held+0xb6/0x140 [ 169.545994] ? cgroup_destroy_locked+0x750/0x750 [ 169.550734] ? rcu_read_lock_sched_held+0x108/0x120 [ 169.555733] ? kmem_cache_free+0x258/0x2a0 [ 169.560123] ? set_nlink+0xc1/0x160 [ 169.563737] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 169.568644] ? generic_permission+0x105/0x3c0 [ 169.573120] ? cgroup_destroy_locked+0x750/0x750 [ 169.577859] kernfs_iop_mkdir+0x153/0x1e0 [ 169.581992] vfs_mkdir+0x390/0x600 [ 169.585521] SyS_mkdirat+0x22b/0x2b0 [ 169.589229] ? SyS_mknod+0x480/0x480 [ 169.592926] ? trace_hardirqs_on+0xd/0x10 [ 169.597318] ? do_syscall_64+0xb7/0x940 [ 169.601276] ? SyS_mknod+0x480/0x480 [ 169.604971] do_syscall_64+0x281/0x940 [ 169.608838] ? vmalloc_sync_all+0x30/0x30 [ 169.612967] ? _raw_spin_unlock_irq+0x27/0x70 [ 169.617442] ? finish_task_switch+0x1c1/0x7e0 [ 169.621917] ? syscall_return_slowpath+0x550/0x550 [ 169.626825] ? syscall_return_slowpath+0x2ac/0x550 [ 169.631736] ? prepare_exit_to_usermode+0x350/0x350 [ 169.636735] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 169.642083] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 169.646914] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 169.652083] RIP: 0033:0x454e79 [ 169.655253] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 169.662943] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 2018/03/30 23:41:38 executing program 6: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:38 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:38 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) [ 169.670212] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 169.677461] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 169.684711] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 169.691961] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000024 [ 169.700555] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/30 23:41:38 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:38 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:38 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:38 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x0, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:39 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0x0, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:39 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:39 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(0xffffffffffffffff, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:39 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:39 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:39 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:39 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x0) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:39 executing program 1 (fault-call:3 fault-nth:37): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:39 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:39 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:39 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:39 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:39 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(0xffffffffffffffff, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:39 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x0) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:39 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:39 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 170.638878] FAULT_INJECTION: forcing a failure. [ 170.638878] name failslab, interval 1, probability 0, space 0, times 0 [ 170.650234] CPU: 1 PID: 12118 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 170.657600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.666988] Call Trace: [ 170.669585] dump_stack+0x194/0x24d [ 170.673258] ? arch_local_irq_restore+0x53/0x53 [ 170.677943] should_fail+0x8c0/0xa40 [ 170.681663] ? kstrdup+0x39/0x70 [ 170.685044] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 170.690160] ? cgroup_apply_control_enable+0x390/0xbc0 [ 170.695443] ? kernfs_iop_mkdir+0x153/0x1e0 [ 170.699767] ? vfs_mkdir+0x390/0x600 [ 170.703654] ? SyS_mkdirat+0x22b/0x2b0 [ 170.707544] ? do_syscall_64+0x281/0x940 [ 170.711610] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 170.716988] ? find_held_lock+0x35/0x1d0 [ 170.721064] ? find_held_lock+0x35/0x1d0 [ 170.725126] ? __lock_is_held+0xb6/0x140 [ 170.729176] ? check_same_owner+0x320/0x320 [ 170.733491] ? rcu_note_context_switch+0x710/0x710 [ 170.738401] ? rcu_read_lock_sched_held+0x108/0x120 [ 170.743400] should_failslab+0xec/0x120 [ 170.747361] kmem_cache_alloc+0x47/0x760 [ 170.751423] ? memcpy+0x45/0x50 [ 170.754680] ? kstrdup+0x59/0x70 [ 170.758044] __kernfs_new_node+0xe2/0x570 [ 170.762201] ? kernfs_dop_revalidate+0x380/0x380 [ 170.766938] ? snprintf+0xc0/0xf0 [ 170.770369] ? vsprintf+0x40/0x40 [ 170.773811] ? rq_clock+0x90/0x90 [ 170.777248] kernfs_new_node+0x80/0xe0 [ 170.781114] __kernfs_create_file+0x4b/0x320 [ 170.785501] cgroup_addrm_files+0x3c5/0xa70 [ 170.789908] ? cgroup_file_write+0x710/0x710 [ 170.794297] ? cpu_cgroup_css_alloc+0x30/0x30 [ 170.798915] ? __lock_is_held+0xb6/0x140 [ 170.802972] ? sched_online_group+0x4e0/0x4e0 [ 170.807445] ? cpu_cgroup_css_online+0x3a/0x50 [ 170.812004] ? online_css+0x224/0x2e0 [ 170.815789] css_populate_dir+0x198/0x420 [ 170.820046] cgroup_apply_control_enable+0x390/0xbc0 [ 170.825131] ? cgroup_propagate_control+0x570/0x570 [ 170.830127] ? css_populate_dir+0x289/0x420 [ 170.834439] cgroup_mkdir+0x56f/0xfc0 [ 170.838216] ? __lock_is_held+0xb6/0x140 [ 170.842254] ? cgroup_destroy_locked+0x750/0x750 [ 170.846989] ? rcu_read_lock_sched_held+0x108/0x120 [ 170.851985] ? kmem_cache_free+0x258/0x2a0 [ 170.856201] ? set_nlink+0xc1/0x160 [ 170.859804] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 170.864710] ? generic_permission+0x105/0x3c0 [ 170.869181] ? cgroup_destroy_locked+0x750/0x750 [ 170.873921] kernfs_iop_mkdir+0x153/0x1e0 [ 170.878057] vfs_mkdir+0x390/0x600 [ 170.881585] SyS_mkdirat+0x22b/0x2b0 [ 170.885275] ? SyS_mknod+0x480/0x480 [ 170.888965] ? trace_hardirqs_on+0xd/0x10 [ 170.893100] ? do_syscall_64+0xb7/0x940 [ 170.897056] ? SyS_mknod+0x480/0x480 [ 170.900744] do_syscall_64+0x281/0x940 [ 170.904609] ? vmalloc_sync_all+0x30/0x30 [ 170.908740] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 170.914262] ? syscall_return_slowpath+0x550/0x550 [ 170.919179] ? syscall_return_slowpath+0x2ac/0x550 [ 170.924106] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 170.929448] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.934286] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 170.939459] RIP: 0033:0x454e79 [ 170.942623] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 170.950306] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 170.957552] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 170.964806] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 170.972058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 170.979312] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000025 [ 170.986815] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/30 23:41:40 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:40 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:40 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:40 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(0xffffffffffffffff, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(0xffffffffffffffff, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:40 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:40 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x0) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:40 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0x0, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:40 executing program 1 (fault-call:3 fault-nth:38): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) [ 171.343491] FAULT_INJECTION: forcing a failure. [ 171.343491] name failslab, interval 1, probability 0, space 0, times 0 [ 171.355070] CPU: 0 PID: 12148 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 171.362447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.371807] Call Trace: [ 171.374406] dump_stack+0x194/0x24d [ 171.378439] ? arch_local_irq_restore+0x53/0x53 [ 171.383133] should_fail+0x8c0/0xa40 [ 171.386863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 171.391983] ? rb_first_postorder+0xa0/0xa0 [ 171.396316] ? __mutex_lock+0x16f/0x1a80 [ 171.400409] ? trace_event_raw_event_lock+0x340/0x340 [ 171.405607] ? trace_hardirqs_off+0x10/0x10 [ 171.410808] ? find_held_lock+0x35/0x1d0 [ 171.414861] ? __lock_is_held+0xb6/0x140 [ 171.418918] ? check_same_owner+0x320/0x320 [ 171.423223] ? lock_downgrade+0x980/0x980 [ 171.427354] ? rcu_note_context_switch+0x710/0x710 [ 171.432274] should_failslab+0xec/0x120 [ 171.436232] __kmalloc_track_caller+0x5f/0x760 [ 171.440800] ? string+0x180/0x200 [ 171.444231] ? kstrdup_const+0x39/0x50 [ 171.448103] kstrdup+0x39/0x70 [ 171.451277] kstrdup_const+0x39/0x50 [ 171.454977] __kernfs_new_node+0xa2/0x570 [ 171.459457] ? kernfs_dop_revalidate+0x380/0x380 [ 171.464211] ? snprintf+0xc0/0xf0 [ 171.467648] ? vsprintf+0x40/0x40 [ 171.471084] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 171.475999] ? cgroup_file_name+0x1d0/0x1d0 [ 171.480310] kernfs_new_node+0x80/0xe0 [ 171.484187] __kernfs_create_file+0x4b/0x320 [ 171.488583] cgroup_addrm_files+0x3c5/0xa70 [ 171.492899] ? cgroup_file_write+0x710/0x710 [ 171.497303] ? cpu_cgroup_css_alloc+0x30/0x30 [ 171.501792] ? __lock_is_held+0xb6/0x140 [ 171.505839] ? sched_online_group+0x4e0/0x4e0 [ 171.510327] ? cpu_cgroup_css_online+0x3a/0x50 [ 171.514892] ? online_css+0x224/0x2e0 [ 171.518692] css_populate_dir+0x198/0x420 [ 171.523527] cgroup_apply_control_enable+0x390/0xbc0 [ 171.528622] ? cgroup_propagate_control+0x570/0x570 [ 171.533626] ? css_populate_dir+0x289/0x420 [ 171.537934] cgroup_mkdir+0x56f/0xfc0 [ 171.542700] ? __lock_is_held+0xb6/0x140 [ 171.546748] ? cgroup_destroy_locked+0x750/0x750 [ 171.551486] ? rcu_read_lock_sched_held+0x108/0x120 [ 171.556484] ? kmem_cache_free+0x258/0x2a0 [ 171.560704] ? set_nlink+0xc1/0x160 [ 171.564313] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 171.569221] ? generic_permission+0x105/0x3c0 [ 171.573697] ? cgroup_destroy_locked+0x750/0x750 [ 171.578436] kernfs_iop_mkdir+0x153/0x1e0 [ 171.582581] vfs_mkdir+0x390/0x600 [ 171.586107] SyS_mkdirat+0x22b/0x2b0 [ 171.589805] ? SyS_mknod+0x480/0x480 [ 171.593498] ? trace_hardirqs_on+0xd/0x10 [ 171.597627] ? do_syscall_64+0xb7/0x940 [ 171.601583] ? SyS_mknod+0x480/0x480 [ 171.605279] do_syscall_64+0x281/0x940 [ 171.609145] ? vmalloc_sync_all+0x30/0x30 [ 171.613276] ? _raw_spin_unlock_irq+0x27/0x70 [ 171.617751] ? finish_task_switch+0x1c1/0x7e0 [ 171.622229] ? syscall_return_slowpath+0x550/0x550 [ 171.627143] ? syscall_return_slowpath+0x2ac/0x550 [ 171.632057] ? prepare_exit_to_usermode+0x350/0x350 [ 171.637062] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 171.642411] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 171.647239] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 171.652407] RIP: 0033:0x454e79 [ 171.655580] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 171.663451] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 171.670699] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 171.677949] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 171.685199] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/30 23:41:40 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:40 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 171.692450] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000026 [ 171.699909] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/03/30 23:41:40 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:40 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:40 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x0) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:40 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(0xffffffffffffffff, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:40 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee405"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:40 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:41 executing program 1 (fault-call:3 fault-nth:39): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:41 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88), 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:41 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x0) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:41 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:41 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:41 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee405"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:41 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(0xffffffffffffffff, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:41 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0x0, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) [ 172.384460] FAULT_INJECTION: forcing a failure. [ 172.384460] name failslab, interval 1, probability 0, space 0, times 0 [ 172.395792] CPU: 1 PID: 12192 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 172.403160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.412517] Call Trace: [ 172.415094] dump_stack+0x194/0x24d [ 172.418706] ? arch_local_irq_restore+0x53/0x53 [ 172.423363] should_fail+0x8c0/0xa40 [ 172.427064] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 172.432245] ? rb_first_postorder+0xa0/0xa0 [ 172.436551] ? __mutex_lock+0x16f/0x1a80 [ 172.440598] ? trace_hardirqs_off+0x10/0x10 [ 172.444906] ? find_held_lock+0x35/0x1d0 [ 172.448950] ? __lock_is_held+0xb6/0x140 [ 172.453471] ? check_same_owner+0x320/0x320 [ 172.457773] ? lock_downgrade+0x980/0x980 [ 172.461905] ? rcu_note_context_switch+0x710/0x710 [ 172.466833] should_failslab+0xec/0x120 [ 172.470789] __kmalloc_track_caller+0x5f/0x760 [ 172.475352] ? string+0x180/0x200 [ 172.478788] ? kstrdup_const+0x39/0x50 [ 172.482658] kstrdup+0x39/0x70 [ 172.485829] kstrdup_const+0x39/0x50 [ 172.489524] __kernfs_new_node+0xa2/0x570 [ 172.493656] ? kernfs_dop_revalidate+0x380/0x380 [ 172.498453] ? snprintf+0xc0/0xf0 [ 172.501889] ? vsprintf+0x40/0x40 [ 172.505495] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.510419] ? cgroup_file_name+0x1d0/0x1d0 [ 172.514723] kernfs_new_node+0x80/0xe0 [ 172.518592] __kernfs_create_file+0x4b/0x320 [ 172.522984] cgroup_addrm_files+0x3c5/0xa70 [ 172.529067] ? cgroup_file_write+0x710/0x710 [ 172.533546] ? cpu_cgroup_css_alloc+0x30/0x30 [ 172.538038] ? __lock_is_held+0xb6/0x140 [ 172.542081] ? sched_online_group+0x4e0/0x4e0 [ 172.546554] ? cpu_cgroup_css_online+0x3a/0x50 [ 172.551127] ? online_css+0x224/0x2e0 [ 172.554911] css_populate_dir+0x198/0x420 [ 172.559043] cgroup_apply_control_enable+0x390/0xbc0 [ 172.564146] ? cgroup_propagate_control+0x570/0x570 [ 172.570027] ? css_populate_dir+0x289/0x420 [ 172.574334] cgroup_mkdir+0x56f/0xfc0 [ 172.578112] ? __lock_is_held+0xb6/0x140 [ 172.582155] ? cgroup_destroy_locked+0x750/0x750 [ 172.586890] ? rcu_read_lock_sched_held+0x108/0x120 [ 172.591886] ? kmem_cache_free+0x258/0x2a0 [ 172.596101] ? set_nlink+0xc1/0x160 [ 172.599706] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.604614] ? generic_permission+0x105/0x3c0 [ 172.609092] ? cgroup_destroy_locked+0x750/0x750 [ 172.613826] kernfs_iop_mkdir+0x153/0x1e0 [ 172.617955] vfs_mkdir+0x390/0x600 [ 172.621477] SyS_mkdirat+0x22b/0x2b0 [ 172.625203] ? SyS_mknod+0x480/0x480 [ 172.628919] ? trace_hardirqs_on+0xd/0x10 [ 172.633046] ? do_syscall_64+0xb7/0x940 [ 172.636997] ? SyS_mknod+0x480/0x480 [ 172.640694] do_syscall_64+0x281/0x940 [ 172.644575] ? vmalloc_sync_all+0x30/0x30 [ 172.648703] ? _raw_spin_unlock_irq+0x27/0x70 [ 172.653174] ? finish_task_switch+0x1c1/0x7e0 [ 172.657647] ? syscall_return_slowpath+0x550/0x550 [ 172.662565] ? syscall_return_slowpath+0x2ac/0x550 [ 172.667497] ? prepare_exit_to_usermode+0x350/0x350 [ 172.672493] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 172.677837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.682662] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 172.687841] RIP: 0033:0x454e79 [ 172.691018] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 172.698711] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 172.705974] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 172.713223] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 172.720473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 172.727732] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000027 [ 172.735202] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/03/30 23:41:41 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(0xffffffffffffffff, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:41 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee405"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:41 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88), 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:41 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:42 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x0) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:42 executing program 1 (fault-call:3 fault-nth:40): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:42 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:42 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) [ 173.008985] FAULT_INJECTION: forcing a failure. [ 173.008985] name failslab, interval 1, probability 0, space 0, times 0 [ 173.021275] CPU: 0 PID: 12222 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 173.028658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.038015] Call Trace: [ 173.040594] dump_stack+0x194/0x24d [ 173.044381] ? arch_local_irq_restore+0x53/0x53 [ 173.049904] should_fail+0x8c0/0xa40 [ 173.053597] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 173.058693] ? rb_first_postorder+0xa0/0xa0 [ 173.062992] ? __mutex_lock+0x16f/0x1a80 [ 173.067394] ? trace_hardirqs_off+0x10/0x10 [ 173.071697] ? find_held_lock+0x35/0x1d0 [ 173.075738] ? __lock_is_held+0xb6/0x140 [ 173.079782] ? check_same_owner+0x320/0x320 [ 173.084169] ? lock_downgrade+0x980/0x980 [ 173.088384] ? rcu_note_context_switch+0x710/0x710 [ 173.093297] should_failslab+0xec/0x120 [ 173.097251] __kmalloc_track_caller+0x5f/0x760 [ 173.102349] ? string+0x180/0x200 [ 173.105789] ? kstrdup_const+0x39/0x50 [ 173.109656] kstrdup+0x39/0x70 [ 173.112833] kstrdup_const+0x39/0x50 [ 173.116524] __kernfs_new_node+0xa2/0x570 [ 173.120652] ? kernfs_dop_revalidate+0x380/0x380 [ 173.125393] ? snprintf+0xc0/0xf0 [ 173.128829] ? vsprintf+0x40/0x40 [ 173.132265] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.137176] ? cgroup_file_name+0x1d0/0x1d0 [ 173.141482] kernfs_new_node+0x80/0xe0 [ 173.145354] __kernfs_create_file+0x4b/0x320 [ 173.150025] cgroup_addrm_files+0x3c5/0xa70 [ 173.155300] ? cgroup_file_write+0x710/0x710 [ 173.159689] ? cpu_cgroup_css_alloc+0x30/0x30 [ 173.164179] ? __lock_is_held+0xb6/0x140 [ 173.168233] ? sched_online_group+0x4e0/0x4e0 [ 173.172705] ? cpu_cgroup_css_online+0x3a/0x50 [ 173.177440] ? online_css+0x224/0x2e0 [ 173.181221] css_populate_dir+0x198/0x420 [ 173.185350] cgroup_apply_control_enable+0x390/0xbc0 [ 173.190437] ? cgroup_propagate_control+0x570/0x570 [ 173.195433] ? css_populate_dir+0x289/0x420 [ 173.199733] cgroup_mkdir+0x56f/0xfc0 [ 173.203619] ? __lock_is_held+0xb6/0x140 [ 173.207658] ? cgroup_destroy_locked+0x750/0x750 [ 173.212391] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.217394] ? kmem_cache_free+0x258/0x2a0 [ 173.221607] ? set_nlink+0xc1/0x160 [ 173.225214] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.230122] ? generic_permission+0x105/0x3c0 [ 173.234597] ? cgroup_destroy_locked+0x750/0x750 [ 173.239330] kernfs_iop_mkdir+0x153/0x1e0 [ 173.243460] vfs_mkdir+0x390/0x600 [ 173.246979] SyS_mkdirat+0x22b/0x2b0 [ 173.250683] ? SyS_mknod+0x480/0x480 [ 173.254376] ? trace_hardirqs_on+0xd/0x10 [ 173.258521] ? do_syscall_64+0xb7/0x940 [ 173.262474] ? SyS_mknod+0x480/0x480 [ 173.266177] do_syscall_64+0x281/0x940 [ 173.270045] ? vmalloc_sync_all+0x30/0x30 [ 173.274173] ? _raw_spin_unlock_irq+0x27/0x70 [ 173.278644] ? finish_task_switch+0x1c1/0x7e0 [ 173.283290] ? syscall_return_slowpath+0x550/0x550 [ 173.288379] ? syscall_return_slowpath+0x2ac/0x550 [ 173.293286] ? prepare_exit_to_usermode+0x350/0x350 [ 173.298282] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 173.303635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.308462] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.313627] RIP: 0033:0x454e79 [ 173.316816] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 173.324503] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 173.331852] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 173.339103] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 173.346363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 173.353623] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000028 2018/03/30 23:41:42 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:42 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r1, 0x540c) bind$inet6(r2, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r2, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:42 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 173.361060] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/30 23:41:42 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88), 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:42 executing program 1 (fault-call:3 fault-nth:41): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:42 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(0xffffffffffffffff, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:42 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:42 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:42 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r1, 0x540c) bind$inet6(r2, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r2, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:42 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x0, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:42 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) [ 173.726757] FAULT_INJECTION: forcing a failure. [ 173.726757] name failslab, interval 1, probability 0, space 0, times 0 [ 173.738663] CPU: 1 PID: 12255 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 173.746043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.755593] Call Trace: [ 173.758194] dump_stack+0x194/0x24d [ 173.761837] ? arch_local_irq_restore+0x53/0x53 [ 173.766959] should_fail+0x8c0/0xa40 [ 173.770687] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 173.775819] ? trace_hardirqs_off+0x10/0x10 [ 173.780157] ? find_held_lock+0x35/0x1d0 [ 173.784234] ? __lock_is_held+0xb6/0x140 [ 173.788308] ? check_same_owner+0x320/0x320 [ 173.792620] ? rcu_note_context_switch+0x710/0x710 [ 173.797541] should_failslab+0xec/0x120 [ 173.801499] kmem_cache_alloc_trace+0x4b/0x740 [ 173.806077] blkcg_css_alloc+0xc8/0x6b0 [ 173.810044] ? blkcg_deactivate_policy+0x430/0x430 [ 173.814964] ? __lock_is_held+0xb6/0x140 [ 173.819028] cgroup_apply_control_enable+0x44d/0xbc0 [ 173.826972] ? cgroup_propagate_control+0x570/0x570 [ 173.832080] ? css_populate_dir+0x289/0x420 [ 173.836391] cgroup_mkdir+0x56f/0xfc0 [ 173.840184] ? __lock_is_held+0xb6/0x140 [ 173.844237] ? cgroup_destroy_locked+0x750/0x750 [ 173.849018] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.854037] ? kmem_cache_free+0x258/0x2a0 [ 173.858277] ? set_nlink+0xc1/0x160 [ 173.861894] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.866831] ? generic_permission+0x105/0x3c0 [ 173.871331] ? cgroup_destroy_locked+0x750/0x750 [ 173.876077] kernfs_iop_mkdir+0x153/0x1e0 [ 173.880214] vfs_mkdir+0x390/0x600 [ 173.883745] SyS_mkdirat+0x22b/0x2b0 [ 173.887449] ? SyS_mknod+0x480/0x480 [ 173.891147] ? trace_hardirqs_on+0xd/0x10 [ 173.895280] ? do_syscall_64+0xb7/0x940 [ 173.899237] ? SyS_mknod+0x480/0x480 [ 173.902935] do_syscall_64+0x281/0x940 [ 173.906809] ? vmalloc_sync_all+0x30/0x30 [ 173.910958] ? _raw_spin_unlock_irq+0x27/0x70 [ 173.915455] ? finish_task_switch+0x1c1/0x7e0 [ 173.919947] ? syscall_return_slowpath+0x550/0x550 [ 173.924862] ? syscall_return_slowpath+0x2ac/0x550 [ 173.929776] ? prepare_exit_to_usermode+0x350/0x350 [ 173.934782] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 173.940135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.944967] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.950150] RIP: 0033:0x454e79 [ 173.953324] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 173.961019] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 173.968287] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r1, 0x540c) bind$inet6(r2, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r2, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 173.975978] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 173.983231] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 173.990575] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000029 2018/03/30 23:41:43 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(0xffffffffffffffff, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:43 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x0, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:43 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x0, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:43 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:43 executing program 1 (fault-call:3 fault-nth:42): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 174.229612] FAULT_INJECTION: forcing a failure. [ 174.229612] name failslab, interval 1, probability 0, space 0, times 0 [ 174.241071] CPU: 0 PID: 12285 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 174.248444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.257807] Call Trace: [ 174.260407] dump_stack+0x194/0x24d [ 174.264055] ? arch_local_irq_restore+0x53/0x53 [ 174.268763] should_fail+0x8c0/0xa40 [ 174.272501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 174.277626] ? trace_hardirqs_off+0x10/0x10 [ 174.281943] ? find_held_lock+0x35/0x1d0 [ 174.285991] ? __lock_is_held+0xb6/0x140 [ 174.290050] ? check_same_owner+0x320/0x320 [ 174.294361] ? rcu_note_context_switch+0x710/0x710 [ 174.299283] should_failslab+0xec/0x120 [ 174.303245] kmem_cache_alloc_trace+0x4b/0x740 [ 174.307831] blkcg_css_alloc+0xc8/0x6b0 [ 174.311794] ? blkcg_deactivate_policy+0x430/0x430 [ 174.316712] ? __lock_is_held+0xb6/0x140 [ 174.320770] cgroup_apply_control_enable+0x44d/0xbc0 [ 174.325870] ? cgroup_propagate_control+0x570/0x570 [ 174.330877] ? css_populate_dir+0x289/0x420 [ 174.335187] cgroup_mkdir+0x56f/0xfc0 [ 174.338971] ? __lock_is_held+0xb6/0x140 [ 174.343033] ? cgroup_destroy_locked+0x750/0x750 [ 174.347788] ? rcu_read_lock_sched_held+0x108/0x120 [ 174.352812] ? kmem_cache_free+0x258/0x2a0 [ 174.357039] ? set_nlink+0xc1/0x160 [ 174.360658] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 174.365569] ? generic_permission+0x105/0x3c0 [ 174.370054] ? cgroup_destroy_locked+0x750/0x750 [ 174.374803] kernfs_iop_mkdir+0x153/0x1e0 [ 174.378938] vfs_mkdir+0x390/0x600 [ 174.382468] SyS_mkdirat+0x22b/0x2b0 [ 174.386173] ? SyS_mknod+0x480/0x480 [ 174.389871] ? trace_hardirqs_on+0xd/0x10 [ 174.394005] ? do_syscall_64+0xb7/0x940 [ 174.397971] ? SyS_mknod+0x480/0x480 [ 174.401671] do_syscall_64+0x281/0x940 [ 174.405628] ? vmalloc_sync_all+0x30/0x30 [ 174.409759] ? _raw_spin_unlock_irq+0x27/0x70 [ 174.414237] ? finish_task_switch+0x1c1/0x7e0 [ 174.418718] ? syscall_return_slowpath+0x550/0x550 [ 174.423653] ? syscall_return_slowpath+0x2ac/0x550 [ 174.428580] ? prepare_exit_to_usermode+0x350/0x350 [ 174.433594] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 174.438944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 174.443776] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 174.448949] RIP: 0033:0x454e79 [ 174.452122] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 174.459816] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 174.467166] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 2018/03/30 23:41:43 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(0xffffffffffffffff, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:43 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x0, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 174.474421] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 174.481672] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 174.488920] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002a 2018/03/30 23:41:43 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:43 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:43 executing program 1 (fault-call:3 fault-nth:43): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:43 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:43 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x0, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:43 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x0, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:43 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:43 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) [ 174.772248] FAULT_INJECTION: forcing a failure. [ 174.772248] name failslab, interval 1, probability 0, space 0, times 0 [ 174.783594] CPU: 0 PID: 12313 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 174.791067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.800451] Call Trace: [ 174.803072] dump_stack+0x194/0x24d [ 174.806718] ? arch_local_irq_restore+0x53/0x53 [ 174.811408] ? mutex_lock_io_nested+0x1900/0x1900 [ 174.816279] should_fail+0x8c0/0xa40 [ 174.820018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 174.825159] ? trace_hardirqs_off+0x10/0x10 [ 174.829505] ? find_held_lock+0x35/0x1d0 [ 174.833585] ? __lock_is_held+0xb6/0x140 [ 174.837662] ? check_same_owner+0x320/0x320 [ 174.842002] ? rcu_note_context_switch+0x710/0x710 [ 174.846951] should_failslab+0xec/0x120 [ 174.850946] kmem_cache_alloc_trace+0x4b/0x740 [ 174.855554] blkcg_css_alloc+0xc8/0x6b0 [ 174.859544] ? blkcg_deactivate_policy+0x430/0x430 [ 174.864751] ? __lock_is_held+0xb6/0x140 [ 174.868833] cgroup_apply_control_enable+0x44d/0xbc0 [ 174.873954] ? cgroup_propagate_control+0x570/0x570 [ 174.878990] ? css_populate_dir+0x289/0x420 [ 174.883319] cgroup_mkdir+0x56f/0xfc0 [ 174.887127] ? cgroup_destroy_locked+0x750/0x750 [ 174.891869] ? retint_kernel+0x10/0x10 [ 174.895733] ? cgroup_destroy_locked+0x750/0x750 [ 174.900477] ? cgroup_destroy_locked+0x750/0x750 [ 174.905231] kernfs_iop_mkdir+0x153/0x1e0 [ 174.909373] vfs_mkdir+0x390/0x600 [ 174.912897] SyS_mkdirat+0x22b/0x2b0 [ 174.916590] ? SyS_mknod+0x480/0x480 [ 174.920298] ? trace_hardirqs_on+0xd/0x10 [ 174.924426] ? do_syscall_64+0xb7/0x940 [ 174.928378] ? SyS_mknod+0x480/0x480 [ 174.932073] do_syscall_64+0x281/0x940 [ 174.935942] ? vmalloc_sync_all+0x30/0x30 [ 174.940077] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 174.945593] ? syscall_return_slowpath+0x550/0x550 [ 174.950501] ? syscall_return_slowpath+0x2ac/0x550 [ 174.955418] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 174.960764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 174.965600] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/03/30 23:41:43 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:44 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:44 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) [ 174.970768] RIP: 0033:0x454e79 [ 174.973938] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 174.981712] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 174.988973] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 174.996223] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 175.003474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 175.010735] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002b 2018/03/30 23:41:44 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:44 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:44 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x0, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:44 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:44 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:44 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:44 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:44 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:44 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:44 executing program 1 (fault-call:3 fault-nth:44): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:44 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:44 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:44 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x0, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) [ 175.884640] FAULT_INJECTION: forcing a failure. [ 175.884640] name failslab, interval 1, probability 0, space 0, times 0 [ 175.896079] CPU: 0 PID: 12386 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 175.903488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.912835] Call Trace: [ 175.915420] dump_stack+0x194/0x24d [ 175.919045] ? arch_local_irq_restore+0x53/0x53 [ 175.923696] ? __save_stack_trace+0x7e/0xd0 [ 175.928004] should_fail+0x8c0/0xa40 [ 175.931716] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 175.936799] ? kasan_kmalloc+0xad/0xe0 [ 175.940662] ? kmem_cache_alloc_trace+0x136/0x740 [ 175.945481] ? cfq_cpd_alloc+0x54/0x90 [ 175.949343] ? blkcg_css_alloc+0x165/0x6b0 [ 175.953558] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 175.958821] ? SyS_mkdirat+0x22b/0x2b0 [ 175.962695] ? do_syscall_64+0x281/0x940 [ 175.966735] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 175.972080] ? do_syscall_64+0x281/0x940 [ 175.976132] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 175.981486] ? find_held_lock+0x35/0x1d0 [ 175.985531] ? __lock_is_held+0xb6/0x140 [ 175.989581] ? check_same_owner+0x320/0x320 [ 175.993884] ? rcu_note_context_switch+0x710/0x710 [ 175.998802] should_failslab+0xec/0x120 [ 176.002766] kmem_cache_alloc_trace+0x4b/0x740 [ 176.007327] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.012321] ? kmem_cache_alloc_trace+0x459/0x740 [ 176.017160] bfq_cpd_alloc+0x54/0x90 [ 176.020872] blkcg_css_alloc+0x165/0x6b0 [ 176.024916] ? bfq_pd_alloc+0xe0/0xe0 [ 176.028693] ? blkcg_deactivate_policy+0x430/0x430 [ 176.033602] ? __lock_is_held+0xb6/0x140 [ 176.037645] cgroup_apply_control_enable+0x44d/0xbc0 [ 176.042740] ? cgroup_propagate_control+0x570/0x570 [ 176.047749] ? css_populate_dir+0x289/0x420 [ 176.052050] cgroup_mkdir+0x56f/0xfc0 [ 176.055828] ? __lock_is_held+0xb6/0x140 [ 176.059868] ? cgroup_destroy_locked+0x750/0x750 [ 176.064598] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.069590] ? kmem_cache_free+0x258/0x2a0 [ 176.073817] ? set_nlink+0xc1/0x160 [ 176.077432] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 176.082335] ? generic_permission+0x105/0x3c0 [ 176.086806] ? cgroup_destroy_locked+0x750/0x750 [ 176.091540] kernfs_iop_mkdir+0x153/0x1e0 [ 176.095664] vfs_mkdir+0x390/0x600 [ 176.099268] SyS_mkdirat+0x22b/0x2b0 [ 176.102967] ? SyS_mknod+0x480/0x480 [ 176.106661] ? trace_hardirqs_on+0xd/0x10 [ 176.110786] ? do_syscall_64+0xb7/0x940 [ 176.114749] ? SyS_mknod+0x480/0x480 [ 176.118439] do_syscall_64+0x281/0x940 [ 176.122312] ? vmalloc_sync_all+0x30/0x30 [ 176.126447] ? _raw_spin_unlock_irq+0x27/0x70 [ 176.130928] ? finish_task_switch+0x1c1/0x7e0 [ 176.135400] ? syscall_return_slowpath+0x550/0x550 [ 176.140394] ? syscall_return_slowpath+0x2ac/0x550 [ 176.145307] ? prepare_exit_to_usermode+0x350/0x350 [ 176.150302] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 176.155656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 176.160488] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.165658] RIP: 0033:0x454e79 [ 176.168825] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 176.176509] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 176.183771] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 176.191022] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 176.198290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 176.205542] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002c 2018/03/30 23:41:45 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:45 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(0xffffffffffffffff, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:45 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:45 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x0, 0x0, 0x6, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:45 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:45 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:45 executing program 1 (fault-call:3 fault-nth:45): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:45 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r1 = socket$alg(0x26, 0x5, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r1, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r2, 0x540c) bind$inet6(r3, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r3, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 176.739360] FAULT_INJECTION: forcing a failure. [ 176.739360] name failslab, interval 1, probability 0, space 0, times 0 [ 176.750946] CPU: 1 PID: 12400 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 176.758402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.767766] Call Trace: [ 176.770365] dump_stack+0x194/0x24d [ 176.774022] ? arch_local_irq_restore+0x53/0x53 [ 176.778698] ? __save_stack_trace+0x7e/0xd0 [ 176.783033] should_fail+0x8c0/0xa40 2018/03/30 23:41:45 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:45 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 176.786847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 176.791959] ? kasan_kmalloc+0xad/0xe0 [ 176.795861] ? kmem_cache_alloc_trace+0x136/0x740 [ 176.801928] ? cfq_cpd_alloc+0x54/0x90 [ 176.808172] ? blkcg_css_alloc+0x165/0x6b0 [ 176.812415] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 176.817703] ? SyS_mkdirat+0x22b/0x2b0 [ 176.821603] ? do_syscall_64+0x281/0x940 [ 176.825676] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.831056] ? do_syscall_64+0x281/0x940 [ 176.835148] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.840556] ? find_held_lock+0x35/0x1d0 [ 176.844646] ? __lock_is_held+0xb6/0x140 [ 176.848715] ? check_same_owner+0x320/0x320 [ 176.853143] ? rcu_note_context_switch+0x710/0x710 [ 176.858166] should_failslab+0xec/0x120 [ 176.862131] kmem_cache_alloc_trace+0x4b/0x740 [ 176.866703] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.871707] ? kmem_cache_alloc_trace+0x459/0x740 [ 176.876545] bfq_cpd_alloc+0x54/0x90 [ 176.880251] blkcg_css_alloc+0x165/0x6b0 [ 176.884296] ? bfq_pd_alloc+0xe0/0xe0 [ 176.888077] ? blkcg_deactivate_policy+0x430/0x430 [ 176.892998] ? __lock_is_held+0xb6/0x140 [ 176.897067] cgroup_apply_control_enable+0x44d/0xbc0 [ 176.902180] ? cgroup_propagate_control+0x570/0x570 [ 176.907385] ? css_populate_dir+0x289/0x420 [ 176.911695] cgroup_mkdir+0x56f/0xfc0 [ 176.915480] ? __lock_is_held+0xb6/0x140 [ 176.919528] ? cgroup_destroy_locked+0x750/0x750 [ 176.924265] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.929349] ? kmem_cache_free+0x258/0x2a0 [ 176.933566] ? set_nlink+0xc1/0x160 [ 176.937174] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 176.942083] ? generic_permission+0x105/0x3c0 [ 176.946561] ? cgroup_destroy_locked+0x750/0x750 [ 176.951304] kernfs_iop_mkdir+0x153/0x1e0 [ 176.955434] vfs_mkdir+0x390/0x600 [ 176.958960] SyS_mkdirat+0x22b/0x2b0 [ 176.962668] ? SyS_mknod+0x480/0x480 [ 176.966361] ? trace_hardirqs_on+0xd/0x10 [ 176.970490] ? do_syscall_64+0xb7/0x940 [ 176.974446] ? SyS_mknod+0x480/0x480 [ 176.978145] do_syscall_64+0x281/0x940 [ 176.982013] ? vmalloc_sync_all+0x30/0x30 [ 176.986147] ? _raw_spin_unlock_irq+0x27/0x70 [ 176.990622] ? finish_task_switch+0x1c1/0x7e0 [ 176.995099] ? syscall_return_slowpath+0x550/0x550 [ 177.000011] ? syscall_return_slowpath+0x2ac/0x550 [ 177.004931] ? prepare_exit_to_usermode+0x350/0x350 [ 177.009948] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 177.015297] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 177.020131] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 177.025305] RIP: 0033:0x454e79 [ 177.028474] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 2018/03/30 23:41:46 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:46 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621be0071f803ac8d9faad74d028eaedb744e9604b8c729dd2dd7466a000000"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 177.036167] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 177.043418] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 177.050666] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 177.058110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 177.065359] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002d 2018/03/30 23:41:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:46 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:46 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:46 executing program 1 (fault-call:3 fault-nth:46): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:46 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x0, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:46 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:46 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:46 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:46 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:46 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 177.687202] FAULT_INJECTION: forcing a failure. [ 177.687202] name failslab, interval 1, probability 0, space 0, times 0 [ 177.698565] CPU: 1 PID: 12446 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 177.705936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.716170] Call Trace: [ 177.718768] dump_stack+0x194/0x24d [ 177.722405] ? arch_local_irq_restore+0x53/0x53 [ 177.727104] should_fail+0x8c0/0xa40 [ 177.730824] ? kstrdup+0x39/0x70 2018/03/30 23:41:46 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 177.734195] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 177.739301] ? cgroup_apply_control_enable+0x390/0xbc0 [ 177.744589] ? kernfs_iop_mkdir+0x153/0x1e0 [ 177.748913] ? vfs_mkdir+0x390/0x600 [ 177.752625] ? SyS_mkdirat+0x22b/0x2b0 [ 177.756514] ? do_syscall_64+0x281/0x940 [ 177.760584] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 177.765959] ? find_held_lock+0x35/0x1d0 [ 177.770041] ? find_held_lock+0x35/0x1d0 [ 177.774110] ? __lock_is_held+0xb6/0x140 [ 177.778170] ? check_same_owner+0x320/0x320 [ 177.782479] ? rcu_note_context_switch+0x710/0x710 [ 177.787669] ? rcu_read_lock_sched_held+0x108/0x120 [ 177.792674] should_failslab+0xec/0x120 [ 177.796633] kmem_cache_alloc+0x47/0x760 [ 177.800687] ? memcpy+0x45/0x50 [ 177.803952] ? kstrdup+0x59/0x70 [ 177.807305] __kernfs_new_node+0xe2/0x570 [ 177.811444] ? kernfs_dop_revalidate+0x380/0x380 [ 177.816182] ? delete_node+0x2db/0xbc0 [ 177.820059] ? snprintf+0xc0/0xf0 [ 177.823494] ? vsprintf+0x40/0x40 [ 177.826934] ? trace_event_raw_event_lock+0x340/0x340 [ 177.832112] kernfs_new_node+0x80/0xe0 [ 177.835984] __kernfs_create_file+0x4b/0x320 [ 177.840378] cgroup_addrm_files+0x3c5/0xa70 [ 177.844957] ? cgroup_file_write+0x710/0x710 [ 177.849354] ? cgroup_idr_replace+0x3f/0x50 [ 177.853660] ? __lock_is_held+0xb6/0x140 [ 177.857707] ? __local_bh_enable_ip+0x121/0x230 [ 177.862446] ? online_css+0x224/0x2e0 [ 177.866229] css_populate_dir+0x198/0x420 [ 177.870361] cgroup_apply_control_enable+0x390/0xbc0 [ 177.875456] ? cgroup_propagate_control+0x570/0x570 [ 177.880463] ? css_populate_dir+0x289/0x420 [ 177.884768] cgroup_mkdir+0x56f/0xfc0 [ 177.888547] ? __lock_is_held+0xb6/0x140 [ 177.892684] ? cgroup_destroy_locked+0x750/0x750 [ 177.897511] ? rcu_read_lock_sched_held+0x108/0x120 [ 177.902509] ? kmem_cache_free+0x258/0x2a0 [ 177.906725] ? set_nlink+0xc1/0x160 [ 177.910333] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 177.915240] ? generic_permission+0x105/0x3c0 [ 177.919719] ? cgroup_destroy_locked+0x750/0x750 [ 177.924719] kernfs_iop_mkdir+0x153/0x1e0 [ 177.928852] vfs_mkdir+0x390/0x600 [ 177.932376] SyS_mkdirat+0x22b/0x2b0 [ 177.936076] ? SyS_mknod+0x480/0x480 [ 177.939769] ? trace_hardirqs_on+0xd/0x10 [ 177.943902] ? do_syscall_64+0xb7/0x940 [ 177.947861] ? SyS_mknod+0x480/0x480 [ 177.951555] do_syscall_64+0x281/0x940 [ 177.955427] ? vmalloc_sync_all+0x30/0x30 [ 177.959556] ? _raw_spin_unlock_irq+0x27/0x70 [ 177.964038] ? finish_task_switch+0x1c1/0x7e0 [ 177.968524] ? syscall_return_slowpath+0x550/0x550 [ 177.973435] ? syscall_return_slowpath+0x2ac/0x550 [ 177.978345] ? prepare_exit_to_usermode+0x350/0x350 [ 177.983344] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 177.988691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 177.993522] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 177.998777] RIP: 0033:0x454e79 [ 178.001945] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 178.009647] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 178.016898] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 178.024147] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 178.031408] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/30 23:41:47 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:47 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 178.038666] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002e [ 178.046191] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/03/30 23:41:47 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:47 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:47 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:47 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x0, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:48 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:48 executing program 2: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:48 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:48 executing program 1 (fault-call:3 fault-nth:47): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:48 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:48 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x0, 0x7, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:48 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r1 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:48 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) [ 179.005941] FAULT_INJECTION: forcing a failure. [ 179.005941] name failslab, interval 1, probability 0, space 0, times 0 [ 179.017276] CPU: 1 PID: 12495 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 179.024646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.034007] Call Trace: [ 179.036608] dump_stack+0x194/0x24d [ 179.040249] ? arch_local_irq_restore+0x53/0x53 [ 179.044939] should_fail+0x8c0/0xa40 [ 179.048653] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 179.053750] ? rb_first_postorder+0xa0/0xa0 [ 179.058051] ? __mutex_lock+0x16f/0x1a80 [ 179.062091] ? save_stack+0x43/0xd0 [ 179.065693] ? kasan_kmalloc+0xad/0xe0 [ 179.069557] ? trace_hardirqs_off+0x10/0x10 [ 179.073857] ? find_held_lock+0x35/0x1d0 [ 179.077915] ? __lock_is_held+0xb6/0x140 [ 179.081960] ? check_same_owner+0x320/0x320 [ 179.086258] ? lock_downgrade+0x980/0x980 [ 179.090513] ? rcu_note_context_switch+0x710/0x710 [ 179.095428] should_failslab+0xec/0x120 [ 179.099390] __kmalloc_track_caller+0x5f/0x760 [ 179.103956] ? string+0x180/0x200 [ 179.107388] ? kstrdup_const+0x39/0x50 [ 179.111256] kstrdup+0x39/0x70 [ 179.114429] kstrdup_const+0x39/0x50 [ 179.118124] __kernfs_new_node+0xa2/0x570 [ 179.122252] ? kernfs_dop_revalidate+0x380/0x380 [ 179.126992] ? snprintf+0xc0/0xf0 [ 179.130429] ? vsprintf+0x40/0x40 [ 179.133881] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.138792] ? cgroup_file_name+0x1d0/0x1d0 [ 179.143095] kernfs_new_node+0x80/0xe0 [ 179.146969] __kernfs_create_file+0x4b/0x320 [ 179.151360] cgroup_addrm_files+0x3c5/0xa70 [ 179.155670] ? cgroup_file_write+0x710/0x710 [ 179.160060] ? cgroup_idr_replace+0x3f/0x50 [ 179.164362] ? __lock_is_held+0xb6/0x140 [ 179.168493] ? __local_bh_enable_ip+0x121/0x230 [ 179.173142] ? online_css+0x224/0x2e0 [ 179.176921] css_populate_dir+0x198/0x420 [ 179.181050] cgroup_apply_control_enable+0x390/0xbc0 [ 179.186135] ? cgroup_propagate_control+0x570/0x570 [ 179.191132] ? css_populate_dir+0x289/0x420 [ 179.195432] cgroup_mkdir+0x56f/0xfc0 [ 179.199209] ? __lock_is_held+0xb6/0x140 [ 179.203248] ? cgroup_destroy_locked+0x750/0x750 [ 179.207984] ? rcu_read_lock_sched_held+0x108/0x120 [ 179.212978] ? kmem_cache_free+0x258/0x2a0 [ 179.217191] ? set_nlink+0xc1/0x160 [ 179.220798] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.225704] ? generic_permission+0x105/0x3c0 [ 179.230186] ? cgroup_destroy_locked+0x750/0x750 [ 179.234919] kernfs_iop_mkdir+0x153/0x1e0 [ 179.239047] vfs_mkdir+0x390/0x600 [ 179.242577] SyS_mkdirat+0x22b/0x2b0 [ 179.246270] ? SyS_mknod+0x480/0x480 [ 179.249961] ? trace_hardirqs_on+0xd/0x10 [ 179.254088] ? do_syscall_64+0xb7/0x940 [ 179.258046] ? SyS_mknod+0x480/0x480 [ 179.261736] do_syscall_64+0x281/0x940 [ 179.265602] ? vmalloc_sync_all+0x30/0x30 [ 179.269729] ? _raw_spin_unlock_irq+0x27/0x70 [ 179.274200] ? finish_task_switch+0x1c1/0x7e0 [ 179.278675] ? syscall_return_slowpath+0x550/0x550 [ 179.283582] ? syscall_return_slowpath+0x2ac/0x550 [ 179.288488] ? prepare_exit_to_usermode+0x350/0x350 [ 179.293488] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 179.298833] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.303655] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.308823] RIP: 0033:0x454e79 [ 179.311989] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 179.319678] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 179.327100] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 179.334346] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 179.341596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 179.348845] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 000000000000002f 2018/03/30 23:41:48 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:48 executing program 2: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 179.356304] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/30 23:41:48 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:48 executing program 2: write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:48 executing program 1 (fault-call:3 fault-nth:48): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:48 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:48 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:48 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 179.570669] FAULT_INJECTION: forcing a failure. [ 179.570669] name failslab, interval 1, probability 0, space 0, times 0 [ 179.582187] CPU: 0 PID: 12524 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 179.589572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.598933] Call Trace: [ 179.601525] dump_stack+0x194/0x24d [ 179.605166] ? arch_local_irq_restore+0x53/0x53 [ 179.609857] should_fail+0x8c0/0xa40 [ 179.613584] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 179.618689] ? rb_first_postorder+0xa0/0xa0 [ 179.622994] ? __mutex_lock+0x16f/0x1a80 [ 179.627047] ? trace_event_raw_event_lock+0x340/0x340 [ 179.632217] ? trace_hardirqs_off+0x10/0x10 [ 179.636536] ? find_held_lock+0x35/0x1d0 [ 179.640586] ? __lock_is_held+0xb6/0x140 [ 179.644641] ? check_same_owner+0x320/0x320 [ 179.648943] ? lock_downgrade+0x980/0x980 [ 179.653074] ? rcu_note_context_switch+0x710/0x710 [ 179.657993] should_failslab+0xec/0x120 [ 179.661959] __kmalloc_track_caller+0x5f/0x760 [ 179.666526] ? string+0x180/0x200 [ 179.669973] ? kstrdup_const+0x39/0x50 [ 179.673848] kstrdup+0x39/0x70 [ 179.677027] kstrdup_const+0x39/0x50 [ 179.680722] __kernfs_new_node+0xa2/0x570 [ 179.684855] ? kernfs_dop_revalidate+0x380/0x380 [ 179.689600] ? snprintf+0xc0/0xf0 [ 179.693036] ? vsprintf+0x40/0x40 [ 179.696470] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.701380] ? cgroup_file_name+0x1d0/0x1d0 [ 179.705687] kernfs_new_node+0x80/0xe0 [ 179.709559] __kernfs_create_file+0x4b/0x320 [ 179.713954] cgroup_addrm_files+0x3c5/0xa70 [ 179.718266] ? cgroup_file_write+0x710/0x710 [ 179.722662] ? cgroup_idr_replace+0x3f/0x50 [ 179.726971] ? __lock_is_held+0xb6/0x140 [ 179.731030] ? __local_bh_enable_ip+0x121/0x230 [ 179.735681] ? online_css+0x224/0x2e0 [ 179.739466] css_populate_dir+0x198/0x420 [ 179.743599] cgroup_apply_control_enable+0x390/0xbc0 [ 179.748695] ? cgroup_propagate_control+0x570/0x570 [ 179.753699] ? css_populate_dir+0x289/0x420 [ 179.758010] cgroup_mkdir+0x56f/0xfc0 [ 179.761794] ? __lock_is_held+0xb6/0x140 [ 179.765845] ? cgroup_destroy_locked+0x750/0x750 [ 179.770585] ? rcu_read_lock_sched_held+0x108/0x120 [ 179.775584] ? kmem_cache_free+0x258/0x2a0 [ 179.779801] ? set_nlink+0xc1/0x160 [ 179.783409] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.788318] ? generic_permission+0x105/0x3c0 [ 179.792798] ? cgroup_destroy_locked+0x750/0x750 [ 179.797538] kernfs_iop_mkdir+0x153/0x1e0 [ 179.801673] vfs_mkdir+0x390/0x600 [ 179.805195] SyS_mkdirat+0x22b/0x2b0 [ 179.808894] ? SyS_mknod+0x480/0x480 [ 179.812586] ? trace_hardirqs_on+0xd/0x10 [ 179.816714] ? do_syscall_64+0xb7/0x940 [ 179.820668] ? SyS_mknod+0x480/0x480 [ 179.824361] do_syscall_64+0x281/0x940 [ 179.828227] ? vmalloc_sync_all+0x30/0x30 [ 179.832355] ? _raw_spin_unlock_irq+0x27/0x70 [ 179.836831] ? finish_task_switch+0x1c1/0x7e0 [ 179.841310] ? syscall_return_slowpath+0x550/0x550 [ 179.846221] ? syscall_return_slowpath+0x2ac/0x550 [ 179.851130] ? prepare_exit_to_usermode+0x350/0x350 [ 179.856131] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 179.861488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.866340] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.871511] RIP: 0033:0x454e79 [ 179.874680] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 179.882368] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 179.889620] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 179.896869] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 179.904128] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 179.911394] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000030 2018/03/30 23:41:49 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x0, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:49 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) [ 179.918852] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/30 23:41:49 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:49 executing program 1 (fault-call:3 fault-nth:49): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:49 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x0, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:49 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:49 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:49 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(0x0, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:49 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x0, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:49 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 180.119391] FAULT_INJECTION: forcing a failure. [ 180.119391] name failslab, interval 1, probability 0, space 0, times 0 [ 180.130759] CPU: 0 PID: 12555 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 180.138128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.147489] Call Trace: [ 180.150088] dump_stack+0x194/0x24d [ 180.153728] ? arch_local_irq_restore+0x53/0x53 [ 180.158418] should_fail+0x8c0/0xa40 [ 180.162150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 180.167271] ? rb_first_postorder+0xa0/0xa0 [ 180.171611] ? __mutex_lock+0x16f/0x1a80 [ 180.175690] ? trace_event_raw_event_lock+0x340/0x340 [ 180.180891] ? trace_hardirqs_off+0x10/0x10 [ 180.185223] ? find_held_lock+0x35/0x1d0 [ 180.189403] ? __lock_is_held+0xb6/0x140 [ 180.193485] ? check_same_owner+0x320/0x320 [ 180.197818] ? lock_downgrade+0x980/0x980 [ 180.201986] ? rcu_note_context_switch+0x710/0x710 [ 180.206941] should_failslab+0xec/0x120 [ 180.210904] __kmalloc_track_caller+0x5f/0x760 [ 180.215471] ? string+0x180/0x200 [ 180.218904] ? kstrdup_const+0x39/0x50 [ 180.222779] kstrdup+0x39/0x70 [ 180.225955] kstrdup_const+0x39/0x50 [ 180.229651] __kernfs_new_node+0xa2/0x570 [ 180.233780] ? kernfs_dop_revalidate+0x380/0x380 [ 180.238525] ? snprintf+0xc0/0xf0 [ 180.241961] ? vsprintf+0x40/0x40 [ 180.245398] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.250309] ? cgroup_file_name+0x1d0/0x1d0 [ 180.254616] kernfs_new_node+0x80/0xe0 [ 180.258487] __kernfs_create_file+0x4b/0x320 [ 180.262880] cgroup_addrm_files+0x3c5/0xa70 [ 180.267190] ? cgroup_file_write+0x710/0x710 [ 180.271588] ? cgroup_idr_replace+0x3f/0x50 [ 180.275896] ? __lock_is_held+0xb6/0x140 [ 180.279945] ? __local_bh_enable_ip+0x121/0x230 [ 180.284595] ? online_css+0x224/0x2e0 [ 180.288378] css_populate_dir+0x198/0x420 [ 180.292510] cgroup_apply_control_enable+0x390/0xbc0 [ 180.297602] ? cgroup_propagate_control+0x570/0x570 [ 180.302604] ? css_populate_dir+0x289/0x420 [ 180.306911] cgroup_mkdir+0x56f/0xfc0 [ 180.310690] ? __lock_is_held+0xb6/0x140 [ 180.314737] ? cgroup_destroy_locked+0x750/0x750 [ 180.319473] ? rcu_read_lock_sched_held+0x108/0x120 [ 180.324471] ? kmem_cache_free+0x258/0x2a0 [ 180.328688] ? set_nlink+0xc1/0x160 [ 180.332295] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.337202] ? generic_permission+0x105/0x3c0 [ 180.341682] ? cgroup_destroy_locked+0x750/0x750 [ 180.346419] kernfs_iop_mkdir+0x153/0x1e0 [ 180.350549] vfs_mkdir+0x390/0x600 [ 180.354074] SyS_mkdirat+0x22b/0x2b0 [ 180.357779] ? SyS_mknod+0x480/0x480 [ 180.361471] ? trace_hardirqs_on+0xd/0x10 [ 180.365604] ? do_syscall_64+0xb7/0x940 [ 180.369558] ? SyS_mknod+0x480/0x480 [ 180.373253] do_syscall_64+0x281/0x940 [ 180.377123] ? vmalloc_sync_all+0x30/0x30 [ 180.381249] ? _raw_spin_unlock_irq+0x27/0x70 [ 180.385725] ? finish_task_switch+0x1c1/0x7e0 [ 180.390199] ? syscall_return_slowpath+0x550/0x550 [ 180.395109] ? syscall_return_slowpath+0x2ac/0x550 [ 180.400024] ? prepare_exit_to_usermode+0x350/0x350 [ 180.405029] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 180.410377] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.415204] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 180.420375] RIP: 0033:0x454e79 [ 180.423545] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 180.431234] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 180.438483] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 180.445733] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 180.452983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 180.460231] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000031 2018/03/30 23:41:49 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:49 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x0, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) [ 180.467684] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/30 23:41:49 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="00000d74f70f9b457f3e63c6b800000000000000000000000008080000000108000000000000000000000005db037489b9fdfcf873812fd81147ea9c6b30d612f41995393898eaacc916b7d01836080ad9503173b6da287cba4fdfcaed14c6c832eb76d7df27343a90c65a827f8830d378f47309557ff959fa2c8f1a28c1fbe3259f89750fbe6ee4058c70b5d9052e810e51e67af5042529414ce6f461c8737361a8d6d9fcbf208c3b91ee7b37df2871f796655106d5cf42a5114872ada3f2ea550dd5ef7a4f182b26079e9119948c439f63071d54e7ada93f32aaf4cd5664a22792f51fc6b448c5d6c16d6f0e0621be0071f803ac8d9faad74d028eaedb744e9604b8c729dd2dd7466a00000000000000"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:49 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:49 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x0, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:50 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:50 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:50 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00'}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:50 executing program 1 (fault-call:3 fault-nth:50): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:50 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:50 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(0x0, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:50 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x0, 0x10001, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) [ 181.093468] FAULT_INJECTION: forcing a failure. [ 181.093468] name failslab, interval 1, probability 0, space 0, times 0 [ 181.104823] CPU: 0 PID: 12592 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 181.112197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.121585] Call Trace: [ 181.124188] dump_stack+0x194/0x24d [ 181.127845] ? arch_local_irq_restore+0x53/0x53 [ 181.132539] should_fail+0x8c0/0xa40 [ 181.136256] ? kstrdup+0x39/0x70 [ 181.139612] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 181.144696] ? cgroup_apply_control_enable+0x390/0xbc0 [ 181.149957] ? kernfs_iop_mkdir+0x153/0x1e0 [ 181.154257] ? vfs_mkdir+0x390/0x600 [ 181.157953] ? SyS_mkdirat+0x22b/0x2b0 [ 181.161822] ? do_syscall_64+0x281/0x940 [ 181.165864] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 181.171209] ? find_held_lock+0x35/0x1d0 [ 181.175258] ? find_held_lock+0x35/0x1d0 [ 181.179391] ? __lock_is_held+0xb6/0x140 [ 181.183439] ? check_same_owner+0x320/0x320 [ 181.187742] ? rcu_note_context_switch+0x710/0x710 [ 181.192651] ? rcu_read_lock_sched_held+0x108/0x120 [ 181.197651] should_failslab+0xec/0x120 [ 181.201606] kmem_cache_alloc+0x47/0x760 [ 181.205663] ? memcpy+0x45/0x50 [ 181.208925] ? kstrdup+0x59/0x70 [ 181.212276] __kernfs_new_node+0xe2/0x570 [ 181.216420] ? kernfs_dop_revalidate+0x380/0x380 [ 181.221176] ? snprintf+0xc0/0xf0 [ 181.224608] ? vsprintf+0x40/0x40 [ 181.228042] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 181.232950] ? cgroup_file_name+0x1d0/0x1d0 [ 181.237252] kernfs_new_node+0x80/0xe0 [ 181.241121] __kernfs_create_file+0x4b/0x320 [ 181.245513] cgroup_addrm_files+0x3c5/0xa70 [ 181.249821] ? cgroup_file_write+0x710/0x710 [ 181.254212] ? cgroup_idr_replace+0x3f/0x50 [ 181.258529] ? __lock_is_held+0xb6/0x140 [ 181.262573] ? __local_bh_enable_ip+0x121/0x230 [ 181.267223] ? online_css+0x224/0x2e0 [ 181.271006] css_populate_dir+0x198/0x420 [ 181.275142] cgroup_apply_control_enable+0x390/0xbc0 [ 181.280404] ? cgroup_propagate_control+0x570/0x570 [ 181.285403] ? css_populate_dir+0x289/0x420 [ 181.289705] cgroup_mkdir+0x56f/0xfc0 [ 181.293484] ? __lock_is_held+0xb6/0x140 [ 181.297527] ? cgroup_destroy_locked+0x750/0x750 [ 181.302262] ? rcu_read_lock_sched_held+0x108/0x120 [ 181.307262] ? kmem_cache_free+0x258/0x2a0 [ 181.311475] ? set_nlink+0xc1/0x160 [ 181.315081] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 181.319986] ? generic_permission+0x105/0x3c0 [ 181.324462] ? cgroup_destroy_locked+0x750/0x750 [ 181.329198] kernfs_iop_mkdir+0x153/0x1e0 [ 181.333333] vfs_mkdir+0x390/0x600 [ 181.336858] SyS_mkdirat+0x22b/0x2b0 [ 181.340556] ? SyS_mknod+0x480/0x480 [ 181.344258] ? trace_hardirqs_on+0xd/0x10 [ 181.348398] ? do_syscall_64+0xb7/0x940 [ 181.352352] ? SyS_mknod+0x480/0x480 [ 181.356048] do_syscall_64+0x281/0x940 [ 181.359913] ? vmalloc_sync_all+0x30/0x30 [ 181.364040] ? _raw_spin_unlock_irq+0x27/0x70 [ 181.368540] ? finish_task_switch+0x1c1/0x7e0 [ 181.373021] ? syscall_return_slowpath+0x550/0x550 [ 181.377934] ? syscall_return_slowpath+0x2ac/0x550 [ 181.382844] ? prepare_exit_to_usermode+0x350/0x350 [ 181.387840] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 181.393183] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.398010] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 181.403182] RIP: 0033:0x454e79 [ 181.406350] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 181.414040] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 181.421289] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 181.428538] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 181.435788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/03/30 23:41:50 executing program 7: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r1 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r1, r0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(0xffffffffffffffff, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) [ 181.443055] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000032 [ 181.451866] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/30 23:41:50 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00'}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:50 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:50 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:50 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00'}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:50 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x0, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:50 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:50 executing program 7: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r1 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r1, r0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(0xffffffffffffffff, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:50 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:50 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x0, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:51 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(0x0, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:51 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x0, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:51 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x0, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:51 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x0, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:51 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x0, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:51 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:51 executing program 1 (fault-call:3 fault-nth:51): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:51 executing program 7: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r1 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r1, r0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r4 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$UFFDIO_WAKE(r4, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r5, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(0xffffffffffffffff, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) [ 182.409838] FAULT_INJECTION: forcing a failure. [ 182.409838] name failslab, interval 1, probability 0, space 0, times 0 [ 182.421213] CPU: 1 PID: 12654 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 182.428592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.437953] Call Trace: [ 182.440553] dump_stack+0x194/0x24d [ 182.444232] ? arch_local_irq_restore+0x53/0x53 [ 182.448929] should_fail+0x8c0/0xa40 [ 182.452655] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 182.457774] ? rb_first_postorder+0xa0/0xa0 [ 182.462108] ? __mutex_lock+0x16f/0x1a80 [ 182.466186] ? trace_hardirqs_off+0x10/0x10 [ 182.470527] ? find_held_lock+0x35/0x1d0 [ 182.474601] ? __lock_is_held+0xb6/0x140 [ 182.478778] ? check_same_owner+0x320/0x320 [ 182.483089] ? lock_downgrade+0x980/0x980 [ 182.487221] ? rcu_note_context_switch+0x710/0x710 [ 182.492142] should_failslab+0xec/0x120 [ 182.496097] __kmalloc_track_caller+0x5f/0x760 [ 182.500691] ? string+0x180/0x200 [ 182.504128] ? kstrdup_const+0x39/0x50 [ 182.508002] kstrdup+0x39/0x70 [ 182.511183] kstrdup_const+0x39/0x50 [ 182.514889] __kernfs_new_node+0xa2/0x570 [ 182.519023] ? kernfs_dop_revalidate+0x380/0x380 [ 182.523768] ? snprintf+0xc0/0xf0 [ 182.527203] ? vsprintf+0x40/0x40 [ 182.530646] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 182.535558] ? cgroup_file_name+0x1d0/0x1d0 [ 182.539879] kernfs_new_node+0x80/0xe0 [ 182.543754] __kernfs_create_file+0x4b/0x320 [ 182.548145] cgroup_addrm_files+0x3c5/0xa70 [ 182.552455] ? cgroup_file_write+0x710/0x710 [ 182.556856] ? cgroup_idr_replace+0x3f/0x50 [ 182.561163] ? __lock_is_held+0xb6/0x140 [ 182.565223] ? __local_bh_enable_ip+0x121/0x230 [ 182.569885] ? online_css+0x224/0x2e0 [ 182.573670] css_populate_dir+0x198/0x420 [ 182.577802] cgroup_apply_control_enable+0x390/0xbc0 [ 182.582893] ? cgroup_propagate_control+0x570/0x570 [ 182.587901] ? css_populate_dir+0x289/0x420 [ 182.592208] cgroup_mkdir+0x56f/0xfc0 [ 182.595991] ? __lock_is_held+0xb6/0x140 [ 182.600041] ? cgroup_destroy_locked+0x750/0x750 [ 182.604778] ? rcu_read_lock_sched_held+0x108/0x120 [ 182.609819] ? kmem_cache_free+0x258/0x2a0 [ 182.614038] ? set_nlink+0xc1/0x160 [ 182.617646] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 182.622553] ? generic_permission+0x105/0x3c0 [ 182.627033] ? cgroup_destroy_locked+0x750/0x750 [ 182.631776] kernfs_iop_mkdir+0x153/0x1e0 [ 182.635906] vfs_mkdir+0x390/0x600 [ 182.639440] SyS_mkdirat+0x22b/0x2b0 [ 182.643135] ? SyS_mknod+0x480/0x480 [ 182.646827] ? trace_hardirqs_on+0xd/0x10 [ 182.650957] ? do_syscall_64+0xb7/0x940 [ 182.654924] ? SyS_mknod+0x480/0x480 [ 182.658619] do_syscall_64+0x281/0x940 [ 182.662487] ? vmalloc_sync_all+0x30/0x30 [ 182.666624] ? _raw_spin_unlock_irq+0x27/0x70 [ 182.671111] ? finish_task_switch+0x1c1/0x7e0 [ 182.675586] ? syscall_return_slowpath+0x550/0x550 [ 182.680494] ? syscall_return_slowpath+0x2ac/0x550 [ 182.685414] ? prepare_exit_to_usermode+0x350/0x350 [ 182.690416] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 182.695764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.700592] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 182.705761] RIP: 0033:0x454e79 [ 182.708929] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 182.716632] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 182.723886] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 182.731134] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 182.738572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 182.745833] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000033 [ 182.753309] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/03/30 23:41:51 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x0, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:51 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x0, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:51 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x0, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:51 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:51 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x0, 0x9061, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:52 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:52 executing program 1 (fault-call:3 fault-nth:52): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:52 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x0, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 182.970289] FAULT_INJECTION: forcing a failure. [ 182.970289] name failslab, interval 1, probability 0, space 0, times 0 [ 182.981611] CPU: 1 PID: 12685 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 182.988980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.998337] Call Trace: [ 183.000921] dump_stack+0x194/0x24d [ 183.004545] ? arch_local_irq_restore+0x53/0x53 [ 183.009218] should_fail+0x8c0/0xa40 [ 183.012922] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 183.018028] ? rb_first_postorder+0xa0/0xa0 [ 183.022335] ? __mutex_lock+0x16f/0x1a80 [ 183.026381] ? trace_event_raw_event_lock+0x340/0x340 [ 183.031552] ? trace_hardirqs_off+0x10/0x10 [ 183.035863] ? find_held_lock+0x35/0x1d0 [ 183.039913] ? __lock_is_held+0xb6/0x140 [ 183.043970] ? check_same_owner+0x320/0x320 [ 183.048273] ? lock_downgrade+0x980/0x980 [ 183.052404] ? rcu_note_context_switch+0x710/0x710 [ 183.057324] should_failslab+0xec/0x120 [ 183.061281] __kmalloc_track_caller+0x5f/0x760 [ 183.065852] ? string+0x180/0x200 [ 183.069290] ? kstrdup_const+0x39/0x50 [ 183.073166] kstrdup+0x39/0x70 [ 183.076346] kstrdup_const+0x39/0x50 [ 183.080046] __kernfs_new_node+0xa2/0x570 [ 183.084178] ? kernfs_dop_revalidate+0x380/0x380 [ 183.088924] ? snprintf+0xc0/0xf0 [ 183.092359] ? vsprintf+0x40/0x40 [ 183.095810] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.100728] ? cgroup_file_name+0x1d0/0x1d0 [ 183.105039] kernfs_new_node+0x80/0xe0 [ 183.108912] __kernfs_create_file+0x4b/0x320 [ 183.113306] cgroup_addrm_files+0x3c5/0xa70 [ 183.117621] ? cgroup_file_write+0x710/0x710 [ 183.122026] ? cgroup_idr_replace+0x3f/0x50 [ 183.126334] ? __lock_is_held+0xb6/0x140 [ 183.130381] ? __local_bh_enable_ip+0x121/0x230 [ 183.135035] ? online_css+0x224/0x2e0 [ 183.138820] css_populate_dir+0x198/0x420 [ 183.142955] cgroup_apply_control_enable+0x390/0xbc0 [ 183.148053] ? cgroup_propagate_control+0x570/0x570 [ 183.153059] ? css_populate_dir+0x289/0x420 [ 183.157366] cgroup_mkdir+0x56f/0xfc0 [ 183.161158] ? __lock_is_held+0xb6/0x140 [ 183.165223] ? cgroup_destroy_locked+0x750/0x750 [ 183.169961] ? rcu_read_lock_sched_held+0x108/0x120 [ 183.174958] ? kmem_cache_free+0x258/0x2a0 [ 183.179177] ? set_nlink+0xc1/0x160 [ 183.182786] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.187696] ? generic_permission+0x105/0x3c0 [ 183.192175] ? cgroup_destroy_locked+0x750/0x750 [ 183.196913] kernfs_iop_mkdir+0x153/0x1e0 [ 183.201047] vfs_mkdir+0x390/0x600 [ 183.204582] SyS_mkdirat+0x22b/0x2b0 [ 183.208280] ? SyS_mknod+0x480/0x480 [ 183.211986] ? trace_hardirqs_on+0xd/0x10 [ 183.216119] ? do_syscall_64+0xb7/0x940 [ 183.220093] ? SyS_mknod+0x480/0x480 [ 183.223788] do_syscall_64+0x281/0x940 [ 183.227669] ? vmalloc_sync_all+0x30/0x30 [ 183.231798] ? _raw_spin_unlock_irq+0x27/0x70 [ 183.236276] ? finish_task_switch+0x1c1/0x7e0 [ 183.240751] ? syscall_return_slowpath+0x550/0x550 [ 183.245662] ? syscall_return_slowpath+0x2ac/0x550 [ 183.250576] ? prepare_exit_to_usermode+0x350/0x350 [ 183.255574] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 183.260928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.265759] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 183.271111] RIP: 0033:0x454e79 [ 183.274281] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 183.281972] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 183.289222] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 183.296488] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 183.303738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 183.310987] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000034 [ 183.318456] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/03/30 23:41:52 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x0, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x4c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:52 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x0, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="c36cee840473fe00399b5a2f073998d1448c7d0e4a9e4e65b0a5e350360c5418f30b8c3e07b171af2c644e5bce81d23066869dc4c53b11ee44ceec3ccea681bb827c54e6096fdc1196d3388733a0ce851c7a7b399fa4154fc20e87d211a55899946ac78581a62c049f1c43cc5c6b72b2a4a63daaca418f5a5000658bdef9a1116c6b73b15e8dd56cf39ad6893d0f6c55b900fbf98d21f45eb4b82033e3094a6023cc50373ac87a867b420daa2c378431251921e5703a510c262edc4e47882a98d029441bd31e6719993db9e6da510aee125b0d4c103b08e720a61d3900814b65dd50509b6dc4032ce9325b52e0fb777cb4775266e56390e293ac8e8ed4c06f3ef436f5bd8f35a7b9c1566c1e5266b943a0e9ea284f48e14d1c93409442fd9d2459fe56aaa94c9bbe294a98e46735e60cb43e420ab2a66f45eeaff8deeaceb8cf4c5af086f6a612490e8b75d72ca75040907dbefb2d7c8c341e38f8fe3385a61560973e56cd93d76ba6eeb1422b846863b5c151a16690e8495277a97e7758a4580620998b2e8e31c16a024c7f6a9a07b1d3db0193d84c666778d16681d44016a2bb439b689447d4c9c601777615ef3a87cf2272c83b9b7763ef9c3c92877bcb2c24e1f84440f55a79afe8e6787b6ca993937fc870df3f0b85cdbb1a1264bd1422f941351b79dd7c66eb76207bf91ea10ab0f80ed1df66b2c1cd03ccd4ad3fc58d29f38c8a2450c0ddf5c169354b96aeaf2048f8d08539757fcd61a9688ad75880365793e7d7dddfd49ca811a0a6ff229e65f2cbbabe075f695d7d902510e7d9faafd0eaae5c2f4990592b65572ed320bce3b27167ba968ac84d2588ea108c3c14ac7f02c36e2b7cc5cf78680038cc57eaa1dea689f41bf988108a3fe84e7f9d5c6e41005952d84014aea0d377ff49890bdfa4e45fc6407c7690563e1a26ec56892d27c20a03b45efd3ab1599a22a2c6321d367c3b0caa9696d74dd3881c6d88cef297a7f36f68a01680336898fefa2d70d2628cc285d050ab791574c4711d7d16fe063127feb5abfe20a3445821d013cd23f53ac33c6e3c311e0ba90484447fc5d60130489959ec2d03daadf80b3271eba64ad8fcc4755de70cd110b1be762f7ed86463cbefed530ebc864784b994c66bdc43a4a322dfc5007bb9e21121f16500efb68d387fc134489bb9d0712187648e720136cf12ed12dd3de7b939179e1114f3d870009d61504b1eb943db51cad0ddfd96a7520b507998590f0dabfed5f0b0e8f88850d58fda22d2a86ea71d358c529bb14cb2ffc21d2ec4a67ebd45b718d566d02adb05d8898b01052d6bc1762ce607ec23ef878fe87c3533b08c1fc8b726c95b8c49cee4153c85898ffe0d84d13e9043390e8457b2f28d29b2dff1a35234906ceebb51b792baadc694de5f79ce51f200990974641c24d0862518993873ce10bf5ecf0a103702329681bef4bfcc4fe848c96ce410bcdcc9406d3574d65e96cc9f8e19f21fef0ccff2498c1e670ac2fda1d5430bfa7320c9d798ac42cdb7c0ac115e1e819f45b0769c34dc30c3fc15f8fe876c9e3182014c678d7db1e7158d81fe8c5b20d2ca079fa71c05d0c64d325ceba9f63a12e01dadc821cdb2aa4a0635917d7e30eb2515416aafb3aa207456a2b4b3475734f938a063ce7f8ef6303b228560a8e1495276592afeac906574fb88d737e47290a1d7b08af03ef8fe8ad8660aaf921b0454b7f59e34e85976b359046fe48165c76d25c6c471de7dabe1407f909c8ce6c46c609361a0b1297bae31d875ccb5fbce2d2210ece0bacbb603fc79b40b9cbdd36157d5292147bb5f6a90058dfa6b79a0a60e50061f9d2c7c8ebfe78f3c38d584273c1032d86b2fa14631f8596214e942ca692143b7bba99c7e09c82ec8d3f8b6f993c40e2fba7d559bdab5e7d59a8cbdd164bb20a0b920b088d316294620c68b5f86dbfa6098af23d2bbd85afb51d17eb9d6d9af58da7cff442597c0b798e48d219da3f54ddb6279152649d934a05ef5eba1ce237cd1a50f20640c30ed32088c7d95f170d5f007f384a33d59557295f4268f5e1363164aa27a68d4f9d8d546c3dcbf90f4654208c8db886f0d5cbae2949caec6034932be4a279c518dc0ba1140ea3fce356b8e140afd7cf2cb429c4e04f33007111ee669425014010251d18e855a2f283e57a230f79c0be89ca4922ba550978b85b64110728634ec92d6c9508edd2c98e0042d22fdba1e02219ec18f8777b466c212ca0e82d5d79de614b3cb7bfc782fb622173478ed700a61373d3815dac91ae927c8f3f024ac9a14b6dfaac3c004fb3dde9478ed00701ce0962a31836829c6492fd46f0eb99e5b6773ee70c18b89c9223b774287c142c66c03c29357aeeb753ca18fa91939c138a7f7b640a4a5623d03ffac94a2251962939c8c638b8dc9fc7fee86d71c8106a2c9b5754560fbc5367a1934dd97d4d6547def13e826e08988b2c118ec52ce1019ed8c8ca607aade1876b7f45232a0ca5005d417ef0a788ba39db5fa8544451f01527424e5a07b4c5a06beaf4cde3dd9ec39e7c4622f5c0ab9197d4fa0bbd00215982fbf96805c4536bf6e0fb8c3cb8aa4d0133c90bdb4a4f009be82d8043d3aaf9fad8585fbe80a1607743c45bdb4ae4d699c0f82f99e0d640f70edcd3874672515fef511996cb0f33b31e3285e812939947f2f7f51d2100a1adb0a1106ace70059196baf58bf785b9fb45f76b63fb2f7bd7c5c303a2aadcd81dde513c19189718f40fc798cea72faa4f71fe444f4efa80d41847311086182debc205d1c763c43a9b46317c31269c35d179eaaa9d85a609e1a86f4ff37d5758f55953421bd6b960b16d4a009c4847fd58d2391017917ea4e8deb8291a8780195475d047397acfa3d37dca36d9f6afc788dbcee0ae7827957c50a190b2fd960be1d0951c64711d2c50f2d873eefedfe1f5b85187c43401072531153332e234980f12c59df5f1d18648b257c7bfd83d95c97d28cd5802f06f23bfb8a782cf01c34eedd7e96d1b5b19f3b2a95dc28c64cbbb2a1e56a435d03c9a82a9a6131f736a97c4255ae926dbc105dcfbe5c7d6af00f48fe08cc25af089f1aa8f2260d263b6e69c3e14c8ddd990c7147d82db25963f098125d01329beba9cd79115456055b226dea0f08f18e035eecec473416049f6073350d5d8d921cd9d4e6e680ecd9b2f33286ac634833c1d38c8a477f8901f7b106971cf56483d89acea92b4ff539c12165363dcac3b1bfe104ce8f28f4e67c0142dbff298cfa4097ca9b6831369ce9eaff65d86f108a4b2ecd0b6a15d1665379f3faa1269d9b8fc2d8f75468c8779fc03747d8e68d5c2d9dfff919fd1147990074445ff9a9b022ed7c7a2ff406a0218f571c17d1f582827a16219b05c587f6dbe43abcbb6fbeef98639d59f2e7e2e0c90b525cb66c58f633883faaf7a767b7a4b834052139373ed04cee8c73006e74af9120024606d44eb524a0a4db31232dafaaae8095fadb47351cf340763a1669d4de664ad26857b1e99ede137e0449408d05954990322a23828e6c3d1a44211e7b6b853bb9458dec3544833ea6f847786752a83dec1640f13d30bcc5722c5682d5961a59ad7fd5131997473616c1f0ddb940497b32ba6bbf016577df988976c438219ff87666d0a4f4fae25e7a9afafa0189a90eb1c9702866b5c10aa2ea47f5a90e271c5e9234a7a597790118ec474d2ce4c94951fe77aabb88818bc27613dce05d79b7f7a6a3ee5ac920e7ce5f0319af4b4526ff546ed947852f2ccbde264614e5350103cd4283ffc6eadc48dfe5013b4e23cf9ff67dcb4944dc72d91bf0e8a8d11114653f519bc9f5c86989f7daca0b811ef583750dc68ab1ae19d1cb4e581b8d2844524bab7a825fb1d0693d86d21c76c4d08d2f6c215913393f44763bf2bdcf5a43dbfeef3b81514dc8bb8535306679745161684d2c07de37aa4ccc34b5e22a34f5cbc9b04c628508e978cc90471ae8f31b8b496b7ee092a99b8c1b1d124ba450526cc1bdcaabedadacf69c29d7386d2ffc850983a978dae0624a534cee2d88350d57e48b44b4f1fd4193a3e1f8fc412b1d80e26acf754fc2c8f751ae69b36322940c03be59ae8917aa7fa8f2151fbc5da344f1e63ab8f532511e6b49ee191424b43789a09da653f045fe31329f390f865c9f9f5d055bf61a53a4c07ea63882260a5cfc241aca435dda8421b4f05ded300bbd15613e184325bd702a1869222899f0eb05f887ddab4cb4df58c2293c5649e4b4113b44de20b9a3b74b1d50de6fd27a3ce6269faa98be30e7ac2ddfaaf2d47c7d133cbf876fdec0c929fae4c2877cba5835b70351a78312db6ff9e35f91abcaefa610e56856c67e248f3665258032c584e2fa551cbea527a0d55baa17e0ede08597e53f59172bc8f117bba442bda9e94112f5b8eefb19865b92cbb441d6c5222498d6c97570b66f6dea25b78e169ad99d56f58466bd85d889e72f67a9fdde544e78c2bfbe2669af33f56d2b37beb4d3091495da349a54aceb19654a77c323d57ea8b10652685d922f4527dbae612be5eed346029cd4f8333fec0eab8a01cb7809d4a7dfa24cce205098fe954dd6a427b16103bc08382bf41c7443c7b5674f984459df400d0dd81892059fd60e72584db2f7943a0bc9fc01829d4c589e023e7271bab16fe4860b984cd794d6b0bc0639bbcfae05b550d967b7a4f40566e07dff2f65fc42b4ffc154dd29c8157188d6fe169b2193451a262fbcab6252dbea51c0f5f104536956feea9edbc719797224c8df74d26691a6e0e64e2647211eb70f0a528f3ffc9725a665538f48aede75cb90ebd4e4384f7d5a2f3bfe31409f8132252208d4d6160f5911f3a6f97b0bf94f4a160b436ead6cd35f4b5dcca59966bb3adc8cbe0db515fc9fff380892d3acd07aba0aed65f74fa9f135103d231cda7eacc759a2bc515e9cef85ee55c10eac95d87bc72d5568b9f64ec843ad1d52ab79e919979bbbb13b894a5f66625cdcd91c8621e5f78693fd52d74ac5a4d8e695cef7ec0ffcf031261ca1c1014385dbc50c9b6f95d47cb2426090b900c8f1c3e1c7c34f1d0ec749da0e4a92d00d162effd1680527eddaee01b3a0ada053046bba6c8a0f51dfffb3febede7bd9fb40c1ae648da71b91aeec2787e596ccbb720b4eefa2db1b345ad57066aa0f480b0aa99a716740099390a41a3781d54d73a83f8a3fba37fcba4d8f15fc7ebe716357c1d247b7081d5ef194bc37f9e74f50115bf8dad5e1fb4b9c86d935c47606010f63424ffd4dd245ac09ce9c5731cbec496898cef51290d362d6aebf17db5bc8cb3ab6b31c02bddd0979d73726d6b555ffbeed01e4503e87ec7cd1692a43366ee4dc067e82feae72d05506e77563c5b0d91fffaf9b2ed2eb49eef08f811c71a0533a127abdcb321299c429595c8dd0adcd87a63e156f167576c98162b128b79616c76808792452d916ff74ce2bbed598c37d7d9716c2e567fae8c61946a64c776176c3081e82a38cebc8af00407bc7329a42ff21d647598a7534f7bfd3bd2aa36b2f1188aa718a20eaabafd71e4e044e72ea269aa1cd3d4c4790666f15ab9d62e43016885555588f0068b645b82921c43f4112933ca80c70c74793a6d5d5af69ca8480c1b94ab461dd4267c083ebbe281fc7724da18d8ccfdcd1af34efe77a79cbbe3329bac9f7c922df30defa160d9b674d6cdbd624d693f418d3e82bccd03061f80e3717ef93ac34584f31b58710db074b97405b0ebcbc27e652a5e7ae6c588386f0796aa51b38", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:52 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(0xffffffffffffffff, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000340)='io\x00', &(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:52 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:52 executing program 1 (fault-call:3 fault-nth:53): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:52 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:52 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x0, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:52 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 183.482496] FAULT_INJECTION: forcing a failure. [ 183.482496] name failslab, interval 1, probability 0, space 0, times 0 [ 183.493857] CPU: 0 PID: 12703 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 183.501238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.510614] Call Trace: [ 183.513218] dump_stack+0x194/0x24d [ 183.516866] ? arch_local_irq_restore+0x53/0x53 [ 183.521564] should_fail+0x8c0/0xa40 [ 183.525300] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 183.530415] ? __might_sleep+0x95/0x190 [ 183.534411] ? rb_first_postorder+0xa0/0xa0 [ 183.538740] ? trace_hardirqs_off+0x10/0x10 [ 183.543073] ? find_held_lock+0x35/0x1d0 [ 183.547145] ? __lock_is_held+0xb6/0x140 [ 183.551231] ? check_same_owner+0x320/0x320 [ 183.555562] ? lock_downgrade+0x980/0x980 [ 183.559755] ? rcu_note_context_switch+0x710/0x710 [ 183.564884] should_failslab+0xec/0x120 [ 183.568866] __kmalloc+0x63/0x760 [ 183.572309] ? idr_alloc_cyclic+0x1d6/0x320 [ 183.576614] ? mem_cgroup_css_alloc+0x177/0x19c0 [ 183.581395] mem_cgroup_css_alloc+0x177/0x19c0 [ 183.586059] ? setup_cpu_cache+0x1c0/0x1c0 [ 183.590306] ? __kernfs_new_node+0x3f5/0x570 [ 183.594702] ? kernfs_dop_revalidate+0x380/0x380 [ 183.599441] ? mark_held_locks+0xaf/0x100 [ 183.603576] ? trace_hardirqs_off+0x10/0x10 [ 183.607882] ? kernfs_link_sibling+0x27d/0x380 [ 183.612451] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.617362] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 183.621837] ? cgroup_file_name+0x1d0/0x1d0 [ 183.626137] ? mutex_unlock+0xd/0x10 [ 183.629836] ? __lock_is_held+0xb6/0x140 [ 183.633888] ? cgroup_addrm_files+0x67f/0xa70 [ 183.638372] ? trace_hardirqs_off+0x10/0x10 [ 183.642695] ? cgroup_file_write+0x710/0x710 [ 183.647093] ? cgroup_idr_replace+0x3f/0x50 [ 183.651396] ? trace_hardirqs_off+0x10/0x10 [ 183.655702] ? __lock_is_held+0xb6/0x140 [ 183.659750] ? __local_bh_enable_ip+0x121/0x230 [ 183.664401] ? __lock_is_held+0xb6/0x140 [ 183.668466] cgroup_apply_control_enable+0x44d/0xbc0 [ 183.673559] ? cgroup_propagate_control+0x570/0x570 [ 183.678565] ? css_populate_dir+0x289/0x420 [ 183.682883] cgroup_mkdir+0x56f/0xfc0 [ 183.686681] ? __lock_is_held+0xb6/0x140 [ 183.690736] ? cgroup_destroy_locked+0x750/0x750 [ 183.695496] ? rcu_read_lock_sched_held+0x108/0x120 [ 183.700512] ? kmem_cache_free+0x258/0x2a0 [ 183.704731] ? set_nlink+0xc1/0x160 [ 183.708338] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.713262] ? generic_permission+0x105/0x3c0 [ 183.718450] ? cgroup_destroy_locked+0x750/0x750 [ 183.723189] kernfs_iop_mkdir+0x153/0x1e0 [ 183.727587] vfs_mkdir+0x390/0x600 [ 183.731111] SyS_mkdirat+0x22b/0x2b0 [ 183.734820] ? SyS_mknod+0x480/0x480 [ 183.738513] ? trace_hardirqs_on+0xd/0x10 [ 183.742642] ? do_syscall_64+0xb7/0x940 [ 183.746600] ? SyS_mknod+0x480/0x480 [ 183.750296] do_syscall_64+0x281/0x940 [ 183.754165] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 183.759688] ? syscall_return_slowpath+0x550/0x550 [ 183.764602] ? syscall_return_slowpath+0x2ac/0x550 [ 183.769516] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 183.774867] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/03/30 23:41:52 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:52 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) [ 183.779720] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 183.784890] RIP: 0033:0x454e79 [ 183.788059] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 183.795752] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 183.803004] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 183.810260] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 183.817510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 183.824760] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000035 2018/03/30 23:41:53 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:53 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(0xffffffffffffffff, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:53 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x0, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:53 executing program 0: ioctl$int_in(0xffffffffffffffff, 0x40000000af01, &(0x7f0000c97ff8)) close(0xffffffffffffffff) ioctl$sock_inet6_udp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000003c0)) r0 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_MEM_TABLE(0xffffffffffffffff, 0x4008af03, &(0x7f0000000400)=ANY=[@ANYRES16=r0, @ANYBLOB="1e04cf89913908266d2757b884de050000000000000086b33a73a01877b1fca7f4c136d951f6ab1da7c570f6303174e496a373dfab0ee194f44d31ec50d2f1040f11a91b56a26af22e0c34fa39518ce7cfb33b0b2bd8a7e6345a6fd436684beda33239244bf8f1a8c885d9add0a1a9049df283df8e70860b2e9ac8a90759c24593eabd2aa4bb7849e849145a7e66f5349fd37a68f958d9f75b3e933a85ee3813c7f68d1932566a527ba95cbbde82a7de0fdb2f3382d89948937542e6724032ff852587db753d86aaa263d243e8bab458b9", @ANYRES32, @ANYBLOB="e5d82dfd1c33e05b229a2f2e0b510f31de9bc90427f969adcdcf66ebaf286e806d80bed1536ef583fe5b3821136c2b9e7c869ab05ee700057f74f40bcd5084f04dc0aea14bf3965d8b60aa830c20d730c2062d62cf65c74ea8638d61bec01e856bf9402da5f2240d7924a6510e0b4ccf161653156e6103d3931ca92f12080d33ef933e804234e6", @ANYRES64, @ANYBLOB="337f8df023ddb50b4f8c7e285acd7d667e8da8a3e8adad85fcfcb707691f6474c911658355d86595e9daeaae881ebaeb0f76bfa7b73262affd63467788415ca1178f8626cbf081703765ea953d549ded845f712596fa0af24a634c3f012abdfdadba366adc3617fa69800a4d632a8550b8d5974ebc1e7c9a38096901c151170dc2ba447b6ff3248900a2f01dec5cce92be8d0a2c24d660e4ad416f909f98a5f191700e36c13d5d90d2b86c8053453937f3b940be8ef5facc1b1fa09eabfa79ce38e524d4f515c43b6ffb56f3d85836a2e06b77e63be11ca9"]) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x8, 0x4) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(0xffffffffffffffff, 0x4008af30, &(0x7f0000f1dff8)={0x1}) ioctl$VHOST_RESET_OWNER(0xffffffffffffffff, 0xaf02, 0x0) syz_open_pts(0xffffffffffffff9c, 0x301900) r1 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) close(r1) ioctl$TUNSETLINK(r1, 0x400454cd, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000074fff0)='/dev/sequencer2\x00', 0x40000006, 0x0) ioctl$sock_SIOCADDDLCI(0xffffffffffffffff, 0x8980, &(0x7f0000000000)={'syzkaller0\x00'}) r3 = inotify_add_watch(r2, &(0x7f0000000080)='./file0\x00', 0x1) inotify_rm_watch(r2, r3) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000680)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x50, @remote={0xfe, 0x80, [], 0xbb}, 0x100000000}], 0x3c) read$eventfd(r1, &(0x7f0000000040), 0x8) dup2(r1, r2) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f000057cff4), &(0x7f00002bdffc)=0xc) socket$inet6_dccp(0xa, 0x6, 0x0) r4 = userfaultfd(0x0) msgget(0xffffffffffffffff, 0x400) ioctl$UFFDIO_API(r4, 0xc018aa3f, &(0x7f0000fcdfe8)={0xaa}) 2018/03/30 23:41:53 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000300)=ANY=[@ANYBLOB="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"]) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'bridge0\x00', 0x4}, 0x18) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x44000, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000100)={{0xa, 0x0, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffff001}, {0xa, 0x4e22, 0xfff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x3f}, 0xfffffffffffffe00, [0x5, 0x80000001, 0x7fff, 0x5, 0x0, 0x0, 0x80000001, 0x200]}, 0x5c) ioctl(r0, 0x8918, &(0x7f0000000000)) signalfd4(r0, &(0x7f0000000080)={0x2}, 0x8, 0x80000) ioctl$EVIOCSCLOCKID(0xffffffffffffffff, 0x400445a0, &(0x7f0000000080)=0x801) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) ioctl$SNDRV_TIMER_IOCTL_SELECT(0xffffffffffffffff, 0x40345410, &(0x7f00000000c0)={{0xffffffffffffffff}}) r1 = syz_open_procfs(0x0, &(0x7f0000000280)="2f65786500000000000409004bddd9de91be10eebf000ee9a9d50f1e8600000854fa07424adee93707da75af1f0200f5cd26d7a0d2ef6ae0d178621cffc0a87164000000e39c5a") ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0c0583b, &(0x7f0000000040)={0x0, &(0x7f0000000040)}) 2018/03/30 23:41:53 executing program 1 (fault-call:3 fault-nth:54): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) r0 = open$dir(&(0x7f000001bff4)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x20) getdents64(r0, &(0x7f00000007c0)=""/250, 0x1015a) unlinkat(r0, &(0x7f0000000080)='./file0\x00', 0x200) r1 = open$dir(&(0x7f0000000180)='./file0\x00', 0x105600, 0x81) fchdir(r0) link(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file0/file0\x00') renameat2(r1, &(0x7f0000000200)='./file1\x00', r0, &(0x7f0000000240)='./file0\x00', 0xfd1092750066ec78) pivot_root(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') unlink(&(0x7f00000000c0)='./file0\x00') symlinkat(&(0x7f0000000400)='./file0/file0\x00', r0, &(0x7f0000000440)='./file0/file0\x00') recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000500)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000580)=""/80, 0x50}, {&(0x7f00000008c0)=""/4096, 0x1000}], 0x2, &(0x7f0000000640)=""/45, 0x2d, 0x206e}, 0x20) r3 = syz_open_dev$sndpcmp(&(0x7f00000018c0)='/dev/snd/pcmC#D#p\x00', 0x3, 0x10a00) ioctl$KVM_GET_DEVICE_ATTR(r3, 0x4018aee2, &(0x7f0000001940)={0x0, 0x100, 0x9, &(0x7f0000001900)}) link(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file2\x00') recvfrom$ipx(r2, &(0x7f00000006c0)=""/52, 0x34, 0x100, &(0x7f0000000700)={0x4, 0x0, 0x4, "dc108d9d4391", 0x5}, 0x10) renameat(r0, &(0x7f0000001980)='./file1\x00', r3, &(0x7f00000019c0)='./file0/file0\x00') openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x0, 0x0) 2018/03/30 23:41:53 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88), 0x0) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x90a5, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) 2018/03/30 23:41:53 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x4) r2 = perf_event_open(&(0x7f0000000100)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) dup3(r2, r1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004ad000)='nv\x00', 0x3) sendto$inet(r0, &(0x7f0000000000), 0x0, 0x800000120000001, &(0x7f0000e45ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) pipe2(&(0x7f0000000300)={0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000340)={0x0, 0x9, 0x30}, &(0x7f0000000380)=0xc) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000003c0)={r4, 0x4606}, &(0x7f0000000400)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x852b, 0xffff}, 0x14) r5 = dup2(r0, r0) ioctl$UFFDIO_WAKE(r5, 0x8010aa02, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x3000}) r6 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000000)=@raw=[@call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000040)='GPL\x00', 0x8, 0x5, &(0x7f0000000080)=""/5, 0x41f00, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r6, 0x0, 0x58, 0xa3, &(0x7f0000000140)="bbe72b6ecd7b099cdd2541643016640c7e2d84626019713f7918658b4a2a9390581d606b8e0bf7ee833a81bb99f6614be870077ab6a304e42aaf3957188b8b668820e64c88620eb692f630fec58d77a09cee2c97cab62b33", &(0x7f00000001c0)=""/163, 0x2, 0x1ff}, 0x28) writev(r0, &(0x7f0000a77000)=[{&(0x7f0000bc7f9a)='1', 0x1}], 0x1) 2018/03/30 23:41:53 executing program 3: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280), &(0x7f00000002c0)=0x8) r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x1f, 0x20000) fgetxattr(r0, &(0x7f0000000640)=ANY=[@ANYBLOB="73797374656d2e004f95a7e7ff3f5dae2425f4569b32181908e5d4a6df8e6f5d5d5735127dc5ffe9ef2595ccf975ac9ad0cc7f0000000000000000fe2f990860bf7bf707e856d90155fd10f1df49ae994085084a243a6c915ff98dfbebafa6e8d2d05aef66f324132765d01d56b3b9f2ee15afad4f4155ba3fe59e9fcdae0fab37ee397afcbbfe53b488b68192343e274d221def6057c40bd1d59b765e"], &(0x7f0000000540)=""/230, 0xe6) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000dacfc9)) mknod(&(0x7f0000f80000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x10000, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x800) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000140)={0xf000, &(0x7f0000000200), 0xffffffffffffffff, r2, 0xffffffffffffffff}) r3 = getpgid(0xffffffffffffffff) r4 = syz_open_procfs(r3, &(0x7f000042cff4)='io\x00') pread64(r4, &(0x7f00009f3000), 0x352, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', &(0x7f0000000300), &(0x7f0000000500)=[&(0x7f0000000380)='\x00', &(0x7f0000000400)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', &(0x7f0000000440)=')\x00', &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00'], 0x0) lseek(r4, 0x0, 0x0) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000)=""/73) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) 2018/03/30 23:41:53 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000002280)=[{{&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/200, 0xc8}, {&(0x7f0000000340)=""/41, 0x29}, {&(0x7f0000000380)=""/174, 0xae}], 0x5, 0x0, 0x0, 0x3}, 0xc3d}, {{&(0x7f00000004c0)=@vsock={0x0, 0x0, 0x0, @host}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000540)=""/48, 0x30}, {&(0x7f0000000580)=""/7, 0x7}, {&(0x7f00000005c0)=""/232, 0xe8}, {&(0x7f00000006c0)=""/137, 0x89}, {&(0x7f0000000780)=""/12, 0xc}, {&(0x7f00000007c0)=""/22, 0x16}, {&(0x7f0000000800)=""/91, 0x5b}], 0x7, &(0x7f0000000900)=""/16, 0x10, 0x3}, 0x7}, {{0x0, 0x0, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/185, 0xb9}], 0x1, &(0x7f0000000a40)=""/6, 0x6, 0x7ff}, 0x3}, {{&(0x7f0000000a80)=@sco, 0x80, &(0x7f0000000d40)=[{&(0x7f0000000b00)=""/1, 0x1}, {&(0x7f0000000b40)=""/206, 0xce}, {&(0x7f0000000c40)=""/226, 0xe2}], 0x3, &(0x7f0000000d80)=""/9, 0x9}}, {{&(0x7f0000000dc0)=@generic, 0x80, &(0x7f0000000f80)=[{&(0x7f0000000e40)=""/11, 0xb}, {&(0x7f0000000e80)=""/195, 0xc3}], 0x2, &(0x7f0000000fc0)=""/125, 0x7d, 0x2}, 0x401}, {{0x0, 0x0, &(0x7f00000021c0)=[{&(0x7f0000001040)=""/128, 0x80}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/160, 0xa0}, {&(0x7f0000002180)=""/4, 0x4}], 0x4, &(0x7f0000002200)=""/69, 0x45, 0x9}, 0x80}], 0x6, 0x40000000, &(0x7f0000002400)={0x0, 0x1c9c380}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000002440)=0x3) r1 = socket$inet_icmp(0x2, 0x2, 0x1) openat$rtc(0xffffffffffffff9c, &(0x7f0000002800)='/dev/rtc\x00', 0x10103, 0x0) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000002500)='/dev/vcs#\x00', 0x80000001, 0x80000) ioctl$KVM_SET_PIT(r3, 0x8048ae66, &(0x7f0000002540)={[{0x0, 0x7, 0x7, 0x0, 0x6, 0x7, 0x10001, 0x0, 0x2, 0x80000000, 0x9, 0x2, 0xd6}, {0xb5b, 0x2, 0x3, 0x10001, 0x20, 0x1, 0x400, 0x4, 0x3, 0x1, 0xfff, 0x7}, {0x7, 0x2, 0x10000000000, 0x5, 0x9, 0x401, 0x56, 0x9, 0x40, 0x81, 0x18000000, 0x4, 0x1}], 0x3}) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000002780)={{0x1e, @multicast2=0xe0000002, 0x4e22, 0x4, 'dh\x00', 0x4, 0x4, 0x7a}, {@empty, 0x4e20, 0x0, 0x7ca80000000, 0x20, 0x2}}, 0x44) r4 = openat$cgroup_int(r2, &(0x7f0000000140)='cpu.weight.nice\x00', 0x2, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000025c0)='/selinux/enforce\x00', 0x20283, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000003d00), &(0x7f0000003d40)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r7, 0x29, 0x23, &(0x7f0000003d80)={{{@in=@multicast1, @in6=@mcast2}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000003e80)=0xe8) fstat(r6, &(0x7f0000003ec0)) sendmmsg$unix(r0, &(0x7f0000004200)=[{&(0x7f0000002600)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003a40)=[{&(0x7f0000002680)="d8643803a185b12cfa9971e6e467b2db9476174cbbd57d2060dbadb4271e9501f9d7d10b993ffb25ccb5c9fd5aa97d44c677b4375b6c78a10e44f397670304aacbc68f119cfd85a2616d7041588eced04236bc5dc45acaaf2eb0877431660eac3d302c6ca48d1e8cb18efa70338065f9c3b293642f01460fab837f75c25385ff6f23bad7aa2d9cb411129ae6c210d12f90ac9a2a68a539e97f6034d309056240fe32cbbf5a51cd174a230c4b6d04dfccf6b7cf4e6fbb1aad1a89c1cbb88c1d424e8de172ec7f3e45a39387c3ba717c508c239350fba430", 0xd7}, {&(0x7f0000002940)="962026eed9910cdecbab4a03073665899b6d9ab9b3d4674cbf55e10b303c6ffea6770361afe86920fa85dc4e94a7f3bcde225b842028a2c2b89b2c242068faae9f2cc46cec1db321dc597de2c2170b2ed90e2dcd415e0355795dbf1e1fbf4a1abd8043f8eebea0199a785b5fc916", 0x6e}, {&(0x7f0000002a40)="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", 0x1000}], 0x3, &(0x7f0000003ac0)=[@rights={0x20, 0x1, 0x1, [r4, r4, r5]}, @rights={0x18, 0x1, 0x1, [r3]}], 0x38, 0x800}, {&(0x7f0000003b40)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000003cc0)=[{&(0x7f0000003bc0)="e8c141522110c00d8b5189bf2d912132749c9a04b8fbb96bfbf83a9d630b4b255df745bbf42d7e93bd11e550c242be4d0d604f9a906c1cd63db8958778d4851c664df6d5d7c87f526ac4b9fa69ef5c1a7c71bc8e9fc9bb173a4944061cb5ffa2ce9f9ca197a7355842ff2694c092246185eea6a03b573aba5defce783ca29021741873229dd47f0e374da911cfcbf6c8d1ba38da8eab201d73f709310a3c5a22b955feee60b684455938dcaf9d6c7a645d3a9423e3f382c828b04fcdcf7b1de28c5ad2e319123b30320e8d14a8bc89203f4a9a95", 0xd4}], 0x1, &(0x7f0000003f40), 0x0, 0x24008004}, {&(0x7f0000003f80)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000004140)=[{&(0x7f0000004000)="338be6025aeb87bcbad5ac9e5f6f71028627401758e66a41de92ef8cd4b49e640aa6e1929fbe1b47b0306a9be4cf556ffa29a29651", 0x35}, {&(0x7f0000004100)="6674f4450faf83c49b5d3f7153c6cabcc2743c50b7f99794e78f3c245a53c0c401db5de092f063a599e138e1", 0x2c}], 0x2, &(0x7f0000002840)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r4, @ANYRES32=r6, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="105fec2700e610c8e11ef9107d3cb704b43fe1b8bc75d1519b61f9c121216e3270af2702d642d100000000000000000000001a231dae8f0e40419e69323c2070087fb90ebcf9288bb4662d8809cbe9c975bfb83b998a0532b4b0d49f739e53a6"], 0x30, 0x10}], 0x3, 0x5) fallocate(r7, 0x0, 0x0, 0x5) lseek(r7, 0x0, 0x0) r8 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0), 0x0, 0xfffffffffffffffa) bind(r7, &(0x7f0000002480)=@generic={0xb, "8b4fa065a8fdd7e9952d824b2d08fdd6817f76ca062ab42782bd6be1476857346dd854579beae52898db5257dbdfe8f752839fa3090e368b67c5d0bb55dda792f444c01ed1186da2dfc3fc211d52baaa8f6f2c48aded1773ecde7b2b8b42bd42bf8881fe17ebce49a83a82298d107180ae1242c1d04e8c69520d06523609"}, 0x80) syncfs(r7) keyctl$search(0xa, r8, &(0x7f0000000180)='dns_resolver\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0) keyctl$revoke(0x3, 0x0) 2018/03/30 23:41:53 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$evdev(0xffffffffffffffff, &(0x7f0000b5df88)=[{}], 0x18) r0 = socket$inet6(0xa, 0x5, 0xdbd) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x80000000, 0x0, 0xa6f3}, 0x10) r2 = socket$alg(0x26, 0x5, 0x0) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f00005f5ffd)='io\x00') bind$alg(r2, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000000200), &(0x7f0000000240)=0x4) accept4$alg(r2, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001100)) socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6(0xa, 0x1, 0x0) ioctl$TIOCEXCL(r3, 0x540c) bind$inet6(r4, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r4, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "d8652b", 0x14, 0x6, 0x0, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, {[], @tcp={{0x0, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, &(0x7f00000002c0)) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000000)='ifb0\x00', 0x10) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000086dd60d8652b00140600fe8000000000000000000000000007aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) [ 184.769813] FAULT_INJECTION: forcing a failure. [ 184.769813] name failslab, interval 1, probability 0, space 0, times 0 [ 184.781208] CPU: 1 PID: 12751 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 184.788582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.797948] Call Trace: [ 184.800528] dump_stack+0x194/0x24d [ 184.804155] ? arch_local_irq_restore+0x53/0x53 [ 184.808812] should_fail+0x8c0/0xa40 [ 184.812524] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 184.817610] ? rcu_read_lock_sched_held+0x108/0x120 [ 184.822612] ? find_held_lock+0x35/0x1d0 [ 184.826657] ? __lock_is_held+0xb6/0x140 [ 184.830770] ? check_same_owner+0x320/0x320 [ 184.835114] ? rcu_note_context_switch+0x710/0x710 [ 184.840040] should_failslab+0xec/0x120 [ 184.843995] kmem_cache_alloc_node_trace+0x5a/0x760 [ 184.848995] ? idr_alloc_u32+0x390/0x390 [ 184.853048] mem_cgroup_css_alloc+0x3b6/0x19c0 [ 184.857612] ? setup_cpu_cache+0x1c0/0x1c0 [ 184.861825] ? __kernfs_new_node+0x3f5/0x570 [ 184.866215] ? kernfs_dop_revalidate+0x380/0x380 [ 184.870957] ? trace_hardirqs_off+0x10/0x10 [ 184.875260] ? kernfs_link_sibling+0x27d/0x380 [ 184.879822] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 184.884731] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 184.889467] ? cgroup_file_name+0x1d0/0x1d0 [ 184.893778] ? mutex_unlock+0xd/0x10 [ 184.897475] ? __lock_is_held+0xb6/0x140 [ 184.901535] ? cgroup_addrm_files+0x67f/0xa70 [ 184.906021] ? trace_hardirqs_off+0x10/0x10 [ 184.910326] ? cgroup_file_write+0x710/0x710 [ 184.914718] ? cgroup_idr_replace+0x3f/0x50 [ 184.919023] ? trace_hardirqs_off+0x10/0x10 [ 184.923327] ? __lock_is_held+0xb6/0x140 [ 184.927370] ? __local_bh_enable_ip+0x121/0x230 [ 184.932027] ? __lock_is_held+0xb6/0x140 [ 184.936075] cgroup_apply_control_enable+0x44d/0xbc0 [ 184.941168] ? cgroup_propagate_control+0x570/0x570 [ 184.946169] ? css_populate_dir+0x289/0x420 [ 184.950493] cgroup_mkdir+0x56f/0xfc0 [ 184.954270] ? __lock_is_held+0xb6/0x140 [ 184.958314] ? cgroup_destroy_locked+0x750/0x750 [ 184.963047] ? rcu_read_lock_sched_held+0x108/0x120 [ 184.968042] ? kmem_cache_free+0x258/0x2a0 [ 184.972259] ? set_nlink+0xc1/0x160 [ 184.975864] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 184.980770] ? generic_permission+0x105/0x3c0 [ 184.985245] ? cgroup_destroy_locked+0x750/0x750 [ 184.989994] kernfs_iop_mkdir+0x153/0x1e0 [ 184.994143] vfs_mkdir+0x390/0x600 [ 184.997663] SyS_mkdirat+0x22b/0x2b0 [ 185.001358] ? SyS_mknod+0x480/0x480 [ 185.005052] ? trace_hardirqs_on+0xd/0x10 [ 185.009179] ? do_syscall_64+0xb7/0x940 [ 185.013138] ? SyS_mknod+0x480/0x480 [ 185.016831] do_syscall_64+0x281/0x940 [ 185.020699] ? vmalloc_sync_all+0x30/0x30 [ 185.024837] ? _raw_spin_unlock_irq+0x27/0x70 [ 185.029311] ? finish_task_switch+0x1c1/0x7e0 [ 185.033786] ? syscall_return_slowpath+0x550/0x550 [ 185.038694] ? syscall_return_slowpath+0x2ac/0x550 [ 185.043613] ? prepare_exit_to_usermode+0x350/0x350 [ 185.048636] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 185.053983] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.058808] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.063976] RIP: 0033:0x454e79 [ 185.067148] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 185.074834] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 185.082170] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 185.089427] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 185.096675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 185.103922] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000036 [ 185.111425] kasan: CONFIG_KASAN_INLINE enabled [ 185.116421] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 185.123837] general protection fault: 0000 [#1] SMP KASAN [ 185.129373] Dumping ftrace buffer: [ 185.132907] (ftrace buffer empty) [ 185.136753] Modules linked in: [ 185.139948] CPU: 1 PID: 12751 Comm: syz-executor1 Not tainted 4.16.0-rc7+ #372 [ 185.147298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.156644] RIP: 0010:__mem_cgroup_free+0x71/0x110 [ 185.161547] RSP: 0018:ffff8801834f75a8 EFLAGS: 00010206 [ 185.166886] RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffffffff8310cdfd [ 185.174137] RDX: 0000000000040000 RSI: ffffc90005aa7000 RDI: 0000000000000088 [ 185.181386] RBP: ffff8801834f75c8 R08: 0000000000000000 R09: ffff8801834f73a0 [ 185.188718] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 185.195964] R13: ffff8801b13bc380 R14: dffffc0000000000 R15: ffff8801b13bc380 [ 185.203212] FS: 00007f0181ce4700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 185.211413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.217281] CR2: 00000000004d8884 CR3: 00000001b59a6002 CR4: 00000000001606e0 [ 185.224528] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.231789] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.239049] Call Trace: [ 185.241619] mem_cgroup_css_alloc+0x403/0x19c0 [ 185.246189] ? setup_cpu_cache+0x1c0/0x1c0 [ 185.250404] ? __kernfs_new_node+0x3f5/0x570 [ 185.254788] ? kernfs_dop_revalidate+0x380/0x380 [ 185.259525] ? trace_hardirqs_off+0x10/0x10 [ 185.263824] ? kernfs_link_sibling+0x27d/0x380 [ 185.268398] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.273305] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 185.277776] ? cgroup_file_name+0x1d0/0x1d0 [ 185.282075] ? mutex_unlock+0xd/0x10 [ 185.285769] ? __lock_is_held+0xb6/0x140 [ 185.289810] ? cgroup_addrm_files+0x67f/0xa70 [ 185.294284] ? trace_hardirqs_off+0x10/0x10 [ 185.298591] ? cgroup_file_write+0x710/0x710 [ 185.302993] ? cgroup_idr_replace+0x3f/0x50 [ 185.307294] ? trace_hardirqs_off+0x10/0x10 [ 185.311593] ? __lock_is_held+0xb6/0x140 [ 185.315638] ? __local_bh_enable_ip+0x121/0x230 [ 185.320285] ? __lock_is_held+0xb6/0x140 [ 185.324327] cgroup_apply_control_enable+0x44d/0xbc0 [ 185.329411] ? cgroup_propagate_control+0x570/0x570 [ 185.334406] ? css_populate_dir+0x289/0x420 [ 185.338708] cgroup_mkdir+0x56f/0xfc0 [ 185.342571] ? __lock_is_held+0xb6/0x140 [ 185.346611] ? cgroup_destroy_locked+0x750/0x750 [ 185.351346] ? rcu_read_lock_sched_held+0x108/0x120 [ 185.356427] ? kmem_cache_free+0x258/0x2a0 [ 185.360665] ? set_nlink+0xc1/0x160 [ 185.364269] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.369184] ? generic_permission+0x105/0x3c0 [ 185.373654] ? cgroup_destroy_locked+0x750/0x750 [ 185.378385] kernfs_iop_mkdir+0x153/0x1e0 [ 185.382509] vfs_mkdir+0x390/0x600 [ 185.386029] SyS_mkdirat+0x22b/0x2b0 [ 185.389722] ? SyS_mknod+0x480/0x480 [ 185.393412] ? trace_hardirqs_on+0xd/0x10 [ 185.397539] ? do_syscall_64+0xb7/0x940 [ 185.401506] ? SyS_mknod+0x480/0x480 [ 185.405197] do_syscall_64+0x281/0x940 [ 185.409060] ? vmalloc_sync_all+0x30/0x30 [ 185.413188] ? _raw_spin_unlock_irq+0x27/0x70 [ 185.417660] ? finish_task_switch+0x1c1/0x7e0 [ 185.422138] ? syscall_return_slowpath+0x550/0x550 [ 185.427046] ? syscall_return_slowpath+0x2ac/0x550 [ 185.431954] ? prepare_exit_to_usermode+0x350/0x350 [ 185.436950] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 185.442292] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.447131] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.452297] RIP: 0033:0x454e79 [ 185.455463] RSP: 002b:00007f0181ce3c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 185.463147] RAX: ffffffffffffffda RBX: 00007f0181ce46d4 RCX: 0000000000454e79 [ 185.470405] RDX: 0000000000000020 RSI: 0000000020000280 RDI: 0000000000000013 [ 185.477752] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 185.484997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 185.492247] R13: 00000000000003eb R14: 00000000006f7ea8 R15: 0000000000000036 [ 185.500033] Code: 00 00 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 99 00 00 00 4f 8b a4 e5 f0 09 00 00 49 8d bc 24 88 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 88 00 00 00 49 8b bc 24 88 00 00 00 e8 77 [ 185.520382] RIP: __mem_cgroup_free+0x71/0x110 RSP: ffff8801834f75a8 [ 185.527793] ---[ end trace 472fdc4e21e70801 ]--- [ 185.532596] Kernel panic - not syncing: Fatal exception [ 185.538416] Dumping ftrace buffer: [ 185.542040] (ftrace buffer empty) [ 185.545722] Kernel Offset: disabled [ 185.549324] Rebooting in 86400 seconds..