000000), 0xfffffdef, 0x0, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:49 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:49 executing program 0: r0 = socket(0x10, 0x1002, 0x40000000000) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000400)={{{@in6=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000000100)=0xe8) sendmsg$nl_route(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20200000}, 0xc, &(0x7f0000000140)={&(0x7f0000000500)=@ipv6_getroute={0x124, 0x1a, 0x518, 0x70bd25, 0x25dfdbfd, {0xa, 0x20, 0x0, 0xfffffffffffffff9, 0xfd, 0x1, 0xfe, 0x9, 0x100}, [@RTA_METRICS={0x100, 0x8, "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"}, @RTA_UID={0x8, 0x19, r1}]}, 0x124}, 0x1, 0x0, 0x0, 0x24000000}, 0x800) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000080)={0x0, @local, @multicast2}, &(0x7f00000000c0)=0xc) sendmsg$nl_route(r0, &(0x7f00000003c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000340)=@ipv4_newroute={0x0, 0x18, 0x400, 0x70bd2b, 0x25dfdbfe, {0x2, 0x20, 0x0, 0x8, 0xfc, 0x4, 0xff, 0xe, 0x1200}, [@RTA_DST={0x0, 0x1, @dev={0xac, 0x14, 0x14, 0xa}}, @RTA_PREFSRC={0x0, 0x7, @local={0xac, 0x14, 0x14, 0xaa}}, @RTA_MARK={0x0, 0x10, 0x7fff}, @RTA_DST={0x0, 0x1, @multicast2=0xe0000002}, @RTA_FLOW={0x0, 0xb, 0x974f}, @RTA_FLOW={0x0, 0xb, 0x3}]}, 0x176}, 0x1, 0x0, 0x0, 0x80}, 0x1000000000000) getpeername$packet(r0, &(0x7f0000000180), &(0x7f00000001c0)=0x14) 2018/05/15 12:43:49 executing program 3: connect$inet6(0xffffffffffffffff, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) sendmmsg(0xffffffffffffffff, &(0x7f0000006840)=[{{0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="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"], 0x10}}], 0x1, 0x0) fcntl$getown(0xffffffffffffffff, 0x9) r0 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x800, 0x8000) sendmsg$alg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000140)="f8af3abe7978e8ffcb4f3e0f0d9a2c9491f0ffdf168f3b7f4846fd92cce0c74f1b9f8e", 0x23}], 0x1, &(0x7f00000004c0)=[@iv={0x1018, 0x117, 0x2, 0x1000, "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"}], 0x1018, 0x20040080}, 0x880) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) close(r1) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r2, 0xc02c5341, &(0x7f0000000040)) 2018/05/15 12:43:49 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = creat(&(0x7f0000000140)='./file0\x00', 0x108) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f0000000200)) clone(0x0, &(0x7f0000000080), &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000280)) ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000040)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:49 executing program 7: mbind(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x4003, &(0x7f0000000200)=0x3, 0x5e, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ppp\x00', 0x200, 0x0) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f00000001c0)={0x2, &(0x7f0000000180)=[{}, {}]}) get_mempolicy(&(0x7f0000000000), &(0x7f0000000040), 0x1ff, &(0x7f0000fff000/0x1000)=nil, 0x2) mincore(&(0x7f0000ffc000/0x4000)=nil, 0x4000, &(0x7f0000000080)=""/169) 2018/05/15 12:43:49 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00003b9fdc)) r2 = syz_open_pts(r1, 0x0) dup3(r2, r1, 0x0) syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f0000000080)='./file0\x00', 0x100000001, 0x7, &(0x7f0000000340)=[{&(0x7f00000000c0)="208c31c01f6635e23ccf2a922f0bc4688393d007d757ebd5b8340ce0d5e3cafb5186bbb19eb3af607fd7a1d1132269e507add52d37779734712469bee0c483d9f6249d31f30e1000ac0323077ef00d7a6462aa16f6768f879bb1301784b4f577e46f8b63f6f810803e28bbe1f6cfd5ef217c1b3744818fecb08ff6c6db9dcecb", 0x80, 0x101}, {&(0x7f0000000140)="da64292f840e146204d2ad42874e5ec2222a8dfb48e5b0117a1f0fb8470de16edcfdaba57dc7be14db5171d197e7e9fbee3c1682f8b5a688a38f70995bb4e04b996f1d37625c26be66eb8730e048d475e9ac158bb3a7", 0x56, 0x2}, {&(0x7f00000001c0)="0e8e129bf2f522f050b3446059ae04e29975e7b81e7ff8a49a0f8bddd082279e9aa67da5c99f1d0121c53c496dc9a009eb88ae942a9befad3102c6fee5e66d7b174eee8d33506fb233ca62c19220cada4d730c594740407564c1bf3be6f18253251287a78e56820711bba128d15158b6f65e2fed319ebd92794060b41df4bd6a5ac91a52e2bbd4f2f98d683fe7793786b6eba4dbbc9450ad73aecf1f038df919edd96dfe747f596ff9", 0xa9, 0x2}, {&(0x7f0000000280)="d4a7e52c9177ea8cdc60ae67ddff8787cdce6175f794a731128524544314e2fe645026079b12f3c1b58a3bc3ea267bf20c6e92470bb820940f537836fb011091518119f923deccb2aac9b26c47baeb7ed880228a27e58eb836cdfa18905318cc9d6156518413739b7840128ae7ff1b3e4949654905fe4f308b267141063054898bd9fffc1f7c", 0x86, 0x6}, {&(0x7f0000000440)="1267d177d29991183400b1f72b686fef9356220c15b7e56ec38f436eba6796d08f5e2049b51c97cbd10548c412907096da33e83dea2f71b0acc7bdaf5a2fd93bc2b50211771c2c406cbc5c31ec9d3ea9e447eefc94c2469fd287ef9baad6c488b9c6a32ad639654b23b35d6664cfdc93d7ccd8ba3091850edf23de3e39347d64e63f26cd7ae2b7e5d8959af20bcd6d29cb3faa9e7e435de911a9c5bfb5c67b9c38b29f46f45d61a746c3cdd4b785602be56642b2368efe7ef89baee770ad2243ce51d2b4b0bf6f6fd48707fb37b8dd14701a672d0526dfe5ad527289011b7e0b92b063d114aa42c42d82be18183ffe26663871edd531336137", 0xf9, 0x8}, {&(0x7f0000000540)="fae496a1eee440b94b958e9a810376b8545ffdef02571a6e0602e0163daad285f639b741cc1ba4c98161b8b233bf6dabf72a3d6302e22b0450ea51fded5e211b4e675c5b86d891ac17794be4bfd01f6c23a88b560cfd00cbc06b07ac0963ef643d8ecab56914e3b0d3d223f6a1cf7439851ada917d784946bf9364f4d3cb258e187ac84e2ce042182c9c35a6e54ff4d6a6353797dcc3d912a51777522d6b4b2d2147c0fc14f9485eb0cccc7db7b8432fba83b1e925fcdf013d63db147a4765547f2e735f5ca010fbfdf377f4", 0xcc, 0x80}, {&(0x7f0000000640)="a75b95ec01e7be13e45be620bb14f8a234fc679cd6795583850f266fc11f75aec7223ab2ded6214374a35403e84de12b7e5c68783e1a58d62426a176c8fbf528f36ffe39dc296141444ab5e2ff0e4a7bc7837aa595eb90994c0aa5ea15495183de2e71f54e94d5532a73d2f893f7457cac4b4874094e39818813d063227fbce5e65fd78dcc94c3ecfe5066197e8a7a0228a68e19ffc11cffd871d2def793b1d7cb21f95274631591b1086544c8e43b23469a0f1418c4db2806633bbc694b6206395b52f2c5f35ae40015292f985b38490ff9ef197e6273a8", 0xd8, 0x4}], 0x21d0c0, &(0x7f0000000740)={'nouuid,'}) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r3 = syz_open_pts(r0, 0x0) syz_open_dev$usbmon(&(0x7f0000000400)='/dev/usbmon#\x00', 0x0, 0x0) pselect6(0x40, &(0x7f0000f33fc0)={0xbffffd}, &(0x7f0000768000), &(0x7f0000086000), &(0x7f0000349000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f0000a65ff8), 0x8}) dup3(r1, r3, 0x80000) 2018/05/15 12:43:49 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0x200000a5, 0x0, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:49 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0xfffffdef) 2018/05/15 12:43:49 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:49 executing program 7: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x40000, 0x0) r1 = socket$vsock_stream(0x28, 0x1, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000140)=0x0) prlimit64(r2, 0xb, &(0x7f00000000c0)={0x400, 0x2}, &(0x7f0000000100)) r3 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x6000, 0x80) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000180)={0xfff, 0x2, 0x0, r3}) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000080)={0x10000009, 0xffffffffffffffff}) 2018/05/15 12:43:49 executing program 3: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r0, 0x40405514, &(0x7f00000000c0)={0x9, 0x3, 0x7, 0xffff, "1828b9416e00707a26e3e6b0a30cf47580f31f404389d7c1b1f31bb9e284fc671a7451b1186d120770de7ba2", 0x6}) getsockopt$packet_int(r0, 0x107, 0xb, &(0x7f0000000100), &(0x7f0000000140)=0x4) pipe2(&(0x7f0000000080), 0x80000) write$cgroup_int(r0, &(0x7f0000000000)=ANY=[@ANYRES32=r0], 0x6ba5b6e9b98bbcc1) fcntl$setstatus(r0, 0x4, 0x4000) write$cgroup_int(r0, &(0x7f0000000200)=ANY=[], 0xfffffcf6) 2018/05/15 12:43:49 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = creat(&(0x7f0000000140)='./file0\x00', 0x108) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f0000000200)) clone(0x0, &(0x7f0000000080), &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000280)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:49 executing program 0: r0 = socket$packet(0x11, 0x0, 0x300) fgetxattr(r0, &(0x7f0000000040)=@known='com.apple.system.Security\x00', &(0x7f0000000240)=""/108, 0x6c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0x7, 0x8, 0x1}, 0x1f3) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r1, &(0x7f0000000040), &(0x7f00000001c0)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r1, &(0x7f0000000040), &(0x7f00000001c0)=""/118}, 0x18) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000180)={r1, &(0x7f0000000040), &(0x7f0000000100)=""/85}, 0x18) 2018/05/15 12:43:49 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:49 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x20150095) 2018/05/15 12:43:49 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x5000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:50 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x9, 0x802) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f00000000c0)) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_mount_image$ntfs(&(0x7f0000000040)='ntfs\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000001540), 0x0, &(0x7f0000000140)={[{@errors_recover='errors=recover', 0x2c}, {@gid={'gid', 0x3d, [0x37, 0x0]}, 0x2c}]}) 2018/05/15 12:43:50 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) getsockopt$IP_VS_SO_GET_TIMEOUT(r0, 0x0, 0x486, &(0x7f0000000000), &(0x7f0000000080)=0xc) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) sendto$llc(0xffffffffffffffff, &(0x7f0000000100)="2b1135aeeef1", 0x6, 0x40080, &(0x7f0000000140)={0x1a, 0xf, 0x9, 0x4, 0xfffffffffffffffd, 0x200, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) read(r0, &(0x7f0000000240)=""/204, 0xcc) r1 = syz_open_dev$admmidi(&(0x7f00000000c0)='/dev/admmidi#\x00', 0x4, 0x800) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f0000000180)={{0x101, 0x1}, 'port1\x00', 0x0, 0x400, 0x7f, 0x0, 0x4, 0xffffffffffffffc1, 0x400, 0x0, 0x1, 0x67}) r2 = syz_open_dev$dmmidi(&(0x7f0000008f00)='/dev/dmmidi#\x00', 0xed, 0x201) getsockopt$inet_opts(r2, 0x0, 0x9, &(0x7f0000008f40)=""/178, &(0x7f0000009000)=0xb2) 2018/05/15 12:43:50 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x80ffffff, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:50 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000640)={&(0x7f0000000680)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000400)=@polexpire={0xc0, 0x1b, 0x1, 0x0, 0x0, {{{@in=@multicast2=0xe0000002, @in=@remote={0xac, 0x14, 0x14, 0xbb}}, {}, {}, 0x0, 0x0, 0x9effffff}}}, 0xc0}, 0x1}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_opts(r1, 0x29, 0x3f, &(0x7f0000000000)=""/19, &(0x7f0000000040)=0x13) 2018/05/15 12:43:50 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:50 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = creat(&(0x7f0000000140)='./file0\x00', 0x108) ioctl$BLKGETSIZE64(r1, 0x80081272, &(0x7f0000000200)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:50 executing program 3: r0 = socket(0x2, 0x1, 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f00000000c0), &(0x7f0000000100)=0x8) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000140)=@broute={'broute\x00', 0x20, 0x1, 0x130, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000300], 0x0, &(0x7f0000000000), &(0x7f0000000300)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x13, 0x0, 0x0, 'ip6gre0\x00', 'vlan0\x00', 'veth1\x00', 'ip6tnl0\x00', @random="c201c9a511d3", [], @random="8d89a2f47b85", [], 0x70, 0x70, 0xa0}}, @common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}}]}, {0x0, '\x00', 0x1, 0xfffffffffffffffe}]}, 0x1a8) ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000040)) 2018/05/15 12:43:50 executing program 7: r0 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000100)={r1, 0x731a2788cd35148e, 0x1, 0x818, &(0x7f00000000c0)=[0x0, 0x0, 0x0], 0x3}, 0x20) getsockopt$llc_int(r0, 0x10c, 0x2, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$TCGETS(r1, 0x5401, &(0x7f00000001c0)) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={r2, 0x3, 0x1, 0xffffffffffffffff, &(0x7f0000000140)=[0x0], 0x1}, 0x20) sched_yield() 2018/05/15 12:43:50 executing program 1: connect$l2tp(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:50 executing program 5: r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000002680)) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x8, 0x0) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000140), &(0x7f0000000200)=0x4) [ 95.367574] ntfs: (device loop0): ntfs_fill_super(): Unable to determine device size. 2018/05/15 12:43:50 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:50 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8060000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:50 executing program 3: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_IO(r1, 0x2285, &(0x7f0000000380)={0x53, 0xfffffffffffffffc, 0x6, 0x0, @buffer={0x0, 0x9c, &(0x7f0000000180)=""/156}, &(0x7f0000000000)="bde4d0cda48b", &(0x7f0000000280)=""/215, 0x0, 0x0, 0x0, &(0x7f0000000080)}) 2018/05/15 12:43:50 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000040)={@multicast2=0xe0000002, @dev={0xac, 0x14, 0x14, 0xd}}, 0xc) clock_gettime(0x0, &(0x7f0000000000)) nanosleep(&(0x7f0000000080)={0x77359400}, &(0x7f00000000c0)) r1 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000000040)={@multicast2=0xe0000002, @dev={0xac, 0x14, 0x14, 0xd}, @rand_addr=0x9}, 0xc) [ 95.427404] ntfs: (device loop0): ntfs_fill_super(): Unable to determine device size. 2018/05/15 12:43:51 executing program 0: move_pages(0x0, 0x14e, &(0x7f0000000100), &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0], 0x0) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x0, 0x0) ioctl$GIO_FONTX(r0, 0x4b6b, &(0x7f0000000080)=""/114) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000140)={0x6, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}]}) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000040)={0x6}, 0x4) 2018/05/15 12:43:51 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:51 executing program 7: r0 = socket$inet6(0xa, 0x4, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) r1 = semget$private(0x0, 0x7, 0x100) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x400, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) semctl$SEM_STAT(r1, 0x0, 0x12, &(0x7f0000000dc0)=""/4096) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000000)) 2018/05/15 12:43:51 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0xfcda) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = dup(r0) ioctl$KVM_SET_CPUID2(r1, 0x4008ae90, &(0x7f0000000080)={0x9, 0x0, [{0x8000000f, 0x2d2, 0x4, 0x10001, 0x400, 0x7e16, 0x2}, {0xa, 0x9, 0x2, 0x0, 0x9, 0x9, 0x4}, {0x8000001f, 0x10001, 0x2, 0x7, 0x0, 0x6, 0x7fff}, {0x80000008, 0x7, 0x6, 0x400, 0x4, 0x26c, 0x4}, {0xc000001b, 0x1, 0x4, 0x4, 0x7ff, 0x40, 0xf9}, {0xc0000019, 0x3, 0x6, 0x10000, 0x34e, 0x9, 0x2f96e402}, {0x40000000, 0x1ff, 0x2, 0x100000000, 0x7, 0x81, 0x10000}, {0xc0000009, 0x1, 0x7, 0x0, 0x80000000, 0x4, 0x100000000}, {0x0, 0x7, 0x5, 0x7, 0x4e, 0x8}]}) 2018/05/15 12:43:51 executing program 5: ioperm(0x0, 0x4, 0x0) ioperm(0x0, 0x400, 0xfffffffffffffffd) 2018/05/15 12:43:51 executing program 3: syz_emit_ethernet(0xfffffffffffffe57, &(0x7f0000000140)=ANY=[@ANYBLOB="2b00000004001b20915c81eb0800450000580000030000069078ac1414aaac141400000800000086dd080088be0000000010000000010000000000000008e422c937000000200000000200000000000000000000000800655800000000"], &(0x7f0000000040)={0x10000, 0x4}) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x40000, 0x0) bind$netrom(r0, &(0x7f00000000c0)=@full={{0x3, {"a422e7d61f67bf"}, 0x3}, [{"be91848e5cb75b"}, {"c6d9ff97b7d3ea"}, {"dae4bf6bf59d43"}, {"72db60569cd6f6"}, {"bea24c5c1d5510"}, {"3ce12fe0647e98"}, {"1ceed7ad1dbe14"}, {"3683d1a56fb581"}]}, 0x48) ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, 0xae04) r1 = socket$inet_tcp(0x2, 0x1, 0x0) capset(&(0x7f00001e8ff8)={0x19980330}, &(0x7f0000032fe8)) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000000)=""/5, &(0x7f0000000040)=0x5) setsockopt$bt_hci_HCI_FILTER(r0, 0x0, 0x2, &(0x7f0000000080)={0x2, 0xffffffff80000001, 0x59, 0x7}, 0x10) 2018/05/15 12:43:51 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xe803, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:51 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:51 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:51 executing program 0: r0 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000000040)={0x0, 0x1}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000100)={r2, 0x3ff}, 0x8) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) ioctl$EVIOCGLED(r0, 0x40084504, &(0x7f0000000180)=""/47) 2018/05/15 12:43:52 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:52 executing program 5: r0 = accept$ipx(0xffffffffffffffff, &(0x7f00000002c0), &(0x7f0000000300)=0x10) fcntl$getown(r0, 0x9) r1 = socket(0x10, 0x2, 0x10000000002) delete_module(&(0x7f0000000280)='pids', 0x800) ioctl(r1, 0x8912, &(0x7f0000000240)="c606262c8523bf012cf66f") r2 = socket$inet(0x2, 0x3, 0x6) ioctl$sock_netrom_TIOCINQ(r1, 0x541b, &(0x7f0000000380)) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x6}]}, 0x10) r3 = memfd_create(&(0x7f0000000200)='selinux%vmnet0security\x00', 0x1) write$cgroup_subtree(r3, &(0x7f00000004c0)=ANY=[@ANYBLOB="2d72646d61202f72646d61202b72646d61202f70696473202d637075202d72646d61202f72646d6120b85f1de3df4cbba975e88a39d9a76be429c1d84ad0f2747545d23c4f0c4413c791c16d5b4641f7e78eba56bdc4042186324d3fa9c53d352919c861f64c849c738ea65709c9c4f840ffd4e7aa80ac7824654f950d126932b3ac6464390f888040bd22174753b382f48a4ee6a8ae38eb49dd578aa209e0ac8d48b6"], 0x29) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000340)={0x3, 0x7, 0x1000}, 0x4) r4 = dup3(r1, r2, 0x0) r5 = msgget(0x1, 0x0) msgctl$IPC_INFO(r5, 0x3, &(0x7f00000003c0)=""/193) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f00000000c0)={{{@in6=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@mcast2}}, &(0x7f0000000000)=0xe8) setsockopt$packet_drop_memb(r4, 0x107, 0x2, &(0x7f00000001c0)={r6, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) [ 96.524990] capability: warning: `syz-executor3' uses 32-bit capabilities (legacy support in use) 2018/05/15 12:43:52 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x4000, 0x0) getsockopt$netrom_NETROM_T4(r1, 0x103, 0x6, &(0x7f0000000100)=0x1000, &(0x7f0000000140)=0x4) r2 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x8, 0x210402) ioctl$BLKFRASET(r2, 0x1264, &(0x7f0000000080)) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r2, 0x40505331, &(0x7f00000002c0)={{0x100000000, 0x5}, {0x7fff, 0x7fffffff}, 0x80000000, 0x1, 0x100000000}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) setsockopt$EBT_SO_SET_COUNTERS(r2, 0x0, 0x81, &(0x7f00000001c0)=ANY=[@ANYBLOB="8f61770000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000005d9552937293d8b732e241491cd14ccb940211a5b83ffba08653ffc0aa7d8c4eaf2daac4dda11733b111c88a363de8fb7606b790a1c2a71682eeb065cf1031abe624a5aedceb9283408d2dca11be67b361faaf28f98df4fe7a119e141e8606cc80235feb5a8e9c"], 0x78) ioctl$VT_OPENQRY(r1, 0x5600, &(0x7f0000000180)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:52 executing program 0: r0 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x400) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000080)=0x7, 0x4) socket(0x11, 0x2, 0x0) r1 = getpgrp(0xffffffffffffffff) r2 = syz_open_procfs(r1, &(0x7f0000000000)='net/tcp\x00') read(r2, &(0x7f0000000100)=""/205, 0xcd) 2018/05/15 12:43:52 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:52 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffff80, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:52 executing program 3: syz_read_part_table(0x2, 0x2, &(0x7f00000007c0)=[{&(0x7f00000001c0)="3bcd5d2364aacc83c9b6370de04e80a91137dbd89a7b99ab9f1a0ad7095fa4d48e1131b271ab357e052b779d15d9eeb39d7c6ae215373166d4e13b699241192b1a1ea4e9d9c8df7a289459b8946bbeb1b9afe36570a33b65eeacd9b530ea70d3200cb2adde7d71f9cf985dd7a930d635ed46e06bc2749f2a31cbd67e30bd982f4c5d20fd9172aae6d4ea54f3e2e7c56ff5f97936fcff9060245c2280f30126566b279c0974af26ec812d37952a9cecc9e2675fdbcad3d5cd7739881abab191dacf6569d81174c717adcb63285013761a193d963e143c4bfcbb551759b11d5de970c0e67cac2acb6273f53a1c4d", 0xfffffffffffffd87, 0x4}, {&(0x7f0000000040)="f21b7b44d6582f7586ae088946fe34a7e0b070e268b4346fb807f903c7d01dbb199478199fba02262c806ff1c09e15b8b1a3aa0faa311d9e31dae89b25ecc84d23d537056e9648831b4ff9441886dc89368b8436f6e8c54ad6a0dc34c4611a9eff4677253d30274ce2db434419a9cb13e837", 0x0, 0x10000}, {&(0x7f00000002c0)="e3074390dab3a0f0cbdb0ccfe2770b387477ceffdd91b49493b7ac2a11d1a78049d34141c4207849c94d93a1aa1961c98e9b13b70bbb8a5c48bb980bdb46cc00bd0d3e115a2ad78a0aaced22d4d959ea463cbdc8b577a0caa26484f82b6616cee6ea253e5b15f3a4", 0x0, 0x2}, {&(0x7f0000000340)="5c2f64f2c75b54526e7964333e26bcc9679f58500edbe5f6f8a3e021624ad781a6fcda7b6d261eb12a62102c004b04711fb700ba144a89cd5ba662ab527759aa19571dac5b2a695cc35f699c531094d637db8e6253b3e65c1fbd7f70da4668c50d232ced6cf514ba6b7729499b72df73fc473d9764a05eaa63cde7a084795b23a7c3dca992e8c6c56a820f2e5d4a1175", 0x0, 0x1c}, {&(0x7f0000000400)="ac93d6d1b9682726fcaaf6f438f50185e81ef5f753aae4bb65bfd5f0e1b11415c31a6874f216bd52ebd39a67782a1a8d00f3725da64c3516d813823e7e7928aef6f04af4954d", 0x0, 0x8}, {&(0x7f0000000480)="c0ebf0d89bd059a309c5cc05af8ed88d1d298b2916cafc6e3a0228e8ff461a430b23cfcebfd97992d01f46df56cc245e6cfe5754e3ce9dc055be1abeefbe0a80ec1850951ce5250d58f874736d70de42db49f0f286f8da4ab41a06b502fa866523ed5bfd9573542e0f7ac76c2034705b42993fa5a7bf1abeb4adc1b234214c4e49cf601027823074aaf694b8db8f1befd1b96707d5e6bbffa1cae8662104d0849598473f5ad4b04f55b8e9142ba1c6a379afa3df59e39bafe85f703ef53c7dad1936abf4ea57a38103d6", 0x0, 0x10000}, {&(0x7f0000000580), 0x0, 0x7}, {&(0x7f0000000640)="8e9b2eff0a5f03ed77be3b4ba148515f5db76093f3c7075fc993c81ad47718af8ecd9918f11b589ce7498d11e6ae9fdb125ca5122e9aa7645a9b9e91c867ac6672ec3cd73d2405a78cfabb3fbeaa81a8994bd4d069481a5b85d044481788260c337a39a7", 0x0, 0x3e}, {&(0x7f00000006c0)="b02c8a35cc3005e6beadcc48924742271f2791132f2dd1cd5db4ad9c0a90c191bc285c5e43e0811d84e8e5aca37f024fa23def8092070b249c842738b697ecae1e0cf259e5717729518d715a292ec659b308a493be81773bb4b60b8916f06a926ae612bb4ba63c071d21bfe4ce1e65a3e6bd8002c7ae62036b494d21cee20b673fc27fefbf7c36a819849fd161ff92cab269c77dc86c9c147b2dd2b212f6bbad9c8469c0d66e0e2a4648f6678dd5699f1888e8d5d9b9db0857cf7199489058339ce4a576fa9f4267a4de96788e2a9039a4bc7f59443a82a1bc248fe0595c2187b0be", 0xfffffffffffffe99, 0x10001}]) 2018/05/15 12:43:52 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:52 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x20, &(0x7f0000000300)="c626262c8523bf01acf66f2fe6b410dbc1da975512dde88c263dabab05d526888f0247e4cc3db181a9ff17f3bb8d7d0ed3198068cdc44dbbecf4c37050866798808c4cf049ce3aad289860a20a0200f1c110316ff03a469c11464a04863cdee9a6502d21287948dfc85454eae5d440d9fdf2efd7b09e7231") getsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000000), &(0x7f0000000040)=0xb) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha512\x00'}, 0x58) r2 = accept4(r1, 0x0, &(0x7f0000000100), 0x0) sendto$unix(r2, &(0x7f0000000100), 0x0, 0x4008040, &(0x7f0000000200)=@abs, 0x6e) accept4$packet(r2, &(0x7f0000000f80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000fc0)=0x14, 0x0) 2018/05/15 12:43:52 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x4, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:52 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_misc(r0, &(0x7f0000001140)={'syz0', "0eaa61d4427fdf9067cdf4fce39f65e7cbb38adc8de65b8cf3c4777f332992efdade6552db2a12cce815ee5c3e02f5d99e683ba9bc52057e7b48670d731ed91b118831787f983af4fcb93800b1602d35e87eb243edb382847050c0be97ffdefc8ff3fdc948b45cf7e85cabf7c3c886e91bfe76e25936504877eadaee644dc7d692489bb0734fe647b703e4f1d2538cd216412de502"}, 0x99) connect$l2tp(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x4, 0x0, 0x2, 0x1, {0xa, 0x4e20, 0x2e97fb0f, @local={0xfe, 0x80, [], 0xaa}, 0x1000}}}, 0x3a) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="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"], 0xc1) setsockopt(r0, 0x20, 0x4, &(0x7f0000001080)="96db65bceee80b6dd54e0b64060f2cdeb43d71c803c5498caa9d08cc5ef5cdd988ee7b87a55fba5b3a714ffd1ab07377eda9e099aa4e93ac7d2c35629c9b77ec9e8e5a791f88bf2f6ca2c148bdb218ca7425f62e33aa2a768c650eeb5f536a0d1f2d86ed88cf0a88d25e9c2706471fd049a7926dec8b25dc657ec067a9e4985c1ffaf478ae1c59262e9b14a0de7fa83d92809f", 0x93) socket$l2tp(0x18, 0x1, 0x1) 2018/05/15 12:43:52 executing program 5: r0 = semget$private(0x0, 0x2, 0x8) semctl$GETPID(r0, 0x3, 0xb, &(0x7f00000003c0)=""/230) pselect6(0xfffffffffffffc85, &(0x7f0000000300), &(0x7f00000000c0), &(0x7f0000000380), &(0x7f0000000140), &(0x7f0000000240)={&(0x7f0000000340), 0x8}) 2018/05/15 12:43:52 executing program 0: clock_settime(0xc8a4aa3675808f3d, &(0x7f0000000040)={0x0, 0x989680}) clock_gettime(0x3, &(0x7f0000000000)) 2018/05/15 12:43:52 executing program 6: socket(0xa, 0x5, 0x0) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:52 executing program 3: r0 = msgget$private(0x0, 0x40) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040)={0x0, 0x0}, &(0x7f0000000080)=0xc) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r3, 0xc1105511, &(0x7f0000000340)={{0x3, 0x7, 0x5c, 0x6, "6ac965d2e8a1c10fba4ce3dd71735c2477a3971ca46c7afe909458840a8bbfd4302e17cc8b00d515c374c9d8", 0x8}, 0x0, 0x0, 0xd7d3, r1, 0x57, 0x6, "473e832f4a928385034170e19c817ca6d523ed9a3e56b2019a018ca594ecb1c6ab867d2b1fea9187aa637a254fba32bb5539749af281822d13c80a303f4f0c5e", &(0x7f0000000300)='hugetlbfs\x00', 0xa, [], [0x6, 0x7, 0x4, 0x1f]}) lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r5 = getuid() r6 = getegid() ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x8001) r7 = fcntl$getown(0xffffffffffffff9c, 0x9) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000200)={0x0}, &(0x7f0000000240)=0xc) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r3, 0x84, 0x77, &(0x7f0000000480)={0x0, 0x6e37, 0x1, [0x10000]}, &(0x7f00000004c0)=0xa) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000500)={r9, 0x3}, &(0x7f0000000540)=0x8) msgctl$IPC_SET(r0, 0x1, &(0x7f0000000280)={{0x0, r2, r4, r5, r6, 0x1, 0x2}, 0x9c, 0x40, 0x0, 0x1, 0x2, 0x9, r7, r8}) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='.', &(0x7f0000000000)='hugetlbfs\x00', 0x0, 0x0) 2018/05/15 12:43:52 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) mmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0, 0x2012, r0, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x20000) read$eventfd(r1, &(0x7f0000000080), 0x8) 2018/05/15 12:43:52 executing program 1 (fault-call:2 fault-nth:0): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 97.073507] FAULT_INJECTION: forcing a failure. [ 97.073507] name failslab, interval 1, probability 0, space 0, times 0 [ 97.084827] CPU: 0 PID: 7821 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 97.092020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.101383] Call Trace: [ 97.103986] dump_stack+0x1b9/0x294 [ 97.107634] ? dump_stack_print_info.cold.2+0x52/0x52 [ 97.112839] ? lock_downgrade+0x8e0/0x8e0 [ 97.116999] ? unlock_page+0x1d0/0x2b0 [ 97.120905] should_fail.cold.4+0xa/0x1a [ 97.124992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 97.130114] ? print_usage_bug+0xc0/0xc0 [ 97.134200] ? filemap_map_pages+0xcd4/0x1870 [ 97.138719] ? find_held_lock+0x36/0x1c0 [ 97.142815] ? check_same_owner+0x320/0x320 [ 97.147163] ? rcu_note_context_switch+0x710/0x710 [ 97.152106] ? debug_check_no_locks_freed+0x310/0x310 [ 97.157318] __should_failslab+0x124/0x180 [ 97.161565] should_failslab+0x9/0x14 [ 97.165380] kmem_cache_alloc_node+0x272/0x780 [ 97.169982] ? graph_lock+0x170/0x170 2018/05/15 12:43:52 executing program 5: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6_tcp(0xa, 0x1, 0x0) listen(r1, 0x0) r2 = socket$inet(0x10, 0x3, 0x4) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x2d6002, 0x0) sendmsg(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa283b724a6008000000000000000683540150024001d001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) 2018/05/15 12:43:52 executing program 6: socket(0xa, 0x5, 0x0) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:52 executing program 0: syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0xe0440, 0x0) getsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f00000000c0)="c626262c8523bf012cf66f") getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000100)={0x2, [0x0, 0x0]}, &(0x7f0000000140)=0xc) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000180)={r2, 0x3, 0x5, [0x4, 0x101, 0x3, 0x0, 0x4]}, &(0x7f00000001c0)=0x12) socket$inet_sctp(0xa, 0x1, 0x84) [ 97.173801] __alloc_skb+0x111/0x780 [ 97.177531] ? skb_scrub_packet+0x580/0x580 [ 97.181865] ? find_held_lock+0x36/0x1c0 [ 97.185942] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.191489] ? _parse_integer+0x13b/0x190 [ 97.195649] ? find_held_lock+0x36/0x1c0 [ 97.199723] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 97.205272] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 97.210049] sock_wmalloc+0x165/0x1e0 [ 97.213862] ? skb_set_owner_w+0x360/0x360 [ 97.218111] ? kasan_check_read+0x11/0x20 2018/05/15 12:43:52 executing program 2: socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000001600)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000001640)=0x3d, 0x4) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f00000014c0)=ANY=[@ANYRES16, @ANYRES64=r1, @ANYRES64, @ANYRES64=r1, @ANYPTR=&(0x7f0000000480)=ANY=[@ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB="402893ffc770dd7d1867d1e44aac7c44babe64063c0d8f3675f5b6b9714f392001b312bcada5b9e4a48ae8423ffbd706a7bb3e8a86366754df01bee38ec9d4518349f5fa95ba2bf514a61e92387c1c8ed4a891f6b411aedd572c35d97f5e092b89916ede2d94026a8a2e5c733d23b1dbf7e212ac3132f4484af1e11aeff111", @ANYRES32=r1, @ANYBLOB="11c1bb23b477c86e9d4f3878ceb805282f2924baa9efd4aaec023391bdd5d4b154cfa717a2da612361576df37dafa1f17ec631be9e2a4ad6147fc45aa5bd8a5f8e5f63d59cd9b026a67b534ff8f1a8a66e9da2a962c3f131c5898f59b4a8cca3e25a3df48bbc0f1aeda1b4f32faccb9f4a5530af06ca496ea2ae10f6946bf8c1ee7a8136d02bc714dea22add31605dbc3eb70606e35989a966d87f2b0d6221ec8106241fd54f63bfe3e59d2de87458481ca68232e46161c8ba06", @ANYPTR64, @ANYRES32=r1, @ANYBLOB="05f7ec1739f34bdde857e05ae8253914422c0c1b0786a4603345b8fdfc317e27febea3c60a84e6900851d687122d5e8a8522d5225a7cd80992f7b28ab1da32dbca91873d9556dfc096fc767b194f206b1cf8f6f7a7fe051d2d74b1576b0ffadcae9736d52f37dfc7ab10f0ff67a12fae0d697e0574ef4a6d5b4fbcb297cb1d2f6c675a7d50558fc72c6718dc637b9fe7954e1c72ea1ba2358b4faa51d5db561b55ec4f7674b636da50184ca7aaa0724d3abed3716c11d5fe60ebf27452886654a791600199b71a98eb", @ANYPTR64, @ANYPTR64], @ANYRES32=r1, @ANYPTR=&(0x7f00000002c0)=ANY=[@ANYPTR64, @ANYRES64=r1, @ANYBLOB="8f55f934ebe5f4e8693fdc821a3363beb903d97b16f4e90f4d1e579db42a671be2f047908d6af9a203638e793c2e49e20748902dca46812eb9347371e81f5138663da1e52677b8984c4163c43a81c58c33a673ddb830f2ff2a859aa2c4fe7c41f6d1e973c762d0f9602493481c7ee8f206ba3399ae1f5112e6da28b6919131a60e64c78aae30731336d3adae2329c30548672712881695df5ac07035893e8502d22b5d0b81a7a1b64fe62c7f0881eea7df150e1087564b8e8c79633a604dd2ee2436c29b0c168a0f3a531a044355d381feff11c444c0fa6377e9c79726ecfefc7a4889f0151ff7d2c47e", @ANYBLOB="8de4f318ba24f2d2dc3715197b743d", @ANYPTR64], @ANYPTR64=&(0x7f0000000400)=ANY=[@ANYPTR64, @ANYRES32=r1, @ANYRES64, @ANYRES64=r1], @ANYRES16=r1, @ANYRES16=r1, @ANYPTR=&(0x7f0000000440)=ANY=[@ANYRES64=r1, @ANYPTR64], @ANYRES16=r1, @ANYPTR64, @ANYBLOB="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"], @ANYRES16=r1, @ANYPTR64, @ANYRES16=r1, @ANYBLOB="2c50259417b30367f98e7ee6a5fc46eb4c57b69b6c10b6596dcba8d25cced694cc510491e67ffe72fb8560ddd690d83f6c0d1efa0fcf9c57369d5ab6fe7f06a2b84fabf73d97294a397d3c54b3e376c2332333ba30a954c874d856310a2bfc5dd17ef3a2bce8dadac1bec37fc8", @ANYRES16=r1], 0xffffffffffffffb8) r2 = creat(&(0x7f0000001580)='./file0\x00', 0xe3) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f00000015c0)='}\'&\x00') ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000000)) 2018/05/15 12:43:52 executing program 5: getrandom(&(0x7f0000000000)=""/147, 0x93, 0x0) r0 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f00000000c0)={@loopback, @dev}, &(0x7f0000000100)=0x8) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000140)='/dev/full\x00', 0x404000, 0x0) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r1, 0x84, 0x15, &(0x7f0000000180)={0x4}, 0x1) 2018/05/15 12:43:52 executing program 3: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000000)=0x4, 0x4) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200)='/proc/self/net/pfkey\x00', 0x0, 0x0) ppoll(&(0x7f0000000280)=[{r1}, {r0}, {r0}, {r0}], 0x4, &(0x7f0000000300), &(0x7f0000000340), 0x8) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000040)=0x0) syz_open_procfs(r2, &(0x7f0000000080)='net\x00') [ 97.222275] ? rcu_is_watching+0x85/0x140 [ 97.226438] pppol2tp_sendmsg+0x23a/0x6c0 [ 97.230605] ? pppol2tp_getsockopt+0x940/0x940 [ 97.235200] sock_sendmsg+0xd5/0x120 [ 97.238936] sock_write_iter+0x35a/0x5a0 [ 97.243018] ? sock_sendmsg+0x120/0x120 [ 97.247020] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 97.252580] ? iov_iter_init+0xc9/0x1f0 [ 97.256564] __vfs_write+0x64d/0x960 [ 97.260291] ? kernel_read+0x120/0x120 [ 97.264190] ? wait_for_completion+0x870/0x870 [ 97.268795] ? rw_verify_area+0x118/0x360 [ 97.272950] vfs_write+0x1f8/0x560 [ 97.276499] ksys_write+0xf9/0x250 [ 97.280052] ? __ia32_sys_read+0xb0/0xb0 [ 97.284130] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 97.288983] __x64_sys_write+0x73/0xb0 [ 97.292896] do_syscall_64+0x1b1/0x800 [ 97.296791] ? finish_task_switch+0x1ca/0x840 [ 97.301296] ? syscall_return_slowpath+0x5c0/0x5c0 [ 97.306242] ? syscall_return_slowpath+0x30f/0x5c0 [ 97.311190] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 97.316569] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/15 12:43:52 executing program 0: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r0 = socket(0xa, 0x1, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x141000, 0x0) ioctl$KVM_SET_CPUID2(r1, 0x4008ae90, &(0x7f00000000c0)={0x2, 0x0, [{0x80000001, 0x3f, 0x5, 0x0, 0x4, 0x5, 0x3}, {0xc000000f, 0x80, 0x0, 0xffffffffffffffff, 0x597, 0x7, 0xffffffff81bf302b}]}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_fuse_mount(&(0x7f0000000080)='./file0\x00', 0x6000, 0x0, 0x0, 0x0, 0x0) [ 97.321429] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.326620] RIP: 0033:0x455a09 [ 97.329807] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 97.337528] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 97.344812] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 97.352093] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 97.359378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 97.366654] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000000 2018/05/15 12:43:53 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e21, @loopback=0x7f000001}, 0x3, 0x2, 0x3}}, 0xfffffe19) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x200000, 0x0) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f00000000c0)={0x5, &(0x7f0000000080)=[{}, {0x0}, {}, {}, {}]}) ioctl$BINDER_SET_MAX_THREADS(r1, 0x40046205, 0x5) ioctl$DRM_IOCTL_LOCK(r1, 0x4008642a, &(0x7f0000000100)={r2, 0x3}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:53 executing program 6: socket(0xa, 0x5, 0x0) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:53 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffdd86, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:53 executing program 0: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x80000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000100)={0x81, 0x1, {0x1, 0x2, 0x7fffffff, 0x0, 0x7}}) r1 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) write$binfmt_elf64(r1, &(0x7f0000000040)=ANY=[@ANYBLOB="7f454c46000000000000000000937b0000000000000000000000004000004000000000000000000000000000000000000000000038000000f8ffffffffffffff000000000000000000000000000000000000000000000000000000000000000000000000001af0d69201da2ab6000000000000000000553a1d758e20ea47471aea2de26331d3d20000"], 0xfe7a) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x31, 0xffffffffffffffff, 0x0) read(r1, &(0x7f00000001c0)=""/196, 0xc4) 2018/05/15 12:43:53 executing program 1 (fault-call:2 fault-nth:1): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:53 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) 2018/05/15 12:43:53 executing program 5: mbind(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x0, &(0x7f0000000000), 0x81, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x1000, 0x280) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffffff) fanotify_mark(r0, 0x82, 0x8000020, r1, &(0x7f0000000080)='./file0\x00') 2018/05/15 12:43:53 executing program 7: r0 = socket$kcm(0xa, 0x6, 0x0) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x2, 0x4) setsockopt$sock_attach_bpf(r0, 0x10d, 0x11, &(0x7f00000000c0), 0x69b) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x800, 0x0) ioctl$TUNDETACHFILTER(r1, 0x401054d6, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000080)={0x0, 0x0, 0x10001, 0x2}) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f0000000100)={0xad, r2}) [ 98.372324] FAULT_INJECTION: forcing a failure. [ 98.372324] name failslab, interval 1, probability 0, space 0, times 0 [ 98.383777] CPU: 0 PID: 7881 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 98.390975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.400338] Call Trace: [ 98.402951] dump_stack+0x1b9/0x294 [ 98.406603] ? dump_stack_print_info.cold.2+0x52/0x52 [ 98.411803] ? is_bpf_text_address+0xd7/0x170 [ 98.416318] ? kernel_text_address+0x79/0xf0 2018/05/15 12:43:53 executing program 5: r0 = socket(0xa, 0x1, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x2500, 0x0) ioctl$BLKFRASET(r1, 0x1264, &(0x7f0000000080)=0x7) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r2, 0x4c07, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1c, "e1d3f877e5eae453e55d7d64d00d4901baed21f7de92a8669b38ccd6260857dbf5ae46354569636517b50f805ae208258dbb7d0abe8d208f0f1bcc885c8ba93c", "fe047b3177f4fc2eb04172daa8e7d1c4c4cf144a23173b6605afb988de9bbae0932dee7e07195d78f7ddd19a37cb5aa0a5629eef628582fba5bf4af44acfe059", "ee42e3ef1d1772a9432c220303b70b708ad791139c2982fccc5d747a3131995a"}) 2018/05/15 12:43:53 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) syz_mount_image$nfs(&(0x7f00000001c0)='nfs\x00', &(0x7f0000000200)='./file0\x00', 0x1f, 0x6, &(0x7f0000000600)=[{&(0x7f0000000240)="0aeec6d6c837909c606868211773bf187904db7cec26ba93116bbafdbe2429c494b08443364cccb4696daec0a1603b9a1b8583af3fccf837cb03187139adac37628b8f89a3ac7ed4f39ea634711592297ac9cbf11019661d2ba14e1791044b5000a78e86ea1e4ca2c12b556ce62e432dd30c2f5bf616b060a528402a2b39493ad12402d8d3f53ddca9618e5aa4a045cb045b83f8169c648d", 0x98, 0x2}, {&(0x7f0000000300)="a12a21d8125be00e15eecf02f420f313a0e903442abd53dca30c3553997f2fec767d8eee0ad1", 0x26, 0xfff}, {&(0x7f0000000340)="6d37bfc4bdb79645bfe4afefe20544f4e38a8707ec661c19f3732730557d4d6ffeaf0f6d3456ceb669746811b7bb2da2947857c71198b4d222558e7e51ab2c920d3e4de00de345f8e0f333ee6edf5b0add004e9ada37c75a45", 0x59, 0x9}, {&(0x7f00000003c0)="c7e568fffb00acc8ef0ad8834a43e84dffe53577ef9e827e112d2671f57db74f83552e9b2cb716e89e4be348667dd43c1e03b3781ed7e38b49b3f3fd5707d0ab42fd00fc855b200def1909b4fbbc9135d445e01c9e7e181ba5c0ed95ab23677c610ecc9685f4d8e6979e0455bf93f146ffa08aaf4630b3ea29dd4db2", 0x7c, 0x40}, {&(0x7f0000000440)="fed3f034fcd547066b671a81131cf4b5e3063f9556d5b4847ad7a87578587e17e90a98e888fc2a84e311971830523af4f09c3420d3ccdda6c990fd176bc4fddbe21b439e65e07b8cbcddd182d6136d86cbf12c89ea945d1236020a66377664e150c00a794a00b0fd37070fac539b778e38ce80465ad13b0ae82ed0db669373f12f561655aa", 0x85, 0x4}, {&(0x7f0000000500)="bd5c3bfb66b96e01173d5179d7efcbed3e2e2d630d92661cf1f028ea44faef5593e47c6dc6a61b7eecb0d5dc80a9cee5f55491c3cbf222b26078706e870ec3c2ce6a6626c59036e063443ce6bd1d686b51d735807a372401c75b71b82460ae3cd8b60ebb04f81184628a431dd9495e3925b71533b32a0ffba5fa42436bddf04e53c45e282d86a561771f1b21e9c797bd876842602289f0369a8b6c85142aa217d3a0b1a2b8e80e0d70bb7d39062e45a0f1bdd09805f84c202d3770316b6c404d7508926528fcba2d9f7e73f6695cbed2f276eab356890f1ceaddc63869488a9c8a9523ede26f3fcadcfe93be9cd1384668198b5b3c", 0xf5, 0x20}], 0x1, &(0x7f00000006c0)='/dev/snd/midiC#D#\x00') connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$sndmidi(&(0x7f0000000140)='/dev/snd/midiC#D#\x00', 0xa97, 0x2000) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000180)=0x20, 0x4) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r2 = accept4(r0, &(0x7f0000000080)=@l2, &(0x7f0000000000)=0x80, 0x80000) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x8, 0x4) ioctl$SG_GET_ACCESS_COUNT(r1, 0x2289, &(0x7f0000000800)) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000840)={0x0, 0x414, 0x20}, &(0x7f0000000880)=0xc) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f00000008c0)={r3, @in6={{0xa, 0x4e24, 0x10000, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x7}}, 0x1, 0xffffffffffff542e, 0x800, 0x2, 0x9}, &(0x7f0000000980)=0x98) connect$pptp(r2, &(0x7f0000000740)={0x18, 0x2, {0x1}}, 0x1e) ioctl$KVM_S390_UCAS_UNMAP(r0, 0x4018ae51, &(0x7f0000000100)={0x4, 0x5}) ioctl$KVM_GET_SUPPORTED_CPUID(r1, 0xc008ae05, &(0x7f0000000700)=""/61) bpf$BPF_PROG_QUERY(0x10, &(0x7f00000007c0)={r1, 0x3, 0x1, 0x9, &(0x7f0000000780)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xa}, 0x20) [ 98.420741] ? __unwind_start+0x166/0x330 [ 98.424916] should_fail.cold.4+0xa/0x1a [ 98.428991] ? __save_stack_trace+0x7e/0xd0 [ 98.433335] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 98.438468] ? save_stack+0xa9/0xd0 [ 98.442121] ? save_stack+0x43/0xd0 [ 98.445765] ? kasan_kmalloc+0xc4/0xe0 [ 98.449670] ? kasan_slab_alloc+0x12/0x20 [ 98.453841] ? find_held_lock+0x36/0x1c0 [ 98.457941] ? check_same_owner+0x320/0x320 [ 98.462283] ? rcu_note_context_switch+0x710/0x710 [ 98.467226] __should_failslab+0x124/0x180 2018/05/15 12:43:53 executing program 6: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:53 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000100)='/dev/snd/pcmC#D#p\x00', 0xe7, 0x40000) ioctl$KVM_PPC_ALLOCATE_HTAB(r0, 0xc004aea7, &(0x7f0000000080)=0x80000000) ioctl$int_out(r0, 0x4112, &(0x7f0000000040)) socket$inet_dccp(0x2, 0x6, 0x0) [ 98.471480] should_failslab+0x9/0x14 [ 98.475295] kmem_cache_alloc_node_trace+0x26f/0x770 [ 98.480427] __kmalloc_node_track_caller+0x33/0x70 [ 98.485373] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 98.490157] __alloc_skb+0x14d/0x780 [ 98.493891] ? skb_scrub_packet+0x580/0x580 [ 98.498234] ? find_held_lock+0x36/0x1c0 [ 98.502325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 98.507879] ? _parse_integer+0x13b/0x190 [ 98.512057] ? find_held_lock+0x36/0x1c0 [ 98.516145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 2018/05/15 12:43:54 executing program 5: r0 = socket$inet6(0xa, 0x100000003, 0x200) setsockopt$sock_int(r0, 0x1, 0x95f85eee56c186b2, &(0x7f0000000040)=0xf9, 0x4) sendto$inet6(r0, &(0x7f00000000c0), 0xfffffffffffffeaa, 0x1, &(0x7f0000000080)={0xa, 0x4e24, 0x203, @remote={0xfe, 0x80, [], 0xbb}, 0x7}, 0x1c) [ 98.521706] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 98.526485] sock_wmalloc+0x165/0x1e0 [ 98.530308] ? skb_set_owner_w+0x360/0x360 [ 98.534564] ? kasan_check_read+0x11/0x20 [ 98.538733] ? rcu_is_watching+0x85/0x140 [ 98.542905] pppol2tp_sendmsg+0x23a/0x6c0 [ 98.547081] ? pppol2tp_getsockopt+0x940/0x940 [ 98.551687] sock_sendmsg+0xd5/0x120 [ 98.555418] sock_write_iter+0x35a/0x5a0 [ 98.559501] ? sock_sendmsg+0x120/0x120 [ 98.563495] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 98.569064] ? iov_iter_init+0xc9/0x1f0 2018/05/15 12:43:54 executing program 6: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:54 executing program 3: r0 = socket$kcm(0xa, 0x3, 0x11) sendmsg$kcm(r0, &(0x7f00000027c0)={&(0x7f0000000000)=@nl=@unspec, 0x80, &(0x7f0000002500), 0x0, &(0x7f0000000080)=[{0x18, 0x29, 0x5, 'D'}], 0x18}, 0x0) syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0x8000}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={r1, @in={{0x2, 0x4e22, @loopback=0x7f000001}}}, 0x84) [ 98.573062] __vfs_write+0x64d/0x960 [ 98.576791] ? kernel_read+0x120/0x120 [ 98.580694] ? wait_for_completion+0x870/0x870 [ 98.585297] ? rw_verify_area+0x118/0x360 [ 98.589455] vfs_write+0x1f8/0x560 [ 98.593005] ksys_write+0xf9/0x250 [ 98.596566] ? __ia32_sys_read+0xb0/0xb0 [ 98.600648] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 98.606215] __x64_sys_write+0x73/0xb0 [ 98.610122] do_syscall_64+0x1b1/0x800 [ 98.614031] ? finish_task_switch+0x1ca/0x840 [ 98.618549] ? syscall_return_slowpath+0x5c0/0x5c0 [ 98.623495] ? syscall_return_slowpath+0x30f/0x5c0 [ 98.628446] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 98.633836] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.638703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.643901] RIP: 0033:0x455a09 [ 98.647093] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 98.654814] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 98.662091] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 98.669370] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 98.676658] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 98.683938] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000001 2018/05/15 12:43:54 executing program 5: capset(&(0x7f0000000040)={0x20071026}, &(0x7f0000000080)={0x3, 0x7}) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = syz_open_dev$mouse(&(0x7f0000000180)='/dev/input/mouse#\x00', 0x200, 0x10000) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f00000001c0)={0x0, 0x0, 0x2, 0x7, 0x8, 0x8}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000240)={r1, 0x7}, &(0x7f0000000280)=0x8) chdir(&(0x7f0000000100)='./file0\x00') r2 = gettid() capset(&(0x7f00000000c0)={0x19980330, r2}, &(0x7f0000000140)={0x5, 0x0, 0x6, 0x20, 0x3, 0x7}) 2018/05/15 12:43:54 executing program 6: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:54 executing program 3: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000080)={0x0, 0x1f}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000100)={r1, 0x80}, &(0x7f0000000140)=0x8) r2 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f00000002c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=@ipmr_delroute={0x1c, 0x19, 0x321, 0x0, 0x0, {0x80, 0x20}}, 0x1c}, 0x1}, 0x0) 2018/05/15 12:43:54 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x20400, 0x0) ioctl$GIO_FONT(r1, 0x4b60, &(0x7f0000000080)=""/229) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:54 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x6488, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:54 executing program 1 (fault-call:2 fault-nth:2): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:54 executing program 7: keyctl$update(0xc, 0x0, &(0x7f0000000140), 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) 2018/05/15 12:43:54 executing program 0: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x40, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000040)=0x0) fstat(0xffffffffffffff9c, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$inet6_sctp(0xa, 0xb165e23957eaaf2, 0x84, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000480)={{{@in, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000000580)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00000005c0)={{{@in=@multicast2, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@broadcast}}, &(0x7f00000006c0)=0xe8) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000700)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000003f80)={{{@in=@loopback, @in6=@ipv4={[], [], @loopback}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@loopback}}, &(0x7f0000000840)=0xfffffffffffffe73) r8 = getpgrp(r1) r9 = gettid() ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000f00)=0x0) r11 = geteuid() ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f00000035c0)=0x0) r13 = getuid() stat(&(0x7f0000003600)='./file0\x00', &(0x7f0000003640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000036c0)={0x0}, &(0x7f0000003700)=0xc) fstat(0xffffffffffffffff, &(0x7f0000003740)={0x0, 0x0, 0x0, 0x0, 0x0}) r17 = getgid() r18 = syz_open_dev$adsp(&(0x7f00000037c0)='/dev/adsp#\x00', 0xfffffffffffffffd, 0x100) r19 = inotify_init() r20 = memfd_create(&(0x7f0000003800)='\x00', 0x1) r21 = accept4$inet(0xffffffffffffffff, &(0x7f0000000800)={0x0, 0x0, @multicast2}, &(0x7f0000000780)=0x10, 0x80000) r22 = gettid() fstat(0xffffffffffffffff, &(0x7f00000038c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r24 = getgid() r25 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000003980)={&(0x7f0000003940)='./file0\x00', 0x0, 0x10}, 0x10) r26 = socket$l2tp(0x18, 0x1, 0x1) r27 = openat$vnet(0xffffffffffffff9c, &(0x7f00000039c0)='/dev/vhost-net\x00', 0x2, 0x0) r28 = socket$inet6_tcp(0xa, 0x1, 0x0) r29 = syz_open_dev$midi(&(0x7f0000003a00)='/dev/midi#\x00', 0xfffffffffffffffd, 0x400000) r30 = userfaultfd(0x800) r31 = syz_open_dev$sndmidi(&(0x7f0000003a40)='/dev/snd/midiC#D#\x00', 0x8, 0x80000) r32 = openat$dsp(0xffffffffffffff9c, &(0x7f0000003a80)='/dev/dsp\x00', 0x4000, 0x0) r33 = accept$netrom(0xffffffffffffffff, 0x0, &(0x7f0000003ac0)) r34 = getpid() stat(&(0x7f0000003b00)='./file0\x00', &(0x7f0000003b40)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r33, 0x1, 0x11, &(0x7f0000003bc0)={0x0, 0x0, 0x0}, &(0x7f0000003cc0)=0xffffffffffffff0e) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000003c40)=0x0) stat(&(0x7f0000003c80)='./file0\x00', &(0x7f0000004100)={0x0, 0x0, 0x0, 0x0, 0x0}) r39 = getegid() r40 = accept$inet6(0xffffffffffffff9c, &(0x7f0000003d40)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000003d80)=0x1c) r41 = openat$ion(0xffffffffffffff9c, &(0x7f0000003dc0)='/dev/ion\x00', 0x2, 0x0) sendmsg$netlink(r0, &(0x7f0000003f40)={0x0, 0x0, &(0x7f0000003540)=[{&(0x7f0000004180)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="b8736bfb419738e6737e682ff4519cceff14166d82ccd50400570000589fe05667cb85f20800180006000000786a00b25b629fab23867894f4784e72437aaf51c076dfb1162c6ba8efa61dffd30a40cb7207974e2e2c47e04e6d42f67d579b64527206678c63ff82e08756a2f6b6766d635f6d51ae04165214b5a3dd67162a877292c15bf2c34447ba8433b7f189c533635870d3abdb6c8b893ce88b890c016f0008003a000100010014008e000000000000000000000000000000000108006300ac14141008003b00", @ANYRES32=r2, @ANYBLOB="707e04779499a16b91237e8f1e350942f801f0f3cd2d558039a6ff9f8edfe48ab56cf5ddec008504505f465c8f0a7d636460eab02fc0fd7d46dc5fc08efd6e3cee59598dd4382576977d3ca08709a51fb8115fbdbdfa78b30ce16c51831e9718354a93ea4c9fd76ec950f3cdfdaf8067ff73983e0bea959b244afcb1d642a305ca4fa539da8f921bb7b752dce9034513c1377c415a14b08dce15ec0fac54e0e06a6f80551fe3d83a54b70d1d89d7bab52c831644db79a7b67f2d86d7be5afc8808000600ffffffff87872712ea41479c7b0908008800", @ANYRES32=r3, @ANYBLOB='\x00\x00\x00\x00'], 0x310}, {&(0x7f0000000880)={0x64c, 0x39, 0x400, 0x70bd2d, 0x25dfdbfc, "", 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@binary="b10b22c812919094061629e07d175c49135ea6e25e07504cba19a104f17aa72dd951b7d68e70f82c186e86feae601d9fc875a66f7a099f44862f99e2b776951d0b3dce6a6b46a4ee3bc35d9e1cb886ba40bee4fa0929bbc1ee00024c80248a3d3ddaec985e8c812fc86983f87d07972e61450edd579e7f32a31e7ed463b708c961071319bb4604e13a23294de20d9163cd7fc5728e016c6a5f3b8d82202fb068cf39aef172e2c6ae6238756f0f7ef7e818fce52e22877027278df04e2e89cbd1f7fe5da0734e877e88d5facc16c0474200b5f6318fa7e49fefe74b2ff798ace962bdeafb223c36a831f9072d24941d9236563690ab9d6c39"}, @nested={0x1ac, 0x63, [@typed={0x8, 0x3e, @uid=r4}, @generic="be9374f96faeb74a9d26504fd8e7c130e244e2ecaf6c7b76bbdc17c7922f96f06ba088b061291d3286deb947daa6ddc3180f6bf53f65135b27def1c72772774ce565e5ed8adfe160c048b018f640a5b20af911a56e308101f88838ff753cfa12d6bd4c9d547fbe67ea97e0b699c64916a0e2db274a1c3ad9d1487487cb2358fbe19823c4b14313b4a839ee3f25e5f4b261e425661dfc11c613cad0c1d8aaf67f16ce52b5adb608a46b99394ec11c09e798849d44a74699eb2565", @typed={0xc, 0x0, @u64=0xffffffff}, @typed={0x90, 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@generic="13c1bdcdfd41cba2cd7688df30db07d8ec2e1909bda05c7a0b8dec78a0429689b27f8885bf032c01ad00a308cf2e11c9977fd375a58fb8792e27c7405244a17b2ef786249a80a2c1ae211d29e8f24cb7db0f005cdab17b2b14643d2483d0d8bb79ce10ec33d61c6455fbb827e8ea62f67fa6c075f8b62e3f96cf18b32c7e0810af5f6f87aaaa5bb62675678964c18a0c0d8521821e2fe72470134e459031d4b853268042087640e2febb63e3841782f2f93e0353d71e16ac21a2cb8930c1919ad229638d6c565bddcdd287587bd949fb3d618df94c0bdb010e0ea688782ca013811dd76a4d6a93fc1843d09d2b015a5e39dd4737", @typed={0xc, 0x95, @u64=0x4}, @generic="69fc8468943d9524906d84db3543dbab16998a3b9a5c596c683a2c4b48d2feb64016af97e47870db59044bfe344be52bb3445c47c8f08f501120ff0338da7725156b9b687e57c6ee8412b7af7d990b0d7dbf46b66c602b950e349ea14429b3d3998b2f28ea8456ae492961e5ec0a888ddecd7c664a5022fb64fb4384b4e68a0c9fa09326d303a7918fcb34f6adfb6b447878b29aea5f56eeaa1ed1ff73bd1a87eb3c1961077ea7e6b2a2d5efc6b178c727c87d619c12744224274810", @generic="5d13a4539cd658de90e37fe548121893ac9b72d6976b5f69ac69012826866ca8897c3bbe71f53e"]}]}, 0x64c}, {&(0x7f0000000f40)=ANY=[@ANYBLOB="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", @ANYRES32=r9, 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"], 0x223c}], 0x7, &(0x7f0000003e00)=ANY=[@ANYBLOB="20000000000000000100000002000000", @ANYRES32=r12, @ANYRES32=r13, @ANYRES32=r14, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r15, @ANYRES32=r16, @ANYRES32=r17, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r18, @ANYRES32=r19, @ANYRES32=r20, @ANYRES32=r21, @ANYBLOB="20000000000000000100000002000000", @ANYRES32=r22, @ANYRES32=r23, @ANYRES32=r24, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r25, @ANYRES32=r26, @ANYRES32=r27, @ANYRES32=r28, @ANYBLOB="28000000000000000100000001000000", @ANYRES32=r29, @ANYRES32=r30, @ANYRES32=r31, @ANYRES32=r32, @ANYRES32=r33, @ANYBLOB="000001000000a3dc0201", @ANYRES32=r34, @ANYRES32=r35, @ANYRES32=r36, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r37, @ANYRES32=r38, @ANYRES32=r39, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32=r40, @ANYRES32=r41], 0x120, 0x800}, 0x40000) r42 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x2, r42, 0x0) [ 98.827367] capability: warning: `syz-executor5' uses deprecated v2 capabilities in a way that may be insecure 2018/05/15 12:43:54 executing program 6: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:54 executing program 3: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000000)=0x9412, &(0x7f0000000040)=0x4) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f00000026c0)={0x0, @in6={{0xa}}}, &(0x7f00000027c0)=0x100) 2018/05/15 12:43:54 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x3e8, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:54 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 98.951441] FAULT_INJECTION: forcing a failure. [ 98.951441] name failslab, interval 1, probability 0, space 0, times 0 [ 98.962770] CPU: 1 PID: 7949 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 98.969970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.979335] Call Trace: [ 98.981936] dump_stack+0x1b9/0x294 [ 98.985590] ? dump_stack_print_info.cold.2+0x52/0x52 [ 98.990811] should_fail.cold.4+0xa/0x1a [ 98.994899] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 99.000022] ? rcu_is_watching+0x85/0x140 [ 99.004223] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 99.009463] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 99.014685] ? is_bpf_text_address+0xd7/0x170 [ 99.019206] ? __lock_acquire+0x7f5/0x5140 [ 99.023464] ? unwind_get_return_address+0x61/0xa0 [ 99.028426] ? __save_stack_trace+0x7e/0xd0 [ 99.032789] ? debug_check_no_locks_freed+0x310/0x310 [ 99.038003] ? save_stack+0xa9/0xd0 [ 99.041654] ? save_stack+0x43/0xd0 [ 99.045306] ? kasan_kmalloc+0xc4/0xe0 2018/05/15 12:43:54 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x7f, 0x80000) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r2, 0x4068aea3, 0x0) 2018/05/15 12:43:54 executing program 7: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x0, 0x0) r1 = gettid() syz_open_procfs(r1, &(0x7f0000000080)='net\x00') r2 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x2000, 0x0) sync() ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f00000000c0)={0x101, 0x0, 0x0, r2}) [ 99.049215] ? __kmalloc_node_track_caller+0x47/0x70 [ 99.054336] ? __kmalloc_reserve.isra.38+0x3a/0xe0 [ 99.059285] ? __alloc_skb+0x14d/0x780 [ 99.063184] ? sock_wmalloc+0x165/0x1e0 [ 99.067176] ? pppol2tp_sendmsg+0x23a/0x6c0 [ 99.071519] __should_failslab+0x124/0x180 [ 99.075773] should_failslab+0x9/0x14 [ 99.079589] kmem_cache_alloc_node_trace+0x5a/0x770 [ 99.084616] ? lock_downgrade+0x8e0/0x8e0 [ 99.088792] __kmalloc_node_track_caller+0x33/0x70 [ 99.093742] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 99.098526] pskb_expand_head+0x220/0x10c0 [ 99.102772] ? rcu_read_lock_sched_held+0x108/0x120 [ 99.107809] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 99.113122] ? __pskb_copy_fclone+0xe80/0xe80 [ 99.117642] ? retint_kernel+0x10/0x10 [ 99.121560] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 99.126608] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 99.131394] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 99.136432] ? iov_iter_advance+0x2e4/0x14c0 [ 99.140857] l2tp_xmit_skb+0x12bf/0x17d0 [ 99.144916] ? kasan_check_write+0x14/0x20 [ 99.149152] ? l2tp_session_create+0xb50/0xb50 [ 99.153728] ? iov_iter_advance+0x14c0/0x14c0 [ 99.158213] ? kasan_check_read+0x11/0x20 [ 99.162347] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 99.166655] pppol2tp_sendmsg+0x4ae/0x6c0 [ 99.170794] ? pppol2tp_getsockopt+0x940/0x940 [ 99.175363] sock_sendmsg+0xd5/0x120 [ 99.179062] sock_write_iter+0x35a/0x5a0 [ 99.183112] ? sock_sendmsg+0x120/0x120 [ 99.187077] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 99.192596] ? iov_iter_init+0xc9/0x1f0 [ 99.196556] __vfs_write+0x64d/0x960 [ 99.200255] ? kernel_read+0x120/0x120 [ 99.204130] ? wait_for_completion+0x870/0x870 [ 99.208719] ? rw_verify_area+0x118/0x360 [ 99.212852] vfs_write+0x1f8/0x560 [ 99.216392] ksys_write+0xf9/0x250 [ 99.219928] ? __ia32_sys_read+0xb0/0xb0 [ 99.223974] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 99.229503] __x64_sys_write+0x73/0xb0 [ 99.233376] do_syscall_64+0x1b1/0x800 [ 99.237251] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 99.242092] ? syscall_return_slowpath+0x5c0/0x5c0 [ 99.247012] ? syscall_return_slowpath+0x30f/0x5c0 [ 99.251947] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 99.257296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.262126] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.267297] RIP: 0033:0x455a09 [ 99.270472] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.278167] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 99.285419] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 99.292673] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/05/15 12:43:54 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[], 0x1cc) 2018/05/15 12:43:54 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x806, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:54 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha256\x00'}, 0x58) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000001540)='/dev/urandom\x00', 0x40000, 0x0) ioctl$SG_GET_LOW_DMA(r1, 0x227a, &(0x7f00000004c0)) ioctl$DRM_IOCTL_VERSION(0xffffffffffffffff, 0xc0406400, &(0x7f0000000480)={0x0, 0x0, 0x0, 0xf3, &(0x7f0000000200)=""/243, 0x89, &(0x7f0000000300)=""/137, 0x81, &(0x7f00000003c0)=""/129}) r2 = accept4(r0, 0x0, &(0x7f0000001580), 0x0) sendmsg$netrom(r2, &(0x7f0000000500)={&(0x7f0000000100)=@full={{0x3, {"68c29e0f8b4f25"}}, [{"6a20dcf15ce03a"}, {"2313edd1e68efd"}, {"ec173f93b89a90"}, {"874603c26c0a4b"}, {"38480611fa8eb4"}, {"0cd8f215ea6abd"}, {"20af621af1f865"}, {"4ccb9791af58f8"}]}, 0x48, &(0x7f0000000180)=[{&(0x7f0000000000)="1483174b2b05569c000c88c55292e668cce30ed57ca3254b9bc461ce4e2ac46191a8b9ef756233094ec17e6f86715c3fbb518c44f2d17ba9c25dd4a2b6727a172b4c", 0x42}], 0x1, &(0x7f0000000000)}, 0x800) recvmsg$kcm(r2, &(0x7f0000009c40)={&(0x7f00000098c0)=@can={0x0, 0x0}, 0x80, &(0x7f0000009b00)=[{&(0x7f0000009940)=""/150, 0x96}, {&(0x7f0000009a00)=""/203, 0xcb}], 0x2, &(0x7f0000009b40)=""/240, 0xf0, 0x1}, 0x40002002) fstat(r0, &(0x7f0000009c80)={0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_xfrm(r2, &(0x7f0000009f40)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20002004}, 0xc, &(0x7f0000009f00)={&(0x7f0000009d00)=@expire={0x1e8, 0x18, 0x0, 0x70bd25, 0x25dfdbfc, {{{@in6=@mcast2={0xff, 0x2, [], 0x1}, @in6=@mcast1={0xff, 0x1, [], 0x1}, 0x4e24, 0x5, 0x4e22, 0x0, 0x2, 0x80, 0x0, 0x0, r3, r4}, {@in=@multicast1=0xe0000001, 0x4d3, 0x33}, @in=@multicast2=0xe0000002, {0x20, 0x4, 0x1, 0x8, 0x3ff, 0x8, 0x800, 0x2}, {0xaa72, 0x1f, 0x9, 0x2}, {0x100000001, 0x3ff}, 0x70bd2c, 0x3500, 0xa, 0x4, 0x8, 0x7}, 0x623df62b}, [@algo_auth={0x88, 0x1, {{'hmac(sha224-ssse3)\x00'}, 0x200, "c07ae3d627396f4d430103c700583c59e39a7e981d237adb4cc93f39d2ec6e657efd6e31f35e87ee3b0b7b5d5839fdd6fdff6d98aee6e2f28613c393d4152350"}}, @user_kmaddress={0x2c, 0x13, {@in6, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x2}}, @address_filter={0x28, 0x1a, {@in6=@mcast1={0xff, 0x1, [], 0x1}, @in=@multicast1=0xe0000001, 0x2, 0xffff, 0xffffffff}}, @srcaddr={0x14, 0xd, @in=@multicast2=0xe0000002}]}, 0x1e8}, 0x1, 0x0, 0x0, 0x4004000}, 0x0) r5 = msgget$private(0x0, 0x2) msgctl$IPC_INFO(r5, 0x3, &(0x7f0000000540)=""/4096) ioctl$TUNSETLINK(r1, 0x400454cd, 0x31a) 2018/05/15 12:43:54 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000580), 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f00000003c0)=ANY=[@ANYBLOB="0400a948fffd2968f694113cc7ee", @ANYRES32=0x0], &(0x7f00000000c0)=0x2) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp\x00', 0x8000, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r3, 0x891a, &(0x7f0000000140)={'ip6gre0\x00', {0x2, 0x4e24, @multicast1=0xe0000001}}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 99.299929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 99.307182] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000002 2018/05/15 12:43:54 executing program 6: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:55 executing program 7: socket$alg(0x26, 0x5, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) syz_open_dev$sndmidi(&(0x7f0000000240)='/dev/snd/midiC#D#\x00', 0x2, 0x14004) select(0x40, &(0x7f0000000080), &(0x7f00000000c0)={0x3ff, 0x0, 0xe703, 0x0, 0x0, 0x0, 0x10}, &(0x7f0000000100)={0x200081, 0x8f7, 0x0, 0x0, 0x0, 0x0, 0x100000000000000}, &(0x7f0000000000)={0x77359400}) 2018/05/15 12:43:55 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:55 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000280)='/dev/full\x00', 0x1, 0x0) bind$rds(r1, &(0x7f00000002c0)={0x2, 0x4e21}, 0x10) write$binfmt_aout(r0, &(0x7f0000000200)=ANY=[], 0x0) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x20000, 0x0) setsockopt$packet_tx_ring(r1, 0x107, 0xd, &(0x7f0000000300)=@req3={0x1ff, 0x1, 0x3800000000, 0x20, 0x6, 0x9, 0x2}, 0x1c) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f0000000140)={&(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0, 0x0, 0x0], &(0x7f00000000c0), &(0x7f0000000100)=[0x0, 0x0], 0x6, 0x3, 0x0, 0x2}) ioctl$EVIOCSREP(r2, 0x40084503, &(0x7f0000000240)=[0x0, 0x8]) ioctl$TIOCSCTTY(r2, 0x540e, 0x6) 2018/05/15 12:43:55 executing program 5: r0 = socket$inet_icmp(0x2, 0x2, 0x1) setsockopt$inet_group_source_req(r0, 0x0, 0x2f, &(0x7f0000000280)={0xfff, {{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e21, @broadcast=0xffffffff}}}, 0x108) fcntl$setsig(r0, 0xa, 0x11) ioctl$void(r0, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqsrc(r2, 0x0, 0x27, &(0x7f0000000040)={@multicast2=0xe0000002, @dev={0xac, 0x14, 0x14, 0xd}, @rand_addr}, 0xc) setsockopt$inet_int(r1, 0x0, 0x0, &(0x7f00000001c0)=0x7, 0x4) setsockopt$inet_mreqsrc(r2, 0x0, 0x27, &(0x7f00000000c0)={@multicast1=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}}, 0xc) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000200)=0x0) fcntl$setown(r2, 0x8, r3) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000080), &(0x7f0000000180)=0x4) getsockopt$EBT_SO_GET_INIT_INFO(r1, 0x0, 0x82, &(0x7f0000000100)={'broute\x00'}, &(0x7f0000000000)=0x78) 2018/05/15 12:43:55 executing program 6: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:55 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0xff, 0x2000) fcntl$getownex(r0, 0x10, &(0x7f0000000680)={0x0, 0x0}) r2 = geteuid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000006c0)={0x0, 0x0, 0x0}, &(0x7f0000000700)=0xc) setsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000740)={r1, r2, r3}, 0xc) syz_mount_image$hfs(&(0x7f0000000100)='hfs\x00', &(0x7f0000000140)='./file0\x00', 0x3ff, 0x6, &(0x7f0000000580)=[{&(0x7f0000000200)="e137254563f755baaaa0d0c0823b00a738fbdfd98557c8d4ba0406bd308ff2614ba6e131f1b520dd6378222e599393c2013f03f1d22b7b51c90d4ca481ab260f435af5719113af9faa08a73933c440f7b692fd53f9bc7f1a0b492175cd2e9f25ed67bc18f8698c1e332f9ffc3c4cba1aee5bf1ee5b181d40b8919dc1240dd91f3d95b795c4d472cf1bf6062868b4e6937f4c7bb1ddb1bde06902e3160486467c51a74d6317e06277b335e3d92fd8ef245b5fc8394768579fea0f427e6b45198783b2489c05e464d3d12cba6fb0d7c665854f8a1782cd173de32f00c5087eff", 0xdf, 0xfffffffffffffff8}, {&(0x7f0000000300)="8e3e321979127fda5eab683491b22b212ac9d385d3637749f9ed68bb23c4b1525604091cf68ceb04ddb0d962a3a824627888f6f5e07347448c4ab177f52059349dd862eacbf96bf8647a0668859f992acfa0d7fe551fff20d49a9d0d77135b68d4f9905690f711cfcfcd7e831b7055673be80ef74ba83cfbc4983310", 0x7c, 0x2}, {&(0x7f0000000380)="95e695eab507008c9353e6ba872a5deba5216baa7899a4f317c458f15bf4c70423ab17b085b7e1ee438dae77adaaa4b18d7dafd9d153bd15c13cbf5f620f55df876cb96a6efe333396451b0caab875ce75e5114d5eec5b6ca0ca040a6b1c7ee69e2727d01d6ee68a2fdb08aef424cb1e64c554c25ba1f09063429501071be56ead458ef441445f00677e9937a9520cd30694f7f798b3076ab365671dba9270490bbe0e", 0xa3, 0x5}, {&(0x7f0000000440)="43752288d052966fea798549f41664ab8118500a752e14a14e7640642d5fc9806807a4db9828b7c25214a3c1756c0cc419b18d0ae27bc256139066a10ea364763e50a134768ab9573f3412586faeb105a3c87e67aa22", 0x56, 0xffff}, {&(0x7f00000004c0)="fc9313e9fbee9b6594a79ba4c67aa7694b327485d770a707c163c850c53d0b5ca6321bb62b1cd74590126f50995babc7244838ff3f8a5c4a4eb934b6e29d114a74a8be90b81be22a6028a8e286980d23209b525e147637d7a8fd14e14d9a18064ac791b85f22885d37773be94bddf68e2420e670cc8266f4e6146bedbd77413470dcdef473b2c5fb4e70905c927a88c0b1a7b5e2b0170ccac008e96d26cf88d862c9", 0xa2, 0x6}, {&(0x7f0000000180)="5a594d3d7988f71e41cf9fe07b06eda323c329592a5d0f599bb435989a1e21b31144a2137fbf642012e1fc7bf3216ad65ad0", 0x32, 0x100}], 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="71756965742c00432f8c74c87e73950fbedf2170b4b8141e024048dfbfb9e850e511a6f9b4aa2f1193810de53ed4227dcaf1d1d6e7a26761682a7946a863a854a7c545594605ddf3dd62a97e841e566249f585c047be93988e"]) bpf$MAP_CREATE(0x2, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r0}, 0x2c) syz_init_net_socket$nfc_llcp(0x27, 0x0, 0x1) mount(&(0x7f0000000000)='.', &(0x7f0000000040)='.', &(0x7f00000001c0)='cpuset\x00', 0x20, &(0x7f0000000240)) 2018/05/15 12:43:55 executing program 3: setxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=@known='security.selinux\x00', &(0x7f0000000140)='\x00', 0x1, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000100)='ramfs\x00', 0x0, &(0x7f0000000080)) r0 = syz_open_dev$amidi(&(0x7f0000000180)='/dev/amidi#\x00', 0x7, 0x2000) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f00000001c0)=0x5, 0x4) umount2(&(0x7f0000000040)='./file0\x00', 0x4) 2018/05/15 12:43:55 executing program 1 (fault-call:2 fault-nth:3): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 99.632471] hfs: can't find a HFS filesystem on dev loop0 [ 99.688698] hfs: can't find a HFS filesystem on dev loop0 [ 99.705818] FAULT_INJECTION: forcing a failure. [ 99.705818] name failslab, interval 1, probability 0, space 0, times 0 [ 99.717124] CPU: 1 PID: 8034 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 99.724320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.733682] Call Trace: [ 99.736292] dump_stack+0x1b9/0x294 [ 99.739946] ? dump_stack_print_info.cold.2+0x52/0x52 [ 99.745158] should_fail.cold.4+0xa/0x1a [ 99.749237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 99.754358] ? rcu_is_watching+0x85/0x140 [ 99.758526] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 99.763733] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 99.768948] ? is_bpf_text_address+0xd7/0x170 [ 99.773467] ? __lock_acquire+0x7f5/0x5140 [ 99.777723] ? unwind_get_return_address+0x61/0xa0 [ 99.782667] ? __save_stack_trace+0x7e/0xd0 [ 99.787011] ? debug_check_no_locks_freed+0x310/0x310 [ 99.792206] ? save_stack+0xa9/0xd0 [ 99.795826] ? save_stack+0x43/0xd0 [ 99.799444] ? kasan_kmalloc+0xc4/0xe0 [ 99.803323] ? __kmalloc_node_track_caller+0x47/0x70 [ 99.808434] ? __kmalloc_reserve.isra.38+0x3a/0xe0 [ 99.813361] ? __alloc_skb+0x14d/0x780 [ 99.817235] ? sock_wmalloc+0x165/0x1e0 [ 99.821193] ? pppol2tp_sendmsg+0x23a/0x6c0 [ 99.825505] __should_failslab+0x124/0x180 [ 99.829731] should_failslab+0x9/0x14 [ 99.833522] kmem_cache_alloc_node_trace+0x5a/0x770 [ 99.838529] ? kasan_check_read+0x11/0x20 [ 99.842664] ? do_raw_spin_unlock+0x9e/0x2e0 [ 99.847061] __kmalloc_node_track_caller+0x33/0x70 [ 99.851979] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 99.856722] pskb_expand_head+0x220/0x10c0 [ 99.860946] ? rcu_read_lock_sched_held+0x108/0x120 [ 99.865963] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 99.871235] ? __pskb_copy_fclone+0xe80/0xe80 [ 99.875717] ? find_held_lock+0x36/0x1c0 [ 99.879783] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 99.884784] ? iov_iter_advance+0x2e4/0x14c0 [ 99.889183] ? check_same_owner+0x320/0x320 [ 99.893492] ? refcount_dec_if_one+0x170/0x170 [ 99.898064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.903592] l2tp_xmit_skb+0x12bf/0x17d0 [ 99.907645] ? kasan_check_write+0x14/0x20 [ 99.911893] ? l2tp_session_create+0xb50/0xb50 [ 99.916473] ? iov_iter_advance+0x14c0/0x14c0 [ 99.920957] ? kasan_check_read+0x11/0x20 [ 99.925092] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 99.929406] pppol2tp_sendmsg+0x4ae/0x6c0 [ 99.933549] ? pppol2tp_getsockopt+0x940/0x940 [ 99.938119] sock_sendmsg+0xd5/0x120 [ 99.941821] sock_write_iter+0x35a/0x5a0 [ 99.945870] ? sock_sendmsg+0x120/0x120 [ 99.949837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 99.955359] ? iov_iter_init+0xc9/0x1f0 [ 99.959319] __vfs_write+0x64d/0x960 [ 99.963025] ? kernel_read+0x120/0x120 [ 99.966901] ? wait_for_completion+0x870/0x870 [ 99.971479] ? rw_verify_area+0x118/0x360 [ 99.975612] vfs_write+0x1f8/0x560 [ 99.979140] ksys_write+0xf9/0x250 [ 99.982666] ? __ia32_sys_read+0xb0/0xb0 [ 99.986725] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 99.992252] __x64_sys_write+0x73/0xb0 [ 99.996128] do_syscall_64+0x1b1/0x800 [ 100.000006] ? finish_task_switch+0x1ca/0x840 [ 100.004493] ? syscall_return_slowpath+0x5c0/0x5c0 [ 100.009414] ? syscall_return_slowpath+0x30f/0x5c0 [ 100.014342] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 100.019694] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.024528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.029700] RIP: 0033:0x455a09 [ 100.032873] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 2018/05/15 12:43:55 executing program 6: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:55 executing program 7: fsetxattr(0xffffffffffffffff, &(0x7f0000000140)=@known='security.ima\x00', &(0x7f0000000180)='$!cgroup\x00', 0x9, 0x3) r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x200000, 0x0) setsockopt$inet_mreq(r0, 0x0, 0x23, &(0x7f0000000040)={@empty, @multicast1=0xe0000001}, 0x8) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) 2018/05/15 12:43:55 executing program 5: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x408000, 0x0) ioctl$BLKGETSIZE(r0, 0x1260, &(0x7f0000000100)) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc0\x00', 0x101004, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f00000000c0)={0x6, 0xc, 0x1, r1}) perf_event_open(&(0x7f000025c000)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/05/15 12:43:55 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x10200) ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000100)) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:55 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x2, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 100.040568] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 100.047828] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 100.055083] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 100.062336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 100.069592] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000003 2018/05/15 12:43:55 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) sendmsg$netlink(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000680)={0x2240, 0x21, 0x200, 0x70bd26, 0x25dfdbfe, "", [@typed={0x9c, 0x5b, @binary="b4c684016477d2a8ce11ee0f22030ed25fd4e48d987930988ea9efa09ef115fd49eb743a90543a0a3c0761fb6600814fdb8a56ef3ab0c5019acb923e2ce9e0b9048546efca5b86c6db261e7d4071127d899af336d00b51134d28a5b674ee4d184f84746deb883cfe376e51a29bbc93309b135f68ac38aed93e3a11f2da14cf84be66a9e7776faaeed1bae25f3b1ca3a1517a0598325a15"}, @generic="0afe34", @generic="fa72e5fe3a5aae753f5225dbe84dc3904581a63ee818be5428891c1861cf3a6a9c9b2b0d87d316e27d4f1b164391ee2db0", @generic="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@typed={0x28, 0x60, @str=':.posix_acl_access}cgroup:!nodev\x00'}, @generic="8e0c72c456225aa93061062f0fc70a845e5f24a091e8d521a7db5f86af90d816a6ab6c866ee193b458efb3dbc6279397e77e7ba1a275fa3d21dafb125d", @nested={0x108c, 0x96, [@generic="8919789116f18c71c6a6d61851b73278749d1b398a428d6358dc7316a17064cc607183b903f6ed3c401a36e79d06099cf2472963b0d4a0a26b0e1d1747006933c614c133e03f3e03c285978633d045ab84ebcd7e0b8c9c3314706e08a77afa045e78b3bcd80a88b307", @generic="2bd4785b311e4ed170780d82198c4bbd5f703ef5ef09fbd45aa19cf5", @generic="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@generic="67d4cabfa588d5df614d1720f6413f30f802114d28bd44be193ef270ea4d0f6afd75cba6391f97d52e9cda5e86e888930f4b5706b8f627c601bc8b0a70aa33127b93df02e2080e2687d3fdd781bcacfed12ef1245729f58116e923006df62335f5510ee57aac7d495a786409e0"]}, 0x2240}], 0x1, &(0x7f0000000600)=[@rights={0x18, 0x1, 0x1, [r1]}], 0x18}, 0x4810) 2018/05/15 12:43:55 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x812, 0x4, 0x20000000000007, 0x14, 0x0, 0xffffffffffffffff, 0x7, [0x8]}, 0x2c) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0xc0, 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000040)={0x3, [0x8000000000000, 0x100, 0xffffffffffffff4f]}, 0xa) 2018/05/15 12:43:55 executing program 0: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x80, 0x0) ioctl$KVM_GET_REG_LIST(r0, 0xc008aeb0, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000b8514f"]) r1 = socket$nl_generic(0x10, 0x3, 0x10) bind$netlink(r1, &(0x7f0000000040)={0x10, 0x0, 0x0, 0x18000}, 0xc) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/autofs\x00', 0x4000, 0x0) ioctl$sock_ipx_SIOCGIFADDR(r2, 0x8915, &(0x7f0000000140)={'team0\x00', {0x4, 0x5, 0x80000001, "1a921656852a", 0x9}}) r3 = msgget$private(0x0, 0x408) msgsnd(r3, &(0x7f00000000c0)={0x1, "5ae86f824e1cd74dd4a0d20b08e817ecb4cb4da0bdde4a36a0b5038f6056"}, 0x26, 0x800) syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x0, 0x80) 2018/05/15 12:43:55 executing program 6: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:55 executing program 1 (fault-call:2 fault-nth:4): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:55 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88caffff, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:55 executing program 7: r0 = socket(0x2, 0x800, 0xffffffffffffffff) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f0000000180)={{&(0x7f0000000100)=""/30, 0x1e}, &(0x7f0000000140)}, 0x20) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000280)=0x0) r2 = syz_open_procfs(r1, &(0x7f0000000240)='fd/4\x00') ioctl$sock_bt_bnep_BNEPGETCONNINFO(r2, 0x800442d3, &(0x7f00000001c0)={0x0, 0x1, 0x3f, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'bpq0\x00'}) sendfile(r0, r2, &(0x7f0000000200), 0x80000005) openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x20900, 0x0) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000000)=0x1000, &(0x7f0000000040)=0x4) 2018/05/15 12:43:55 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xb9, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000480)={0x0, @in={{0x2, 0x4e21}}, 0x0, 0x81}, &(0x7f0000000540)=0x90) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000580)=@assoc_value={0x0, 0x3}, &(0x7f00000005c0)=0x8) sendmsg$inet_sctp(r1, &(0x7f0000000700)={&(0x7f00000002c0)=@in={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000000440)=[{&(0x7f0000000300)="46445651724959437e4be7ac085a85b23cc2609babb6a3b1517220c17501cf07bdccb276f639b52e06285d3d1cb435cb2a0a618c7e35269103934b6e4afdc8b5adb08ee1c019038c88b2b000771fd8eef956365dd885731d18f4c5272e4b656e0c30a1f8e8f3bafdc419521c048e4f04b8655f9f0bde6d06fb564ee84d3ee350fcbe432b3f1379796909056468af4fbfe533076c0e3f2543bbb7fb89ec8419c10699d2b922468f4eeeab802a86f2a78632f8b43ddd1adf95f7e6abf695550d32d38c579a544fab2f43071e8335bc33e3830b91", 0xd3}, {&(0x7f0000000400)="73c9771de35eec17132b4eb2bb657b593523dfa9c36deb", 0x17}], 0x2, &(0x7f0000000600)=[@sndrcv={0x30, 0x84, 0x1, {0x80, 0x400, 0x8208, 0xfffffffffffffb44, 0x8, 0x6f, 0x3f, 0xfffffffffffffeff, r2}}, @prinfo={0x18, 0x84, 0x5, {0x0, 0x800}}, @init={0x18, 0x84, 0x0, {0x8, 0xb9f1, 0x1, 0x10000}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, [], 0x1b}}, @dstaddrv6={0x20, 0x84, 0x8, @local={0xfe, 0x80, [], 0xaa}}, @authinfo={0x18, 0x84, 0x6, {0x100}}, @sndrcv={0x30, 0x84, 0x1, {0x100000001, 0x20, 0x200, 0xfffffffffffffffe, 0x6, 0x1, 0xfffffffffffffff7, 0x5, r3}}], 0xe8, 0x80}, 0x4000) sendmsg$inet_sctp(r1, &(0x7f0000000140)={&(0x7f0000000080)=@in6={0xa, 0x4e23, 0x5, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0xfff}, 0x1c, &(0x7f0000000100)=[{&(0x7f00000000c0)="e33878154da9e6f23c7be3b174bcdc50c5b45de930c23f7adf3398b932852d4e3354d2ee72aef03bf1", 0x29}], 0x1, 0x0, 0x0, 0x40000}, 0x8000) mbind(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x2, &(0x7f0000000740)=0x7fff, 0x7fff, 0x6) write$binfmt_aout(r0, &(0x7f0000000280)=ANY=[@ANYRES64, @ANYPTR64=&(0x7f0000000180)=ANY=[@ANYBLOB="876e2dca946fbfa9e176dd0874d1a50c0cad7ae4da9e86a3a40ac86573eeec56c7328f24d042b9cdcc42bbfa00b0b3f38953dfb7a6ee347ac768fe7f8cfd22766ac3dbe5cce970073a3888fc793e06bb8fca07ff3c07ddca104f0f7e772cc9be7b2c2e7f02bcabbcdf15ef87e5490ee04f9a5744db02fd8b5d1388f7d2a2da7d3927719bc7f5cab4b2c9011b6c25854f11f1af630d5612841ee1b600d4296366b90906d3ac1ff8d2fdf24e9d220cb02d88da019929f4ffee23767a7bc53885e0127c28177f1f586009fca5d53721137eccb49211fc59f03baf0e5f3726c270346483886749dd4d5cdda7002c4ee0155de5"]], 0x2) 2018/05/15 12:43:55 executing program 3: syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x0, 0x0) r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_open_dev$binder(&(0x7f0000000040)='/dev/binder#\x00', 0xffffffffffffffff, 0x4804) r1 = socket(0x2, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mlock(&(0x7f0000ffb000/0x2000)=nil, 0x2000) mremap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000ffa000/0x1000)=nil) 2018/05/15 12:43:55 executing program 0: r0 = socket$inet6(0xa, 0x100000003, 0xff) r1 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x5, 0x400403) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x8, 0x5, 0x9, 0xfffffffffffffff8, 0xfc02}, &(0x7f0000000080)=0x14) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000100)=0x0) rt_sigqueueinfo(r3, 0x1e, &(0x7f0000000140)={0x1b, 0x20, 0xffffffffffff3b8e, 0x9}) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f00000000c0)=@sack_info={r2, 0x7, 0x16d1}, 0xc) sendto$inet6(r0, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000000180)={0xa, 0x0, 0x0, @loopback={0xff00000000000000, 0x1}}, 0x1c) 2018/05/15 12:43:55 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x86ddffff, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 100.397439] FAULT_INJECTION: forcing a failure. [ 100.397439] name failslab, interval 1, probability 0, space 0, times 0 [ 100.408738] CPU: 1 PID: 8092 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 100.415938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.425307] Call Trace: [ 100.427922] dump_stack+0x1b9/0x294 [ 100.431585] ? dump_stack_print_info.cold.2+0x52/0x52 [ 100.436796] ? is_bpf_text_address+0xd7/0x170 [ 100.441317] ? kernel_text_address+0x79/0xf0 [ 100.445766] ? __unwind_start+0x166/0x330 [ 100.449932] should_fail.cold.4+0xa/0x1a [ 100.454006] ? __save_stack_trace+0x7e/0xd0 [ 100.458344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 100.463474] ? save_stack+0xa9/0xd0 [ 100.467116] ? save_stack+0x43/0xd0 [ 100.470759] ? kasan_kmalloc+0xc4/0xe0 [ 100.474660] ? kasan_slab_alloc+0x12/0x20 [ 100.478821] ? kmem_cache_alloc_node+0x144/0x780 [ 100.483589] ? __alloc_skb+0x111/0x780 [ 100.487487] ? ip_do_fragment+0xb66/0x2ac0 [ 100.491734] ? ip_fragment.constprop.49+0x179/0x240 [ 100.496761] ? ip_finish_output+0x6cb/0xf80 [ 100.501103] ? ip_output+0x21b/0x850 [ 100.504832] ? ip_local_out+0xc5/0x1b0 [ 100.508733] ? ip_queue_xmit+0x9d7/0x1f70 [ 100.512890] ? l2tp_xmit_skb+0xf66/0x17d0 [ 100.517048] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 100.521388] ? sock_sendmsg+0xd5/0x120 [ 100.525287] ? sock_write_iter+0x35a/0x5a0 [ 100.529549] ? __vfs_write+0x64d/0x960 [ 100.533459] ? vfs_write+0x1f8/0x560 [ 100.537185] ? ksys_write+0xf9/0x250 [ 100.540910] ? __x64_sys_write+0x73/0xb0 [ 100.544985] ? do_syscall_64+0x1b1/0x800 [ 100.549061] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.554444] ? print_usage_bug+0xc0/0xc0 [ 100.558517] ? print_usage_bug+0xc0/0xc0 [ 100.562591] ? graph_lock+0x170/0x170 [ 100.566410] ? print_usage_bug+0xc0/0xc0 [ 100.570494] __should_failslab+0x124/0x180 [ 100.574750] should_failslab+0x9/0x14 [ 100.578566] kmem_cache_alloc_node_trace+0x5a/0x770 [ 100.583606] __kmalloc_node_track_caller+0x33/0x70 [ 100.588552] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 100.593325] __alloc_skb+0x14d/0x780 [ 100.597058] ? skb_scrub_packet+0x580/0x580 [ 100.601403] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.606953] ? ipv4_mtu+0x375/0x580 [ 100.610592] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 100.616056] ? mark_held_locks+0xc9/0x160 [ 100.620219] ? mark_held_locks+0xc9/0x160 [ 100.624386] ? __local_bh_enable_ip+0x161/0x230 [ 100.629073] ip_do_fragment+0xb66/0x2ac0 [ 100.633142] ? trace_hardirqs_on+0xd/0x10 [ 100.637301] ? ip_copy_metadata+0xa90/0xa90 [ 100.641637] ? trace_hardirqs_on+0xd/0x10 2018/05/15 12:43:55 executing program 7: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) write$binfmt_elf64(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="7f454c4600000000000000000000000000000000000000000000000000000000400000000000000000000000fffffff3000000000000380000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0xfffffdc1) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e24, 0x1, @dev={0xfe, 0x80, [], 0x10}, 0x8}}, 0x3, 0x3ff}, &(0x7f0000000000)=0x90) fsync(0xffffffffffffffff) 2018/05/15 12:43:55 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x5d, &(0x7f0000000580), 0x0) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae8a, &(0x7f00000001c0)=ANY=[@ANYBLOB="000181c8ffff000082"]) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 100.645805] ? ip_finish_output2+0x1840/0x1840 [ 100.650400] ? graph_lock+0x170/0x170 [ 100.654209] ? graph_lock+0x170/0x170 [ 100.658029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.663582] ? ipv4_mtu+0x375/0x580 [ 100.667225] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 100.672688] ? find_held_lock+0x36/0x1c0 [ 100.676775] ip_fragment.constprop.49+0x179/0x240 [ 100.681630] ip_finish_output+0x6cb/0xf80 [ 100.685799] ? ip_fragment.constprop.49+0x240/0x240 [ 100.690829] ? kasan_check_read+0x11/0x20 [ 100.694989] ? rcu_is_watching+0x85/0x140 [ 100.699608] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 100.704819] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 100.709848] ? nf_hook_slow+0x11e/0x1c0 [ 100.713843] ip_output+0x21b/0x850 [ 100.717398] ? __ip_local_out+0x5cf/0xb20 [ 100.721555] ? ip_mc_output+0x15a0/0x15a0 [ 100.725696] ? ip_queue_xmit+0xa1/0x1f70 [ 100.729752] ? ip_fragment.constprop.49+0x240/0x240 [ 100.734757] ? __ip_select_ident+0x168/0x290 [ 100.739157] ? ip_idents_reserve+0x300/0x300 [ 100.743555] ip_local_out+0xc5/0x1b0 [ 100.747260] ip_queue_xmit+0x9d7/0x1f70 [ 100.751221] ? ip_build_and_send_pkt+0xc70/0xc70 [ 100.755964] ? __lock_is_held+0xb5/0x140 [ 100.760012] ? udp_set_csum+0xdf/0x5e0 [ 100.763894] l2tp_xmit_skb+0xf66/0x17d0 [ 100.767860] ? l2tp_session_create+0xb50/0xb50 [ 100.772432] ? iov_iter_advance+0x14c0/0x14c0 [ 100.776912] ? kasan_check_read+0x11/0x20 [ 100.781050] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 100.785361] pppol2tp_sendmsg+0x4ae/0x6c0 [ 100.789498] ? pppol2tp_getsockopt+0x940/0x940 [ 100.794071] sock_sendmsg+0xd5/0x120 [ 100.797770] sock_write_iter+0x35a/0x5a0 [ 100.801821] ? sock_sendmsg+0x120/0x120 [ 100.805791] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 100.811314] ? iov_iter_init+0xc9/0x1f0 [ 100.815278] __vfs_write+0x64d/0x960 [ 100.818979] ? kernel_read+0x120/0x120 [ 100.822856] ? wait_for_completion+0x870/0x870 [ 100.827433] ? rw_verify_area+0x118/0x360 [ 100.831568] vfs_write+0x1f8/0x560 [ 100.835104] ksys_write+0xf9/0x250 [ 100.838632] ? __ia32_sys_read+0xb0/0xb0 [ 100.842685] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 100.848214] __x64_sys_write+0x73/0xb0 [ 100.852091] do_syscall_64+0x1b1/0x800 [ 100.855976] ? finish_task_switch+0x1ca/0x840 [ 100.860460] ? syscall_return_slowpath+0x5c0/0x5c0 [ 100.865385] ? syscall_return_slowpath+0x30f/0x5c0 [ 100.870313] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 100.875672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.880505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.885680] RIP: 0033:0x455a09 [ 100.888854] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 100.896549] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 100.903808] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 100.911070] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 100.918329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 100.925592] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000004 2018/05/15 12:43:56 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xf, 0x8000000004, 0x4, 0x5, 0x0, 0x1, 0x9}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r0, &(0x7f0000000040), &(0x7f0000000140)=""/209}, 0x18) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x67, 0x40000) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f0000000280)={0x7, 0xffffffff, 0x10000, {r2, r3+10000000}, 0x7, 0xa33}) 2018/05/15 12:43:56 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000001140)=ANY=[], 0x6e) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x9, 0x40000) setsockopt$inet6_MRT6_DEL_MFC(r1, 0x29, 0xcd, &(0x7f0000000080)={{0xa, 0x4e23, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xa4}, {0xa, 0x4e23, 0x10000, @remote={0xfe, 0x80, [], 0xbb}, 0x80}, 0x4, [0x5, 0x60, 0x7fffffff, 0x6, 0x2, 0x9, 0x9, 0x2]}, 0x5c) r2 = fcntl$getown(r1, 0x9) get_robust_list(r2, &(0x7f0000000200)=&(0x7f00000001c0)={&(0x7f0000000100), 0x0, &(0x7f0000000180)={&(0x7f0000000140)}}, &(0x7f0000000240)=0x18) 2018/05/15 12:43:56 executing program 7: readlink(&(0x7f0000003080)='./file0\x00', &(0x7f0000002080)=""/4096, 0x14e8) unshare(0x42000400) 2018/05/15 12:43:56 executing program 6: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:56 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8035, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:56 executing program 1 (fault-call:2 fault-nth:5): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:56 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = getpgrp(0x0) r3 = gettid() rt_tgsigqueueinfo(r2, r3, 0x2b, &(0x7f0000000040)={0x1f, 0x3, 0x0, 0x4}) write$rdma_cm(r1, &(0x7f0000008880)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000008840)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="02000000000000fa00000000000000000a000000000000004bcff44dbeae88f02ffe808000000000000000000000000000ff010000", @ANYRES32=r4], 0x69c) 2018/05/15 12:43:56 executing program 3: r0 = socket(0x40000000015, 0x805, 0x0) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000)=0xe2, 0x286) setsockopt$RDS_FREE_MR(r0, 0x114, 0x3, &(0x7f00000002c0)={{0x6dfa, 0xbd}}, 0x10) 2018/05/15 12:43:56 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f00000000c0)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000080)=0x0) ioctl$LOOP_CHANGE_FD(r2, 0x4c06, r1) ioctl$sock_SIOCSPGRP(r1, 0x8902, &(0x7f0000000100)=r3) personality(0x10) r4 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x1, 0x200000) ioctl$KVM_S390_VCPU_FAULT(r4, 0x4008ae52, &(0x7f0000000180)=0x4) 2018/05/15 12:43:56 executing program 2: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000001200)='/dev/qat_adf_ctl\x00', 0x40, 0x0) syncfs(r0) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) syz_mount_image$hfsplus(&(0x7f0000000000)='hfsplus\x00', &(0x7f0000000080)='./file0\x00', 0x7f, 0x9, &(0x7f00000023c0)=[{&(0x7f00000000c0)="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", 0x1000, 0x6}, {&(0x7f00000010c0)="729c653a11db4909b6806f6b956567c8843db022faedc979459516378b60caed4478fb2a0eb6fa97115122c2a50ef0c9c50340204cc851c844a3d2cbf8920d37912666c8d9c027258f2ba506bbf5a104d4820cddae47d191e29eb1b9a805354375ead8f006565bf98ecd09e5ac11dc0b0d", 0x71, 0x100}, {&(0x7f0000001140)="dc195b35f16d6c826da72f2eec8e0c7acd27dc333912bbfc7d55b20ee3f736af9da6745ef0ca5e5f7cbab799ef1c008f0b6a7af39001ec253e13525b431295e4be74d09252da5c03bbc54fb789b90ada138703700a823f3d6ee1d9da204dee0b02d1ba7379ab39ef503b82ecd61aa6c680a3582275eafc852b5310508b3dbd5d4b06e666", 0x84, 0x7fffffff}, {&(0x7f0000001200), 0x0, 0x200}, {&(0x7f0000001240)="77e535ce148ceb68ea05ce83e160e468e2833f047e33eaf0", 0x18, 0x9}, {&(0x7f0000001280)="dbbf77490326fd127a55ccc3bd37a0d7c93111e7e3b22186e6c040ab0a6a39ecf193f954de7a4648ac10cb93f7e14855750ef8256ba96a430a0ccfd7f647414ceb234a2f012dd284daa4ac1591a3b1ecbc8e4e61bbbc1550f6a3178f1c0c8e12221668d29c3fe97ab1a6a2", 0x6b}, {&(0x7f0000001300)="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0x1000, 0xffffffff}, {&(0x7f0000002300)="1d21d83ed717", 0x6, 0x2}, {&(0x7f0000002340)="cbdc32e5b10b9f14705c1fd20f37b2629be85e053613b28988dc46e5c446647eb1542076580a740f11dc22c81b795facd87a897af75c47be38c7f597ddf1055dc1dcfbb86a14c17ddba968b7ece7a1083be5bb62b6567050e4c53ede15f73092bdb6b3d273f27c2feb01408e5d46ad68440b2a1a", 0x74, 0x20}], 0x8000, &(0x7f00000024c0)={[{@umask={'umask', 0x3d, [0x33, 0x30, 0x32, 0x37, 0x37, 0x31, 0x37]}, 0x2c}, {@decompose='decompose', 0x2c}, {@gid={'gid', 0x3d, [0x35, 0x3d, 0x39, 0x31, 0x36, 0x32, 0x0]}, 0x2c}, {@decompose='decompose', 0x2c}]}) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:56 executing program 3: r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x101002, 0x0) write$binfmt_misc(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="83797ad2510a2677ab283105babb31"], 0x4) [ 101.297661] IPVS: ftp: loaded support on port[0] = 21 [ 101.368145] hfsplus: unable to parse mount options [ 101.426709] FAULT_INJECTION: forcing a failure. [ 101.426709] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.438591] CPU: 0 PID: 8157 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 101.445795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.455156] Call Trace: [ 101.457757] dump_stack+0x1b9/0x294 [ 101.461416] ? dump_stack_print_info.cold.2+0x52/0x52 [ 101.466615] ? print_usage_bug+0xc0/0xc0 [ 101.470687] should_fail.cold.4+0xa/0x1a [ 101.474748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 101.479840] ? lock_downgrade+0x8e0/0x8e0 [ 101.483977] ? kasan_check_read+0x11/0x20 [ 101.488107] ? rcu_is_watching+0x85/0x140 [ 101.492241] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 101.497414] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 101.502599] ? is_bpf_text_address+0xd7/0x170 [ 101.507083] ? kernel_text_address+0x79/0xf0 [ 101.511478] ? __unwind_start+0x166/0x330 [ 101.515612] ? __kernel_text_address+0xd/0x40 [ 101.520104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 101.525639] ? should_fail+0x21b/0xbcd [ 101.529510] ? __save_stack_trace+0x7e/0xd0 [ 101.533826] __alloc_pages_nodemask+0x34e/0xd70 [ 101.538487] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 101.543490] ? save_stack+0x43/0xd0 [ 101.547103] ? kasan_kmalloc+0xc4/0xe0 [ 101.550979] ? kasan_slab_alloc+0x12/0x20 [ 101.555113] ? kmem_cache_alloc_node+0x144/0x780 [ 101.559853] ? __alloc_skb+0x111/0x780 [ 101.563731] ? ip_do_fragment+0xb66/0x2ac0 [ 101.567961] ? ip_fragment.constprop.49+0x179/0x240 [ 101.572964] ? ip_output+0x21b/0x850 [ 101.576660] ? ip_local_out+0xc5/0x1b0 [ 101.580530] ? ip_queue_xmit+0x9d7/0x1f70 [ 101.584668] ? l2tp_xmit_skb+0xf66/0x17d0 [ 101.588809] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 101.593135] ? sock_sendmsg+0xd5/0x120 [ 101.597020] ? sock_write_iter+0x35a/0x5a0 [ 101.601240] ? __vfs_write+0x64d/0x960 [ 101.605115] ? vfs_write+0x1f8/0x560 [ 101.608818] ? ksys_write+0xf9/0x250 [ 101.612513] ? __x64_sys_write+0x73/0xb0 [ 101.616555] ? do_syscall_64+0x1b1/0x800 [ 101.620603] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.625953] ? print_usage_bug+0xc0/0xc0 [ 101.629995] ? print_usage_bug+0xc0/0xc0 [ 101.634051] ? print_usage_bug+0xc0/0xc0 [ 101.638097] cache_grow_begin+0x72/0x6c0 [ 101.642144] kmem_cache_alloc_node_trace+0x692/0x770 [ 101.647236] __kmalloc_node_track_caller+0x33/0x70 [ 101.652163] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 101.656910] __alloc_skb+0x14d/0x780 [ 101.660609] ? skb_scrub_packet+0x580/0x580 [ 101.664916] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 101.670441] ? ipv4_mtu+0x375/0x580 [ 101.674066] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 101.679525] ? mark_held_locks+0xc9/0x160 [ 101.683670] ? mark_held_locks+0xc9/0x160 [ 101.687808] ? __local_bh_enable_ip+0x161/0x230 [ 101.692460] ip_do_fragment+0xb66/0x2ac0 [ 101.696505] ? trace_hardirqs_on+0xd/0x10 [ 101.700662] ? ip_copy_metadata+0xa90/0xa90 [ 101.705079] ? trace_hardirqs_on+0xd/0x10 [ 101.709213] ? ip_finish_output2+0x1840/0x1840 [ 101.713781] ? graph_lock+0x170/0x170 [ 101.717564] ? graph_lock+0x170/0x170 [ 101.721352] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 101.726875] ? ipv4_mtu+0x375/0x580 [ 101.730487] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 101.735919] ? find_held_lock+0x36/0x1c0 [ 101.739967] ip_fragment.constprop.49+0x179/0x240 [ 101.744798] ip_finish_output+0x6cb/0xf80 [ 101.748932] ? ip_fragment.constprop.49+0x240/0x240 [ 101.753933] ? kasan_check_read+0x11/0x20 [ 101.758084] ? rcu_is_watching+0x85/0x140 [ 101.762225] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 101.767401] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 101.772417] ? nf_hook_slow+0x11e/0x1c0 [ 101.776375] ip_output+0x21b/0x850 [ 101.779895] ? __ip_local_out+0x5cf/0xb20 [ 101.784034] ? ip_mc_output+0x15a0/0x15a0 [ 101.788165] ? ip_queue_xmit+0xa1/0x1f70 [ 101.792214] ? ip_fragment.constprop.49+0x240/0x240 [ 101.797214] ? __ip_select_ident+0x168/0x290 [ 101.801607] ? ip_idents_reserve+0x300/0x300 [ 101.805996] ip_local_out+0xc5/0x1b0 [ 101.809699] ip_queue_xmit+0x9d7/0x1f70 [ 101.813659] ? ip_build_and_send_pkt+0xc70/0xc70 [ 101.818399] ? __lock_is_held+0xb5/0x140 [ 101.822443] ? udp_set_csum+0xdf/0x5e0 [ 101.826318] l2tp_xmit_skb+0xf66/0x17d0 [ 101.830280] ? l2tp_session_create+0xb50/0xb50 [ 101.834849] ? iov_iter_advance+0x14c0/0x14c0 [ 101.839330] ? kasan_check_read+0x11/0x20 [ 101.843460] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 101.847777] pppol2tp_sendmsg+0x4ae/0x6c0 [ 101.851915] ? pppol2tp_getsockopt+0x940/0x940 [ 101.856487] sock_sendmsg+0xd5/0x120 [ 101.860188] sock_write_iter+0x35a/0x5a0 [ 101.864235] ? sock_sendmsg+0x120/0x120 [ 101.868904] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 101.874427] ? iov_iter_init+0xc9/0x1f0 [ 101.878394] __vfs_write+0x64d/0x960 [ 101.882103] ? kernel_read+0x120/0x120 [ 101.885973] ? wait_for_completion+0x870/0x870 [ 101.890543] ? rw_verify_area+0x118/0x360 [ 101.894674] vfs_write+0x1f8/0x560 [ 101.898199] ksys_write+0xf9/0x250 [ 101.901724] ? __ia32_sys_read+0xb0/0xb0 [ 101.905786] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 101.911322] __x64_sys_write+0x73/0xb0 [ 101.915196] do_syscall_64+0x1b1/0x800 [ 101.919065] ? finish_task_switch+0x1ca/0x840 [ 101.923553] ? syscall_return_slowpath+0x5c0/0x5c0 [ 101.928466] ? syscall_return_slowpath+0x30f/0x5c0 [ 101.933381] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 101.938729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.943557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.948731] RIP: 0033:0x455a09 [ 101.951904] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 101.959597] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 101.966849] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 101.974111] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 101.981365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 101.988618] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000005 2018/05/15 12:43:57 executing program 5: r0 = socket(0xa, 0x402, 0x9) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_int(r0, 0x0, 0x1a, &(0x7f0000000040), &(0x7f0000000080)=0xfffffffffffffdaa) 2018/05/15 12:43:57 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88640000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:57 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:57 executing program 7: r0 = syz_open_dev$usbmon(&(0x7f0000000280)='/dev/usbmon#\x00', 0xfffffffffffffffe, 0x0) ioctl$TIOCLINUX2(r0, 0x541c, &(0x7f00000002c0)={0x2, 0x11dc, 0x6, 0x5d9, 0x6, 0x69}) r1 = socket(0x0, 0x4, 0x7) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x40000, 0x0) ioctl$BLKPG(r2, 0x1269, &(0x7f0000000100)={0x8, 0x2f2, 0x1000, &(0x7f0000001280)="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"}) getsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f00000001c0), &(0x7f0000000200)=0xb) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x18}, 0x10) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='\x00\x00\x00\x00\x00') getdents(r3, &(0x7f0000000000)=""/127, 0x7f) 2018/05/15 12:43:57 executing program 0: r0 = socket$inet_icmp(0x2, 0x2, 0x1) setsockopt(r0, 0x40, 0xc4, &(0x7f0000000080)="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", 0x1000) capset(&(0x7f00000fc000)={0x19980330}, &(0x7f000047efe8)) syz_fuseblk_mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/05/15 12:43:57 executing program 3: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000140)=0x80000001, 0x4) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc0\x00', 0x200000, 0x0) syz_open_procfs(r3, &(0x7f0000000040)='net/packet\x00') ioctl$LOOP_SET_STATUS64(r2, 0x4c02, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x7a, 0x0, 0x0, 0x0, 0x0, "e1d3f877e5eae453e55d7d64d00d4901baed21f7de92a8669b38ccd6260857dbf5ae46354569636517b50f805ae208258dbb7d0abe8d208f0f1bcc885c8ba93c", "fe047b3177f4fc2eb04172daa8e7d1c4c4cf144a23173b6605afb988de9bbae0932dee7e07195d78f7ddd19a37cb5aa0a5629eef628582fba5bf4af44acfe059", "ee42e3ef1d1772a9432c220303b70b708ad791139c2982fccc5d747a3131995a"}) connect$bt_l2cap(r1, &(0x7f0000000080)={0x1f, 0x7, {0x80006, 0x2, 0xfffffffffffffffd, 0x100000000, 0x10000, 0xfffffffffffffff7}, 0x6, 0x3}, 0xe) 2018/05/15 12:43:57 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x400400, 0x0) recvfrom$inet6(r1, &(0x7f0000000400)=""/212, 0xfffffffffffffdc0, 0x101, &(0x7f00000001c0)={0xa, 0x4e28, 0x5, @ipv4={[], [0xff, 0xff]}, 0xee}, 0x1c) connect$l2tp(r0, &(0x7f00000002c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0xfffffffffffffd99) socketpair$ax25(0x3, 0x2, 0x6, &(0x7f0000000040)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:57 executing program 1 (fault-call:2 fault-nth:6): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:57 executing program 0: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1000, 0x0) setsockopt$bt_BT_SECURITY(r0, 0x112, 0x4, &(0x7f0000000080), 0x2) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000000)=0x4, &(0x7f0000000040)=0x4) r1 = dup3(r0, r0, 0x80000) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f00000000c0)={0x0, 0x7, 0x4b, 0x6, 0x2, 0x1, 0x0, 0x2, {0x0, @in={{0x2, 0x4e20, @rand_addr=0xed}}, 0x101, 0x9, 0x2, 0x1, 0x80000001}}, &(0x7f0000000180)=0xb0) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000240)={r3, 0x10001}, 0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f00000001c0)={r2, 0x6}, &(0x7f0000000200)=0x8) dup3(r0, r0, 0x80000) [ 102.135976] FAULT_INJECTION: forcing a failure. [ 102.135976] name failslab, interval 1, probability 0, space 0, times 0 [ 102.147668] CPU: 1 PID: 8184 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 102.147678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.147683] Call Trace: [ 102.147708] dump_stack+0x1b9/0x294 [ 102.147730] ? dump_stack_print_info.cold.2+0x52/0x52 [ 102.147752] should_fail.cold.4+0xa/0x1a [ 102.147766] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 102.147784] ? print_usage_bug+0xc0/0xc0 [ 102.189309] ? __lock_acquire+0x7f5/0x5140 [ 102.189334] ? check_noncircular+0x20/0x20 [ 102.189353] ? check_noncircular+0x20/0x20 [ 102.189370] ? __lock_acquire+0x7f5/0x5140 [ 102.206318] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 102.211879] ? pmd_huge+0x92/0x140 [ 102.215435] ? print_usage_bug+0xc0/0xc0 [ 102.219512] ? graph_lock+0x170/0x170 [ 102.223333] ? __lock_acquire+0x7f5/0x5140 [ 102.227593] __should_failslab+0x124/0x180 [ 102.231852] should_failslab+0x9/0x14 2018/05/15 12:43:57 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:57 executing program 5: r0 = signalfd4(0xffffffffffffff9c, &(0x7f0000000040), 0x8, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet(0xa, 0x6, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f00000000c0)) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000000)=@broute={'broute\x00', 0x20, 0x2, 0x3b0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000240], 0x0, &(0x7f0000000080), &(0x7f0000000600)=ANY=[@ANYBLOB="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"]}, 0x435) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x0, 0x0) ioctl$KDSETKEYCODE(r2, 0x4b4d, &(0x7f0000000140)={0x50d4, 0x100000001}) 2018/05/15 12:43:57 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000140)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f02acc7edbcd7a071fb35331ce39c5a") fsetxattr(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="757365722e2f657865000000010004093a95ddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f02acc7edbcd7a071fb35331ce39c5a"], &(0x7f00000000c0)="2f65786500000000000409004bddd9de91be10eebf020ee9a90f798058439ed554fa07424adee901d2da75af1f02acc7edbcd7a071fb35331ce39c5a", 0x3c, 0x0) [ 102.235668] kmem_cache_alloc+0x47/0x760 [ 102.239749] ? lock_acquire+0x1dc/0x520 [ 102.243737] ? dev_valid_name+0x2c0/0x2c0 [ 102.247907] skb_clone+0x1ed/0x4f0 [ 102.251471] ? skb_split+0x11d0/0x11d0 [ 102.255373] ? rcu_is_watching+0x85/0x140 [ 102.259535] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 102.264748] dev_queue_xmit_nit+0x3cf/0xb90 [ 102.269082] ? debug_check_no_locks_freed+0x310/0x310 [ 102.274291] ? napi_busy_loop+0xca0/0xca0 [ 102.278460] ? debug_check_no_locks_freed+0x310/0x310 2018/05/15 12:43:57 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0x5, 0x5, 0x20}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r0, &(0x7f0000000000), &(0x7f0000000200)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r0, &(0x7f0000000000), &(0x7f0000000140)=""/144}, 0x18) r1 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x4, 0x80000) r2 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') ioctl$sock_SIOCGIFINDEX(0xffffffffffffff9c, 0x8933, &(0x7f00000061c0)={'bridge_slave_0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000006200)={{{@in6=@mcast1, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@mcast2}}, &(0x7f0000006300)=0xe8) socketpair(0x0, 0x4, 0xff, &(0x7f0000003800)) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000006340)={'vcan0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f0000006580)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000006540)={&(0x7f0000006380)={0x190, r2, 0x800, 0x70bd26, 0x25dfdbfe, {0x1}, [{{0x8, 0x1, r3}, {0x174, 0x2, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0xff}}, {0x8, 0x6, r4}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x3fff80000000000}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'hash\x00'}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r5}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x80000001}}}]}}]}, 0x190}, 0x1}, 0x4000) recvmmsg(r1, &(0x7f0000003640)=[{{&(0x7f0000000280)=@hci, 0x80, &(0x7f0000000400)=[{&(0x7f0000000300)=""/242, 0xf2}, {&(0x7f0000000200)=""/9, 0x9}], 0x2, 0x0, 0x0, 0x6000}, 0x62}, {{&(0x7f0000000440)=@vsock={0x0, 0x0, 0x0, @my}, 0x80, &(0x7f00000016c0)=[{&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f00000014c0)=""/58, 0x3a}, {&(0x7f0000001500)=""/101, 0x65}, {&(0x7f0000001580)=""/213, 0xd5}, {&(0x7f0000001680)=""/51, 0x33}], 0x5, &(0x7f0000001740)=""/121, 0x79, 0x1}, 0x36}, {{&(0x7f00000017c0)=@nfc, 0x80, &(0x7f0000001dc0)=[{&(0x7f0000001840)=""/143, 0x8f}, {&(0x7f0000001900)=""/171, 0xab}, {&(0x7f00000019c0)=""/144, 0x90}, {&(0x7f0000001a80)=""/153, 0x99}, {&(0x7f0000001b40)=""/65, 0x41}, {&(0x7f0000001bc0)=""/66, 0x42}, {&(0x7f0000001c40)=""/180, 0xb4}, {&(0x7f0000001d00)=""/25, 0x19}, {&(0x7f0000001d40)=""/100, 0x64}], 0x9, &(0x7f0000001e80)=""/59, 0x3b}, 0x2}, {{0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001ec0)=""/22, 0x16}, {&(0x7f0000001f00)=""/210, 0xd2}], 0x2, 0x0, 0x0, 0xfff}, 0x10000}, {{&(0x7f0000002040)=@ipx, 0x80, &(0x7f00000021c0)=[{&(0x7f00000020c0)=""/207, 0xcf}], 0x1, &(0x7f0000002200)=""/44, 0x2c, 0x5}, 0x5}, {{&(0x7f0000002240)=@can, 0x80, &(0x7f0000002600)=[{&(0x7f00000022c0)=""/243, 0xf3}, {&(0x7f00000023c0)=""/89, 0x59}, {&(0x7f0000002440)=""/189, 0xbd}, {&(0x7f0000002500)=""/250, 0xfa}], 0x4, &(0x7f0000002640)=""/4096, 0x1000, 0xfff}, 0x1}], 0x6, 0x20, &(0x7f00000037c0)={0x0, 0x989680}) [ 102.283663] ? check_noncircular+0x20/0x20 [ 102.287923] dev_hard_start_xmit+0x16b/0xc10 [ 102.292355] ? __lock_acquire+0x7b0/0x5140 [ 102.296614] ? validate_xmit_skb_list+0x120/0x120 [ 102.301481] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 102.307043] ? netif_skb_features+0x696/0xb40 [ 102.311565] ? validate_xmit_xfrm+0x1ef/0xdc0 [ 102.316076] ? lock_acquire+0x1dc/0x520 [ 102.320071] ? validate_xmit_skb+0x704/0xd90 [ 102.324502] ? netif_skb_features+0xb40/0xb40 [ 102.329025] __dev_queue_xmit+0x2724/0x34c0 2018/05/15 12:43:57 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:57 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0xf, 0x880a, 0x40000000000) ioctl(r1, 0x8912, &(0x7f00000001c0)="68592eea9bcd760f2b28c6068ce9db") r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r2, 0x4008ae48, &(0x7f00000000c0)) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000100)=[@in6={0xa, 0x4e20, 0xffffffff00000000, @empty, 0xff}, @in6={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80, [], 0x16}, 0xff}, @in6={0xa, 0x4e22, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x3ff}, @in={0x2, 0x4e22}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1f}}, @in6={0xa, 0x4e21, 0x4, @empty, 0x52d}, @in6={0xa, 0x4e24, 0x73b, @dev={0xfe, 0x80, [], 0x17}}], 0xac) r3 = eventfd(0x0) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000280)={0x0, &(0x7f0000000240), 0x0, r3}) openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x2, 0x0) ioctl$KVM_GET_DIRTY_LOG(r2, 0x4010ae42, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000ffd000/0x2000)=nil}) [ 102.333372] ? netdev_pick_tx+0x2d0/0x2d0 [ 102.337541] ? debug_check_no_locks_freed+0x310/0x310 [ 102.342752] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 102.347965] ? is_bpf_text_address+0xd7/0x170 [ 102.352477] ? kernel_text_address+0x79/0xf0 [ 102.356911] ? __unwind_start+0x166/0x330 [ 102.361080] ? __kernel_text_address+0xd/0x40 [ 102.365681] ? unwind_get_return_address+0x61/0xa0 [ 102.370629] ? __save_stack_trace+0x7e/0xd0 [ 102.374979] ? save_stack+0xa9/0xd0 [ 102.378624] ? graph_lock+0x170/0x170 [ 102.382442] ? __kmalloc_reserve.isra.38+0x3a/0xe0 [ 102.387392] ? __alloc_skb+0x14d/0x780 [ 102.391289] ? ip_do_fragment+0xb66/0x2ac0 [ 102.395539] ? ip_fragment.constprop.49+0x179/0x240 [ 102.400575] ? ip_finish_output+0x6cb/0xf80 [ 102.404913] ? ip_output+0x21b/0x850 [ 102.408641] ? ip_local_out+0xc5/0x1b0 [ 102.412555] ? ip_queue_xmit+0x9d7/0x1f70 [ 102.416721] ? l2tp_xmit_skb+0xf66/0x17d0 [ 102.420890] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 102.425235] ? sock_sendmsg+0xd5/0x120 [ 102.429148] ? sock_write_iter+0x35a/0x5a0 [ 102.433395] ? __vfs_write+0x64d/0x960 [ 102.437297] ? vfs_write+0x1f8/0x560 [ 102.441032] ? ksys_write+0xf9/0x250 [ 102.444768] ? __x64_sys_write+0x73/0xb0 [ 102.448848] ? do_syscall_64+0x1b1/0x800 [ 102.452936] ? print_usage_bug+0xc0/0xc0 [ 102.457018] ? lock_downgrade+0x8e0/0x8e0 [ 102.461168] ? lock_release+0xa10/0xa10 [ 102.465133] ? kasan_check_read+0x11/0x20 [ 102.469275] ? mark_held_locks+0xc9/0x160 [ 102.473421] dev_queue_xmit+0x17/0x20 [ 102.477210] ? dev_queue_xmit+0x17/0x20 [ 102.481177] ip_finish_output2+0x1046/0x1840 [ 102.485573] ? ip_copy_metadata+0xa90/0xa90 [ 102.489883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.495408] ? refcount_add_not_zero+0x216/0x320 [ 102.500150] ? refcount_dec_if_one+0x170/0x170 [ 102.504721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.510247] ? memcpy+0x45/0x50 [ 102.513516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.519044] ? skb_copy_bits+0x507/0x770 [ 102.523093] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 102.528616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.534138] ? ip_options_fragment+0x1cf/0x2b0 [ 102.538712] ip_do_fragment+0xa9e/0x2ac0 [ 102.542758] ? ip_do_fragment+0xa9e/0x2ac0 [ 102.546982] ? trace_hardirqs_on+0xd/0x10 [ 102.551115] ? ip_copy_metadata+0xa90/0xa90 [ 102.555429] ? ip_finish_output2+0x1840/0x1840 [ 102.559998] ? graph_lock+0x170/0x170 [ 102.563799] ? graph_lock+0x170/0x170 [ 102.567592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.573116] ? ipv4_mtu+0x375/0x580 [ 102.576732] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 102.582169] ? find_held_lock+0x36/0x1c0 [ 102.586225] ip_fragment.constprop.49+0x179/0x240 [ 102.591055] ip_finish_output+0x6cb/0xf80 [ 102.595191] ? ip_fragment.constprop.49+0x240/0x240 [ 102.600195] ? kasan_check_read+0x11/0x20 [ 102.604332] ? rcu_is_watching+0x85/0x140 [ 102.608470] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 102.613651] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 102.618654] ? nf_hook_slow+0x11e/0x1c0 [ 102.622619] ip_output+0x21b/0x850 [ 102.626143] ? __ip_local_out+0x5cf/0xb20 [ 102.630276] ? ip_mc_output+0x15a0/0x15a0 [ 102.634410] ? ip_queue_xmit+0xa1/0x1f70 [ 102.638461] ? ip_fragment.constprop.49+0x240/0x240 [ 102.643463] ? __ip_select_ident+0x168/0x290 [ 102.647873] ? ip_idents_reserve+0x300/0x300 [ 102.652270] ip_local_out+0xc5/0x1b0 [ 102.655971] ip_queue_xmit+0x9d7/0x1f70 [ 102.659934] ? ip_build_and_send_pkt+0xc70/0xc70 [ 102.664679] ? __lock_is_held+0xb5/0x140 [ 102.668733] ? udp_set_csum+0xdf/0x5e0 [ 102.672612] l2tp_xmit_skb+0xf66/0x17d0 [ 102.676592] ? l2tp_session_create+0xb50/0xb50 [ 102.681166] ? iov_iter_advance+0x14c0/0x14c0 [ 102.685650] ? kasan_check_read+0x11/0x20 [ 102.689792] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 102.694102] pppol2tp_sendmsg+0x4ae/0x6c0 [ 102.698954] ? pppol2tp_getsockopt+0x940/0x940 [ 102.703532] sock_sendmsg+0xd5/0x120 [ 102.707232] sock_write_iter+0x35a/0x5a0 [ 102.711281] ? sock_sendmsg+0x120/0x120 [ 102.715252] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 102.720785] ? iov_iter_init+0xc9/0x1f0 [ 102.724749] __vfs_write+0x64d/0x960 [ 102.728449] ? kernel_read+0x120/0x120 [ 102.732335] ? wait_for_completion+0x870/0x870 [ 102.736913] ? rw_verify_area+0x118/0x360 [ 102.741048] vfs_write+0x1f8/0x560 [ 102.744575] ksys_write+0xf9/0x250 [ 102.748101] ? __ia32_sys_read+0xb0/0xb0 [ 102.752148] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 102.757684] __x64_sys_write+0x73/0xb0 [ 102.761561] do_syscall_64+0x1b1/0x800 [ 102.765436] ? finish_task_switch+0x1ca/0x840 [ 102.769919] ? syscall_return_slowpath+0x5c0/0x5c0 [ 102.774839] ? syscall_return_slowpath+0x30f/0x5c0 [ 102.779774] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 102.785126] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.789958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.795132] RIP: 0033:0x455a09 [ 102.798308] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 102.806006] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 102.813269] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 102.820525] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 102.827778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 102.835036] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000006 [ 102.879639] kernel msg: ebtables bug: please report to author: Wrong len argument [ 102.937713] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/05/15 12:43:58 executing program 0: futex(&(0x7f000000cffc)=0x1, 0x800000000006, 0xfffffffffffffffc, &(0x7f0000000040)={0x77359400}, &(0x7f0000048000), 0x0) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x1000000, 0x13, r0, 0x0) futex(&(0x7f000000cffc), 0x800000000003, 0x0, &(0x7f00003b6ff0)={0x77359400}, &(0x7f0000000000), 0x0) 2018/05/15 12:43:58 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x4888, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:58 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:58 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_udp_int(r1, 0x11, 0x0, &(0x7f0000000140), 0x4) r2 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x4410, 0x1) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r2, 0x800443d2, &(0x7f0000000100)={0x2, &(0x7f00000000c0)=[{}, {}]}) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000080)={0x1, 0xc8e}, 0x8) connect$inet(r0, &(0x7f0000000040)={0x2}, 0x10) close(r0) 2018/05/15 12:43:58 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = dup(r0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000180)={{{@in6=@local, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@loopback}}, &(0x7f0000000000)=0xe8) recvfrom$packet(r1, &(0x7f0000000080)=""/205, 0xcd, 0x102, &(0x7f0000000280)={0x11, 0xd, r2, 0x1, 0x0, 0x6, @random="40b46ec46c3d"}, 0x14) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000300)='/dev/qat_adf_ctl\x00', 0x101000, 0x0) 2018/05/15 12:43:58 executing program 1 (fault-call:2 fault-nth:7): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:58 executing program 5: r0 = memfd_create(&(0x7f0000000180)="5b805705ffff801d6540d1813d84ce30b70ec4fcfe", 0x3) fcntl$addseals(r0, 0x409, 0x6) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000000)={{0x101, 0xa47, 0x7fffffff, 0x6, 0x9, 0xffffffffffffff7f}, 0x3f}) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) fallocate(r0, 0x0, 0x0, 0x2) 2018/05/15 12:43:58 executing program 3: r0 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x10880) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000001280)=@nat={'nat\x00', 0x19, 0x2, 0xa78, [0x20000800, 0x0, 0x0, 0x20000830, 0x20001218], 0x0, &(0x7f0000000540), &(0x7f0000000800)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0xb, 0xb, 0x8efd, 'dummy0\x00', 'teql0\x00', 'veth0_to_team\x00', 'ipddp0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, [0x0, 0xff, 0xff, 0xff, 0xe8c25b21148dfa07], 0xb0, 0xe8, 0x118, [@mark_m={'mark_m\x00', 0x18, {{0x7, 0x5595, 0x2, 0x2}}}]}, [@arpreply={'arpreply\x00', 0x10, {{@random="c897d062636f", 0xffffffffffffffff}}}]}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8, {{0x800}}}}, {{{0x7, 0x20, 0x8035, 'bcsf0\x00', 'lo\x00', 'nr0\x00', 'veth0\x00', @random="738c4ef52e61", [0xff, 0xff, 0x0, 0x0, 0x0, 0xff], @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, [0xff, 0xff, 0x0, 0x0, 0xff, 0xff], 0x858, 0x858, 0x8a0, [@u32={'u32\x00', 0x7c0, {{[{[{0x7fff, 0x3}, {0x8, 0x1}, {0x1}, {0x2c, 0x2}, {0x100, 0x2}, {0x18000}, {0x0, 0x2}, {0x401, 0x3}, {0x2, 0x1}, {0x0, 0x3}, {0x1000, 0x3}], [{0xff, 0x8}, {0x8, 0x9}, {0x1000, 0x9}, {0xfffffffffffffffc, 0x4}, {0x5, 0xe151}, {0x3ff, 0x7}, {0x80, 0x80000000}, {0x0, 0xdc}, {0x1, 0xbdf7}, {0xb2f, 0x7}, {0x1ff, 0x31cd}], 0x7, 0xa}, {[{0x1}, {0x8, 0x3}, {0x3, 0x2}, {0xfffffffffffffc00, 0x3}, {0x100}, {0x1, 0x3}, {0x1ff}, {0x4, 0x3}, {0xffffffffffffffe7, 0x2}, {0xea, 0x2}, {0x7fff, 0x3}], [{0x0, 0xa3b}, {0xfffffffffffffffb, 0x3}, {0x64bb, 0xc14c}, {0x7, 0x5}, {0x4, 0x9}, {0x40}, {0x1c, 0x100000001}, {0xfff, 0x1}, {0x3, 0x1}, {0x4, 0x10001}, {0x100, 0x3}], 0x1, 0x3}, {[{0x100, 0x3}, {0x5d, 0x2}, {0x1064a0000000}, {0xff, 0x2}, {0x1ff, 0x1}, {0x100, 0x3}, {0x29, 0x3}, {0x5, 0x3}, {0x4, 0x2}, {0x401, 0x2}, {0x6, 0x2}], [{0x6, 0xff}, {0x4, 0x20}, {0xffffffff, 0x4}, {0x5, 0x8001}, {0x5, 0x7f}, {0x80000000, 0xffffffffffffff53}, {0x5f218262, 0x81b}, {0x5, 0x9}, {0xbc5, 0x1ff}, {0x0, 0x2}, {0xd0, 0x10001}], 0xa, 0x7}, {[{0x800, 0x3}, {0x3, 0x1}, {0x6, 0x2}, {0x1, 0x1}, {0xa4, 0x3}, {0x4, 0x2}, {0x100000000, 0x3}, {0xe0, 0x3}, {0x1000, 0x1}, {0x7}, {0x2}], [{0x7ff, 0xffffffffffffffe1}, {0x3, 0xff}, {0xf70, 0xffffffffffff8000}, {0x2, 0x5}, {0x7, 0x200}, {0xccd, 0x2}, {}, {0x3ff, 0x4f}, {0x7ff, 0x400}, {0x551c, 0xa84}, {0x0, 0x6}], 0x8}, {[{0x65, 0x3}, {0x1, 0x3}, {0x84, 0x3}, {0x8, 0x3}, {0x41, 0x3}, {0x7f}, {0x2}, {0x5, 0x1}, {0xef0, 0x2}, {0x6708, 0x1}, {0x2, 0x3}], [{0x9}, {0x6, 0x5}, {0x5, 0x8000000}, {0x7f, 0x29f4}, {0x7, 0x4}, {0x2ec, 0xe389}, {0x81, 0x1}, {0x1e40, 0x3}, {0x2, 0x8}, {0x9, 0x121}, {0x10001, 0x400}], 0x4, 0xb}, {[{0x1f, 0x3}, {0x42a6f2b8, 0x1}, {0x100000001, 0x1}, {0x9, 0x2}, {0x4, 0x1}, {0x9}, {0x5}, {0x5, 0x1}, {0x10001}, {0x7, 0x3}, {0x2}], [{0x7, 0x401}, {0x1, 0x8}, {0xffffffffffffff7f, 0x2}, {0x6}, {0x0, 0x9}, {0x1, 0x4}, {0x7, 0x7}, {0x4, 0x5}, {0x0, 0x121}, {0xda, 0x80000000}, {0x101, 0x400000000}], 0x1, 0x4}, {[{0x5, 0x3}, {0x20}, {0x3}, {0x7f, 0x2}, {0x7, 0x3}, {0x6, 0xffbe9eea65595cd}, {0xb36}, {0x4, 0x1}, {0x7, 0x3}, {0x3, 0x3}, {0x1, 0x3}], [{0x336, 0x9}, {0x1, 0x3}, {0x40, 0x1f}, {0xd2f, 0x5}, {0x2, 0x1000}, {0x1}, {0x8, 0x8f4}, {0x80000000, 0xc50a}, {0x73e, 0x8}, {0x5, 0x7}, {0x3219, 0x4a}], 0xa, 0x5}, {[{0x4, 0x1}, {0x8001, 0x3}, {0x9, 0x3}, {0x1, 0x3}, {0x100, 0x3}, {0x7, 0x3}, {0x1}, {0x4, 0x1}, {0x1, 0x2}, {0x3, 0x1}, {0x0, 0x2}], [{0x8000000000000000, 0x8}, {0x9, 0x4}, {0x401, 0x400}, {0x8001, 0x800}, {0x98, 0x4}, {0x7, 0x8}, {0xfffffffffffffff7, 0x5}, {0x3, 0xfffffffffffffffd}, {0xc4f, 0x41}, {0x9, 0xc6}, {0x10001}], 0x8, 0x3}, {[{0x5, 0xc2d13569cc567fbb}, {0x3, 0x3}, {0x6, 0x3}, {0x10001}, {0x80000001, 0x3}, {0x9}, {0x7ff}, {0x7fff}, {0x6}, {0x8}, {0xfff, 0x3}], [{0x81, 0xfff}, {0xffff, 0xffd}, {0xf1d6, 0x5}, {0x3, 0x9554}, {0xc, 0x1}, {0x2, 0x8000}, {0x7, 0x7}, {0x400, 0x8}, {0x3}, {0xe00, 0x8}, {0x4cc1bda1, 0x7}], 0x6, 0x4}, {[{0xd3b5, 0x3}, {0x1, 0x2}, {0xff6, 0x2}, {0xfff, 0x3}, {0x1b8, 0x1}, {0x1f, 0x3}, {0x5510, 0x3}, {0x2, 0x3}, {0x1000}, {0x400, 0x1}, {0x3ff}], [{0x7, 0x9}, {0x3, 0x9}, {0x100000001, 0xfffffffffffffffe}, {0x100000000, 0x5}, {0x3f, 0x200}, {0x8}, {0x2578bfea, 0x9a5}, {0x10001}, {0x20, 0x80}, {0x1, 0x7fff}, {0xcaaf, 0xf6a}], 0x5, 0x6}, {[{0x9, 0x1}, {0x32}, {0x1, 0x3}, {0x80000000, 0x2}, {0x3f, 0x2}, {0x80000001, 0x1}, {0x400, 0x3}, {0x3, 0x1}, {0x6, 0x2}, {0xffffffffffffffe1}, {0x4, 0x2}], [{0x46d5, 0x5}, {0x7, 0xfffffffffffffa63}, {0x8, 0x10000}, {0x1f}, {0x83, 0x4}, {0x0, 0x3b3}, {0x1, 0x4}, {0x6, 0x44}, {0x5, 0x1}, {0x7, 0x7}, {0x8, 0x800}], 0xa, 0xb}], 0x5ed}}}]}}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz1\x00', 0xfffffffffffffffe, 0x1f, 0x6}}}}]}, {0x0, '\x00', 0x2}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0xaf0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) writev(r0, &(0x7f0000000080), 0x1000000000000081) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000640)={0x0}, &(0x7f0000000680)=0xc) r3 = geteuid() stat(&(0x7f00000006c0)='./file0\x00', &(0x7f0000000700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmmsg$unix(r0, &(0x7f00000007c0)=[{&(0x7f0000000100)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f00000005c0)=[{&(0x7f0000000180)="2824f1ea924d0d35e5fd45f027d797c7d8460287e2a2a4b93a05f4145fd49efa2a4d03b8d5f5bb71f4a3af320f148cc331bfa6b131014a6c785c831427d8ded361da0a8f95a0b178c5b91efc1f953ce38ab0818be36cce9fc551b00791950328e57eac376d86e121bf141cfcdb932482d2224f08a3b831f2379e240d93e2380ded8e25e74ee17db389748c75359576b4b36600aeff1a40481224fabf69f7c21ead98fe61b62296c2e28bcd93d3151a44b9ec91a9704527a30383b5776bb2144613407731bde39104992598249be9d63d868c7e39b7a17dd3719495f3fbbe5646305030c8d8c3d0746618a9a044b3f8bf2fd2922dfa0b", 0xf6}, {&(0x7f0000000280)="b15f0dcf1ce85c698d40ffa9965d0d8898f993c835ea98735a3205799bc4b578b2d1cd4c4e04e3a95e2b1977271348ff6577cb2548db5e08fe8b07a8541a59b35d23c2752c938fdde6c307b828733bb8b27f4e4a3a752f970c5d78bef2bb72ff253429d839d5f37ebf55f501e2d17bc43122421cdb7b187ce39c50fe4194fd8d49f019d7b8e72d392c0fd0b32e25a216e7cac550706bd4b0eed2c127ecb1096613c311b00233794961d1ae1a814aadd1d1eb718e38a0e5d37383d9db8ce4928685ce9dcf1f8e029fba78206153b93538292c286b78e870ab5d7b63f3c0", 0xdd}, {&(0x7f0000000380)="ed9e7b086926356fe87e2c1357a2ccb1f7979831bd8bf7", 0x17}, {&(0x7f00000003c0)="0a3303e6f8c7dc9c9c7115de583b55c4599703a75c9afdd96a6a8601ca24092cf772ee783d252b8ce89dfda76fd696c76bab6113e723de4355afa5c5a1d8a9296a7cd0cacc089a5ec6fcad5896340c5a196fd9147b03d99369034928ba", 0x5d}, {&(0x7f0000000440)="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", 0xfe}, {&(0x7f0000000540)}, {&(0x7f0000000580)="ab9cd4201fe08bf376d3651017168c106f43cb8edde8954965966cda21a8c689c178e2cfc177a328cab7735593", 0x2d}], 0x7, &(0x7f0000000780)=[@cred={0x20, 0x1, 0x2, r2, r3, r4}], 0x20, 0x40}], 0x1, 0x94) [ 103.108916] FAULT_INJECTION: forcing a failure. [ 103.108916] name failslab, interval 1, probability 0, space 0, times 0 [ 103.120235] CPU: 0 PID: 8245 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 103.127434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.136799] Call Trace: [ 103.139401] dump_stack+0x1b9/0x294 [ 103.143038] ? dump_stack_print_info.cold.2+0x52/0x52 [ 103.148229] ? is_bpf_text_address+0xd7/0x170 [ 103.152726] ? kernel_text_address+0x79/0xf0 [ 103.157134] ? __unwind_start+0x166/0x330 [ 103.161288] should_fail.cold.4+0xa/0x1a [ 103.165354] ? __save_stack_trace+0x7e/0xd0 [ 103.169685] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 103.174798] ? save_stack+0xa9/0xd0 [ 103.178425] ? save_stack+0x43/0xd0 [ 103.182057] ? kasan_kmalloc+0xc4/0xe0 [ 103.185944] ? kasan_slab_alloc+0x12/0x20 [ 103.190097] ? kmem_cache_alloc_node+0x144/0x780 [ 103.194852] ? __alloc_skb+0x111/0x780 [ 103.198741] ? ip_do_fragment+0xb66/0x2ac0 [ 103.202979] ? ip_fragment.constprop.49+0x179/0x240 [ 103.207992] ? ip_finish_output+0x6cb/0xf80 [ 103.212313] ? ip_output+0x21b/0x850 [ 103.216023] ? ip_local_out+0xc5/0x1b0 [ 103.219908] ? ip_queue_xmit+0x9d7/0x1f70 [ 103.224057] ? l2tp_xmit_skb+0xf66/0x17d0 [ 103.228201] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 103.232524] ? sock_sendmsg+0xd5/0x120 [ 103.236427] ? sock_write_iter+0x35a/0x5a0 [ 103.240666] ? __vfs_write+0x64d/0x960 [ 103.244551] ? vfs_write+0x1f8/0x560 [ 103.248263] ? ksys_write+0xf9/0x250 [ 103.251973] ? __x64_sys_write+0x73/0xb0 [ 103.256034] ? do_syscall_64+0x1b1/0x800 [ 103.260097] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.265461] ? ksys_write+0xf9/0x250 [ 103.269171] ? __x64_sys_write+0x73/0xb0 [ 103.273235] ? do_syscall_64+0x1b1/0x800 [ 103.277296] ? print_usage_bug+0xc0/0xc0 [ 103.281358] ? graph_lock+0x170/0x170 [ 103.285170] __should_failslab+0x124/0x180 [ 103.289410] should_failslab+0x9/0x14 [ 103.293214] kmem_cache_alloc_node_trace+0x5a/0x770 [ 103.298247] __kmalloc_node_track_caller+0x33/0x70 [ 103.303185] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 103.307950] __alloc_skb+0x14d/0x780 [ 103.311675] ? skb_scrub_packet+0x580/0x580 [ 103.316001] ? refcount_dec_if_one+0x170/0x170 [ 103.320590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.326130] ? memcpy+0x45/0x50 [ 103.329415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.334952] ? skb_copy_bits+0x507/0x770 [ 103.339018] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 103.344559] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.350102] ? ip_options_fragment+0x1cf/0x2b0 [ 103.354687] ip_do_fragment+0xb66/0x2ac0 [ 103.358749] ? trace_hardirqs_on+0xd/0x10 [ 103.362895] ? ip_copy_metadata+0xa90/0xa90 [ 103.367226] ? ip_finish_output2+0x1840/0x1840 [ 103.371811] ? graph_lock+0x170/0x170 [ 103.375609] ? graph_lock+0x170/0x170 [ 103.379421] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.384961] ? ipv4_mtu+0x375/0x580 [ 103.388592] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 103.394043] ? find_held_lock+0x36/0x1c0 [ 103.398111] ip_fragment.constprop.49+0x179/0x240 [ 103.402959] ip_finish_output+0x6cb/0xf80 [ 103.407110] ? ip_fragment.constprop.49+0x240/0x240 [ 103.412131] ? kasan_check_read+0x11/0x20 [ 103.416281] ? rcu_is_watching+0x85/0x140 [ 103.420432] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 103.425624] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 103.430651] ? nf_hook_slow+0x11e/0x1c0 [ 103.434629] ip_output+0x21b/0x850 [ 103.438174] ? __ip_local_out+0x5cf/0xb20 [ 103.442325] ? ip_mc_output+0x15a0/0x15a0 [ 103.446474] ? ip_queue_xmit+0xa1/0x1f70 [ 103.450545] ? ip_fragment.constprop.49+0x240/0x240 [ 103.455559] ? __ip_select_ident+0x168/0x290 [ 103.459967] ? ip_idents_reserve+0x300/0x300 [ 103.464376] ip_local_out+0xc5/0x1b0 [ 103.468094] ip_queue_xmit+0x9d7/0x1f70 [ 103.472073] ? ip_build_and_send_pkt+0xc70/0xc70 [ 103.476832] ? __lock_is_held+0xb5/0x140 [ 103.480895] ? udp_set_csum+0xdf/0x5e0 [ 103.484793] l2tp_xmit_skb+0xf66/0x17d0 [ 103.488782] ? l2tp_session_create+0xb50/0xb50 [ 103.493374] ? iov_iter_advance+0x14c0/0x14c0 [ 103.497877] ? kasan_check_read+0x11/0x20 [ 103.502031] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 103.506355] pppol2tp_sendmsg+0x4ae/0x6c0 [ 103.510512] ? pppol2tp_getsockopt+0x940/0x940 [ 103.515098] sock_sendmsg+0xd5/0x120 [ 103.518816] sock_write_iter+0x35a/0x5a0 [ 103.522883] ? sock_sendmsg+0x120/0x120 [ 103.526868] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 103.532407] ? iov_iter_init+0xc9/0x1f0 [ 103.536384] __vfs_write+0x64d/0x960 [ 103.540101] ? kernel_read+0x120/0x120 [ 103.543991] ? wait_for_completion+0x870/0x870 [ 103.548586] ? rw_verify_area+0x118/0x360 [ 103.552735] vfs_write+0x1f8/0x560 [ 103.556282] ksys_write+0xf9/0x250 [ 103.559825] ? __ia32_sys_read+0xb0/0xb0 [ 103.563887] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 103.569432] __x64_sys_write+0x73/0xb0 [ 103.573326] do_syscall_64+0x1b1/0x800 [ 103.577214] ? finish_task_switch+0x1ca/0x840 [ 103.581715] ? syscall_return_slowpath+0x5c0/0x5c0 [ 103.586650] ? syscall_return_slowpath+0x30f/0x5c0 [ 103.591589] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 103.596964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.601813] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.606997] RIP: 0033:0x455a09 2018/05/15 12:43:59 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) [ 103.610184] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 103.617895] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 103.625165] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 103.632434] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 103.639703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 103.646967] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000007 2018/05/15 12:43:59 executing program 3: r0 = socket$inet6(0xa, 0x80003, 0xad) r1 = socket$inet6(0xa, 0x3, 0x747) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x2, 0x10010, r0, 0x0) socketpair(0x96eb68d0258fb632, 0x0, 0x9, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_udp_int(r3, 0x11, 0x64, &(0x7f00000000c0)=0x6, 0x4) r4 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x4002, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r4, 0x6, 0x1, &(0x7f0000000040)={0xecc5, 0x6, 0x7, 0x10000, 0xcc3, 0x100000000, 0x7}, 0xc) sendmmsg(r0, &(0x7f0000006840)=[{{0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f0000000680)=[{0x10, 0x29, 0x37}], 0x10}}], 0x1, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000001900)={0x0, 0x200, 0x0, 0x7, 0xbb}, &(0x7f0000001940)=0x18) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r4, 0x84, 0x13, &(0x7f0000002340)={0x0, 0xa7}, &(0x7f0000002380)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000002980)={0x3, [0x0, 0x0, 0x0]}, &(0x7f00000029c0)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f0000002a00)={0x0, @in6={{0xa, 0x4e21, 0x10001, @dev={0xfe, 0x80, [], 0xa}, 0x6}}}, &(0x7f0000002ac0)=0x84) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000003200)={0x0, 0x5}, &(0x7f0000003240)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r2, 0x84, 0xf, &(0x7f0000003640)={0x0, @in={{0x2, 0x4e20, @multicast1=0xe0000001}}, 0x3, 0x8, 0x80, 0x7, 0x3f}, &(0x7f0000003700)=0x98) sendmmsg$inet_sctp(r4, &(0x7f0000003840)=[{&(0x7f0000000440)=@in={0x2, 0x4e20}, 0x10, &(0x7f0000001880)=[{&(0x7f0000000480)="9cdec37724eb4c2f40726fbf18ce8ffd7b2bed3951120684d9ee5c844b277c636221efd9950d5a514f523a9992c6a056e9026e60d7cd4c71d6ba15b25b60793dc32efcbc2862f67ecdc509d4e9429f8898f126f3da4fb106", 0x58}, {&(0x7f00000006c0)="8b0b06ea06dbe8368d0c8cd718ec2f26ed967128624a3927edeedf7a5fd9fda798193b47d345055c80a60329eab14babaeff73e7e892d0ec12c04678db67084b41c822ba95bc5702c8c1256c4331493c6581d658ce09b6d4b1d98128964ba03d6cad5e1cd2ea53b042877632fea2fb5e3e93f9ef03b383c18353d6a6", 0x7c}, {&(0x7f0000000740)="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", 0x1000}, {&(0x7f0000001740)="391a6288cacf78e0b55b4e6293d4fd558e788c5340fdf5a46ad3e4c602849ce1fb1180ed1a7a2a8559", 0x29}, {&(0x7f0000001780)="a919b37f1c9c08287f815ea554fe1702776a01bb7a0e8061611a68f842973fd7c067f97029a0381d9ab7d7a76cb19aab37cd94224a9d235bc8de6cc75759811f2765853dd84b4b9783271260aaad20b89f5abef7d1ea8a4735dd72800b45340ff3068b61246bc2eda87488768b6fdbbef686ae03121f96aede93633c5d767a1b939302486876c37db5d0cf39cdda725e6a28bb89388f0578c6a4e8390905853e9101fcd2f14ae3e389466f90f20c462351b43c5546c218dc3a9ffc32b5c954e38a49d42805637ad30eae5c324dab222371a2d51aa7f180c3b721ee685e631ea3ae8bec266b483f", 0xe7}], 0x5, &(0x7f0000001980)=[@dstaddrv6={0x20, 0x84, 0x8, @mcast2={0xff, 0x2, [], 0x1}}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x6, 0x200, 0x2, 0x100000000, 0x4, 0x81, 0x1, r5}}, @authinfo={0x18, 0x84, 0x6, {0x1}}], 0x68, 0x4051}, {&(0x7f0000001a00)=@in={0x2, 0x4e23, @loopback=0x7f000001}, 0x10, &(0x7f0000001cc0)=[{&(0x7f0000001a40)="a1a9240cfbf9952e8e6b0d8b448cf80f36e2dff98322d2155626c62e1db6abbae61b5d60cb79270794cc4d41c152cf37bc62da9bc7df5aea435e046899bfb70aa58a28539beea3e39e0916e3d2bdc53806b8e9", 0x53}, {&(0x7f0000001ac0)="68e23677cfa1b33aa7cdeb95fb83f59427326d41e4a0d6f14d82ba8aeb3a5a575d029ea657f9fbb32e48f899a3997f245aac38500eece4d65699da3be897d2af4bad1588550ddd60dddd06", 0x4b}, {&(0x7f0000001b40)="59c885463784649410845714a9e7cfa726769b57bf4a43f64a186c7c5c7f840610a4c79ad87e9e8f4211ec5dda3c457757eb123b5aaf97b2746210a9ec198d60288487d2d34aaeaf8a664ef658634be41d935b5242ad436d1fda5c5405e4f0ef2baf01c695254524f3d959925c2cd8fb860bb514ac144a2a74360ac6eb9e6434f9e171ee248d8f64a72890371fa4fc7e5b34203373973034046adc792976a46dfc86d295737d34e1826031772c7e61ff0b477a0173e0bce955ae67f9cf26", 0xbe}, {&(0x7f0000001c00)="d8a279a627d908625ae9e8171a4ef7db2f93e99bb39391ada68d7e66d5f945f9c7f850de0b06b0c5eea7da479184560f1db512b85cf5a0c6d26999a726d2a7155af53dd807374e185b85a404c6160f1444975a86430a75af77f30e9d8439d9dbee4ac750941491050f26530c798e344d5af32e106e0084020a16209ab90d89f19a7a5db51074578832381932985477f07ecc3312befab5f7ef63d62e0e059f9d963db182cb99c638e1a2639faa68e5288c88126b", 0xb4}], 0x4, &(0x7f0000001d00)=[@dstaddrv6={0x20, 0x84, 0x8, @loopback={0x0, 0x1}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast2={0xff, 0x2, [], 0x1}}, @authinfo={0x18, 0x84, 0x6, {0x80000000}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast1={0xff, 0x1, [], 0x1}}, @authinfo={0x18, 0x84, 0x6, {0x3}}], 0x90, 0x801}, {&(0x7f0000001dc0)=@in6={0xa, 0x4e23, 0x200, @local={0xfe, 0x80, [], 0xaa}, 0xccd}, 0x1c, &(0x7f00000022c0)=[{&(0x7f0000001e00)="cac4aecd6ea8c1985bf89d5f8d4df94133cacd27850c07411030024cc9749a3a5f080508c2ad5cc54bbb7e00ce91779f94d10069543bfb0c10a34760dfef67df4d9d915b1f958ed7abc84f64b42e87679151360e7e63b9a3b69bfafeb7aaa4265fdf2c8a90eea65e1f0f7f06efcb952d72f0", 0x72}, {&(0x7f0000001e80)="9309d8bf8cf384ee1585694190570e241336", 0x12}, {&(0x7f0000001ec0)="caee3a6c8a01c2549b041231cecc7e4ddb48be0f70e6e16db974f5f521c34ac60bca99ca65669215f639a713d0b904136b96238ec67c46788016ddadc614329570cc0e9010514d1ebf1e2e6ef5cc5423eae9f3ce5946363453c71efd93f7ebfe2c4e207ccb0ade68c76d6849051ed22debda224a86fa79c90adeee3383d4d36de57c64c05e599a6d77aeb49ef91ea9872d813ec25267a78c9d60a3c9ae91c21cee257a2dc1ff7f", 0xa7}, {&(0x7f0000001f80)="fd6d3a02a31f4be9d94ae3a8f621afbf39cd7ec5885b2f80a8d47c644acbe009c442ff58a567", 0x26}, {&(0x7f0000001fc0)="28fc30e7145ffe930fb3351ac5ddbb179757e45365119df585c3e06332674c86f917e160d8b4ac47c0e8364226f2747320843194a304cf16899d08ec0c8723b3d19fff5a32dc0ae5205b22", 0x4b}, {&(0x7f0000002040)="de36aad0e985e1d98088938c1b0a4f170122ce4218b125eb0b97db0d49bc5867148a56750cd206ba8ae4fcb9efb99b10dc8229855e149f37a459984e537bc8e8fb6491eb6ef6d97066d1ee60510f970e55a10fa1a6a9ae032411001ce459c8d251e5ece6901a39ead1a8d70f7d8ccac18555397e439da100bc3918df94dd2a813015dc", 0x83}, {&(0x7f0000002100)="730c29e03265239cafa2716460a5b77b22fa80dad33b0fda06855ebcaebf84d6de0d7ba89c520e9f0ef5df2b2a50d3e753ba7dbc96a5b792b0a7193dc31ce8878a7de15692c8613738412206eeeb19e42159eea071a6fb8d858ec0f8b30704f9e672d777487e472a3c713e330317ba806321fc82526da8e5bd9d7ae432eb0235542ee19a6d5c1c2fd985092795d2a4cfa13086ffdf67bf17", 0x98}, {&(0x7f00000021c0)="f57620314d49087dba187d883620dcc63027a17dda6322586ffb1b3c0bde03f0e1b8a67163f1e916628b405eab8021484736d6ad50fadedcbadd2045e35572d3e2d5606ba96b0b1041181b4aa82fb413cce5bd7b10755697806251beb5bd44a0fd56f622480f53eeef1f7c58464d89aa7fa41bffd03af1b9425e33f9832030a68e7090aec633472dd8e8a140a458e025588ca888e1cf5dd98745b27b404123e3c84d10a7b59346ac54eb34455a568bce51a16b455baadaf2256df4f26c2be5ca033ef5136646a520d94ec76e13368f29ad0be18d52e7a2dc938737824bc5efc5cc6db3aceb37e5aeecdd8c16afa83d63059e2f5be8331d698d", 0xf9}], 0x8, &(0x7f00000023c0)=[@sndinfo={0x20, 0x84, 0x2, {0x8, 0x4, 0x21, 0xfffffffffffffffa, r6}}, @dstaddrv4={0x18, 0x84, 0x7, @loopback=0x7f000001}, @dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @dstaddrv4={0x18, 0x84, 0x7, @broadcast=0xffffffff}], 0x70, 0x20000000}, {&(0x7f0000002440)=@in6={0xa, 0x4e24, 0x8, @local={0xfe, 0x80, [], 0xaa}, 0x6}, 0x1c, &(0x7f0000002900)=[{&(0x7f0000002480)="a696d6dcb75d4270ad61eda48ad404a4a3845b91f61bd9f4289364871c27563b3288e27b1021655f0bae6f59547c807f7b805dae8a9349b8caabc21672a5e336066dc6146120144c934b93b83efb2f80325470e24a51e9e9bd25fe20b2773d788e18fc0947aa2f1cc2f9cc0ce5681e868fea523547688e0313d937800dff667dd8ddceb704d357d2178f1bcd562e63e4ac8f894126fbac8ad6491abcede55cca666330f51e8430d945215abbcff0f7be86933ef1636a838344a9605057a0c8bb18e373b0fec020a98fb447936ca651af58114be311a8b2caf1f3b02e3bd71449", 0xe0}, {&(0x7f0000002580)="2fa181587ae5a768addea136bcbc5542662ef5", 0x13}, {&(0x7f00000025c0)="adbb8a97b045f4a9f06ead65912eb660c88d909353d9cbbc508575380662b73daa30c40ee69a00f536f2ec8cd94b0f98612a49702ab844c9d41695aa3beb0c3da26beab15f3a0c23f1e36c6a731116d3a7644bcc0a5da87b9087014ba3ce3e405a30e8be679a145c9b2a9d608023636c3491edd912ed9834b988046f938aaafceed27f3d6d093c5f40cf9e3e412467e5e64a6162e1ffb21a654e13cf88f96306515638bfc15cc7bf12abe0d6b6190e", 0xaf}, {&(0x7f0000002680)="2e2f2a40147a8de4ac36c10a7d6337ab1986453d841c019f741ad9eb464f9fc8dd9a342fa2f80c0e17c3be66d66bb41315ba9a1297ab9b65169fb66cbc5f6f21de2783d9db47b9a29beab60c34088ffc316d5773aa0fea68a88c28141bd3d5c65c63c8fab5e42305d9a1cacf1f0ee4ded8dfda33b79d0ae97a0f983f4886aca2d5d040ed48ddfe0e7f20966c0ab36fd6d297ac73e35ede8bd6238e70982b1ee27c7eb4c1d63f789b0347b886667e883461321b7131db8922275dde020011afedbb1d8d483b9fb8ff1f852e579cfc5795c7f675f63943d366416b7f80b5f00a079c41d891e989bcdac02c4dc8d4", 0xed}, {&(0x7f0000002780)="af920d77d487e3e821d3152730a80eaf9a9ce9f0fdbd8c48f1671bc2200703", 0x1f}, {&(0x7f00000027c0)="122d50dcb751f21cfda83f09b5ac80f9a4e6932ba6a2a39189c64f2154d452b2a1141b412e0876e5ece67ac2392d3ecca23088f140fb9048f49fe1dc6768e9466bf9e370bf37112006cce0d49164e1d41e8c292664a2cd71fbe7", 0x5a}, {&(0x7f0000002840)="7f9e56196fbcb31f9b7ea03be84c52c98f3fb774931f7247da094d63fac5f2a9e7fa519d9585fe7cc55d260022afc217c58599173e7f764da99f1a34ce3c5183b947d8da6c132ffab58030e64869d8e63cc74715c4f586f43dee2b0f975f6440ba3ebbdfb2ca04284930d5aaecac5e7a66355e82de38202e3a0317eafceca66b8cf29275f14ea0139e0c7b9f", 0x8c}], 0x7, &(0x7f0000002b00)=[@authinfo={0x18, 0x84, 0x6, {0x800}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x20, 0x2}}, @dstaddrv4={0x18, 0x84, 0x7, @remote={0xac, 0x14, 0x14, 0xbb}}, @sndrcv={0x30, 0x84, 0x1, {0x3, 0xe00000000, 0x8, 0x800, 0x9, 0x1ff, 0x2021, 0x3, r7}}, @sndinfo={0x20, 0x84, 0x2, {0xc88, 0x1, 0x1, 0x1, r8}}], 0xb0, 0x40}, {&(0x7f0000002bc0)=@in={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10, &(0x7f0000002f00)=[{&(0x7f0000002c00)="28354353cd2e2d3109f2766e6303b131af08561c2fc5185fdac37effc2ead8bbf6205481cb8495f2215d9408c3c0f6506c578e0e343d350de5dfd98509881338f8f521a51ff59f283e9248d7a51f309facc767e090b0f3b74c06473f55cb8219692ed60b301a8aab048c198eee0d8b5c3f97abd40ef4a60f775217a77ee600b107dd67dc77b616d149b007249bce0021b9071fd723fd11a38c2aca1947f8be1e38e3db09ff7fbde3798148524be6a0edf2ba", 0xb2}, {&(0x7f0000002cc0)="379451733d2623dfa39f7e91dce2a8e94eaa8cd97dfedc6b41da20ec1782d5da1a7df560af7100f17556ebeb5dfee25e6945c572f049dd691a6695d08c0ab8c1b4e2ee8f7050e7f7cb09dbf7269a2ed10848cfe51a5e8f8d799e7969ec55730ff6feb71e720482be6303e48e9818f29c8728a9891e12d49e058fcaac4c5b0229a057aebc56c32b0504aa3f83d00aada87df1f155a8637f156e56daddc737ad95383f68e60347e0abd16a11d986a719057516af6f7da92d4861", 0xb9}, {&(0x7f0000002d80)="9adeeec7ed49af90d855a4a64d5c2a5e0f16876f85412224a1c5f883fdf0e7bfe7eece247da16c3d0a0e37db16bcfb3241dbf7c2fe89ed023aedbd007505f35638856d415de737a0eb1d7c98324f388d0c79e44c34ab8535641249a1c227ce40dd7084f82ce4adc2615680724c8d6092165b00eab55e75ce8072c99872813cf3d16fd1356ba6558502e7dc5358", 0x8d}, {&(0x7f0000002e40)="a35f843ea50b3a96368af675335a289311507f5f55cbe50d3fead864cd5485350ced8f2cd4071458f09cd67312bee72e58df799c6e0a121d62a1746a2e92f5cd6728e4156bfe8404205c00bc056d91d97c045eee71e15b21dd466d50f03714140902120b8b7ac4657172d979b644af839bc0e2ddc349ca8e758932fca9ef3339c084ba33709272", 0x87}], 0x4, &(0x7f0000002f40), 0x0, 0x8000}, {&(0x7f0000002f80)=@in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xd}}, 0x10, &(0x7f00000031c0)=[{&(0x7f0000002fc0)="b7dc1074437240957b9d570e8035ec9adf0942d753af7da54f4035fd554088", 0x1f}, {&(0x7f0000003000)="675b79727772e2a477370a8740da95cca325b95b285295acb729f120a9278047bad8616fe3fa7e0b115ea50e1a8e814c1d7ad80eb36f185bab3ce2e06a3f5b2cb54ada35eb6339fe832f2f9f3f2a74951942f8dd9f8c0973b11955d6faa625ed322749a37572e6bce9b5cf0f2ea621246f6507ee8409b8a00ed7658714d219b6dd5cfbd750d78f52ea52d449f98a9df3329dd720e0729391ace7b4d1766dd0a39e8cbf7a2a2a07f7a5fdde6ad58d7ef558851a81787b83e3775c381947931134", 0xc0}, {&(0x7f00000030c0)="7a4b727317939c079baf7ffde60de0bd5c10ea209cf97560efb0144ed64bd6144d1395b3ccd96dffb4ece360e1e7ef89a5ac82db2798c37d03e0ea47c6218623474d695eec22f96d7d5e5bce22ebaf2f49c222084b38481e8467b19fe9ab5412aafa7d4cf35ba53a27e207690e6e16de5502db20048d43ed75610a4dd05d43e07962fcb5a90619abb2e7d4c178e199f7a8c26c8b4f577b1c627ed8cd36ee7a6676a363d4f01bbd52dc7ca53a8395722b532d5138d43d3d5c015d6fc0bc7d25591b6564538a2a69a64ae6c408a4898813c8a22dd6da", 0xd5}], 0x3, &(0x7f0000003280)=[@sndinfo={0x20, 0x84, 0x2, {0x80000000, 0x8, 0x0, 0xfffffffffffffffd, r9}}, @init={0x18, 0x84, 0x0, {0x8, 0x10, 0x5, 0x7}}], 0x38, 0x4000}, {&(0x7f00000032c0)=@in={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10, &(0x7f0000003340)=[{&(0x7f0000003300)="cb224bbbe0150b7d9cb57ace808a9153353948f6a83572fa3a295d37c801ec63f3f27b0469", 0x25}], 0x1, 0x0, 0x0, 0x40}, {&(0x7f0000003380)=@in6={0xa, 0x4e22, 0x7, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c, &(0x7f0000003600)=[{&(0x7f00000033c0)="981b52dd1e1fc2bba2c4ba8022f58893ba2d6a4f50e9b66d71ae5673fa23c6ade62721ea7e8a22c843709ba2e4516dab4ea52cdaa01b3429dfa105e93b1601f370e182df3d136920344f2fc68e85a4a2596d9ad91333c19ff6f881a744af7286a425823d6ed39a3727cf43e69be26a1cecf10cdaf7fd68ced47daf35674c87b5251f3459d46248b30566d45ea65fdeea88453203642ab5479ebf8aaea25cb63c828a75f0774c98cd176e27fe952b827f", 0xb0}, {&(0x7f0000003480)="07ea73291b113891092632bb112ff2625650e7cc1e3064f727ffded214931a19da5868fa6c9c53a89c2983694c45ee5b34f2c1f9c220d33c6aa03708c80d557fe2bc780dfc7ce596d7c45d4993084574bae17e7895de86f4728425ba51dcae7f29329a7a30acdc3ebe2fe111a69ce1907941649dfd4c213e87c373ae0fa90dc80f11742437a5a36a085f1fe73258f215c6b3fde8699d87cbc4fe57b8755cc192cc310e86d58b287f8778e513ec56424318eeecbe2e3fecea5426e26c917aefb2", 0xc0}, {&(0x7f0000003540)="1cc3d676572c5c87d311447569bc4f50bb715f64847e83c8e019345b779e01ce517c25b53f55bd4f7b08deb6b8bf34ac69dbce181c8fdb47017fd95b770520e81bcb79e905ebac645a9788f23fc73d2c448e8f8064c3bc73cd7ca2d53797ebde63b06e4c063e6e563d8930e52f053b0c30100c22b35131a309c545b1cdabab38e6199e4a8be91dc714886c67efd08d04e9043cd6e6fef02e", 0x98}], 0x3, &(0x7f0000003740)=[@authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x20, 0xffffffff00000000}}, @dstaddrv6={0x20, 0x84, 0x8, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast1={0xff, 0x1, [], 0x1}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x2}}, @dstaddrv4={0x18, 0x84, 0x7, @loopback=0x7f000001}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0x8000, 0x1, 0xffffffff, r10}}, @dstaddrv4={0x18, 0x84, 0x7, @remote={0xac, 0x14, 0x14, 0xbb}}], 0xd8, 0x8801}], 0x8, 0x40400d4) getsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f00000001c0)={{{@in6=@remote, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@multicast1}}, &(0x7f0000000140)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f00000002c0)={{{@in=@dev, @in6=@ipv4={[], [], @rand_addr}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f0000000400)=0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000580)={{{@in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, @in=@multicast2=0xe0000002, 0x4e24, 0x0, 0x4e23, 0x1, 0x2, 0xa0, 0x20, 0x3c, r11, r12}, {0xa0, 0x4, 0x7fff, 0x0, 0x8, 0x6, 0x10001, 0x1ff}, {0x57e, 0xad55, 0x4, 0x7}, 0x403, 0x0, 0x3, 0x0, 0x3, 0x2}, {{@in6=@ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x4d3}, 0xa, @in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x34ff, 0x3, 0x2, 0x47b, 0x5, 0x401, 0xa4c}}, 0xe8) syz_mount_image$ntfs(&(0x7f00000003c0)='ntfs\x00', &(0x7f0000000180)='./file0\x00', 0x8, 0x0, &(0x7f0000000380), 0x2100000, &(0x7f0000000500)={[{@errors_recover='errors=recover', 0x2c}, {@umask={'umask', 0x3d, [0x34, 0x34]}, 0x2c}, {@errors_recover='errors=recover', 0x2c}, {@disable_sparse_no={'disable_sparse=no', 0x3d, [0x0, 0x37, 0x7f, 0x7f, 0x0, 0x78, 0x30]}, 0x2c}, {@mft_zone_multiplier={'mft_zone_multiplier', 0x3d, [0x0, 0x32]}, 0x2c}, {@disable_sparse_yes={'disable_sparse=yes', 0x3d, [0x37, 0x2d, 0x32]}, 0x2c}]}) 2018/05/15 12:43:59 executing program 5: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f0000000000)="00c083387b579f5456457ec6655277cf99203b8ea606608850410eadef6db8e98ad130d282468e91d84482ae5c7b1ebbf2dd8f1b128d55659782b2448e6b89c391706991d761e5883e4a44331ee210a8729211c0cad5cb4d2d19af7a2a347280a24403b5cad5641afef189849c39b0b824bbe3bbaa4a36291c0641116dd5d37b8b6a69072a5810d1a41b14e51918cb1b6dee7c27") syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x200000) 2018/05/15 12:43:59 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f00000002c0)=@ioapic={0x2, 0x0, 0x0, 0x0, 0x0, [{0x0, 0x0, 0x4b}]}) setsockopt$inet_tcp_int(r2, 0x6, 0xf, &(0x7f0000000000)=0x9, 0x4) 2018/05/15 12:43:59 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x4788, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:43:59 executing program 1 (fault-call:2 fault-nth:8): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:43:59 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:43:59 executing program 3: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.memory_pressure\x00', 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r1) mkdir(&(0x7f0000000100)='./file1\x00', 0x4) rmdir(&(0x7f0000000000)='./file0\x00') 2018/05/15 12:43:59 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000140)='/dev/null\x00', 0x0, 0x0) ioctl$PIO_FONTRESET(r1, 0x4b6d, 0x0) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:43:59 executing program 0: [ 104.118723] FAULT_INJECTION: forcing a failure. [ 104.118723] name failslab, interval 1, probability 0, space 0, times 0 [ 104.130064] CPU: 1 PID: 8281 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 104.137272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.146636] Call Trace: [ 104.149247] dump_stack+0x1b9/0x294 [ 104.152890] ? dump_stack_print_info.cold.2+0x52/0x52 [ 104.158101] should_fail.cold.4+0xa/0x1a [ 104.162186] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/15 12:43:59 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000000)) socket$inet_udp(0x2, 0x2, 0x0) connect$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x40, {0x2}}, 0xfffffffffffffff1) [ 104.167308] ? enqueue_to_backlog+0x925/0xc90 [ 104.171824] ? enqueue_to_backlog+0x301/0xc90 [ 104.176341] ? __netif_receive_skb+0x1e0/0x1e0 [ 104.180943] ? __lock_is_held+0xb5/0x140 [ 104.185025] ? print_usage_bug+0xc0/0xc0 [ 104.189100] ? netif_rx_internal+0x160/0xae0 [ 104.193517] ? do_xdp_generic+0x50/0x50 [ 104.197496] ? rcu_is_watching+0x85/0x140 [ 104.201650] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 104.206857] __should_failslab+0x124/0x180 [ 104.211115] should_failslab+0x9/0x14 [ 104.214926] kmem_cache_alloc+0x47/0x760 2018/05/15 12:43:59 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 104.219004] ? lock_acquire+0x1dc/0x520 [ 104.222997] ? dev_valid_name+0x2c0/0x2c0 [ 104.227169] skb_clone+0x1ed/0x4f0 [ 104.230733] ? skb_split+0x11d0/0x11d0 [ 104.234636] ? rcu_is_watching+0x85/0x140 [ 104.238805] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 104.244013] ? netif_rx+0xba/0x400 [ 104.247581] dev_queue_xmit_nit+0x3cf/0xb90 [ 104.251926] ? debug_check_no_locks_freed+0x310/0x310 [ 104.257140] ? napi_busy_loop+0xca0/0xca0 [ 104.261313] ? debug_check_no_locks_freed+0x310/0x310 2018/05/15 12:43:59 executing program 0: r0 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_DIRECT_IO(r0, 0x40081271, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000080)='/dev/audio#\x00', 0x5, 0x40000) setns(r1, 0x30000000) ioctl$LOOP_SET_DIRECT_IO(r1, 0x4c08, 0x7) [ 104.266530] dev_hard_start_xmit+0x16b/0xc10 [ 104.270960] ? __lock_acquire+0x7b0/0x5140 [ 104.275213] ? validate_xmit_skb_list+0x120/0x120 [ 104.280084] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 104.285635] ? netif_skb_features+0x696/0xb40 [ 104.290157] ? validate_xmit_xfrm+0x1ef/0xdc0 [ 104.294663] ? lock_acquire+0x1dc/0x520 [ 104.298650] ? validate_xmit_skb+0x704/0xd90 [ 104.303069] ? netif_skb_features+0xb40/0xb40 [ 104.307575] __dev_queue_xmit+0x2724/0x34c0 [ 104.311915] ? netdev_pick_tx+0x2d0/0x2d0 [ 104.316090] ? debug_check_no_locks_freed+0x310/0x310 [ 104.321291] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 104.326503] ? is_bpf_text_address+0xd7/0x170 [ 104.331013] ? kernel_text_address+0x79/0xf0 [ 104.335442] ? __unwind_start+0x166/0x330 [ 104.339602] ? __kernel_text_address+0xd/0x40 [ 104.344118] ? unwind_get_return_address+0x61/0xa0 [ 104.349061] ? __save_stack_trace+0x7e/0xd0 [ 104.353418] ? save_stack+0xa9/0xd0 [ 104.357063] ? graph_lock+0x170/0x170 [ 104.360886] ? __kmalloc_reserve.isra.38+0x3a/0xe0 [ 104.365827] ? __alloc_skb+0x14d/0x780 [ 104.369722] ? ip_do_fragment+0xb66/0x2ac0 [ 104.373970] ? ip_fragment.constprop.49+0x179/0x240 [ 104.378989] ? ip_finish_output+0x6cb/0xf80 [ 104.383327] ? ip_output+0x21b/0x850 [ 104.387032] ? ip_local_out+0xc5/0x1b0 [ 104.390910] ? ip_queue_xmit+0x9d7/0x1f70 [ 104.395048] ? l2tp_xmit_skb+0xf66/0x17d0 [ 104.399184] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 104.403492] ? sock_sendmsg+0xd5/0x120 [ 104.407363] ? sock_write_iter+0x35a/0x5a0 [ 104.411583] ? __vfs_write+0x64d/0x960 [ 104.415451] ? vfs_write+0x1f8/0x560 [ 104.419151] ? ksys_write+0xf9/0x250 [ 104.422875] ? __x64_sys_write+0x73/0xb0 [ 104.426922] ? do_syscall_64+0x1b1/0x800 [ 104.430971] ? print_usage_bug+0xc0/0xc0 [ 104.435029] ? lock_downgrade+0x8e0/0x8e0 [ 104.439166] ? lock_release+0xa10/0xa10 [ 104.443130] ? kasan_check_read+0x11/0x20 [ 104.447267] ? mark_held_locks+0xc9/0x160 [ 104.451409] dev_queue_xmit+0x17/0x20 [ 104.455196] ? dev_queue_xmit+0x17/0x20 [ 104.459157] ip_finish_output2+0x1046/0x1840 [ 104.463553] ? ip_copy_metadata+0xa90/0xa90 [ 104.467865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.473392] ? refcount_add_not_zero+0x216/0x320 [ 104.478137] ? refcount_dec_if_one+0x170/0x170 [ 104.482705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.488231] ? memcpy+0x45/0x50 [ 104.491497] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.497024] ? skb_copy_bits+0x507/0x770 [ 104.501082] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 104.506607] ip_do_fragment+0xa9e/0x2ac0 [ 104.510653] ? ip_do_fragment+0xa9e/0x2ac0 [ 104.514886] ? trace_hardirqs_on+0xd/0x10 [ 104.519027] ? ip_copy_metadata+0xa90/0xa90 [ 104.523340] ? ip_finish_output2+0x1840/0x1840 [ 104.527906] ? graph_lock+0x170/0x170 [ 104.531691] ? graph_lock+0x170/0x170 [ 104.535486] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 104.541026] ? ipv4_mtu+0x375/0x580 [ 104.544648] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 104.550086] ? find_held_lock+0x36/0x1c0 [ 104.554137] ip_fragment.constprop.49+0x179/0x240 [ 104.558966] ip_finish_output+0x6cb/0xf80 [ 104.563099] ? ip_fragment.constprop.49+0x240/0x240 [ 104.568102] ? kasan_check_read+0x11/0x20 [ 104.572237] ? rcu_is_watching+0x85/0x140 [ 104.576373] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 104.581548] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 104.586552] ? nf_hook_slow+0x11e/0x1c0 [ 104.590513] ip_output+0x21b/0x850 [ 104.594040] ? __ip_local_out+0x5cf/0xb20 [ 104.598177] ? ip_mc_output+0x15a0/0x15a0 [ 104.602307] ? ip_queue_xmit+0xa1/0x1f70 [ 104.606358] ? ip_fragment.constprop.49+0x240/0x240 [ 104.611359] ? __ip_select_ident+0x168/0x290 [ 104.615756] ? ip_idents_reserve+0x300/0x300 [ 104.620150] ip_local_out+0xc5/0x1b0 [ 104.623849] ip_queue_xmit+0x9d7/0x1f70 [ 104.627812] ? ip_build_and_send_pkt+0xc70/0xc70 [ 104.632553] ? __lock_is_held+0xb5/0x140 [ 104.636599] ? udp_set_csum+0xdf/0x5e0 [ 104.640490] l2tp_xmit_skb+0xf66/0x17d0 [ 104.644449] ? check_memory_region+0x1a1/0x1b0 [ 104.649030] ? l2tp_session_create+0xb50/0xb50 [ 104.653604] ? iov_iter_advance+0x14c0/0x14c0 [ 104.658084] ? kasan_check_read+0x11/0x20 [ 104.662218] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 104.666529] pppol2tp_sendmsg+0x4ae/0x6c0 [ 104.670664] ? pppol2tp_getsockopt+0x940/0x940 [ 104.675234] sock_sendmsg+0xd5/0x120 [ 104.678934] sock_write_iter+0x35a/0x5a0 [ 104.682982] ? sock_sendmsg+0x120/0x120 [ 104.686960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 104.692483] ? iov_iter_init+0xc9/0x1f0 [ 104.696960] __vfs_write+0x64d/0x960 [ 104.700662] ? kernel_read+0x120/0x120 [ 104.704538] ? wait_for_completion+0x870/0x870 [ 104.709115] ? rw_verify_area+0x118/0x360 [ 104.713247] vfs_write+0x1f8/0x560 [ 104.716773] ksys_write+0xf9/0x250 [ 104.720298] ? __ia32_sys_read+0xb0/0xb0 [ 104.724349] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 104.729875] __x64_sys_write+0x73/0xb0 [ 104.733765] do_syscall_64+0x1b1/0x800 [ 104.737640] ? finish_task_switch+0x1ca/0x840 [ 104.742120] ? syscall_return_slowpath+0x5c0/0x5c0 [ 104.747040] ? syscall_return_slowpath+0x30f/0x5c0 [ 104.751957] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 104.757312] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.762144] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.767318] RIP: 0033:0x455a09 2018/05/15 12:44:00 executing program 2: r0 = socket$inet6(0xa, 0x2000000801, 0x0) connect$inet6(r0, &(0x7f0000000140)={0xa}, 0x1c) readv(r0, &(0x7f00000015c0)=[{&(0x7f0000001540)=""/105, 0x69}], 0x1) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x280, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000240)=[@in={0x2, 0x4e24, @rand_addr=0x8}, @in6={0xa, 0x4e24, 0x1, @empty, 0x100000000}, @in={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e23, @rand_addr=0x43}, @in6={0xa, 0x4e24, 0x9, @loopback={0x0, 0x1}, 0xc128}, @in={0x2, 0x4e22, @rand_addr=0x3}, @in6={0xa, 0x4e24, 0x1f, @empty, 0x6}], 0x94) getsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000080)=@assoc_value={0x0}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000000100)={r3, @in={{0x2, 0x4e23, @multicast2=0xe0000002}}, [0xfffffffffffffffe, 0x7ff, 0x3, 0x9, 0x80000000000, 0x8, 0x7, 0x200, 0x2, 0x2, 0x5, 0x0, 0x8001, 0x1, 0x8]}, &(0x7f0000000200)=0x100) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:00 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffffc0, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 104.770490] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 104.778184] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 104.785439] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 104.792692] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 104.799944] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 104.807195] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000008 2018/05/15 12:44:00 executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00000000c0)={0x0, 0x6}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000140)={r1, 0x3ff}, 0x8) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000180)={&(0x7f0000002000/0x2000)=nil, 0x2000}) ioctl$KVM_GET_MSRS(r0, 0x400c55cb, &(0x7f0000000000)=ANY=[@ANYBLOB="0002000000000000337bce1ac517a01c277e9ce9d436f463275ad70237903a6fb20fd5982742f4298d379e74d6586b792075eac1751fe18b6071cec0110aef23a9f64b6e7e6b85"]) 2018/05/15 12:44:00 executing program 3: r0 = socket$inet6(0xa, 0x5, 0x0) r1 = dup2(r0, r0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000040)=0x0) sched_setscheduler(r2, 0x7, &(0x7f0000000280)=0x80000100) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) timerfd_gettime(r1, &(0x7f0000000000)) 2018/05/15 12:44:00 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:00 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f00000000c0)="c626262c8523bf012cf66f") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'xcbc(aes-fixed-time)\x00'}, 0xfffffffffffffcf6) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000080)="d556b6c5820faeb895298992ea54d60004002c5b534c90c2a8af9a1257cb5cec", 0x20) 2018/05/15 12:44:00 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xe, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:00 executing program 2: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc0\x00', 0x1, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000100)=0x9) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x29) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x109000, 0x0) ioctl$TIOCCONS(r2, 0x541d) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140)=[@in={0x2, 0x4e22, @broadcast=0xffffffff}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x1c}}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e22, @rand_addr=0x6}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x11}}], 0x50) ioctl$TIOCPKT(r2, 0x5420, &(0x7f0000000040)=0x1) 2018/05/15 12:44:00 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x4, 0x4, 0x1}, 0x2c) mmap(&(0x7f0000ff4000/0xa000)=nil, 0xa000, 0x2, 0x50, r0, 0x0) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x4100, 0x2) ioctl$KVM_SET_MP_STATE(r1, 0x4004ae99, &(0x7f00000001c0)=0x2) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r0, &(0x7f0000000040)}, 0x10) r2 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0xffffffff, 0x8000) syz_open_pts(r2, 0xa8082) setsockopt$IPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x41, &(0x7f0000000280)=ANY=[@ANYBLOB="6d616e676c6d000000000000000000000000000000007d844819f92bc0d99c298d5a63092500000000000000000000e403000000000000fea49fd189fde0d2e910f59127eecf0d6a600f924dee602d5ea9263bd609ecff7b08ae68d9a1f85f2a245b5bf50c3b883e"], 0x28) accept$inet6(r2, &(0x7f0000000040)={0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x1c) socket$nl_generic(0x10, 0x3, 0x10) 2018/05/15 12:44:00 executing program 3: r0 = syz_open_dev$amidi(&(0x7f0000000180)='/dev/amidi#\x00', 0x7, 0x200000) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e24, 0x1ff, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0xa27b}}, 0x4, 0x800, 0xfffffffffffffff8, 0x9, 0xe00000000}, &(0x7f0000000100)=0x31b) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000140)={r1, 0x1, 0x5, 0x9}, 0x10) socket$l2tp(0x2b, 0x1, 0x1) 2018/05/15 12:44:00 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:00 executing program 1 (fault-call:2 fault-nth:9): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:00 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000040), 0x4) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:00 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000640)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=@getae={0x40, 0x1f, 0x305, 0x0, 0x0, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}}, @in=@loopback=0x7f000001}}, 0x40}, 0x1}, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x80800) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000080)='team\x00') accept4$packet(0xffffffffffffff9c, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000001c0)=0x14, 0x80000) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000380)={0x0, @rand_addr, @loopback}, &(0x7f00000003c0)=0xc) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x23, &(0x7f0000000400)={@loopback, @dev, 0x0}, &(0x7f0000000440)=0xc) getpeername$packet(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f00000004c0)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000680)={{{@in6=@ipv4={[], [], @rand_addr}, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000000580)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000780)={{{@in6=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@loopback}}, &(0x7f00000005c0)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000880)={{{@in6=@mcast2, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@mcast2}}, &(0x7f0000000600)=0xe8) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x20, &(0x7f0000000ac0)={@dev, @local, 0x0}, &(0x7f0000000b00)=0xc) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000000c00)={'vcan0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00000026c0)={{{@in6=@remote, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@loopback}}, &(0x7f00000027c0)=0xe8) getpeername$packet(0xffffffffffffff9c, &(0x7f0000002800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000002840)=0x14) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000002880)={{{@in=@dev, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}}}, &(0x7f0000002980)=0xe8) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x24, &(0x7f00000029c0)={@local, @rand_addr, 0x0}, &(0x7f0000002a00)=0xc) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000002a40)={{{@in6=@mcast2, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@remote}}, &(0x7f0000002b40)=0xe8) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x1c, &(0x7f0000003e40)={@remote, 0x0}, &(0x7f0000003e80)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000055c0)={'ipddp0\x00', 0x0}) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x27, &(0x7f0000006880)={@loopback, @rand_addr, 0x0}, &(0x7f00000068c0)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000006900)={'bond_slave_1\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000006940)={'team0\x00', 0x0}) accept4$packet(0xffffffffffffffff, &(0x7f0000006980)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000069c0)=0x14, 0x80800) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000006f40)={{{@in6=@local, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@ipv4={[], [], @multicast2}}}, &(0x7f0000007040)=0xe8) sendmsg$TEAM_CMD_OPTIONS_GET(r1, &(0x7f0000007840)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1100000}, 0xc, &(0x7f0000007800)={&(0x7f0000007080)={0x748, r2, 0x8, 0x70bd29, 0x25dfdbfb, {0x2}, [{{0x8, 0x1, r3}, {0xfc, 0x2, [{0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xffc0000000000000}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r4}}}, {0x44, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x14, 0x4, [{0x7, 0x401, 0x28f, 0x1}, {0x1, 0x7, 0x450, 0x9}]}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xa08}}, {0x8, 0x6, r5}}}]}}, {{0x8, 0x1, r6}, {0x40, 0x2, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r7}}}]}}, {{0x8, 0x1, r8}, {0x134, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r9}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x10000}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x3}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x8001}}}]}}, {{0x8, 0x1, r10}, {0x80, 0x2, [{0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r11}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r12}}}]}}, {{0x8, 0x1, r13}, {0x218, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r14}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r15}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x3}}, {0x8, 0x6, r16}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4}}, {0x8, 0x7}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r17}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}]}}, {{0x8, 0x1, r18}, {0x1fc, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}, {0x8, 0x6, r19}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r20}}, {0x8, 0x7}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r21}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x7}}, {0x8, 0x7}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xcc}}, {0x8, 0x6, r22}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x7f}}, {0x8, 0x7}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x8001}}, {0x8, 0x6, r23}}}]}}]}, 0x748}, 0x1, 0x0, 0x0, 0x10}, 0x804) [ 105.194218] FAULT_INJECTION: forcing a failure. [ 105.194218] name failslab, interval 1, probability 0, space 0, times 0 [ 105.205511] CPU: 0 PID: 8337 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 105.212706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.222061] Call Trace: [ 105.224659] dump_stack+0x1b9/0x294 [ 105.228297] ? dump_stack_print_info.cold.2+0x52/0x52 [ 105.233505] ? unwind_get_return_address+0x61/0xa0 [ 105.238454] ? __save_stack_trace+0x7e/0xd0 [ 105.242799] should_fail.cold.4+0xa/0x1a [ 105.246875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 105.251996] ? save_stack+0xa9/0xd0 [ 105.255643] ? __alloc_skb+0x14d/0x780 [ 105.259557] ? ip_do_fragment+0xb66/0x2ac0 [ 105.263800] ? ip_fragment.constprop.49+0x179/0x240 [ 105.268824] ? ip_finish_output+0x6cb/0xf80 [ 105.273154] ? ip_output+0x21b/0x850 [ 105.276874] ? ip_local_out+0xc5/0x1b0 [ 105.280765] ? ip_queue_xmit+0x9d7/0x1f70 [ 105.284921] ? l2tp_xmit_skb+0xf66/0x17d0 [ 105.289079] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 105.293407] ? sock_sendmsg+0xd5/0x120 [ 105.297301] ? sock_write_iter+0x35a/0x5a0 [ 105.301541] ? __vfs_write+0x64d/0x960 [ 105.305435] ? vfs_write+0x1f8/0x560 [ 105.309154] ? ksys_write+0xf9/0x250 [ 105.312873] ? __x64_sys_write+0x73/0xb0 [ 105.316941] ? do_syscall_64+0x1b1/0x800 [ 105.321012] ? print_usage_bug+0xc0/0xc0 [ 105.325078] ? find_held_lock+0x36/0x1c0 [ 105.329153] ? lock_downgrade+0x8e0/0x8e0 [ 105.333318] ? mark_held_locks+0xc9/0x160 [ 105.337477] __should_failslab+0x124/0x180 [ 105.341731] should_failslab+0x9/0x14 [ 105.345546] kmem_cache_alloc_node+0x56/0x780 [ 105.350049] ? ip_finish_output2+0xab7/0x1840 [ 105.354563] __alloc_skb+0x111/0x780 [ 105.358297] ? skb_scrub_packet+0x580/0x580 [ 105.362634] ? refcount_dec_if_one+0x170/0x170 [ 105.367226] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.372776] ? memcpy+0x45/0x50 [ 105.376065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.381611] ? skb_copy_bits+0x507/0x770 [ 105.385688] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 105.391242] ip_do_fragment+0xb66/0x2ac0 2018/05/15 12:44:00 executing program 7: r0 = socket(0x17, 0x8000000000002, 0x4) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0xffc0000000000000}, &(0x7f0000000200)=0xc) r2 = syz_open_dev$usbmon(&(0x7f0000002c80)='/dev/usbmon#\x00', 0x5, 0x0) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000002b00)=ANY=[@ANYBLOB="0200004b7a00000006000000ff01000002000040800000004d9a000004000000c0f300000000000000000000000000000000004044cd00000700000000040000ffffffff0900000005000000000000000000000000000000"]) getsockopt$inet_mreq(r0, 0x0, 0x24, &(0x7f0000002d00)={@local, @remote}, &(0x7f0000002d40)=0x8) connect$l2tp(r0, &(0x7f0000001940)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e24}, 0x1, 0x2, 0x1, 0x2}}, 0x26) sendmsg$nl_crypto(r0, &(0x7f0000002c40)={&(0x7f0000002b80)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000002c00)={&(0x7f0000002bc0)=@delrng={0x10, 0x14, 0x100, 0x70bd29, 0x25dfdbfe, "", ["", "", "", "", "", "", "", ""]}, 0x10}, 0x1, 0x0, 0x0, 0x90}, 0x0) sendmmsg$inet_sctp(r0, &(0x7f0000002a00)=[{&(0x7f0000000000)=@in6={0xa, 0x4e21, 0x3, @local={0xfe, 0x80, [], 0xaa}, 0x9}, 0x1c, &(0x7f0000000180)=[{&(0x7f0000000380)="2f71c425f93e64761b620ebce0470fd65a09e18766ac741e42908930b0ff5438f649c1910efa94685a310e5483f3ca3f9855427e8dffffdc936940d1751d4be818d93ae023507f85f2273323678b7cfbef4164c72990332f6b91dc1fb603d1d6cdb18519dca35a2612f577c3f172985fb2d63cd00edb8c4efeafbfc2b96e98ee4762fc52d9ace4c0f3ddf76a13c0669b88d25bfc253105027f3c8c9b55288155e83dfe7461b2ca306a42542d704db2691ceb3b4b61691274481866e1404857884a987606c68632ea2d94549326a7ac79c2305d75164f36ce61521d15b64cae87", 0xe0}], 0x1, &(0x7f0000002d80)=ANY=[@ANYBLOB="2000000000000000840000000800000000800000000000000000000000000001180000000000010084000000060050683ba2a9191dca00003000000000000000840000000100000007000700020000000000000002000000090000000900000000000000a9b6825850c9a93209f4b734dfccca0f152f11a2855418d26e8ae001000000000000006c8869cd72d46ca36d565d54652409", @ANYRES32=r1, @ANYBLOB="180000000000000084000000000000000900040006000600"], 0x80, 0x4}, {&(0x7f0000000500)=@in={0x2, 0x4e20}, 0x10, &(0x7f0000001840)=[{&(0x7f0000000540)="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", 0xfc}, {&(0x7f0000000640)="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", 0x1000}, {&(0x7f0000001640)="b71bdfeb04f365b8ca5c3acf29d1ebc4ad469c0345761b9d921e55845db70e01cd941aa572366c4cfb7ff16be81513286dbd5b3d0f98e1c120dd10e7ea52b0bbe538d6ff5317a2b565393cbf8e90a0b83c8974d564718aec2e6057208cf4a45d5bdf70844d02ac1d78b88e", 0x6b}, {&(0x7f00000016c0)="7e378d712304bb8c652278061d3f40d19c3896aba64a02250e304dbd60e4f68aa83ebcf233c49316e7c3e94ff624df2ea8f1aa970b8fe7a81e292844d5b49ca0cff649ecdaa05eae0e9b0fc5d1171a4c9dcd74367f775a4c36a796b021f2f82dea9be6c96143199ceb565b21766374df84f16b7148d237419120959e1ad944a6cc365c02", 0x84}, {&(0x7f0000001780)="0c64b68e2fe1b3d59890b199ab1c44d828292ee8b64728ee7337dbda199b258c81f547750402623048bd78b860608d68abe5710bad30c1e6c149cd5ddc4be56e9f00124103ebc707b19fbae9c07c365bca06dcc6258a455044f082651739fd0410a6c8b49e0b49a8c810fc7ada63da6911b1e2175338ea52ffb5cba22790e4cccad544f08a93aedba464", 0x8a}], 0x5, &(0x7f00000018c0)=[@prinfo={0x18, 0x84, 0x5, {0x20}}, @authinfo={0x18, 0x84, 0x6, {0x3}}], 0x30, 0x4}, {&(0x7f0000001900)=@in={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10, &(0x7f0000002980)=[{&(0x7f0000001940)}, {&(0x7f0000001980)="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", 0x1000}], 0x2, &(0x7f00000029c0)=[@init={0x18, 0x84, 0x0, {0x3, 0x65, 0x9, 0x1000}}], 0x18, 0x810}], 0x3, 0x8004) mmap(&(0x7f0000273000/0x2000)=nil, 0x2000, 0x1, 0x201e, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000280)={@in6={{0xa, 0x4e23, 0x200, @empty, 0x9}}, 0x5, 0x4e8, 0x6d, "ce5613b6bc85d6899f705ed3ec97a2215235a938d71e8b0b7e37234975f05a4b3fd4759abaa92526c5073efeb396ef27bd609e491e1d1ddcd99ed7d70d1d58fe76ecac1b6eed5a3ade4adac774cf21ce"}, 0xd8) r3 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r3, 0x107, 0x13, &(0x7f0000000040), 0x4) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000080)={@in={{0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x8662, 0x6, 0x49, "e3cc2809bd6e244551693ab526678396b2166f9195c85a9b31f9c361f056b315636d77d1b48171d6e8418993189409045bfe10c2899d8cb3a8f9f09afd0b2fdd8a49a912e2f5f2ea2fa9137afd710ce9"}, 0xd8) getsockopt$inet6_int(r0, 0x29, 0x5, &(0x7f0000002ac0), &(0x7f0000002cc0)=0x4) 2018/05/15 12:44:00 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000040), 0x4) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:00 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000040), 0x4) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:00 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000000040), 0x4) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 105.395313] ? trace_hardirqs_on+0xd/0x10 [ 105.399854] ? ip_copy_metadata+0xa90/0xa90 [ 105.399875] ? ip_finish_output2+0x1840/0x1840 [ 105.399888] ? graph_lock+0x170/0x170 [ 105.399898] ? graph_lock+0x170/0x170 [ 105.399921] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.399935] ? ipv4_mtu+0x375/0x580 [ 105.399951] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 105.399963] ? find_held_lock+0x36/0x1c0 [ 105.399981] ip_fragment.constprop.49+0x179/0x240 [ 105.399995] ip_finish_output+0x6cb/0xf80 [ 105.400010] ? ip_fragment.constprop.49+0x240/0x240 [ 105.400026] ? kasan_check_read+0x11/0x20 [ 105.400039] ? rcu_is_watching+0x85/0x140 [ 105.400053] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 105.400068] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 105.400082] ? nf_hook_slow+0x11e/0x1c0 [ 105.400098] ip_output+0x21b/0x850 [ 105.400109] ? __ip_local_out+0x5cf/0xb20 [ 105.400122] ? ip_mc_output+0x15a0/0x15a0 [ 105.400133] ? ip_queue_xmit+0xa1/0x1f70 [ 105.400152] ? ip_fragment.constprop.49+0x240/0x240 [ 105.400165] ? __ip_select_ident+0x168/0x290 [ 105.400178] ? ip_idents_reserve+0x300/0x300 [ 105.400193] ip_local_out+0xc5/0x1b0 [ 105.400209] ip_queue_xmit+0x9d7/0x1f70 [ 105.400230] ? ip_build_and_send_pkt+0xc70/0xc70 [ 105.400245] ? __lock_is_held+0xb5/0x140 [ 105.400260] ? udp_set_csum+0xdf/0x5e0 [ 105.400284] l2tp_xmit_skb+0xf66/0x17d0 [ 105.400307] ? l2tp_session_create+0xb50/0xb50 [ 105.400326] ? iov_iter_advance+0x14c0/0x14c0 [ 105.534733] ? kasan_check_read+0x11/0x20 [ 105.534753] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 105.534770] pppol2tp_sendmsg+0x4ae/0x6c0 [ 105.534790] ? pppol2tp_getsockopt+0x940/0x940 [ 105.534809] sock_sendmsg+0xd5/0x120 [ 105.534827] sock_write_iter+0x35a/0x5a0 [ 105.534845] ? sock_sendmsg+0x120/0x120 [ 105.534872] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 105.534887] ? iov_iter_init+0xc9/0x1f0 [ 105.534904] __vfs_write+0x64d/0x960 [ 105.534922] ? kernel_read+0x120/0x120 [ 105.534940] ? wait_for_completion+0x870/0x870 [ 105.534970] ? rw_verify_area+0x118/0x360 [ 105.534985] vfs_write+0x1f8/0x560 [ 105.535003] ksys_write+0xf9/0x250 [ 105.535020] ? __ia32_sys_read+0xb0/0xb0 [ 105.535036] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 105.535057] __x64_sys_write+0x73/0xb0 [ 105.535076] do_syscall_64+0x1b1/0x800 [ 105.535091] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 105.535107] ? syscall_return_slowpath+0x5c0/0x5c0 [ 105.535124] ? syscall_return_slowpath+0x30f/0x5c0 [ 105.535144] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 105.535164] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.535183] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.535194] RIP: 0033:0x455a09 [ 105.535202] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 105.535218] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 105.535227] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:01 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)) creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:01 executing program 3: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_KICK(r0, 0x4028af11, &(0x7f00000000c0)) 2018/05/15 12:44:01 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000080)=0x61) read(r0, &(0x7f0000000040)=""/11, 0xb) r1 = syz_open_pts(r0, 0x0) ioctl$TCFLSH(r1, 0x540b, 0x1) getresgid(&(0x7f0000000000), &(0x7f0000000100), &(0x7f0000000140)) 2018/05/15 12:44:01 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x80ffffff00000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:01 executing program 7: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0x0, 0xffffffffffffffff}, 0x10) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x2, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x81) 2018/05/15 12:44:01 executing program 1 (fault-call:2 fault-nth:10): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:01 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = syz_open_dev$mouse(&(0x7f0000000200)='/dev/input/mouse#\x00', 0x2, 0x600) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r1, 0x40505330, &(0x7f0000000080)={{0x6, 0x1}, {0x2, 0x5}, 0x2, 0x4, 0x6}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000000)={0x0, 0x100}, &(0x7f0000000240)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000280)={r2, @in6={{0xa, 0x4e22, 0x2, @dev={0xfe, 0x80, [], 0x1b}, 0x10000}}}, &(0x7f0000000340)=0x84) set_robust_list(&(0x7f0000000400)={&(0x7f00000003c0)={&(0x7f0000000380)}, 0x6}, 0x18) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000100)=@pic={0x8598, 0x9, 0xc73, 0x8001, 0x7f42, 0x838, 0x1, 0x5e98, 0x80, 0x20000000000000, 0x800, 0x0, 0xdc93, 0x8, 0x100000000}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 105.535236] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 105.535245] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 105.535253] R13: 000000000000077c R14: 00000000006ff440 R15: 0000000000000009 [ 105.823198] FAULT_INJECTION: forcing a failure. [ 105.823198] name failslab, interval 1, probability 0, space 0, times 0 [ 105.834495] CPU: 0 PID: 8392 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 105.841688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.851043] Call Trace: [ 105.853650] dump_stack+0x1b9/0x294 [ 105.857292] ? dump_stack_print_info.cold.2+0x52/0x52 [ 105.862489] ? is_bpf_text_address+0xd7/0x170 [ 105.867802] ? kernel_text_address+0x79/0xf0 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:01 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x6, 0x400000) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00000000c0), &(0x7f0000000100)=0x4) r1 = socket$l2tp(0x18, 0x1, 0x1) ioctl$void(r0, 0xc0045c77) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0xac, @multicast1=0xe0000001, 0x4e23, 0x4, 'ovf\x00', 0x29, 0x100000001, 0x26}, 0x2c) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0xffffffffffffff64) ioctl$TIOCSWINSZ(r0, 0x5414, &(0x7f0000000140)={0xff, 0x20, 0x4, 0x2}) [ 105.872221] ? __unwind_start+0x166/0x330 [ 105.876384] should_fail.cold.4+0xa/0x1a [ 105.880462] ? __save_stack_trace+0x7e/0xd0 [ 105.884795] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 105.889910] ? save_stack+0xa9/0xd0 [ 105.893557] ? save_stack+0x43/0xd0 [ 105.897199] ? kasan_kmalloc+0xc4/0xe0 [ 105.901096] ? kasan_slab_alloc+0x12/0x20 [ 105.905250] ? kmem_cache_alloc_node+0x144/0x780 [ 105.910017] ? __alloc_skb+0x111/0x780 [ 105.913917] ? ip_do_fragment+0xb66/0x2ac0 [ 105.918171] ? ip_fragment.constprop.49+0x179/0x240 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 105.923194] ? ip_finish_output+0x6cb/0xf80 [ 105.927525] ? ip_output+0x21b/0x850 [ 105.931246] ? ip_local_out+0xc5/0x1b0 [ 105.934130] IPVS: set_ctl: invalid protocol: 172 224.0.0.1:20003 ovf [ 105.935131] ? ip_queue_xmit+0x9d7/0x1f70 [ 105.935151] ? l2tp_xmit_skb+0xf66/0x17d0 [ 105.935165] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 105.935178] ? sock_sendmsg+0xd5/0x120 [ 105.935196] ? sock_write_iter+0x35a/0x5a0 [ 105.962158] IPVS: set_ctl: invalid protocol: 172 224.0.0.1:20003 ovf [ 105.962352] ? __vfs_write+0x64d/0x960 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:01 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) fcntl$getownex(r0, 0x10, &(0x7f0000000100)) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 105.972707] ? vfs_write+0x1f8/0x560 [ 105.976431] ? ksys_write+0xf9/0x250 [ 105.980162] ? __x64_sys_write+0x73/0xb0 [ 105.984232] ? do_syscall_64+0x1b1/0x800 [ 105.988301] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.993667] ? ksys_write+0xf9/0x250 [ 105.997378] ? __x64_sys_write+0x73/0xb0 [ 106.001438] ? do_syscall_64+0x1b1/0x800 [ 106.005506] ? print_usage_bug+0xc0/0xc0 [ 106.009571] ? graph_lock+0x170/0x170 [ 106.013478] __should_failslab+0x124/0x180 [ 106.017726] should_failslab+0x9/0x14 [ 106.021534] kmem_cache_alloc_node_trace+0x5a/0x770 [ 106.026569] __kmalloc_node_track_caller+0x33/0x70 [ 106.031512] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 106.036289] __alloc_skb+0x14d/0x780 [ 106.040014] ? skb_scrub_packet+0x580/0x580 [ 106.044350] ? refcount_dec_if_one+0x170/0x170 [ 106.048945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.054489] ? memcpy+0x45/0x50 [ 106.057777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.063320] ? skb_copy_bits+0x507/0x770 [ 106.067388] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x7d, &(0x7f0000000080), &(0x7f00000000c0)=0xc) lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:01 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = memfd_create(&(0x7f0000000000)='md5sumproc(vmnet1cgroupvboxnet1\\,{md5sum\x00', 0x1) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000080)=0x7, 0x4) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 106.072932] ip_do_fragment+0xb66/0x2ac0 [ 106.076992] ? trace_hardirqs_on+0xd/0x10 [ 106.081145] ? ip_copy_metadata+0xa90/0xa90 [ 106.085483] ? ip_finish_output2+0x1840/0x1840 [ 106.090067] ? retint_kernel+0x10/0x10 [ 106.093958] ? trace_hardirqs_on_caller+0x19e/0x5c0 [ 106.098979] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.103744] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.109290] ? ipv4_mtu+0x375/0x580 [ 106.112925] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 106.118388] ip_fragment.constprop.49+0x179/0x240 2018/05/15 12:44:01 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 106.123243] ip_finish_output+0x6cb/0xf80 [ 106.127411] ? ip_fragment.constprop.49+0x240/0x240 [ 106.132456] ? kasan_check_read+0x11/0x20 [ 106.136605] ? rcu_is_watching+0x85/0x140 [ 106.140760] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 106.145956] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 106.150987] ? nf_hook_slow+0x11e/0x1c0 [ 106.154975] ip_output+0x21b/0x850 [ 106.158519] ? __ip_local_out+0x5cf/0xb20 [ 106.162675] ? ip_mc_output+0x15a0/0x15a0 [ 106.166828] ? ip_queue_xmit+0xa1/0x1f70 2018/05/15 12:44:01 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rtc0\x00', 0x101400, 0x0) ioctl$KVM_SET_PIT2(r1, 0x4070aea0, &(0x7f0000000340)={[{0x41e, 0x2, 0x6, 0xc9, 0xffffffffffff9b6c, 0x7, 0x0, 0x101, 0x847, 0xb46, 0x5, 0x400, 0x7eb5}, {0x0, 0x7, 0x9, 0x7f, 0x8, 0xb6ca, 0x10000, 0x5, 0x1, 0xffffffffffffffff, 0x8000, 0x6, 0xcad8}, {0x7, 0x3ff, 0x7f, 0x9, 0xffffffff, 0x9, 0x7, 0x0, 0xb90, 0x46, 0x8001, 0x5bb, 0x100}], 0x8}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='cpuacvt.usace_user\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_POWER_STATE(r2, 0x800455d1, &(0x7f0000000240)=""/136) setsockopt$inet6_MCAST_JOIN_GROUP(r2, 0x29, 0x2a, &(0x7f0000000140)={0x4, {{0xa, 0x4e23, 0x2, @empty, 0xe0}}}, 0x88) write$binfmt_aout(r2, &(0x7f0000000100)=ANY=[], 0x0) r3 = syz_open_dev$admmidi(&(0x7f0000000300)='/dev/admmidi#\x00', 0x4, 0xfffffffffffffffe) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpu.stat\x00', 0x0, 0x0) ioctl$KVM_ASSIGN_DEV_IRQ(r3, 0x4040ae70, &(0x7f00000000c0)={0xd295, 0x3f, 0x9, 0x2}) ioctl$sock_netrom_TIOCINQ(r4, 0x541b, &(0x7f0000000080)) [ 106.170902] ? ip_fragment.constprop.49+0x240/0x240 [ 106.175926] ? __ip_select_ident+0x168/0x290 [ 106.180342] ? ip_idents_reserve+0x300/0x300 [ 106.184755] ip_local_out+0xc5/0x1b0 [ 106.188475] ip_queue_xmit+0x9d7/0x1f70 [ 106.192466] ? ip_build_and_send_pkt+0xc70/0xc70 [ 106.197233] ? __lock_is_held+0xb5/0x140 [ 106.201306] ? udp_set_csum+0xdf/0x5e0 [ 106.205209] l2tp_xmit_skb+0xf66/0x17d0 [ 106.209188] ? check_memory_region+0x1a1/0x1b0 [ 106.213786] ? l2tp_session_create+0xb50/0xb50 [ 106.218379] ? iov_iter_advance+0x14c0/0x14c0 [ 106.222889] ? kasan_check_read+0x11/0x20 [ 106.227050] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 106.231388] pppol2tp_sendmsg+0x4ae/0x6c0 [ 106.235547] ? pppol2tp_getsockopt+0x940/0x940 [ 106.240146] sock_sendmsg+0xd5/0x120 [ 106.243874] sock_write_iter+0x35a/0x5a0 [ 106.247945] ? sock_sendmsg+0x120/0x120 [ 106.251937] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 106.257488] ? iov_iter_init+0xc9/0x1f0 [ 106.261478] __vfs_write+0x64d/0x960 [ 106.265211] ? kernel_read+0x120/0x120 [ 106.269109] ? wait_for_completion+0x870/0x870 [ 106.273716] ? rw_verify_area+0x118/0x360 [ 106.277870] vfs_write+0x1f8/0x560 [ 106.281426] ksys_write+0xf9/0x250 [ 106.284971] ? __ia32_sys_read+0xb0/0xb0 [ 106.289040] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 106.294592] __x64_sys_write+0x73/0xb0 [ 106.298489] do_syscall_64+0x1b1/0x800 [ 106.302386] ? finish_task_switch+0x1ca/0x840 [ 106.306895] ? syscall_return_slowpath+0x5c0/0x5c0 [ 106.311835] ? syscall_return_slowpath+0x30f/0x5c0 [ 106.316782] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 106.322145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.326976] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.332145] RIP: 0033:0x455a09 [ 106.335318] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 106.343013] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 106.350275] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 106.357528] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 106.364786] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 106.372046] R13: 000000000000077c R14: 00000000006ff440 R15: 000000000000000a 2018/05/15 12:44:02 executing program 0: socket(0xa, 0x5, 0x0) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:02 executing program 7: sync_file_range(0xffffffffffffffff, 0x0, 0x7, 0x0) socketpair$ax25(0x3, 0x3, 0xce, &(0x7f0000000380)={0xffffffffffffffff}) open_by_handle_at(r0, &(0x7f0000000500)={0x50, 0x200, "38131ceec3c37f7e1e8a6c0487390e6beedaab444e1c477d5861c5f83df9ce5b138d37c0d53243158d7f993b1bc060877d63603d8f8a22c7208a3b3647e2e4b242c6c7b0bd06295e"}, 0x101002) close(0xffffffffffffffff) rt_sigaction(0x3, &(0x7f00000000c0)={0x0, {0x400040000000}, 0x80000000}, &(0x7f0000000180), 0x8, &(0x7f0000000280)) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f0000000140)=0x78, 0x4) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000440)='/dev/zero\x00', 0x0, 0x0) setsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f0000000480)=0x1, 0xfffffffffffffc71) sendto$inet(r1, &(0x7f0000a88f88), 0x0, 0x200007fd, &(0x7f0000000300)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) ioctl$DRM_IOCTL_GET_MAGIC(0xffffffffffffffff, 0x80046402, &(0x7f00000003c0)) openat$pfkey(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/net/pfkey\x00', 0x200, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/rtc0\x00', 0x80000, 0x0) sendto$inet(r1, &(0x7f0000001280)="822cda77044a9244fc92ebe66f50ed66b327bad0470da022786bcf98d2ffc5e8de32c67a16534db16f50b981bd7468fedd35b92e4794eb132fe34bc3ff1cbb8c249c72f0dd1427ae76a0137f1c83a557633b3ad2b7", 0x55, 0x0, &(0x7f0000000000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) syz_emit_ethernet(0x69, &(0x7f0000000580)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipx={0x8137, {0xffff, 0x5b, 0x81, 0x0, {@current, @random="3b82ca28cb89", 0xfffffffffffffff9}, {@current, @random="9f1f78fcba9d", 0x10000000000000}, "1e0368f4c1bcd2cd4309900daf1efb8eb27dfd825e46ef2eae373b8fd93bcae09901c94e49ddffb1a9573f25b78634aeea250cb4a7fa9c4643be784964"}}}}, 0x0) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x921b527a62bfd8af) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f00000000c0)}) recvmsg(r1, &(0x7f0000000240)={&(0x7f0000000040)=@nfc, 0x80, &(0x7f00000001c0)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1, &(0x7f0000000200)=""/20, 0x14}, 0x100) write$binfmt_elf64(r1, &(0x7f0000002300)=ANY=[@ANYBLOB="7f454c4600250000050000000000000003003e00060000002c010000000000004000000000000000e1000000000000000500000087003800020002000700ea000200007001000000ea0a000000000000f7ffffffffffffff00000000ffffffff00000000000000000100000001000000010000000000000001000070040000000500000000000000000000000000000005000000000000000100000001000000ff0f00000000000000fcfffffffffffff423273d395b5dfe49a633eb0eb0263328129db30c89d614ca312379424593d1149401363a977a2b10bc8394762bab422771360aa38dc889b26829f721e3098b0f80c2f4ee55bcf0df04911af0a6a16e0ab5b5bb1e2227df0cb7b403be567ea3b9adef738dd4b7efbd9e56dfc0dc488a064d4ad246d477bc8fedb6c1fbcdb1469e544a6ac9afa9987b94c8d1209a41a79416931a8f43bd761418a2c47221a2a4d6bee2592cd6eab8fa3ac582965b48d68fb1dde708c9901874b0f1628c0adb0dc15872d102a327e9f073a52942892de4cc87c25e76cde841dd1e09db3f59955450018b682981af9bf3133a11fbf7915b41105bd663e6f7116777b3cb43f260d25a06d22119ca7674f7d9eeb496cccae5ea73758600072b6f0c2a39d824fa2001cb9377fbc132be60c8b0bf6ac0a892b355685d62cb7077a1e889c359d7bfc544111c6ca232e6c6593a0b8f085567b065536d649fea6d4e202254fc1a0dedba780af208b0457ed33958cfd97c0155f59b06d997423bb3b6f3d5e01c8b74030434cacb0e50dcc661aff03a72021b6011f6ff05f6070f0bcb7d75cbf1668562cd6599dcf1eac792c47370ac83b2730215d9955f6fa81f59d3209fbaf52f41f8c413432d976fe6eb3ae98661de6250e09bcf7b82d0492b349ca022abade27ee2d41aa83ba7d2ed5193dda7e9c78769b1430e5a171e12e0fa1d057e1aef4b856ab0f2dabc8b207f09d78e1f83461ccac0b2558732ea70d369973971d2c6d94081f33308b1e4b27a2ce6f45838809407045aa63b6219d82564c7323f73bfc2260fd95e5e8eeca550ba9adcca477de69469764858d7aa3ab8afd99e883c43dacae12ac88e7fea5a99df90755e5caf59185794ed6419a22fe36d9070ed6558b090cb871914491e2a135047b729107896b784bf87c941f7b993033898b993c83b8bcec93aed20e900921e8c8e716321ad5664665e7f89839258d1477a2e8fceaa9280b9c9dc53b5ed4bd907c3942d8fac1eff961bf3040ae0faed3985bccc35551fdfcd52907750828fc988e60aec5b577af9769cebc8d6e87a826826f8362c84fe7ec9e6d3cc39c1b6b6b9005eaaf0d9037fa576757018d3f60fbab576284cd7343e70a4b8143dc67e94c1090b7376eec330f5995c4b3a119646b4a953cf0669d6e52264827bbbae2c7565529a68f46f5e1a23137059867d0192caf6b22e2d74f8fbe12a139bc90a0d12b6acc0a106ba4fc2baf87c254bb540835206fc5f63dbc82581cec68813c331af00086cae971610587c4683d5f1b0dd68b8a419f581f0387cc9d1a435e329a0595d73a4489b1ea23c331ca752bfd46de13faee26e7e2e9b11dd7151883ac8112c0ba049070bcf00881cc0a37395f1a102cddda4b0b903b0233461e70254e6a75b9c29c02fce51b630d5cd58867e5f8e5b47fdb2fb53e0b9485f1079ddb39d7b3ef5d8d37be9a08714575e454274581a8ad758ba53da32d2c893e8a40de0febf31f84016558a9db7c53dec27895d69fa1a34e4b5b856f4d0974a9dd4031e28632a245b921a576f1a19f47d7ba08e9ca94a7ae46c89b379d90e0dfdcffb790586d920ea79f94af735aa51695dfe0c9c73a44b277e877b473b43f5c3a960d7c5e22678ab3f7cf46bdf23cbbd31df613827f8e23f7b2c71be25eab7dbd56f7b426b784583ec97db1659afc521a84e709cd879f8e5afe72366ffcd05c29b92ad59b3fe569e0b92c7978630ff418af3b81e35a19df805a2b89b9b87a13109c19ea941e9b9f6ee1c47708870abfda2debce7eae0f356bc896a5a207f6bc3ed4186117e1ae9b861d3a9a94520a6df99fd700c6fc3b82467a1257c2040dd34b2fb30c032224e6b864900f93168e387edaeeedaebf8b7b40d4caaa97c85229e63770ced3382013fd11010d0ee46333666aaec98aacc511c92be9e55eee400c74ab4614552624ad88f5d63b6f87e85826ee7cf6f15418f9712c6d07f36a54f097d9bc48b3035ae569af4753e7831dc520fe4726d0c96d0cb7b45e5ca5002884d38ed8e8ead8d4a7da76f9bcfd848fd27345bec7dd4356ef7b11a0cd3113bd9d9bd72597daf8e25b987b6a17329b9c581e7e647eddd060553fd6e6d90bc07ffc5ca9eb6e9ce36aa545ac0f6e242e381282522481668f05909a69db9c8f417ce2406fb727c11fa8ed3ec6f0c7fed51414f3286075c414753979f58a70d97539c1215ad15f4f2bdc9cb27e00245bb2291f767d4c581387a63022c727026043c0180a848edd1c3fffff21c3fe0b11c65caca8941959536882277e3dc9e61da52527a24e2d79a497a80b33b24f1ca184d56ad13194867d7a0a424977b5f256a4643460a03007ccf2abb042c6a8f357e8c67298f4ee68fa10d82aeec9c63884f43927692db04bfa6651a630ff1e945d5c2ceb1552d0cd69830f257e5d2b500e4447f03edc78938d82871b7075be875dee546cd23ae617356f51fe8f1fb11417e63a436d7ca0ecd22fab3719ab5b4a4fa0ac2b6a44002fdddb61f7d6fe2beac291455b144cff1da4cb487c430a42cd6dee2b0752536175bdeb3abf2a393823dddf4567d7a6ac785662eb272ea9ea223e0d63a2d027fc3bfa6da9c1537a5c207c9f2495bd45eee778875ba641ceb20f3fb23d57269a4e40e0baea56d0b4247f12ebb7cf6ee0e64b0d521c8636ca845287f752adfde004e37bee0451540bcabf455b43233e287e4ce36ebbf2cf0aa8325b72b90c40cc5bdf77f66b07bf5423a80409e1e95424e2d63c09e621354d87d29d28758c290f29746e00e72e1f6ee9fc93841a7a4ec7420c1d78c09f9355b41c5b6a2e94d84218428a4e4e40bcab84f0cdc9a230101146a11e1f36367b4b5f21e76b5e58c31aec27a47e7ce6c22d29c553f03d0515199b541750e92718c53542cb8c0e4202c89b5bc2a4e3cd4fd1e33ba846b2d2d1c94d2e73327b1d327fe80ff1113634e2e94769b97a1088c2f00001fd26ffbf3b4b82036e960a01efd1eecb0e4cff79c5943cb7f3390757f2ebaa20ac131cddf19065dad03237cca7406b5c30228494fe25d1be39d26631795f3b0a16ac6c8c27e37a75bce127c582beed29fe6137efe5ac28a2a89597db794c570055e318e92f17f36e3fcbc68c8233d2f0c433f9e11b2819ade8026682c9c966d13605ba9cfa66d91f8203260ed06d8c53912b2c25be01165ebda24e3b70c4fa4a99c56470ee40080aa92272d6ba4a0906d5b8df7039b82bf83378b78ce124aca8b7944fffdd65bfca51e33614282fb1738dd43c6b95f2bc5e9b24605ff3fb5a06ece40c2c4a86b93acdde534777d47c5196e7ef7d65ff45606324b402aa6b81afa463f63f96bc442cd25a033b7b6feed08de0f00bccb16c439813c6c4b1d1733bb55a6245a9180ec71a7f31631613c60af161f5ef64493b859a6c4baa9e3811250984db538169178a4f4cb4141f74e366a28b4fdeef59bb22f6f525c493912a044bd99a3b4b86b2834a4f837d58d4292a22a730b6a2e5ec7bf358c2016326fff4889d5d5e1beec898a3a88d0f4a450d86548a1a9b1cc1bee45e6a4e2c4e09cd69a51d46190755bd42c1e53d4a1f80010da651d6c500a066afa9c98755acf643ff381af66742c6e091746c77e0f14f2583d6d70339ed50e9da34a0aa8820359872132179f087f16cdaf3636688927e39a857a99f911d08406b6addefa9f895f3b29812234eaf4d5a93b9363fa02a4ee9fe8676811004fabc8121f7639e9f92c0d7f796a6355e984d7a85aadc6220847666f8f52c4571516eb1a9fc487e918956411823e1edef555a61ba7d45931457b221bdcc8aaad58e8007497a8846278e0aed68926d3ea9fd96a89ccc89627c86da315c3eb5445bf799df613befe958390660f6c9f7ac02e3187100f18ea3bfacf9662601fc9868329b3524cb8c07850726355bd748f7c51b32e6c4341676cef6af55351e599d196d38d63bf0cd20b85f4bc79a2895b9c5c4d46090b4e1a10394f8ba7201d45d3878dc9b3e7ec3510073424b92a7448f9d8d9c15fff2a1c0e6dde7e6ad83f6243b21c6c14bd1b36e834b9cdc2b09022c0ddad8b5cdedb4a9e401acd96b77825cf6cb459e0c70b310c4d6f7a192c6766e75b4b50e64680b8bbe41065eac33f24c280ae6d89ef5fad05d8a9b635b052176cc3a9c2c9ffd43c0530deafd29079147dd34b5cd866e7feffe95f76695a40c216729ab52614cb603b6065e88ce689e29e016313ebc63814b33ffc28f8bbe846e6c5aceb44e92af060d2e3407c2ecb95be53e68a2dd5cac2cebc0d202fb01557e017fccda71d8dfab8c686dd8b0aba628417e3e39dbfa08ba07f8faeb2edf59a513dbf07325bf6e2604d1896e7ecaef489fa240d7c962c654c803898147df6ff04c01117033cb7e1d960e0996d5ad4261514c61ea804e2effcaa4478cf3e39cfd79f8649886892bc2ee8459333e01de02cc747a728f4543619037f0e4e461ded523d75cc9fa8461a46ffa6ace8895f062df6f9ef9af0ee03bc156b3197fe6348a4d84e5da4c058e9d4e8722e30cea964e8f1c96070a8f973c6646c0730f5c46309537c87ef3c61eaa3ee8947ded16b4012c13aacd49c4db459676de562f749dfcb22d80c6d998c5b1cfba66cb84a803f5cfcb1c68a08711308f536f5c2ba4daa8b14f90132012efb0749df28fcf75bc3afc818706550a2f07398745d67b1dda4015e816daf6655c8540e23a5719e413a59cbdab51bf05a8c65f1b3270386676f22bb81351d9480675f1c169bf833467c832d736364bcfc2f314cc43656e1ea5077c9433362e96b4fde669f97cab4d70b66ab2dea08953a9d4223a5be36bd3bb93d7a0d51b3770f656f698e272e6c8cf175df0729b38bdd56227a245fd65cd227beced78d2f3816ddc6e458de06b859efc50dfc719a93d60ad660a7fac045631bbff7401d8db635dfc0f16941957d253e4bf297b4e03103bea91a94cfbdac5d4ffb6e6d371369a2744537539b5d1220f2555509996acc58a9a21b0b607a9062fccd469133c5b2db1c0b62ed0205be7bc55e457e44e6a509863ccfca7dd770d2681a002de566c048833cba7135497e3e8430b1dd50d8810143f0947ca665726d33e87a090750371f6059e4270005b61f9f46e0ba5e49313055cf1c25c20945ae0ae7564f246c3c454c0e8a26947ffb1b80f2b7b4f5b82a4f4011446f675bace0f202750ccf6e145285bf4e294825b25f45ff78cf787ba58e28595fe76d023109c363f27b4236b406228cf4e28bf5e27887f912970eff09ebd02258df3b6d1047d53be10c58efab6849353c9287a4376a05eedb5e049363d3882feaa030cd868b912c1d4754248f7a0a0338f0d3b3c5147f3db59ab3300e5781c006499efdb1064908b03c373e42a2204e3f984c8fced1601bf09a0620b567627580477f58e393a25c81a680da7f00000000726722863be650d125c08b9bd28a9d1b69b59e0de9e82acdaf745a831d68f5fb10293d331f921ef5596e72cfeef75d9fb9ae80676c5e52c0d4949c07af0f78fa25816b3636"], 0xffe) 2018/05/15 12:44:02 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x101000, 0x0) ioctl$KDSETKEYCODE(r1, 0x4b4d, &(0x7f00000009c0)={0xfff, 0x80000000}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) write$binfmt_aout(r0, &(0x7f0000000a00)=ANY=[@ANYBLOB="080100fff70200006500000080ffffff0901000006000000000000000000000028beb9942180fa8e9fe1db63fa13d243617bbdc7c3d8757875d8c779d5bd05450ac08426fa3c9c5e68ef9bdde9606d5a7faa34cafbc2936c111cdaff83c9f5e7820c2444abda2fd400c23026f55c7bbe2ca07b8f39b0760766f92fa59a61f4dc62840514a76e4c36715fb2ed6a35ff1d2119a4b5f747b5363b0ae7f87eab2b426576373265efbd6bf7f1be95d45ae413695b422e1d7c494abfbb5e6c98ad79051a82f69f35e9f0f8f1050736c4ed5b9f9e2313536ee3711cc555075f06228a36d1f15541abda5cb26614b8f4e661ef51cc412808123d60aabcdc3383a4fef56901b907499895a804e974bbec76e34c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b5576f0000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000950000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003428d560e0ff72cbcff2254a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x90f) 2018/05/15 12:44:02 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:02 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x11, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:02 executing program 5: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x20000, 0x0) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000040)={0x0, 0x0, 0x4}) ioctl$DRM_IOCTL_GEM_CLOSE(r0, 0x40086409, &(0x7f0000000080)={r1}) perf_event_open(&(0x7f0000000500)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000004c0)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/05/15 12:44:02 executing program 1 (fault-call:2 fault-nth:11): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:02 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x7e, 0x200000) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)=@gettclass={0x24, 0x2a, 0x400, 0x70bd27, 0x25dfdbfc, {0x0, r1, {0xb, 0xf}, {0x0, 0xfffb}, {0xb, 0xffff}}, ["", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x11}, 0x4000) r2 = socket(0x40000000015, 0x5, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000000)={0x0, 0x0}, &(0x7f0000000080)=0xc) ioctl$EVIOCGMASK(r0, 0x80104592, &(0x7f0000000380)={0x2, 0xc9, &(0x7f0000000280)="cbf57f10a7ef9ef5ca0f1370dd7b7659579c7311e9e76df2a0233672ae5e07fdef6e94df9a4eaaed21828e31472147d0552a4ce3ea1e19fb3c47714478e7f45c2c74e473c2e2421bfdefe301f5f74d26ebe305c75c208d880050b8eb3fe4673f9b789f5720ab1b4fc1c6cb97f28a62ea298590a1f27d4d29a984d6b618a1a8204da7f3198933b05471b687fcef60b287cdd29ce4845dc3cc6877d82607df103441fc62c530c237803a83eed5b96f97b8a2ac1087a2e1d8495354f988034c1b05f9f05729b15bfed826"}) setreuid(r4, r3) [ 106.664547] FAULT_INJECTION: forcing a failure. [ 106.664547] name failslab, interval 1, probability 0, space 0, times 0 [ 106.675841] CPU: 0 PID: 8451 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 106.683037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.692404] Call Trace: [ 106.695011] dump_stack+0x1b9/0x294 [ 106.698664] ? dump_stack_print_info.cold.2+0x52/0x52 [ 106.703883] should_fail.cold.4+0xa/0x1a [ 106.707964] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 106.713083] ? enqueue_to_backlog+0x925/0xc90 [ 106.717596] ? enqueue_to_backlog+0x301/0xc90 [ 106.722118] ? __netif_receive_skb+0x1e0/0x1e0 [ 106.726714] ? __lock_is_held+0xb5/0x140 [ 106.730803] ? print_usage_bug+0xc0/0xc0 [ 106.734880] ? netif_rx_internal+0x160/0xae0 [ 106.739295] ? do_xdp_generic+0x50/0x50 [ 106.743276] ? rcu_is_watching+0x85/0x140 [ 106.747437] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 106.752641] __should_failslab+0x124/0x180 [ 106.756892] should_failslab+0x9/0x14 [ 106.760704] kmem_cache_alloc+0x47/0x760 [ 106.764774] ? lock_acquire+0x1dc/0x520 [ 106.768761] ? dev_valid_name+0x2c0/0x2c0 [ 106.772927] skb_clone+0x1ed/0x4f0 [ 106.776484] ? skb_split+0x11d0/0x11d0 [ 106.780401] ? rcu_is_watching+0x85/0x140 [ 106.784563] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 106.789769] ? netif_rx+0xba/0x400 [ 106.793328] dev_queue_xmit_nit+0x3cf/0xb90 [ 106.797666] ? debug_check_no_locks_freed+0x310/0x310 [ 106.802875] ? napi_busy_loop+0xca0/0xca0 [ 106.807053] ? debug_check_no_locks_freed+0x310/0x310 [ 106.812273] dev_hard_start_xmit+0x16b/0xc10 [ 106.816705] ? validate_xmit_skb_list+0x120/0x120 [ 106.821568] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 106.827125] ? netif_skb_features+0x696/0xb40 [ 106.831646] ? validate_xmit_xfrm+0x1ef/0xdc0 [ 106.836158] ? lock_acquire+0x1dc/0x520 [ 106.840156] ? validate_xmit_skb+0x704/0xd90 [ 106.844589] ? netif_skb_features+0xb40/0xb40 [ 106.849104] __dev_queue_xmit+0x2724/0x34c0 [ 106.853425] ? netdev_pick_tx+0x2d0/0x2d0 [ 106.857575] ? debug_check_no_locks_freed+0x310/0x310 [ 106.862759] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 106.867943] ? is_bpf_text_address+0xd7/0x170 [ 106.872482] ? kernel_text_address+0x79/0xf0 [ 106.876878] ? __unwind_start+0x166/0x330 [ 106.881013] ? __kernel_text_address+0xd/0x40 [ 106.885498] ? unwind_get_return_address+0x61/0xa0 [ 106.890414] ? __save_stack_trace+0x7e/0xd0 [ 106.894728] ? save_stack+0xa9/0xd0 [ 106.898344] ? graph_lock+0x170/0x170 [ 106.902128] ? __kmalloc_reserve.isra.38+0x3a/0xe0 [ 106.907043] ? __alloc_skb+0x14d/0x780 [ 106.910918] ? ip_do_fragment+0xb66/0x2ac0 [ 106.915137] ? ip_fragment.constprop.49+0x179/0x240 [ 106.920138] ? ip_finish_output+0x6cb/0xf80 [ 106.924447] ? ip_output+0x21b/0x850 [ 106.928146] ? ip_local_out+0xc5/0x1b0 [ 106.932024] ? ip_queue_xmit+0x9d7/0x1f70 [ 106.936160] ? l2tp_xmit_skb+0xf66/0x17d0 [ 106.940298] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 106.944605] ? sock_sendmsg+0xd5/0x120 [ 106.948479] ? sock_write_iter+0x35a/0x5a0 [ 106.952700] ? __vfs_write+0x64d/0x960 [ 106.956571] ? vfs_write+0x1f8/0x560 [ 106.960268] ? ksys_write+0xf9/0x250 [ 106.963966] ? __x64_sys_write+0x73/0xb0 [ 106.968022] ? do_syscall_64+0x1b1/0x800 [ 106.972072] ? print_usage_bug+0xc0/0xc0 [ 106.976125] ? lock_downgrade+0x8e0/0x8e0 [ 106.980262] ? lock_release+0xa10/0xa10 [ 106.984224] ? kasan_check_read+0x11/0x20 [ 106.988359] ? mark_held_locks+0xc9/0x160 [ 106.992498] dev_queue_xmit+0x17/0x20 [ 106.996296] ? dev_queue_xmit+0x17/0x20 [ 107.000259] ip_finish_output2+0x1046/0x1840 [ 107.004665] ? ip_copy_metadata+0xa90/0xa90 [ 107.008989] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.014517] ? refcount_add_not_zero+0x216/0x320 [ 107.019259] ? refcount_dec_if_one+0x170/0x170 [ 107.023827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.029351] ? memcpy+0x45/0x50 [ 107.032624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.038148] ? skb_copy_bits+0x507/0x770 [ 107.042199] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 107.047729] ip_do_fragment+0xa9e/0x2ac0 [ 107.051775] ? ip_do_fragment+0xa9e/0x2ac0 [ 107.055993] ? trace_hardirqs_on+0xd/0x10 [ 107.060131] ? ip_copy_metadata+0xa90/0xa90 [ 107.064442] ? ip_finish_output2+0x1840/0x1840 [ 107.069011] ? graph_lock+0x170/0x170 [ 107.072797] ? graph_lock+0x170/0x170 [ 107.076590] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.082113] ? ipv4_mtu+0x375/0x580 [ 107.085726] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 107.091162] ? find_held_lock+0x36/0x1c0 [ 107.095216] ip_fragment.constprop.49+0x179/0x240 [ 107.100046] ip_finish_output+0x6cb/0xf80 [ 107.104186] ? ip_fragment.constprop.49+0x240/0x240 [ 107.109189] ? kasan_check_read+0x11/0x20 [ 107.113321] ? rcu_is_watching+0x85/0x140 [ 107.117457] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 107.122633] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 107.127634] ? nf_hook_slow+0x11e/0x1c0 [ 107.131599] ip_output+0x21b/0x850 [ 107.135125] ? __ip_local_out+0x5cf/0xb20 [ 107.139347] ? ip_mc_output+0x15a0/0x15a0 [ 107.143490] ? ip_queue_xmit+0xa1/0x1f70 [ 107.147541] ? ip_fragment.constprop.49+0x240/0x240 [ 107.152546] ? __ip_select_ident+0x168/0x290 [ 107.156941] ? ip_idents_reserve+0x300/0x300 [ 107.161334] ip_local_out+0xc5/0x1b0 [ 107.165039] ip_queue_xmit+0x9d7/0x1f70 [ 107.169001] ? ip_build_and_send_pkt+0xc70/0xc70 [ 107.173751] ? __lock_is_held+0xb5/0x140 [ 107.177798] ? udp_set_csum+0xdf/0x5e0 [ 107.181676] l2tp_xmit_skb+0xf66/0x17d0 [ 107.185634] ? check_memory_region+0x1a1/0x1b0 [ 107.190210] ? l2tp_session_create+0xb50/0xb50 [ 107.194780] ? iov_iter_advance+0x14c0/0x14c0 [ 107.199262] ? kasan_check_read+0x11/0x20 [ 107.203395] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 107.207704] pppol2tp_sendmsg+0x4ae/0x6c0 [ 107.211842] ? pppol2tp_getsockopt+0x940/0x940 [ 107.216415] sock_sendmsg+0xd5/0x120 [ 107.220121] sock_write_iter+0x35a/0x5a0 [ 107.224168] ? sock_sendmsg+0x120/0x120 [ 107.228134] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 107.233655] ? iov_iter_init+0xc9/0x1f0 [ 107.237616] __vfs_write+0x64d/0x960 [ 107.241317] ? kernel_read+0x120/0x120 [ 107.245194] ? wait_for_completion+0x870/0x870 [ 107.249769] ? rw_verify_area+0x118/0x360 [ 107.253902] vfs_write+0x1f8/0x560 [ 107.257430] ksys_write+0xf9/0x250 [ 107.260959] ? __ia32_sys_read+0xb0/0xb0 [ 107.265008] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 107.270538] __x64_sys_write+0x73/0xb0 [ 107.274415] do_syscall_64+0x1b1/0x800 [ 107.278293] ? syscall_return_slowpath+0x5c0/0x5c0 [ 107.283211] ? syscall_return_slowpath+0x30f/0x5c0 [ 107.288135] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 107.293488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.298321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.303515] RIP: 0033:0x455a09 [ 107.306702] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 2018/05/15 12:44:02 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0) r1 = signalfd4(r0, &(0x7f0000000080), 0xe9, 0x0) mincore(&(0x7f0000123000/0x3000)=nil, 0x3000, &(0x7f0000000040)=""/34) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_INITMSG(r2, 0x84, 0x2, &(0x7f0000000580)={0x2, 0x4, 0x6, 0x1}, 0x8) 2018/05/15 12:44:02 executing program 0: socket(0xa, 0x5, 0x0) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:02 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x9, 0x40) ioctl$KDDELIO(r1, 0x4b35, 0x144c) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:02 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:02 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x86ddffff00000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 107.314418] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 107.321688] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 107.328943] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 107.336198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 107.343462] R13: 000000000000077c R14: 00000000006ff440 R15: 000000000000000b 2018/05/15 12:44:02 executing program 3: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000280)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x2, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f00000002c0)={0x4, {{0xa, 0x4e22, 0x3, @loopback={0x0, 0x1}, 0xffff}}}, 0x88) fchmod(r0, 0x8) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000200)={r1, 0x1, 0x1, 0x100000001, &(0x7f0000000000)=[0x0, 0x0, 0x0], 0x3}, 0x20) getsockopt$ARPT_SO_GET_INFO(r1, 0x0, 0x60, &(0x7f00000000c0)={'filter\x00'}, &(0x7f0000000140)=0x44) ioctl$ASHMEM_GET_NAME(r1, 0x81007702, &(0x7f0000000180)=""/92) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000080)={0x6, 0x3}) 2018/05/15 12:44:02 executing program 0: socket(0xa, 0x5, 0x0) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:02 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:02 executing program 5: r0 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'bpq0\x00', 0x103}) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$netrom_NETROM_T2(r1, 0x103, 0x2, &(0x7f0000000140)=0x101, &(0x7f0000000180)=0x4) syz_genetlink_get_family_id$fou(&(0x7f00000002c0)='fou\x00') syz_extract_tcp_res$synack(&(0x7f00000000c0), 0x1, 0x0) ioctl$TUNGETVNETHDRSZ(r0, 0x800454d7, &(0x7f0000000000)) r2 = syz_open_procfs(0x0, &(0x7f0000000300)='net/dev_mcast\x00') ioctl$BLKALIGNOFF(r2, 0x127a, &(0x7f0000000340)) getsockopt$ARPT_SO_GET_ENTRIES(r1, 0x0, 0x61, &(0x7f00000001c0)={'filter\x00', 0x54, "1fe4b27eda25035f73a9a68306ef94509a90d92bd71c7de8f55b6854bb77970c72b3b572980cb7d5f3eb3241d670cfa5ab5fa9348c71caa5c3974cfffbc61305957558cd7e7713d6a025d389fc89efdd68f322b0"}, &(0x7f0000000280)=0x78) ioctl$sock_netrom_TIOCOUTQ(r1, 0x5411, &(0x7f0000000080)) 2018/05/15 12:44:03 executing program 0: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012c") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:03 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000000c0)={'team0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="3d00000000000000000000000000b61e0009410000200000000000000000000000000000"]}) 2018/05/15 12:44:03 executing program 3: r0 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x0) readv(r0, &(0x7f0000000000)=[{&(0x7f0000000200)=""/104, 0x68}], 0x1) r1 = semget(0x2, 0x5, 0x400) clock_gettime(0x0, &(0x7f0000000280)={0x0, 0x0}) semtimedop(r1, &(0x7f00000001c0)=[{0x4, 0x5, 0x1000}, {0x2, 0x1, 0x1800}, {0x2, 0x0, 0x1000}, {0x0, 0x100000001, 0x1000}, {0x1, 0x80, 0x800}, {0x4, 0x4, 0x1800}], 0x6, &(0x7f00000002c0)={r2, r3+10000000}) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) getsockopt$bt_l2cap_L2CAP_CONNINFO(r4, 0x6, 0x2, &(0x7f0000000300), &(0x7f0000000340)=0x6) getpeername(r4, &(0x7f00000003c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f0000000440)=0x80) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000480)={0x0, 0x8000, 0x4, 0x8001, 0x0}, &(0x7f00000004c0)=0x10) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r5, 0x84, 0x72, &(0x7f0000000500)={r6, 0xbd3, 0x20}, &(0x7f0000000540)=0xc) ioctl(r0, 0xd1b, &(0x7f0000000380)="96cfeac6398a83a1") r7 = accept4(0xffffffffffffff9c, &(0x7f0000000040)=@in6={0x0, 0x0, 0x0, @remote}, &(0x7f0000000100)=0x80, 0x80000) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r7, 0x84, 0x12, &(0x7f0000000140), &(0x7f0000000180)=0x4) 2018/05/15 12:44:03 executing program 7: setrlimit(0xb, &(0x7f000003a000)) rt_sigqueueinfo(0x0, 0x26, &(0x7f0000035000)={0x0, 0x0, 0x9}) 2018/05/15 12:44:03 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa5000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:03 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000100)='/dev/rfkill\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000140)={0x0, 0x83, "d743c5659cfdf2ed6052ef522e23066725d8ce03607852fa3abe6fec0b254dee0d1d5bbf7e4e0a674e74a620708b8cbd3c98c8066ee66cdf04c602b25a4bdfd6bdedcbed2f0b627db98be88910d8221f980b612b89b5f5ac581d4fd23aed807d35bc2c604ffbb8b2e90b9af673686f656eff2af820ebb4de24ed7c2afb321e9458a416"}, &(0x7f0000000200)=0x8b) setsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000240)=@assoc_value={r2, 0x1}, 0x8) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x400000, 0x0) getpeername$packet(r3, &(0x7f0000000080), &(0x7f00000000c0)=0x14) 2018/05/15 12:44:03 executing program 1 (fault-call:2 fault-nth:12): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012c") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:03 executing program 5: r0 = userfaultfd(0x800) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x100000000002}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000911000)={{&(0x7f00003e3000/0x1000)=nil, 0x1000}, 0x1}) r1 = syz_open_dev$sndpcmp(&(0x7f00000001c0)='/dev/snd/pcmC#D#p\x00', 0x10000, 0x200) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000200)={0x8, @time={0x0, 0x989680}, 0x0, {0x4, 0x1f}, 0x40, 0x0, 0x4}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) sendmsg$nl_route(r2, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000900}, 0xc, &(0x7f0000000140)={&(0x7f0000000480)=ANY=[@ANYBLOB="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"], 0x1}, 0x1, 0x0, 0x0, 0x8000}, 0x0) r4 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0x10}) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000003000/0x4000)=nil, 0x4000}, 0x1}) ioctl$KVM_INTERRUPT(r3, 0x4004ae86, &(0x7f0000000100)=0xc3f) syz_open_dev$binder(&(0x7f0000000380)='/dev/binder#\x00', 0x0, 0x803) ioctl$UFFDIO_REGISTER(r4, 0xc020aa00, &(0x7f0000913000)={{&(0x7f00004b3000/0x5000)=nil, 0x5000}, 0x1}) clone(0x0, &(0x7f0000001f37), &(0x7f0000001ffc), &(0x7f0000001000), &(0x7f0000001000)) r5 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x40000, 0x0) ioctl$GIO_CMAP(r5, 0x4b70, &(0x7f0000000040)) read(r4, &(0x7f0000000280)=""/100, 0x64) read(r0, &(0x7f0000000400)=""/100, 0x64) [ 107.699509] FAULT_INJECTION: forcing a failure. [ 107.699509] name failslab, interval 1, probability 0, space 0, times 0 [ 107.710823] CPU: 0 PID: 8509 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 107.718020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.727384] Call Trace: [ 107.729990] dump_stack+0x1b9/0x294 [ 107.733640] ? dump_stack_print_info.cold.2+0x52/0x52 [ 107.738851] ? unwind_get_return_address+0x61/0xa0 [ 107.743803] ? __save_stack_trace+0x7e/0xd0 [ 107.748149] should_fail.cold.4+0xa/0x1a [ 107.752230] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 107.757370] ? save_stack+0xa9/0xd0 [ 107.761033] ? __alloc_skb+0x14d/0x780 [ 107.764941] ? ip_do_fragment+0xb66/0x2ac0 [ 107.769199] ? ip_fragment.constprop.49+0x179/0x240 [ 107.774237] ? ip_finish_output+0x6cb/0xf80 [ 107.778571] ? ip_output+0x21b/0x850 [ 107.782298] ? ip_local_out+0xc5/0x1b0 [ 107.786202] ? ip_queue_xmit+0x9d7/0x1f70 [ 107.790366] ? l2tp_xmit_skb+0xf66/0x17d0 [ 107.794531] ? pppol2tp_sendmsg+0x4ae/0x6c0 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012c") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) [ 107.798871] ? sock_sendmsg+0xd5/0x120 [ 107.802765] ? sock_write_iter+0x35a/0x5a0 [ 107.807015] ? __vfs_write+0x64d/0x960 [ 107.810921] ? vfs_write+0x1f8/0x560 [ 107.814646] ? ksys_write+0xf9/0x250 [ 107.818370] ? __x64_sys_write+0x73/0xb0 [ 107.822443] ? do_syscall_64+0x1b1/0x800 [ 107.826515] ? print_usage_bug+0xc0/0xc0 [ 107.830595] ? find_held_lock+0x36/0x1c0 [ 107.834677] ? lock_downgrade+0x8e0/0x8e0 [ 107.838846] ? mark_held_locks+0xc9/0x160 [ 107.843010] __should_failslab+0x124/0x180 [ 107.847259] should_failslab+0x9/0x14 [ 107.851077] kmem_cache_alloc_node+0x56/0x780 [ 107.855589] ? ip_finish_output2+0xab7/0x1840 [ 107.860109] __alloc_skb+0x111/0x780 [ 107.864412] ? skb_scrub_packet+0x580/0x580 [ 107.868761] ? refcount_dec_if_one+0x170/0x170 [ 107.873361] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.878919] ? memcpy+0x45/0x50 [ 107.882217] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.887762] ? skb_copy_bits+0x507/0x770 [ 107.891839] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 2018/05/15 12:44:03 executing program 7: capset(&(0x7f0000594ff8)={0x19980330}, &(0x7f0000244000)={0x0, 0x0, 0x0, 0x0, 0xffffffffffffff7f}) r0 = msgget$private(0x0, 0x2) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/snapshot\x00', 0x80000, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f0000000200)) msgctl$IPC_STAT(r0, 0x2, &(0x7f0000000000)=""/132) r2 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x5, 0x4081) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000100), &(0x7f0000000180)=0x4) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf6") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) [ 107.897391] ip_do_fragment+0xb66/0x2ac0 [ 107.901459] ? trace_hardirqs_on+0xd/0x10 [ 107.905621] ? ip_copy_metadata+0xa90/0xa90 [ 107.909966] ? ip_finish_output2+0x1840/0x1840 [ 107.914563] ? graph_lock+0x170/0x170 [ 107.918376] ? graph_lock+0x170/0x170 [ 107.922197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.927749] ? ipv4_mtu+0x375/0x580 [ 107.931399] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 107.936868] ? find_held_lock+0x36/0x1c0 [ 107.940952] ip_fragment.constprop.49+0x179/0x240 [ 107.945814] ip_finish_output+0x6cb/0xf80 2018/05/15 12:44:03 executing program 3: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000100)='/dev/urandom\x00', 0x242, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") write$fuse(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="120000000000000000000000000000200000"], 0x12) 2018/05/15 12:44:03 executing program 0: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 107.949996] ? ip_fragment.constprop.49+0x240/0x240 [ 107.955048] ? kasan_check_read+0x11/0x20 [ 107.959212] ? rcu_is_watching+0x85/0x140 [ 107.963377] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 107.968591] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 107.973627] ? nf_hook_slow+0x11e/0x1c0 [ 107.977630] ip_output+0x21b/0x850 [ 107.981187] ? __ip_local_out+0x5cf/0xb20 [ 107.985350] ? ip_mc_output+0x15a0/0x15a0 [ 107.989510] ? ip_queue_xmit+0xa1/0x1f70 [ 107.993593] ? ip_fragment.constprop.49+0x240/0x240 [ 107.998625] ? __ip_select_ident+0x168/0x290 [ 108.003051] ? ip_idents_reserve+0x300/0x300 [ 108.007477] ip_local_out+0xc5/0x1b0 [ 108.011215] ip_queue_xmit+0x9d7/0x1f70 [ 108.015222] ? ip_build_and_send_pkt+0xc70/0xc70 [ 108.019997] ? __lock_is_held+0xb5/0x140 [ 108.024076] ? udp_set_csum+0xdf/0x5e0 [ 108.027989] l2tp_xmit_skb+0xf66/0x17d0 [ 108.032000] ? l2tp_session_create+0xb50/0xb50 [ 108.036607] ? iov_iter_advance+0x14c0/0x14c0 [ 108.041118] ? kasan_check_read+0x11/0x20 [ 108.045288] ? pppol2tp_sendmsg+0x45a/0x6c0 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf6") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:03 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = shmget(0x3, 0x4000, 0x78001002, &(0x7f0000ffc000/0x4000)=nil) shmctl$SHM_INFO(r1, 0xe, &(0x7f0000000080)=""/196) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[@ANYRES32=r0], 0xffffffffffffff7d) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x101) [ 108.049625] pppol2tp_sendmsg+0x4ae/0x6c0 [ 108.053789] ? pppol2tp_getsockopt+0x940/0x940 [ 108.058389] sock_sendmsg+0xd5/0x120 [ 108.062124] sock_write_iter+0x35a/0x5a0 [ 108.066204] ? sock_sendmsg+0x120/0x120 [ 108.070195] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 108.075744] ? iov_iter_init+0xc9/0x1f0 [ 108.079732] __vfs_write+0x64d/0x960 [ 108.083460] ? kernel_read+0x120/0x120 [ 108.087364] ? wait_for_completion+0x870/0x870 [ 108.091975] ? rw_verify_area+0x118/0x360 [ 108.096135] vfs_write+0x1f8/0x560 [ 108.099692] ksys_write+0xf9/0x250 [ 108.103245] ? __ia32_sys_read+0xb0/0xb0 [ 108.107328] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 108.112891] __x64_sys_write+0x73/0xb0 [ 108.116794] do_syscall_64+0x1b1/0x800 [ 108.120695] ? finish_task_switch+0x1ca/0x840 [ 108.125205] ? syscall_return_slowpath+0x5c0/0x5c0 [ 108.130152] ? syscall_return_slowpath+0x30f/0x5c0 [ 108.135101] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 108.140486] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.145359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.150559] RIP: 0033:0x455a09 [ 108.153758] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 108.161514] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 108.168802] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 108.176100] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 108.183401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 108.190708] R13: 000000000000077c R14: 00000000006ff440 R15: 000000000000000c 2018/05/15 12:44:03 executing program 3: r0 = socket$inet6(0xa, 0x5, 0x0) r1 = dup2(r0, r0) bind$inet6(r0, &(0x7f00008a8000)={0xa, 0x4e23}, 0x1c) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x8, 0x20, 0x5b, 0xffff, 0x18dd8361}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000140)={r2, 0x6, 0x1, [0x16]}, 0xa) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000000)={0x101}, 0x4) bind$inet6(r1, &(0x7f0000000040)={0xa, 0x4e20, 0x1000, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) dup2(r1, r1) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x4e23, 0x0, @loopback={0x0, 0xac14140a}}, 0x1c) 2018/05/15 12:44:03 executing program 0: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:03 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffca88, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf6") creat(&(0x7f0000000140)='./file0\x00', 0x108) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) 2018/05/15 12:44:03 executing program 5: r0 = gettid() r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x2, 0x8180) getresuid(&(0x7f0000000040)=0x0, &(0x7f0000000080), &(0x7f00000000c0)) lstat(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0)={r0, r2, r3}, 0xc) r4 = syz_open_procfs(r0, &(0x7f000044b000)='io\x00') lseek(r4, 0x0, 0x1) 2018/05/15 12:44:03 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000680)={'dummy0\x00', 0x2}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000480)=ANY=[@ANYRES64=r0, @ANYRES16=r0, @ANYRES16=r0, @ANYPTR=&(0x7f0000000280)=ANY=[@ANYPTR64=&(0x7f0000000080)=ANY=[@ANYPTR64, @ANYBLOB="aa51d2282b2563acf7cf1b9230016f3d0aff9bd2592c49a871", @ANYBLOB="41f4d5ae68f4c74c1ff8c985fa43875cd31708e69f30ab1e22da765b4d0c2e3600757596bf9e897f8d18ef37b700a20eff39d4d62a4afcb7c1472ea6c4ea27490e1c4c87abc7794646f5a9869b24b28d57cbbf9ee5a449235608fedadb1dd3e03fb3bddf2acfae60a256798af99c40f1803accc511908a01351fe2930ee624e63fb3abf141094b927d63e65869fe42611b026552049393a7d866dad30d3ab73d803e0dca225200c5663f63d997afad5473cffb9a313ffcd15884e39697ec2cbdf30f890d8c8a568c241a8c6a99b2c6433f97e44c526b6a8fca69100f59390e5c3be63aa4", @ANYRES64=r0], @ANYBLOB="38d6580b96c76e246e649c062abef5fc9a35ed2da6b882973279f76abcb421da2f9aad5db8b60344f573a452c1d163bd3bf09fd4ec70b7f4e0a359781a9737e528ff9f769684578c5a56cbefaf5f711ad7d03e0c60d26214fe713a73010b0d3db17e08b08ce50b0e39e8feb7cc756afb10ac73f3", @ANYRES32=r0, @ANYRES16=r0, @ANYBLOB="56ede8f978935e8ebd252d9e75cfd12de337c79164465f66a7abcad7933c5c81feb851fcb112154a1528abccf1d4a2568605f0745f6eead0f812ab22e366e1c6e65708ca67188c7cf7bfb32dedf638cfaec84896daa6755f83d9be1ebc27cd8ba377ee3c02d756a7f0e89c43d436cd7e8e20ab41c67f11fcf373f6", @ANYPTR64=&(0x7f00000001c0)=ANY=[@ANYRES16=r0, @ANYRES32, @ANYBLOB="ef357e12749dbf052519e9c0a797326ea6f9771506c7575846d882c0e7a244c6ff55268455c4b14290fd5b5aee6435344c9f088eaeb879352a6687f36604ea787fd76e15c8035d65faad5d33239b15c9cd7036ac28f41ad4c31e12a7ecd13c6241a01efe0c0dcc2d55b5aef382ecf281bbba772eb04ad6c43feff65333d0c7cef7b7bde984c23611a5d6a4f916307908d3247dc4b61e03e8c1649b376a9f647f34"]], @ANYPTR64=&(0x7f0000000000)=ANY=[@ANYPTR64=&(0x7f00000003c0)=ANY=[@ANYBLOB="c2a37845c02e62d2c1f0241338ca4bdd222aa301b639a96edeb7f545396ee0a1c274dcaaa6cb4e", @ANYRES64=r0, @ANYPTR, @ANYRES64, @ANYRES64=r0, @ANYPTR, @ANYBLOB="94694820f246af1fb15d1322428b029931f2e7d5529ab4d6f71eeda2e282774ff8078a2b61"], @ANYRES32=r0, @ANYRES16=r0, @ANYRES32, @ANYRES16=r0], @ANYBLOB="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", @ANYPTR=&(0x7f0000000440)=ANY=[@ANYRES64=r0]], 0x123) r1 = openat$audio(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/audio\x00', 0x40, 0x0) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f0000000600)="b3cbab71c4fb3d4437a8258511af6759eea5d7d4a042a1c08c8f76fcdc313c0d904784c171642f053036356729dd9f8fc3f22a4e72280a7c6551db9a0aabf8e9531e3ba21959881420f76fda1a0b52eb64df3ebf866fef95ce3fdcd4faa646a1096d47991298bf5631ec231ac003541a5401f9df84768241cbdaa43dce3a41") 2018/05/15 12:44:03 executing program 1 (fault-call:2 fault-nth:13): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:03 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) creat(&(0x7f0000000140)='./file0\x00', 0x2) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'lo\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c0000001500130a000a780000", @ANYRES32=r1, @ANYBLOB="14000200fe8000000000000000000000000000bb"], 0x2c}, 0x1}, 0x0) [ 108.314663] FAULT_INJECTION: forcing a failure. [ 108.314663] name failslab, interval 1, probability 0, space 0, times 0 [ 108.325959] CPU: 0 PID: 8567 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 108.333163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.342530] Call Trace: [ 108.345146] dump_stack+0x1b9/0x294 [ 108.348796] ? dump_stack_print_info.cold.2+0x52/0x52 [ 108.354200] ? unwind_get_return_address+0x61/0xa0 [ 108.359160] ? __save_stack_trace+0x7e/0xd0 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x10, 0x0) [ 108.363514] should_fail.cold.4+0xa/0x1a [ 108.367598] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 108.372722] ? save_stack+0xa9/0xd0 [ 108.376375] ? __alloc_skb+0x14d/0x780 [ 108.380288] ? ip_do_fragment+0xb66/0x2ac0 [ 108.384541] ? ip_fragment.constprop.49+0x179/0x240 [ 108.389574] ? ip_finish_output+0x6cb/0xf80 [ 108.393910] ? ip_output+0x21b/0x850 [ 108.397640] ? ip_local_out+0xc5/0x1b0 [ 108.401540] ? ip_queue_xmit+0x9d7/0x1f70 [ 108.405706] ? l2tp_xmit_skb+0xf66/0x17d0 [ 108.409866] ? pppol2tp_sendmsg+0x4ae/0x6c0 2018/05/15 12:44:03 executing program 3: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x40400, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x5}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0)=r1, 0x4) r2 = socket$inet6(0xa, 0x2, 0x0) sendmmsg(r2, &(0x7f0000003cc0)=[{{&(0x7f0000000c00)=@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, 0x80, &(0x7f0000000e40), 0x0, &(0x7f0000000e80)}}, {{&(0x7f0000000f00)=@in={0x2, 0x0, @rand_addr}, 0x80, &(0x7f0000001040), 0x0, &(0x7f0000001080)}}], 0x2, 0x0) [ 108.414236] ? sock_sendmsg+0xd5/0x120 [ 108.418160] ? sock_write_iter+0x35a/0x5a0 [ 108.422401] ? __vfs_write+0x64d/0x960 [ 108.426735] ? vfs_write+0x1f8/0x560 [ 108.430465] ? ksys_write+0xf9/0x250 [ 108.434193] ? __x64_sys_write+0x73/0xb0 [ 108.438284] ? do_syscall_64+0x1b1/0x800 [ 108.442359] ? print_usage_bug+0xc0/0xc0 [ 108.446444] ? find_held_lock+0x36/0x1c0 [ 108.450531] ? lock_downgrade+0x8e0/0x8e0 [ 108.454703] ? mark_held_locks+0xc9/0x160 [ 108.458877] __should_failslab+0x124/0x180 2018/05/15 12:44:03 executing program 6: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) [ 108.463136] should_failslab+0x9/0x14 [ 108.466963] kmem_cache_alloc_node+0x56/0x780 [ 108.471480] ? ip_finish_output2+0xab7/0x1840 [ 108.476002] __alloc_skb+0x111/0x780 [ 108.479745] ? skb_scrub_packet+0x580/0x580 [ 108.484095] ? refcount_dec_if_one+0x170/0x170 [ 108.488702] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.494271] ? memcpy+0x45/0x50 [ 108.497569] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.503122] ? skb_copy_bits+0x507/0x770 [ 108.507201] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 2018/05/15 12:44:03 executing program 3: syz_open_dev$mouse(&(0x7f0000000100)='/dev/input/mouse#\x00', 0x4, 0x200) r0 = memfd_create(&(0x7f0000000000)="000000000010000000004300000000", 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) accept4$netrom(r0, &(0x7f0000000040), &(0x7f0000000080)=0x10, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000f6bfe8)={0xaa}) ioctl$SG_SET_TIMEOUT(r0, 0x2201, &(0x7f00000000c0)=0x5) ioctl$UFFDIO_ZEROPAGE(r1, 0xc020aa04, &(0x7f0000000180)={&(0x7f00004df000/0x2000)=nil, 0x2000}) [ 108.512759] ip_do_fragment+0xb66/0x2ac0 [ 108.516951] ? trace_hardirqs_on+0xd/0x10 [ 108.521112] ? ip_copy_metadata+0xa90/0xa90 [ 108.525456] ? ip_finish_output2+0x1840/0x1840 [ 108.530046] ? graph_lock+0x170/0x170 [ 108.533852] ? graph_lock+0x170/0x170 [ 108.537772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 108.543319] ? ipv4_mtu+0x375/0x580 [ 108.546967] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 108.552431] ? find_held_lock+0x36/0x1c0 [ 108.556514] ip_fragment.constprop.49+0x179/0x240 [ 108.561375] ip_finish_output+0x6cb/0xf80 [ 108.565543] ? ip_fragment.constprop.49+0x240/0x240 [ 108.570576] ? kasan_check_read+0x11/0x20 [ 108.574745] ? rcu_is_watching+0x85/0x140 [ 108.578915] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 108.584125] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 108.589155] ? nf_hook_slow+0x11e/0x1c0 [ 108.593156] ip_output+0x21b/0x850 [ 108.596707] ? __ip_local_out+0x5cf/0xb20 [ 108.600872] ? ip_mc_output+0x15a0/0x15a0 [ 108.605033] ? ip_queue_xmit+0xa1/0x1f70 [ 108.609123] ? ip_fragment.constprop.49+0x240/0x240 2018/05/15 12:44:04 executing program 3: fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000040)={0x0, 0x0}) ptrace$getenv(0x4201, r0, 0x1, &(0x7f0000000080)) r1 = socket(0xa, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000600)=@nat={'nat\x00', 0x19, 0x4, 0x598, [0x20000680, 0x0, 0x0, 0x20000950, 0x20000980], 0x0, &(0x7f0000000000), &(0x7f0000000cc0)=ANY=[@ANYBLOB="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"]}, 0x69a) [ 108.614156] ? __ip_select_ident+0x168/0x290 [ 108.618577] ? ip_idents_reserve+0x300/0x300 [ 108.622999] ip_local_out+0xc5/0x1b0 [ 108.626729] ip_queue_xmit+0x9d7/0x1f70 [ 108.630721] ? ip_build_and_send_pkt+0xc70/0xc70 [ 108.633214] kernel msg: ebtables bug: please report to author: Wrong len argument [ 108.635486] ? __lock_is_held+0xb5/0x140 [ 108.635503] ? udp_set_csum+0xdf/0x5e0 [ 108.635528] l2tp_xmit_skb+0xf66/0x17d0 [ 108.635554] ? l2tp_session_create+0xb50/0xb50 [ 108.635574] ? iov_iter_advance+0x14c0/0x14c0 2018/05/15 12:44:04 executing program 0: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:04 executing program 5: r0 = memfd_create(&(0x7f0000000240)='userloppp1ptoc\'\x00', 0x0) fcntl$lock(r0, 0x5, &(0x7f00000000c0)={0x3}) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f0000000000)=0x7ffffffe, 0x2) ioctl$KVM_IRQ_LINE(r0, 0x4008ae61, &(0x7f0000000080)) r1 = getpid() fcntl$lock(r0, 0x7, &(0x7f0000000040)={0x2, 0x1, 0x10001, 0x100, r1}) [ 108.635590] ? kasan_check_read+0x11/0x20 [ 108.635606] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 108.672661] pppol2tp_sendmsg+0x4ae/0x6c0 [ 108.676836] ? pppol2tp_getsockopt+0x940/0x940 [ 108.681434] sock_sendmsg+0xd5/0x120 [ 108.685168] sock_write_iter+0x35a/0x5a0 [ 108.689250] ? sock_sendmsg+0x120/0x120 [ 108.693246] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 108.698794] ? iov_iter_init+0xc9/0x1f0 [ 108.702785] __vfs_write+0x64d/0x960 [ 108.706520] ? kernel_read+0x120/0x120 [ 108.710433] ? wait_for_completion+0x870/0x870 [ 108.715078] ? rw_verify_area+0x118/0x360 [ 108.719271] vfs_write+0x1f8/0x560 [ 108.722826] ksys_write+0xf9/0x250 [ 108.726416] ? __ia32_sys_read+0xb0/0xb0 [ 108.730492] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 108.735352] __x64_sys_write+0x73/0xb0 [ 108.739257] do_syscall_64+0x1b1/0x800 [ 108.743157] ? finish_task_switch+0x1ca/0x840 [ 108.747667] ? syscall_return_slowpath+0x5c0/0x5c0 [ 108.752611] ? syscall_return_slowpath+0x30f/0x5c0 [ 108.757558] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 108.762942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.767811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.773015] RIP: 0033:0x455a09 [ 108.776209] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 108.783937] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 108.791217] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 108.798503] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 108.805787] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 108.813067] R13: 000000000000077c R14: 00000000006ff440 R15: 000000000000000d 2018/05/15 12:44:04 executing program 3: syz_mount_image$iso9660(&(0x7f0000000000)='iso9660\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0xaaaaaaaaaaaaba5, &(0x7f0000000680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB]) r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x20) close(r0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000200)=@assoc_value={0x0}, &(0x7f0000000240)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000280)={r2, 0x7fffffff, 0x82, 0x4}, &(0x7f00000002c0)=0x10) close(r0) r3 = syz_open_dev$sndpcmc(&(0x7f0000000140)='/dev/snd/pcmC#D#c\x00', 0x0, 0x400000) renameat2(r0, &(0x7f0000000100)='./file0\x00', r3, &(0x7f0000000180)='./file0\x00', 0x1) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r3, 0x800442d3, &(0x7f00000001c0)={0xffffffffffffffff, 0x4, 0x4, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 'yam0\x00'}) 2018/05/15 12:44:04 executing program 0: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:04 executing program 5: r0 = syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) ppoll(&(0x7f0000000240)=[{r0}, {r0}], 0x20000000000000b5, &(0x7f0000000300)={0x77359400}, &(0x7f0000000340), 0x8) 2018/05/15 12:44:04 executing program 6 (fault-call:3 fault-nth:0): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:04 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8035000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:04 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(twofish-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="0a0775b005e3ff00bbb60c1023a263fa", 0x10) r1 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x800, 0x0) fstat(r1, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0}) r3 = geteuid() getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000200)={{{@in6=@loopback, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@remote}}, &(0x7f0000000300)=0xe8) sendmsg$nl_generic(r1, &(0x7f00000007c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000780)={&(0x7f0000000340)={0x420, 0x3b, 0x66dcffb886804f5c, 0x70bd28, 0x25dfdbff, {0x1c}, [@generic="333f81a796af2adda0f55d8d69c41e17796638335350d7544f4be98fb2cc044f3145df383c7f6f00a5ae8903699e57bfdf3b209c002a9171488365177f1625cb70d4e44475eea28de83cb0dfd200f43cc40227268da4371ad981cd48079183d5f88e037485bc287da7ac4a8cbcf46f90722ba1e56e6832fba25f9681bd9ac96ba408a8833bda31d85b0a7463af70d0b3c78867a47027a9be7a64c94b68952912a87fbcc4cfd1f398ca36502e58db740f785091ba23fdb8380dc4f2ff744b8ad7b9bf50998dd01f2169b79ccf596cfeab97f62fe1516559a1a178fc62b3d0114fb3d66093e4c57f260320082654ea5583bddf3bacca", @generic="85b0bf8367a48e05c78e89e297ca79513166e90143c4be6e087b5cfd3b69cd6a49923d95a085b3e2daf9e457bdbf555f8d5db6d8695d11526c78c3379a0277adf9730a9c91a05e2df12250ad1b9965ac32a90be27adf53b555939b05cfb025ea70cceff2a599b0b142ee61c0c90327b7f4530488aad26fb0e3c240a2b4cd4b6c4e4ef3a477f36add3e39bf2808895361fb953ef22a3d73aacf21e43b671410a786dd80d302dbfe9046e60d9ea0dc73531f30183525c72c69b006a383d768ac31c48e2fb9e9f2abf230ead4559adbb0f6c2197c54a4d2a8295b0691149b1857ece984fb2ec132f80448149bcd5da6bced7ccd74ca5f4bda", @generic="eb94e06bce7cea2d241cfa2744a1ac84417c9235fd90587774ec12b0abd059debd13128986f9b271e619340ec1b4d49a84e4572b61ee26858e8772414f6536b936af3a9d7fb6ef6a4ed059653c89a7ff14f2a7521169f3d1a7f26d8c9de5ee96acd070c9a03f18955358d494d587f4d63a32b4f98ec6dfcd5a58b7", @typed={0x8, 0x25, @uid=r2}, @nested={0x184, 0x42, [@generic="525c42cfb249185ed5bf5299fb9ce460acbd084f08e47fb366592a0aa2f9e437bc52d3f618c2936e0d9b43d7f64dd4ed7920c6a89c24f7b47b283f00e553de0e1aecae58831d1dd2d043bdccd65255589a3aee6e3d4c310489ccefccf0b3f65de8aa9e91e6c08db0b80cf5076537524619dc5f885e82f14f40bb66d30499b33b5c7df86e37bdf23d3e64794a6e0a554b76e8389d87648fa9784be331abf0b04f40408633ba59aa047bd54ab0cd036723e841588491023c964d1a74b9c383d7f891a3baafe8fa68e3abdf257e499619b2550f96fb916574", @generic="9be91ad1a50296971c9202dd0250d4769b8263d7581d63fade6aa68b23fcd2de746600e5d5b9b54c1366028e19b9fa957f99d1c6642573e3fda1fca46c690cf159b7452d", @typed={0x8, 0xe, @ipv4=@loopback=0x7f000001}, @typed={0x8, 0x4f, @u32=0x3}, @typed={0x8, 0x48, @fd=r1}, @typed={0x8, 0x8a, @fd=r1}, @typed={0x3c, 0x53, @binary="c157ddfad8cc112ed2e7944bc57862180d6e1540f1e1ff7477907731ea869d212da79b4e59e8695a84676a7b3ea38bf20f8995d217"}, @typed={0x8, 0x66, @str='\x00'}]}, @typed={0x8, 0x8, @uid=r3}, @typed={0x8, 0x65, @uid=r4}, @typed={0x8, 0x93, @str='\\)%\x00'}]}, 0x420}, 0x1, 0x0, 0x0, 0x240048c0}, 0x1) write$fuse(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="28000000010000000400000000010000010000000000000002000000000000000000000000000000"], 0x28) 2018/05/15 12:44:04 executing program 1 (fault-call:2 fault-nth:14): r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:04 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000180)=ANY=[], 0xfffffc66) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x4f, 0x0) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x800}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000100)={r2, 0x9, 0xffffffffffffbd57, 0xffff}, 0x10) [ 108.909695] FAULT_INJECTION: forcing a failure. [ 108.909695] name failslab, interval 1, probability 0, space 0, times 0 [ 108.921088] CPU: 0 PID: 8622 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 108.928290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.937652] Call Trace: [ 108.940261] dump_stack+0x1b9/0x294 [ 108.943911] ? dump_stack_print_info.cold.2+0x52/0x52 [ 108.949119] ? lock_downgrade+0x8e0/0x8e0 [ 108.953294] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:04 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x1, 0x0) writev(r0, &(0x7f00000001c0)=[{&(0x7f0000000180)="d75679f328aa2c1ba92e7c3fc3424d0d", 0x10}], 0x1) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$TIOCGWINSZ(r0, 0x5413, &(0x7f0000000000)) r1 = syz_open_pts(r0, 0x1ffffffffffffff) ioctl$FIONREAD(r1, 0x541b, &(0x7f0000000040)) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000080)=0x2) [ 108.957375] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 108.962494] ? lock_downgrade+0x8e0/0x8e0 [ 108.966667] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 108.972227] ? proc_fail_nth_write+0x96/0x1f0 [ 108.976741] ? proc_cwd_link+0x1d0/0x1d0 [ 108.980817] ? find_held_lock+0x36/0x1c0 [ 108.984912] ? check_same_owner+0x320/0x320 [ 108.989423] ? __lock_is_held+0xb5/0x140 [ 108.993501] ? rcu_note_context_switch+0x710/0x710 [ 108.998446] __should_failslab+0x124/0x180 [ 109.002696] should_failslab+0x9/0x14 2018/05/15 12:44:04 executing program 0: r0 = socket(0x0, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 109.006505] __kmalloc_track_caller+0x2c4/0x760 [ 109.011188] ? strncpy_from_user+0x500/0x500 [ 109.015622] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 109.021178] ? strndup_user+0x77/0xd0 [ 109.025013] memdup_user+0x2c/0xa0 [ 109.028570] strndup_user+0x77/0xd0 [ 109.032215] ksys_mount+0x3c/0x140 [ 109.035769] __x64_sys_mount+0xbe/0x150 [ 109.039757] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 109.044788] do_syscall_64+0x1b1/0x800 [ 109.047575] ISOFS: Unable to identify CD-ROM format. [ 109.048685] ? finish_task_switch+0x1ca/0x840 2018/05/15 12:44:04 executing program 5: mkdir(&(0x7f0000000140)='./file0\x00', 0x0) prctl$setmm(0x23, 0x6, &(0x7f0000ffd000/0x3000)=nil) mount(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000180)="4523067c9fc5388e", 0x0, &(0x7f00000001c0)="6f1005fbf46be1a1e72a4454ee5108635bdec935bd3baec00442bbb30c4c7b81255c") r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x40000, 0x2) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f0000000200)={{0x1f, 0x4}, 'port1\x00', 0x42, 0xc0020, 0x8, 0x66, 0x1, 0x787, 0xffffffffffffffff, 0x0, 0x2, 0x80000001}) [ 109.048707] ? syscall_return_slowpath+0x5c0/0x5c0 [ 109.048725] ? syscall_return_slowpath+0x30f/0x5c0 [ 109.048745] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 109.048762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.048783] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.083672] RIP: 0033:0x455a09 [ 109.086870] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.094586] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 109.101866] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 2018/05/15 12:44:04 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f00000002c0)=ANY=[@ANYRES16=r0, @ANYRES32, @ANYPTR64=&(0x7f0000000280)=ANY=[@ANYRES64=r0, @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYBLOB="3010decdb350fed7752990fad8ab633d510d937ab623b9f0b99419a15d26ffca46160b85421f13e85c01496f6b29469e405c5f255973924ba71b62b4bae6e7d559c20be0396da894f7d0d250c3e5da4d8172ff6f635389888642371b57ddec8161ca6f0adae34ae217fa57fc9436dd879e0a41b3420864be159e8df7efdf0ca0e71516b43440252680c89983dc23ff7567cb81635a3b4c97b3d04cdd25b836427151d7dda663eabe992baf699e6f33e762ac364da0370c0ad54fe7a55d7d1dba56a665574bf4e24eab", @ANYPTR, @ANYRES16=r0, @ANYPTR64, @ANYRES32=r0, @ANYRES64=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYPTR, @ANYPTR64], @ANYPTR=&(0x7f0000000000)=ANY=[@ANYPTR64, @ANYRES32=r0, @ANYPTR], @ANYRES16=r0, @ANYPTR=&(0x7f0000000180)=ANY=[@ANYPTR64, @ANYBLOB='q\f'], @ANYPTR64=&(0x7f00000001c0)=ANY=[@ANYPTR64, @ANYBLOB="7c9d7f85aacee5d8c3be3ade20040640f1291b740d4c7281cc1c04bd8bef07699e43ebd37e09ae8557245f4a03e7133fc58156e0c153e23fd877e687d07395c4f7d64bf08e9b5a65659aa00433d0dc76b1e03d1c56e3002a3fc8f25947a0b205141518fc3e144c94eb7cc8e58ce06e09e87b184c6280d933c6a179c859b3dc4d85ca10f13997a3e8c860be23b82f"]], @ANYPTR, @ANYBLOB="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"], 0x8e5f0) [ 109.109144] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 109.116419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 109.123693] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000000 [ 109.165905] FAULT_INJECTION: forcing a failure. [ 109.165905] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.177768] CPU: 0 PID: 8652 Comm: syz-executor1 Not tainted 4.17.0-rc5+ #51 [ 109.184965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.194322] Call Trace: [ 109.196923] dump_stack+0x1b9/0x294 [ 109.200569] ? dump_stack_print_info.cold.2+0x52/0x52 [ 109.205772] ? mark_held_locks+0xc9/0x160 [ 109.209934] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:04 executing program 6 (fault-call:3 fault-nth:1): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:04 executing program 0: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 109.214006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 109.219134] ? lock_downgrade+0x8e0/0x8e0 [ 109.223299] ? kasan_check_read+0x11/0x20 [ 109.227460] ? rcu_is_watching+0x85/0x140 [ 109.231623] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 109.236830] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 109.242040] ? is_bpf_text_address+0xd7/0x170 [ 109.246548] ? kernel_text_address+0x79/0xf0 [ 109.250987] ? __unwind_start+0x166/0x330 [ 109.255149] ? __kernel_text_address+0xd/0x40 [ 109.259661] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 2018/05/15 12:44:04 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x20401, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0xa00, 0x0) ioctl$TUNSETSTEERINGEBPF(r1, 0x800454e0, &(0x7f00000000c0)=r2) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x0) [ 109.265217] ? should_fail+0x21b/0xbcd [ 109.269116] ? __save_stack_trace+0x7e/0xd0 [ 109.273452] __alloc_pages_nodemask+0x34e/0xd70 [ 109.278138] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 109.283167] ? save_stack+0x43/0xd0 [ 109.286811] ? kasan_kmalloc+0xc4/0xe0 [ 109.290717] ? kasan_slab_alloc+0x12/0x20 [ 109.294878] ? kmem_cache_alloc_node+0x144/0x780 [ 109.299642] ? __alloc_skb+0x111/0x780 [ 109.303536] ? ip_do_fragment+0xb66/0x2ac0 [ 109.307781] ? ip_fragment.constprop.49+0x179/0x240 [ 109.312804] ? ip_output+0x21b/0x850 2018/05/15 12:44:04 executing program 3: r0 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) readv(r0, &(0x7f00000012c0)=[{&(0x7f0000000040)=""/4096, 0x1000}, {&(0x7f0000001040)=""/218, 0xda}, {&(0x7f0000001140)=""/48, 0x30}, {&(0x7f0000001180)=""/130, 0x82}], 0x4) r1 = socket$vsock_dgram(0x28, 0x2, 0x0) r2 = syz_open_dev$admmidi(&(0x7f0000001240)='/dev/admmidi#\x00', 0x1, 0x200000) bind$pptp(r2, &(0x7f0000001300)={0x18, 0x2, {0x2, @dev={0xac, 0x14, 0x14, 0x10}}}, 0x1e) modify_ldt$write2(0x11, &(0x7f0000001280)={0x5, 0x20000800, 0x5400, 0x3f, 0x0, 0x0, 0x2, 0x7fffffff, 0x3, 0x9}, 0x10) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x14, r1, 0x0) [ 109.316529] ? ip_local_out+0xc5/0x1b0 [ 109.320425] ? ip_queue_xmit+0x9d7/0x1f70 [ 109.324585] ? l2tp_xmit_skb+0xf66/0x17d0 [ 109.328747] ? pppol2tp_sendmsg+0x4ae/0x6c0 [ 109.333154] ? sock_sendmsg+0xd5/0x120 [ 109.337058] ? sock_write_iter+0x35a/0x5a0 [ 109.341307] ? __vfs_write+0x64d/0x960 [ 109.345204] ? vfs_write+0x1f8/0x560 [ 109.348920] ? ksys_write+0xf9/0x250 [ 109.351069] FAULT_INJECTION: forcing a failure. [ 109.351069] name failslab, interval 1, probability 0, space 0, times 0 [ 109.352634] ? __x64_sys_write+0x73/0xb0 [ 109.352652] ? do_syscall_64+0x1b1/0x800 [ 109.352668] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.352681] ? ksys_write+0xf9/0x250 [ 109.352693] ? __x64_sys_write+0x73/0xb0 [ 109.352706] ? do_syscall_64+0x1b1/0x800 [ 109.352732] ? print_usage_bug+0xc0/0xc0 [ 109.393176] cache_grow_begin+0x72/0x6c0 [ 109.397242] kmem_cache_alloc_node_trace+0x692/0x770 [ 109.402348] __kmalloc_node_track_caller+0x33/0x70 [ 109.407273] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 109.412029] __alloc_skb+0x14d/0x780 [ 109.415739] ? skb_scrub_packet+0x580/0x580 [ 109.420057] ? refcount_dec_if_one+0x170/0x170 [ 109.424634] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.430168] ? memcpy+0x45/0x50 [ 109.433456] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.438988] ? skb_copy_bits+0x507/0x770 [ 109.443049] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 109.448588] ip_do_fragment+0xb66/0x2ac0 [ 109.452640] ? trace_hardirqs_on+0xd/0x10 [ 109.456781] ? ip_copy_metadata+0xa90/0xa90 [ 109.461102] ? ip_finish_output2+0x1840/0x1840 [ 109.465678] ? graph_lock+0x170/0x170 [ 109.469472] ? graph_lock+0x170/0x170 [ 109.473271] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 109.478805] ? ipv4_mtu+0x375/0x580 [ 109.482428] ? __build_flow_key.constprop.55+0x5f0/0x5f0 [ 109.487870] ? find_held_lock+0x36/0x1c0 [ 109.491928] ip_fragment.constprop.49+0x179/0x240 [ 109.496765] ip_finish_output+0x6cb/0xf80 [ 109.500906] ? ip_fragment.constprop.49+0x240/0x240 [ 109.505915] ? kasan_check_read+0x11/0x20 [ 109.510059] ? rcu_is_watching+0x85/0x140 [ 109.514200] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 109.519387] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 109.524398] ? nf_hook_slow+0x11e/0x1c0 [ 109.528368] ip_output+0x21b/0x850 [ 109.531899] ? __ip_local_out+0x5cf/0xb20 [ 109.536039] ? ip_mc_output+0x15a0/0x15a0 [ 109.540186] ? ip_queue_xmit+0xa1/0x1f70 [ 109.544247] ? ip_fragment.constprop.49+0x240/0x240 [ 109.549258] ? __ip_select_ident+0x168/0x290 [ 109.553658] ? ip_idents_reserve+0x300/0x300 [ 109.558061] ip_local_out+0xc5/0x1b0 [ 109.561769] ip_queue_xmit+0x9d7/0x1f70 [ 109.565741] ? ip_build_and_send_pkt+0xc70/0xc70 [ 109.570495] ? __lock_is_held+0xb5/0x140 [ 109.574547] ? udp_set_csum+0xdf/0x5e0 [ 109.578437] l2tp_xmit_skb+0xf66/0x17d0 [ 109.582405] ? check_memory_region+0x1a1/0x1b0 [ 109.586990] ? l2tp_session_create+0xb50/0xb50 [ 109.591572] ? iov_iter_advance+0x14c0/0x14c0 [ 109.596064] ? kasan_check_read+0x11/0x20 [ 109.600207] ? pppol2tp_sendmsg+0x45a/0x6c0 [ 109.604524] pppol2tp_sendmsg+0x4ae/0x6c0 [ 109.608667] ? pppol2tp_getsockopt+0x940/0x940 [ 109.613245] sock_sendmsg+0xd5/0x120 [ 109.617128] sock_write_iter+0x35a/0x5a0 [ 109.621190] ? sock_sendmsg+0x120/0x120 [ 109.625174] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.630703] ? iov_iter_init+0xc9/0x1f0 [ 109.634673] __vfs_write+0x64d/0x960 [ 109.638381] ? kernel_read+0x120/0x120 [ 109.642265] ? wait_for_completion+0x870/0x870 [ 109.646852] ? rw_verify_area+0x118/0x360 [ 109.650997] vfs_write+0x1f8/0x560 [ 109.654533] ksys_write+0xf9/0x250 [ 109.658066] ? __ia32_sys_read+0xb0/0xb0 [ 109.662124] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 109.667660] __x64_sys_write+0x73/0xb0 [ 109.671542] do_syscall_64+0x1b1/0x800 [ 109.675424] ? syscall_return_slowpath+0x5c0/0x5c0 [ 109.680349] ? syscall_return_slowpath+0x30f/0x5c0 [ 109.685276] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 109.690637] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.695478] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.700659] RIP: 0033:0x455a09 [ 109.703846] RSP: 002b:00007fab8a421c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 109.711547] RAX: ffffffffffffffda RBX: 00007fab8a4226d4 RCX: 0000000000455a09 [ 109.718809] RDX: 00000000001503e8 RSI: 0000000020000080 RDI: 0000000000000013 [ 109.726070] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 109.733332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 109.740591] R13: 000000000000077c R14: 00000000006ff440 R15: 000000000000000e [ 109.747873] CPU: 1 PID: 8668 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 109.755071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.764433] Call Trace: [ 109.767032] dump_stack+0x1b9/0x294 [ 109.770679] ? dump_stack_print_info.cold.2+0x52/0x52 [ 109.775891] should_fail.cold.4+0xa/0x1a [ 109.779963] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 109.785077] ? save_stack+0x43/0xd0 [ 109.788716] ? kasan_kmalloc+0xc4/0xe0 [ 109.792609] ? __kmalloc_track_caller+0x14a/0x760 [ 109.797462] ? memdup_user+0x2c/0xa0 [ 109.801184] ? strndup_user+0x77/0xd0 [ 109.804994] ? graph_lock+0x170/0x170 [ 109.808803] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.814183] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 109.819735] ? proc_fail_nth_write+0x96/0x1f0 [ 109.824244] ? proc_cwd_link+0x1d0/0x1d0 [ 109.828320] ? find_held_lock+0x36/0x1c0 [ 109.832412] ? check_same_owner+0x320/0x320 [ 109.836734] ? lock_release+0xa10/0xa10 [ 109.840701] ? rcu_note_context_switch+0x710/0x710 [ 109.845620] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 109.850627] ? __check_object_size+0x95/0x5d9 [ 109.855115] __should_failslab+0x124/0x180 [ 109.859339] should_failslab+0x9/0x14 [ 109.863125] __kmalloc_track_caller+0x2c4/0x760 [ 109.867793] ? strncpy_from_user+0x500/0x500 [ 109.872190] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 109.877712] ? strndup_user+0x77/0xd0 [ 109.881500] memdup_user+0x2c/0xa0 [ 109.885032] strndup_user+0x77/0xd0 [ 109.888649] ksys_mount+0x73/0x140 [ 109.892197] __x64_sys_mount+0xbe/0x150 [ 109.896506] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 109.901508] do_syscall_64+0x1b1/0x800 [ 109.905383] ? finish_task_switch+0x1ca/0x840 [ 109.910647] ? syscall_return_slowpath+0x5c0/0x5c0 [ 109.915564] ? syscall_return_slowpath+0x30f/0x5c0 [ 109.920483] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 109.925837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.930666] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.935849] RIP: 0033:0x455a09 [ 109.939027] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.946721] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 109.953977] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 109.961230] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/05/15 12:44:05 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) dup3(r0, r1, 0x0) clone(0x0, &(0x7f00000012c0), &(0x7f0000000100), &(0x7f00000022c0), &(0x7f0000000000)) 2018/05/15 12:44:05 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xf401, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 109.968483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 109.975739] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000001 2018/05/15 12:44:05 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:05 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = accept4(r0, &(0x7f0000000080)=@nl=@proc, &(0x7f0000000000)=0x80, 0x80000) getsockopt$inet6_udp_int(r1, 0x11, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000180)={'veth1_to_bridge\x00', {0x2, 0x4e23, @rand_addr=0x7fff}}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:05 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x220000, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00005befdc)) ioctl$TCSETSW(r1, 0x5403, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x3ffffffffff}) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000000280)={"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"}) r3 = syz_open_pts(r1, 0x20201) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000680), &(0x7f00000006c0)=0x4) write(r3, &(0x7f0000000140), 0x28d) ioctl$DRM_IOCTL_ADD_CTX(r2, 0xc0086420, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_DMA(r2, 0xc0406429, &(0x7f0000000200)={r4, 0x5, &(0x7f0000000100)=[0xfffffffffffff6d4, 0x9, 0x3ff, 0x200, 0x8], &(0x7f0000000140)=[0x7ff, 0x100000001, 0x0, 0x8, 0xffff, 0xffffffff, 0x1f, 0x100000000, 0x1f], 0x22, 0x3, 0x0, &(0x7f0000000180)=[0x2d, 0x7f, 0x1], &(0x7f00000001c0)=[0x7, 0x2, 0x7ecf, 0x5, 0xffffffffffffffff]}) 2018/05/15 12:44:05 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000100)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="140000000308ffff00a558000000000000000000"], 0x14}, 0x1}, 0x0) 2018/05/15 12:44:05 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8847, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:05 executing program 0: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:05 executing program 6 (fault-call:3 fault-nth:2): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:05 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150008) 2018/05/15 12:44:05 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x443, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffff9c, 0x84, 0x66, &(0x7f00000000c0)={0x0, 0x400}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000140)={r2, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}, 0x6, 0x3, 0x5, 0x8df, 0x10}, 0x98) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:05 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x1, 0x200000) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f00000003c0)={0x0, 0x6}, &(0x7f0000000440)=0x8) sendmmsg$inet_sctp(r1, &(0x7f0000000480)=[{&(0x7f0000000100)=@in={0x2, 0x4e22, @rand_addr=0x5}, 0x10, &(0x7f0000000340)=[{&(0x7f0000000180)="9ee6260140d9356423bb6f8c87e1d587b4af6038597e44e3cacb6a40f4b6e6df42278e460e1993d90dcfa71ffc07310828b27e63e3848935a231f6cdb47029eb3a49f90ae19f2d320b6518c37663aa6ee7b6dc00c627a72b7f836a3708997ba5d52bff3c6584ed34ce3b8aa43ef107a95518199f29deaa8525b7b2f1db270615be94106248c620aac7e9", 0x8a}, {&(0x7f0000000280)="bb81e799e81b9cca482f6ba9412b26d0e318ed19c51201f6e059863c3c257d67805650d4f6b9ccb0a5a2613dccbfbcaedc0371c1ad03d5d546053621f7ae62587db4c9d841b43d41b761aba62f993a9939c41b4e728a313cbc675f0c6b24775fc0cc1beec92d78b6f442dbd6c8d14123ab3b10df352a78fc7ca36dc0498a16bdea80504d1bae31053f82260ef6ce2a527c4e14b0d72bef478f56796c9455b6d122ba58", 0xa3}], 0x2, &(0x7f0000000500)=ANY=[@ANYBLOB="180000000000000084000000070000007f000001000000001800000000000000840000000500000030000000ff0100002000f5ff000000008400000002000000010000020900000000000000", @ANYRES32=r2], 0x50, 0x800}], 0x1, 0x50) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'tgr160\x00'}, 0x58) r3 = accept4(r0, 0x0, &(0x7f0000000040), 0x0) r4 = socket(0x2, 0x1, 0x0) ioctl(r4, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$alg(r3, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000140)="a4", 0x1}], 0x1, &(0x7f0000000400)=[@assoc={0x18, 0x117, 0x4, 0x4}, @assoc={0x18, 0x117, 0x4}], 0x30, 0x4000}, 0x20000010) syz_init_net_socket$nfc_raw(0x27, 0x3, 0x0) 2018/05/15 12:44:05 executing program 7: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$int_out(r0, 0xc1004110, &(0x7f0000000040)) setsockopt$inet_opts(r0, 0x0, 0x0, &(0x7f00000000c0)="332e042d675e4e254fd3b69726e97f291ddb33e0e8d3cbab3edf81924f9036232acf6dc6fb64ee29b1071c996148350a505be8fa490e65f72c366cc5751e0c7062f813e0639ba6690169117c97128736528c5ae568d33059f18b28f96cdb063b2ece4505f8f250d0cf8a56b37be3ce4e51ee893843e2f5aafcde9054f7eeaea2f3654ecc5a6af4042e30dfb3028c533978322e9ba144722059c448279685", 0x9e) ioctl$RNDADDTOENTCNT(r0, 0x40045201, &(0x7f0000000080)=0x7) 2018/05/15 12:44:05 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x43050000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:05 executing program 5: ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000200)=0x0) r1 = getpgrp(r0) r2 = gettid() rt_sigprocmask(0x3, &(0x7f0000032ff8)={0xffffffffffffff81}, 0x0, 0x8) rt_tgsigqueueinfo(r1, r2, 0x800000001b, &(0x7f0000000000)={0x0, 0x0, 0x4}) syz_open_pts(0xffffffffffffff9c, 0x400000) socketpair$packet(0x11, 0x2, 0x300, &(0x7f00000002c0)) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = signalfd4(r3, &(0x7f0000000280)={0xfffffffffffffdb0}, 0x216, 0x0) r5 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0xffffffffffff7fff, 0x14840) ioctl$DRM_IOCTL_MODE_SETCRTC(r5, 0xc06864a2, &(0x7f0000000180)={&(0x7f0000000140)=[0x1, 0x11, 0x9, 0x8], 0x4, 0x6, 0x0, 0x81, 0x9f6, 0x0, {0x4, 0x3, 0xfffffffffffffffe, 0x8000, 0x0, 0x1ff, 0x1ff, 0x7f, 0x19, 0x800, 0x4, 0x7f, 0x9, 0x2, "e2a147611b39f6914999880cec4ca7018b1fd337f6a4c6fd2d1799f8986bd909"}}) read(r4, &(0x7f0000000080)=""/128, 0x80) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r5, 0x84, 0x1c, &(0x7f0000000240), &(0x7f0000000340)=0x4) rt_tgsigqueueinfo(r1, r1, 0xc, &(0x7f0000000040)={0x1a, 0xfffffffffffffff9, 0x4, 0x5}) [ 110.308427] FAULT_INJECTION: forcing a failure. [ 110.308427] name failslab, interval 1, probability 0, space 0, times 0 [ 110.319771] CPU: 0 PID: 8726 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 110.326970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.336337] Call Trace: [ 110.338948] dump_stack+0x1b9/0x294 [ 110.342604] ? dump_stack_print_info.cold.2+0x52/0x52 [ 110.347819] ? find_held_lock+0x36/0x1c0 [ 110.351910] should_fail.cold.4+0xa/0x1a [ 110.355980] ? __lock_acquire+0x7f5/0x5140 [ 110.360236] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 110.365362] ? kasan_check_read+0x11/0x20 [ 110.369538] ? debug_check_no_locks_freed+0x310/0x310 [ 110.374745] ? find_held_lock+0x36/0x1c0 [ 110.378838] ? check_same_owner+0x320/0x320 [ 110.383176] ? rcu_note_context_switch+0x710/0x710 [ 110.388123] __should_failslab+0x124/0x180 [ 110.392369] should_failslab+0x9/0x14 [ 110.396177] kmem_cache_alloc+0x2af/0x760 [ 110.400334] ? proc_cwd_link+0x1d0/0x1d0 [ 110.404406] ? find_held_lock+0x36/0x1c0 [ 110.408479] getname_flags+0xd0/0x5a0 [ 110.412292] user_path_at_empty+0x2d/0x50 [ 110.416453] do_mount+0x172/0x3070 [ 110.420008] ? lock_downgrade+0x8e0/0x8e0 [ 110.424170] ? copy_mount_string+0x40/0x40 [ 110.428419] ? check_same_owner+0x320/0x320 [ 110.432754] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 110.437785] ? __check_object_size+0x95/0x5d9 [ 110.442305] ? __might_sleep+0x95/0x190 [ 110.446305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.451858] ? _copy_from_user+0xdf/0x150 2018/05/15 12:44:05 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x12000, 0x0) ioctl$BLKRAGET(r1, 0x1263, &(0x7f00000000c0)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:05 executing program 7: mkdir(&(0x7f0000001b40)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) chdir(&(0x7f0000000000)='./file0\x00') r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2000009, 0x10, r0, 0x8) 2018/05/15 12:44:05 executing program 3: r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x5, 0x0) ioctl$HDIO_GETGEO(r0, 0x301, &(0x7f0000000080)) fcntl$setstatus(r0, 0x4, 0x2800) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) 2018/05/15 12:44:05 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0xfffffffffffffdef) [ 110.456026] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.461577] ? copy_mount_options+0x285/0x380 [ 110.466086] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.471648] ksys_mount+0x12d/0x140 [ 110.475292] __x64_sys_mount+0xbe/0x150 [ 110.479276] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 110.484306] do_syscall_64+0x1b1/0x800 [ 110.488205] ? finish_task_switch+0x1ca/0x840 [ 110.492719] ? syscall_return_slowpath+0x5c0/0x5c0 [ 110.497691] ? syscall_return_slowpath+0x30f/0x5c0 [ 110.502645] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 110.508033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.512896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.518101] RIP: 0033:0x455a09 [ 110.521616] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.521634] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 110.521643] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 110.521651] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 110.521659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 2018/05/15 12:44:06 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xf4010000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:06 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f02acc7edbcd7a071fb35331ce39c5a") unshare(0x2000004) readahead(r0, 0x0, 0x989) 2018/05/15 12:44:06 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = getpgrp(0xffffffffffffffff) ptrace$getregset(0x4204, r0, 0x200, &(0x7f0000000080)={&(0x7f0000000000)=""/6, 0x6}) r1 = syz_fuse_mount(&(0x7f0000000040)='./file1\x00', 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) ioctl$FUSE_DEV_IOC_CLONE(r1, 0x8004e500, &(0x7f00000002c0)) 2018/05/15 12:44:06 executing program 0: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_dccp_int(r1, 0x21, 0x5, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/05/15 12:44:06 executing program 6 (fault-call:3 fault-nth:3): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 3: r0 = socket(0xa, 0x1, 0x8000) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) r2 = dup(r1) ioctl$VHOST_SET_OWNER(r1, 0xaf01, 0x0) ioctl$TCXONC(r2, 0x540a, 0xfffffffffffffffa) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xd) r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x48000, 0x0) ioctl$EVIOCGVERSION(r3, 0x80044501, &(0x7f0000000140)=""/163) prlimit64(0x0, 0x0, &(0x7f00000000c0), &(0x7f0000000100)) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0xc) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000280), &(0x7f00000002c0)=0x4) sched_setattr(r4, &(0x7f0000000200)={0x30, 0x5, 0x0, 0x19d, 0x5, 0xffffffffffff8001, 0x558f, 0x5}, 0x0) 2018/05/15 12:44:06 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150004) [ 110.521668] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000002 [ 110.720576] FAULT_INJECTION: forcing a failure. [ 110.720576] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.732445] CPU: 0 PID: 8765 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 110.739644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.749007] Call Trace: [ 110.751619] dump_stack+0x1b9/0x294 [ 110.755272] ? dump_stack_print_info.cold.2+0x52/0x52 [ 110.760479] ? debug_check_no_locks_freed+0x310/0x310 [ 110.765690] ? find_get_entries_tag+0x10a0/0x10a0 [ 110.770557] should_fail.cold.4+0xa/0x1a [ 110.774642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 110.779772] ? debug_check_no_locks_freed+0x310/0x310 [ 110.784988] ? graph_lock+0x170/0x170 [ 110.788804] ? graph_lock+0x170/0x170 [ 110.792623] ? print_usage_bug+0xc0/0xc0 [ 110.796707] ? find_held_lock+0x36/0x1c0 [ 110.800798] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 110.806360] ? should_fail+0x21b/0xbcd [ 110.810269] ? __lock_acquire+0x7f5/0x5140 [ 110.814523] ? lock_downgrade+0x8e0/0x8e0 [ 110.818700] __alloc_pages_nodemask+0x34e/0xd70 [ 110.823396] ? kasan_check_read+0x11/0x20 [ 110.827574] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 110.832615] ? debug_check_no_locks_freed+0x310/0x310 [ 110.837830] ? find_held_lock+0x36/0x1c0 [ 110.841934] ? check_same_owner+0x320/0x320 [ 110.846280] cache_grow_begin+0x72/0x6c0 [ 110.850363] kmem_cache_alloc+0x689/0x760 [ 110.854526] ? proc_cwd_link+0x1d0/0x1d0 [ 110.858612] getname_flags+0xd0/0x5a0 [ 110.862437] user_path_at_empty+0x2d/0x50 [ 110.866608] do_mount+0x172/0x3070 [ 110.870165] ? lock_downgrade+0x8e0/0x8e0 [ 110.874331] ? copy_mount_string+0x40/0x40 [ 110.878580] ? check_same_owner+0x320/0x320 [ 110.882922] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 110.887950] ? __check_object_size+0x95/0x5d9 [ 110.892466] ? __might_sleep+0x95/0x190 [ 110.896463] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.902011] ? _copy_from_user+0xdf/0x150 [ 110.906436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.911986] ? copy_mount_options+0x285/0x380 2018/05/15 12:44:06 executing program 7: r0 = socket$inet(0x15, 0x5, 0x0) bind$inet(r0, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$SO_COOKIE(r0, 0x1, 0x39, &(0x7f0000000000), &(0x7f0000000040)=0x8) connect$inet(r0, &(0x7f0000024ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendmsg(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000001c0)='Z', 0x1}], 0x1, &(0x7f0000000440)=[{0x10, 0x10000000114, 0x3}], 0x10}, 0x0) 2018/05/15 12:44:06 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)={0xd, 0x4, 0x3, 0x200000009}, 0x2c) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x2, 0x0) dup3(r0, r1, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000100)="e954b7608d2860c25663f28d725d1afb41aa198b20a3239e68e72d8eb9d18c5447ea46a271f931b1db525b45e2c2712e1cdf37b1eb6c2e6f8752113c65dafe9ae0da892bffd0026f5da93764d4eb9ff8963b2d3fb72270f865551a94ac71d6240176583ddc3d3c9d4693f7b689057681c9eb198a16780061ff70bc1b25b8438205dfa827639e4f393cd605c3d8af35e9fdafc2b0283698a53437f0d426db0c7a24270a409ce5500d1c1606dceffb2ad1212e8f04d363ea6264", &(0x7f0000000280)="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"}, 0x20) 2018/05/15 12:44:06 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) lseek(r0, 0x0, 0x6) [ 110.916497] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 110.922047] ksys_mount+0x12d/0x140 [ 110.925698] __x64_sys_mount+0xbe/0x150 [ 110.929684] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 110.934716] do_syscall_64+0x1b1/0x800 [ 110.938613] ? finish_task_switch+0x1ca/0x840 [ 110.943117] ? syscall_return_slowpath+0x5c0/0x5c0 [ 110.948069] ? syscall_return_slowpath+0x30f/0x5c0 [ 110.953020] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 110.958407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.963264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.968454] RIP: 0033:0x455a09 2018/05/15 12:44:06 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000f) [ 110.971645] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.979370] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 110.986650] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 110.993928] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 111.001210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 111.008489] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000003 2018/05/15 12:44:06 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 3: ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r0, 0x4, &(0x7f0000000100)=""/220) migrate_pages(r0, 0x81, &(0x7f0000000040)=0x43, &(0x7f0000000080)=0x458) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rfkill\x00', 0x101000, 0x0) getsockopt$IP6T_SO_GET_ENTRIES(r1, 0x29, 0x41, &(0x7f0000000240)={'raw\x00', 0x60, "04c5cd57a438720fc32bf1c022b1a8646187612be6ca0a6bbcb6572db11aa6cf08959150c8177c1cafaee42aaa9af2603756a39077952eb8fe5dfbea727e0db99d3b3b323783b63123b9ae925d7c7fcaeab1e61aee8b6c87260b96cf501c454d"}, &(0x7f0000000300)=0x84) keyctl$join(0x1, &(0x7f00000000c0)={0x2e, 0x79, 0x7a}) 2018/05/15 12:44:06 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000080)=@req={0x28, &(0x7f0000000000)={'eql\x00', @ifru_map={0x1, 0x1, 0xea5, 0xfff, 0x5, 0x7}}}) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x80000, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f0000000100)=0x7c7, 0x4) 2018/05/15 12:44:06 executing program 6 (fault-call:3 fault-nth:4): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 7: r0 = syz_open_dev$evdev(&(0x7f00000009c0)='/dev/input/event#\x00', 0x0, 0x5) syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x7, 0x220000) write$binfmt_elf64(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="7f454c460000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x78) 2018/05/15 12:44:06 executing program 5: socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000140)='syzkaller1\x00') r1 = socket$inet(0x2, 0x2, 0x0) set_tid_address(&(0x7f00000000c0)) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") shutdown(r1, 0x0) getsockopt$inet_dccp_buf(r1, 0x21, 0xf, &(0x7f0000000000)=""/65, &(0x7f0000000080)=0x41) recvmmsg(r1, &(0x7f00000066c0), 0xa0d, 0x0, 0x0) 2018/05/15 12:44:06 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8864, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:06 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150011) 2018/05/15 12:44:06 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x34000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 111.222421] FAULT_INJECTION: forcing a failure. [ 111.222421] name failslab, interval 1, probability 0, space 0, times 0 [ 111.233777] CPU: 0 PID: 8835 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 111.241843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.251208] Call Trace: [ 111.253821] dump_stack+0x1b9/0x294 [ 111.257478] ? dump_stack_print_info.cold.2+0x52/0x52 [ 111.262700] should_fail.cold.4+0xa/0x1a [ 111.266786] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/15 12:44:06 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl(r0, 0x7, &(0x7f0000000e80)="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") r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x200080, 0x0) sendmsg$rds(r1, &(0x7f0000000d40)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)=""/122, 0x7a}], 0x1, &(0x7f0000000a80)=[@mask_cswp={0x58, 0x114, 0x9, {{0x0, 0x2}, &(0x7f0000000180)=0x1, &(0x7f00000001c0)=0x80000001, 0x8, 0x4, 0x3, 0x6, 0x30, 0x6}}, @mask_cswp={0x58, 0x114, 0x9, {{0x2, 0x27875f36}, &(0x7f0000000200)=0x800, &(0x7f0000000240), 0x2, 0x2, 0x1, 0x4, 0x1, 0x80000001}}, @mask_cswp={0x58, 0x114, 0x9, {{0x1, 0x5}, &(0x7f0000000280)=0xffffffff, &(0x7f00000002c0)=0x9, 0x7, 0x1, 0x80000000, 0xffffffff, 0x8}}, @rdma_dest={0x18, 0x114, 0x2, {0x1f, 0x7e}}, @zcopy_cookie={0x18, 0x114, 0xc, 0x5}, @rdma_args={0x48, 0x114, 0x1, {{0x2, 0x8}, {&(0x7f0000000300)=""/10, 0xa}, &(0x7f0000000880)=[{&(0x7f0000000340)=""/180, 0xb4}, {&(0x7f0000000400)=""/170, 0xaa}, {&(0x7f00000004c0)=""/115, 0x73}, {&(0x7f0000000540)=""/158, 0x9e}, {&(0x7f0000000600)=""/68, 0x44}, {&(0x7f0000000680)=""/243, 0xf3}, {&(0x7f0000000780)=""/234, 0xea}], 0x7, 0x2, 0x10001}}, @mask_cswp={0x58, 0x114, 0x9, {{0x4, 0x2}, &(0x7f0000000900)=0x4, &(0x7f0000000940)=0x4, 0x7fff, 0x0, 0x200, 0x8, 0x22, 0x7ff}}, @mask_cswp={0x58, 0x114, 0x9, {{0x5, 0x1000}, &(0x7f0000000980)=0x4, &(0x7f00000009c0)=0x10000, 0x0, 0x1, 0x1, 0x8000, 0x20, 0x100}}, @mask_cswp={0x58, 0x114, 0x9, {{0x81, 0x1}, &(0x7f0000000a00)=0x10000, &(0x7f0000000a40)=0x7fffffff, 0x2, 0x1, 0x0, 0x401, 0x10, 0x595}}], 0x288, 0x40011}, 0x40000) munlockall() ioctl$BLKFLSBUF(r1, 0x1261, &(0x7f0000000080)=0xffffffffe09b57d8) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r1, 0x800443d2, &(0x7f0000000e40)={0x7, &(0x7f0000000d80)=[{}, {}, {}, {}, {}, {}, {}]}) write$sndseq(r1, &(0x7f00000000c0), 0x0) 2018/05/15 12:44:06 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f0000000000)=@routing, 0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000040)={0x66, 0xffffffff, 0x4, 0x20, 0x7fff, 0x200, 0xff, 0x3ff, 0x0}, &(0x7f0000000080)=0x20) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00000000c0)={r1, 0x6}, 0x8) [ 111.271913] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 111.277126] ? is_bpf_text_address+0xd7/0x170 [ 111.281642] ? find_held_lock+0x36/0x1c0 [ 111.285739] ? check_same_owner+0x320/0x320 [ 111.290079] ? kasan_slab_free+0xe/0x10 [ 111.294071] ? kmem_cache_free+0x86/0x2d0 [ 111.298233] ? putname+0xf2/0x130 [ 111.301705] ? rcu_note_context_switch+0x710/0x710 [ 111.306652] ? ksys_mount+0x12d/0x140 [ 111.310471] ? __x64_sys_mount+0xbe/0x150 [ 111.314631] ? do_syscall_64+0x1b1/0x800 [ 111.318708] __should_failslab+0x124/0x180 2018/05/15 12:44:06 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000e) [ 111.322964] should_failslab+0x9/0x14 [ 111.326781] kmem_cache_alloc+0x2af/0x760 [ 111.330946] ? kasan_check_write+0x14/0x20 [ 111.335197] ? do_raw_spin_lock+0xc1/0x200 [ 111.339451] alloc_vfsmnt+0xe0/0x9d0 [ 111.343184] ? mnt_free_id.isra.27+0x60/0x60 [ 111.347621] ? kasan_check_read+0x11/0x20 [ 111.351788] ? graph_lock+0x170/0x170 [ 111.355606] ? rcu_pm_notify+0xc0/0xc0 [ 111.359507] ? trace_hardirqs_off+0xd/0x10 [ 111.363761] ? putname+0xf2/0x130 [ 111.367232] ? putname+0xf2/0x130 2018/05/15 12:44:06 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet_udp_int(r1, 0x11, 0x64, &(0x7f0000000000), &(0x7f00000000c0)=0x4) epoll_create(0x3) accept4$ipx(r0, 0x0, &(0x7f0000000080), 0x80000) [ 111.370702] ? find_held_lock+0x36/0x1c0 [ 111.374787] ? lock_downgrade+0x8e0/0x8e0 [ 111.378958] ? module_unload_free+0x5b0/0x5b0 [ 111.383468] ? lock_release+0xa10/0xa10 [ 111.387464] ? mpi_free.cold.1+0x19/0x19 [ 111.391540] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.397095] vfs_kern_mount.part.34+0x88/0x4d0 [ 111.401696] ? may_umount+0xb0/0xb0 [ 111.405330] ? _raw_read_unlock+0x22/0x30 [ 111.409486] ? __get_fs_type+0x97/0xc0 [ 111.413397] do_mount+0x564/0x3070 [ 111.416948] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:06 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:06 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) [ 111.421107] ? copy_mount_string+0x40/0x40 [ 111.425349] ? check_same_owner+0x320/0x320 [ 111.429679] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 111.434708] ? __check_object_size+0x95/0x5d9 [ 111.439224] ? __might_sleep+0x95/0x190 [ 111.443221] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.448772] ? _copy_from_user+0xdf/0x150 [ 111.452949] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.458511] ? copy_mount_options+0x285/0x380 [ 111.463028] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 111.468591] ksys_mount+0x12d/0x140 2018/05/15 12:44:06 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:06 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(camellia)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000000c0)="b7f2288a933d66593ae164c990a0028e", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$IPVS_CMD_DEL_DEST(r1, &(0x7f0000000100)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000180)=ANY=[@ANYBLOB="786f537fda055f312662dafdbde915df1fd9c825de92ab662a5d4701345ed67210970175d24b63da9079a6c27448c36e31a2178681c909b124dcbaea2d1dede5514b999be53f6cda119335e4d0c992339e4edb99db164c2144eb8a0aae11d7b07ba2679e3562e9f59c5b6a5b869b62df75d63ea8f64e0a6c2cb8d733d44c17fcd9f71771ddb15f2354748ca1bebb8100841e2375210b8e4be818b2f73c5cc1cc806d0b8ce72b50a3076c29e44f50ce70dec33b635b9d3e4857d334", @ANYRES16=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a\x00\x00\x00'], 0x28f}, 0x1}, 0x0) read(r1, &(0x7f0000000bc0)=""/93, 0x5d) [ 111.472241] __x64_sys_mount+0xbe/0x150 [ 111.476235] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 111.481271] do_syscall_64+0x1b1/0x800 [ 111.485175] ? finish_task_switch+0x1ca/0x840 [ 111.489688] ? syscall_return_slowpath+0x5c0/0x5c0 [ 111.494627] ? syscall_return_slowpath+0x30f/0x5c0 [ 111.499570] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 111.504948] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 111.509808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.515004] RIP: 0033:0x455a09 [ 111.518203] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.525922] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 111.533200] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 111.540480] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 111.547761] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 111.555049] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000004 2018/05/15 12:44:07 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 2: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x280000, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000100)={{{@in=@dev, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@ipv4={[], [], @broadcast}}}, &(0x7f0000000200)=0xe8) sendmsg$nl_route_sched(r0, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0xc0800}, 0xfffffffffffffcff, &(0x7f0000000480)={&(0x7f00000005c0)=@newqdisc={0x0, 0x24, 0x4, 0x70bd28, 0x25dfdbff, {0x0, r1, {0x10}, {0xffe0, 0xffff}, {0x6, 0xffe0}}, [@TCA_STAB={0x0, 0x8, @TCA_STAB_BASE={0x0, 0x1, {0xe273, 0x4, 0x41, 0x9, 0x0, 0xff, 0x1000, 0xa}}}, @qdisc_kind_options=@q_cbs={{0x0, 0x1, 'cbs\x00'}, {0x0, 0x2, @TCA_CBS_PARMS={0x0, 0x1, {0xd551, "5299d4", 0x4, 0x400, 0xff, 0x1}}}}, @TCA_STAB={0x0, 0x8, @TCA_STAB_DATA={0x0, 0x2, [0x1f, 0x7, 0x1, 0xff, 0x4000000000000, 0x7fffffff, 0x1, 0x4f, 0xc48, 0xfff]}}, @TCA_RATE={0x0, 0x5, {0x6, 0x10eb}}, @TCA_INGRESS_BLOCK={0x0, 0xd}, @TCA_EGRESS_BLOCK={0x0, 0xe, 0x949}]}, 0x44}, 0x1, 0x0, 0x0, 0x3a}, 0x20000000) times(&(0x7f0000000000)) r2 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r2, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r2, &(0x7f0000000080)=ANY=[], 0x0) 2018/05/15 12:44:07 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x5865, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:07 executing program 7: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8521bf012cf66f") ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) r2 = fcntl$dupfd(r0, 0x0, r0) ioctl$KDGKBLED(r2, 0x4b64, &(0x7f0000000000)) 2018/05/15 12:44:07 executing program 3: add_key(&(0x7f0000000180)='use}\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, &(0x7f0000000040)="10", 0x1, 0xfffffffffffffffb) 2018/05/15 12:44:07 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150003) 2018/05/15 12:44:07 executing program 6 (fault-call:3 fault-nth:5): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 5: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace$setopts(0x4205, r1, 0x0, 0x0) ptrace(0x4207, r1) flock(0xffffffffffffffff, 0x0) ptrace(0x11, r1) 2018/05/15 12:44:07 executing program 5: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x10041, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000040)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00000000c0)=0xfffffe7e) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={r1, @in6={{0xa, 0x4e20, 0x3, @empty, 0x7fffffff}}}, 0x84) r2 = socket$packet(0x11, 0x3, 0x300) getsockopt$packet_buf(r2, 0x107, 0x8, &(0x7f0000000100)=""/119, &(0x7f0000000280)=0x77) [ 111.782985] FAULT_INJECTION: forcing a failure. [ 111.782985] name failslab, interval 1, probability 0, space 0, times 0 [ 111.794342] CPU: 1 PID: 8908 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 111.801545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.810921] Call Trace: [ 111.813545] dump_stack+0x1b9/0x294 [ 111.817205] ? dump_stack_print_info.cold.2+0x52/0x52 [ 111.822421] ? kernel_text_address+0x79/0xf0 [ 111.826853] ? __unwind_start+0x166/0x330 2018/05/15 12:44:07 executing program 7: r0 = creat(&(0x7f00000000c0)='./file0\x00', 0x0) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) ioctl$SNDRV_TIMER_IOCTL_STOP(r0, 0x54a1) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r0, 0xc010641d, &(0x7f0000000180)={r1, &(0x7f0000000140)=""/10}) symlinkat(&(0x7f0000000040)='./file0\x00', r0, &(0x7f0000000080)='./file0\x00') fallocate(r0, 0x0, 0x4000000, 0xffff) fallocate(r0, 0x2, 0x10000, 0x2cbf) 2018/05/15 12:44:07 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150010) [ 111.831021] ? __kernel_text_address+0xd/0x40 [ 111.835542] should_fail.cold.4+0xa/0x1a [ 111.839624] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 111.844751] ? save_stack+0x43/0xd0 [ 111.848392] ? kasan_kmalloc+0xc4/0xe0 [ 111.852293] ? kasan_slab_alloc+0x12/0x20 [ 111.856456] ? kmem_cache_alloc+0x12e/0x760 [ 111.860800] ? alloc_vfsmnt+0xe0/0x9d0 [ 111.864701] ? vfs_kern_mount.part.34+0x88/0x4d0 [ 111.869469] ? find_held_lock+0x36/0x1c0 [ 111.873577] ? check_same_owner+0x320/0x320 [ 111.877916] ? rcu_note_context_switch+0x710/0x710 2018/05/15 12:44:07 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 3: bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={0xffffffffffffffff, &(0x7f0000000000)="d02b048eebd88727daca42cd8d2333db0ec2bc10eed045a5b2166774e0ce19628946178f26d655da566d0a2d4ecdf3450e987a4d"}, 0x10) [ 111.882865] __should_failslab+0x124/0x180 [ 111.887115] should_failslab+0x9/0x14 [ 111.890930] __kmalloc_track_caller+0x2c4/0x760 [ 111.895616] ? kasan_check_read+0x11/0x20 [ 111.899778] ? do_raw_spin_unlock+0x9e/0x2e0 [ 111.904198] ? kstrdup_const+0x66/0x80 [ 111.908099] kstrdup+0x39/0x70 [ 111.911305] kstrdup_const+0x66/0x80 [ 111.915033] alloc_vfsmnt+0x1b3/0x9d0 [ 111.918841] ? mnt_free_id.isra.27+0x60/0x60 [ 111.923263] ? kasan_check_read+0x11/0x20 [ 111.927424] ? graph_lock+0x170/0x170 2018/05/15 12:44:07 executing program 7: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x80, 0x0) fcntl$setpipe(r0, 0x407, 0x7) r1 = socket$inet6(0xa, 0x2, 0x0) sendmmsg(r1, &(0x7f0000002000)=[{{&(0x7f0000000080)=@in={0x2, 0xc67a}, 0x80, &(0x7f0000000240), 0x0, &(0x7f0000000280)}}, {{&(0x7f0000001c00)=@in={0x2, 0x4e23, @broadcast=0xffffffff}, 0x80, &(0x7f0000001e40), 0x0, &(0x7f0000001e80), 0x37e}}], 0x2, 0x0) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000000)=@generic={0x6, 0x4, 0x3}) [ 111.931238] ? rcu_pm_notify+0xc0/0xc0 [ 111.935134] ? trace_hardirqs_off+0xd/0x10 [ 111.939379] ? putname+0xf2/0x130 [ 111.942845] ? putname+0xf2/0x130 [ 111.946305] ? find_held_lock+0x36/0x1c0 [ 111.950384] ? lock_downgrade+0x8e0/0x8e0 [ 111.954558] ? module_unload_free+0x5b0/0x5b0 [ 111.959062] ? lock_release+0xa10/0xa10 [ 111.963046] ? mpi_free.cold.1+0x19/0x19 [ 111.967117] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.972668] vfs_kern_mount.part.34+0x88/0x4d0 [ 111.977266] ? may_umount+0xb0/0xb0 2018/05/15 12:44:07 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150012) [ 111.980904] ? _raw_read_unlock+0x22/0x30 [ 111.985063] ? __get_fs_type+0x97/0xc0 [ 111.988963] do_mount+0x564/0x3070 [ 111.992514] ? lock_downgrade+0x8e0/0x8e0 [ 111.996672] ? copy_mount_string+0x40/0x40 [ 112.000916] ? check_same_owner+0x320/0x320 [ 112.005246] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 112.010271] ? __check_object_size+0x95/0x5d9 [ 112.014779] ? __might_sleep+0x95/0x190 [ 112.018775] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.024323] ? _copy_from_user+0xdf/0x150 [ 112.028493] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.034037] ? copy_mount_options+0x285/0x380 [ 112.038543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.044093] ksys_mount+0x12d/0x140 [ 112.047734] __x64_sys_mount+0xbe/0x150 [ 112.051713] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 112.056740] do_syscall_64+0x1b1/0x800 [ 112.060652] ? finish_task_switch+0x1ca/0x840 [ 112.065155] ? syscall_return_slowpath+0x5c0/0x5c0 [ 112.070095] ? syscall_return_slowpath+0x30f/0x5c0 [ 112.075041] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 112.080438] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.085323] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.090516] RIP: 0033:0x455a09 [ 112.093702] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.101417] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 112.108688] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 112.115961] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 112.123232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 112.130511] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000005 2018/05/15 12:44:07 executing program 3: perf_event_open(&(0x7f0000000000)={0x2, 0x35b, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, &(0x7f0000000080), 0x4) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$IP6T_SO_GET_ENTRIES(r0, 0x29, 0x41, &(0x7f00000001c0)={'security\x00', 0x23, "44c256079aa22ba57c0f7c26e806110e8293d707eba82493b3b1bb943866a888105357"}, &(0x7f0000000240)=0x47) add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffc) 2018/05/15 12:44:07 executing program 7: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) flock(r1, 0x3) r2 = getpid() r3 = gettid() kcmp(r2, r3, 0x0, r0, r1) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000040)=0x7, 0x4) 2018/05/15 12:44:07 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x17}}, 0x4, 0x1, 0x2, 0x3}}, 0xfffffffffffffd29) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x8, 0x8000) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000140)=@assoc_value={0x0}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000180), &(0x7f00000001c0)=0x4) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000100)={r2, 0x0, 0x1, 0xffff}, 0x10) setsockopt(r1, 0x66f, 0x3, &(0x7f00000000c0)="ad2f5e967264caa4c2199ed9bcaa0491b4379d", 0x13) 2018/05/15 12:44:07 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x5, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:07 executing program 5: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000240)="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") lseek(r1, 0x400000, 0x4) 2018/05/15 12:44:07 executing program 6 (fault-call:3 fault-nth:6): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:07 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150006) [ 112.284075] FAULT_INJECTION: forcing a failure. [ 112.284075] name failslab, interval 1, probability 0, space 0, times 0 [ 112.295439] CPU: 0 PID: 8964 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 112.302635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.312000] Call Trace: [ 112.314604] dump_stack+0x1b9/0x294 [ 112.318244] ? dump_stack_print_info.cold.2+0x52/0x52 [ 112.323428] ? perf_trace_lock_acquire+0xe3/0x980 [ 112.328261] ? debug_check_no_locks_freed+0x310/0x310 [ 112.333446] should_fail.cold.4+0xa/0x1a [ 112.337501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 112.342599] ? pcpu_balance_workfn+0x16d0/0x16d0 [ 112.347353] ? perf_trace_lock_acquire+0xe3/0x980 [ 112.352190] ? find_held_lock+0x36/0x1c0 [ 112.356434] ? check_same_owner+0x320/0x320 [ 112.360752] ? rcu_note_context_switch+0x710/0x710 [ 112.365668] ? find_held_lock+0x36/0x1c0 [ 112.369719] __should_failslab+0x124/0x180 [ 112.373946] should_failslab+0x9/0x14 [ 112.377739] kmem_cache_alloc_trace+0x2cb/0x780 [ 112.382394] ? lock_downgrade+0x8e0/0x8e0 [ 112.386531] ? refcount_add_not_zero+0x320/0x320 [ 112.391279] kernfs_mount_ns+0xb5/0x8e0 [ 112.395246] ? kernfs_super_ns+0x70/0x70 [ 112.399303] sysfs_mount+0xdf/0x200 [ 112.402936] ? sysfs_kill_sb+0x40/0x40 [ 112.406823] ? lock_downgrade+0x8e0/0x8e0 [ 112.410966] ? module_unload_free+0x5b0/0x5b0 [ 112.415456] mount_fs+0xae/0x328 [ 112.418814] ? mpi_free.cold.1+0x19/0x19 [ 112.422870] vfs_kern_mount.part.34+0xd4/0x4d0 [ 112.427442] ? may_umount+0xb0/0xb0 [ 112.431058] ? _raw_read_unlock+0x22/0x30 [ 112.435192] ? __get_fs_type+0x97/0xc0 [ 112.439073] do_mount+0x564/0x3070 [ 112.442602] ? lock_downgrade+0x8e0/0x8e0 [ 112.446745] ? copy_mount_string+0x40/0x40 [ 112.450973] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 112.455978] ? __check_object_size+0x95/0x5d9 [ 112.460473] ? __might_sleep+0x95/0x190 [ 112.464440] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.469968] ? _copy_from_user+0xdf/0x150 [ 112.474105] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.479629] ? copy_mount_options+0x285/0x380 [ 112.484111] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 112.489640] ksys_mount+0x12d/0x140 [ 112.493258] __x64_sys_mount+0xbe/0x150 [ 112.497217] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 112.502222] do_syscall_64+0x1b1/0x800 [ 112.506098] ? finish_task_switch+0x1ca/0x840 [ 112.510584] ? syscall_return_slowpath+0x5c0/0x5c0 [ 112.515504] ? syscall_return_slowpath+0x30f/0x5c0 [ 112.520425] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 112.525784] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:08 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000040), 0x0) r1 = socket(0xa, 0xb, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendto$inet(r0, &(0x7f00000007c0), 0x0, 0x200007f8, &(0x7f00000008c0)={0x2}, 0x10) 2018/05/15 12:44:08 executing program 5: r0 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f00001bf000/0x3000)=nil, 0x3000, 0x0, 0x4011, r0, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="af26262c8523bf012cf66f") mmap(&(0x7f00001c0000/0x4000)=nil, 0x4000, 0x0, 0x16031, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000002b40)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) r2 = getpid() sched_getattr(r2, &(0x7f0000000040), 0x30, 0x0) getsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000002b80), &(0x7f0000002bc0)=0x8) 2018/05/15 12:44:08 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8847000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 112.530620] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.535794] RIP: 0033:0x455a09 [ 112.538968] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.546666] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 112.553922] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 112.561183] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 112.568439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 112.575695] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000006 2018/05/15 12:44:08 executing program 2: r0 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0xfffffffffffffffb, 0x40000) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r0, 0x800442d2, &(0x7f0000000100)={0x4, &(0x7f0000000080)=[{0x0, 0x0, 0x0, @local}, {0x0, 0x0, 0x0, @local}, {0x0, 0x0, 0x0, @random}, {0x0, 0x0, 0x0, @link_local}]}) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:08 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000040)={0x0, 0xdd, 0x101, 0x7, 0x2, 0x7}, &(0x7f0000000080)=0x14) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x200, r1}, 0x10) r2 = socket(0x4, 0x4, 0x4) connect$vsock_dgram(r2, &(0x7f00000000c0)={0x28, 0x0, 0xffffffff, @reserved=0x1}, 0x10) 2018/05/15 12:44:08 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0xfffffdef) 2018/05/15 12:44:08 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.net\x00', 0x200002, 0x0) fchdir(r1) mkdir(&(0x7f0000001340)='./file0\x00', 0x0) chmod(&(0x7f0000000200)='./file0\x00', 0x0) rmdir(&(0x7f0000000000)='./file0\x00') r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x40000, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r2, 0x0, 0x81, &(0x7f0000000080)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000000000000000000056bb00000000000000000000000000000000000000000000000000000000000000000000070000000000000000000000"], 0x78) 2018/05/15 12:44:08 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xe000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:08 executing program 6 (fault-call:3 fault-nth:7): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:08 executing program 5: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_mreqn(r0, 0x0, 0x0, &(0x7f0000000040)={@multicast1, @broadcast, 0x0}, &(0x7f0000000080)=0xc) setsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000000)={@rand_addr=0x8, @remote={0xac, 0x14, 0x14, 0xbb}, r1}, 0xc) 2018/05/15 12:44:08 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150009) [ 112.865457] FAULT_INJECTION: forcing a failure. [ 112.865457] name failslab, interval 1, probability 0, space 0, times 0 [ 112.877097] CPU: 0 PID: 9009 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 112.884300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.893663] Call Trace: [ 112.896273] dump_stack+0x1b9/0x294 [ 112.899923] ? dump_stack_print_info.cold.2+0x52/0x52 [ 112.905132] ? pcpu_next_fit_region.constprop.23+0x334/0x410 [ 112.910960] should_fail.cold.4+0xa/0x1a [ 112.915041] ? kasan_check_write+0x14/0x20 [ 112.919294] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 112.924415] ? graph_lock+0x170/0x170 [ 112.928234] ? wait_for_completion+0x870/0x870 [ 112.932839] ? graph_lock+0x170/0x170 [ 112.936657] ? find_next_zero_bit+0x111/0x140 [ 112.941171] ? find_held_lock+0x36/0x1c0 [ 112.945252] ? __lock_is_held+0xb5/0x140 [ 112.949338] ? check_same_owner+0x320/0x320 [ 112.953671] ? __might_sleep+0x95/0x190 [ 112.957651] ? rcu_note_context_switch+0x710/0x710 [ 112.962596] __should_failslab+0x124/0x180 [ 112.966846] should_failslab+0x9/0x14 [ 112.970661] __kmalloc+0x2c8/0x760 [ 112.974217] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 112.979250] ? __lockdep_init_map+0x105/0x590 [ 112.983750] ? __list_lru_init+0xdd/0x790 [ 112.987886] __list_lru_init+0xdd/0x790 [ 112.991861] ? list_lru_destroy+0x4c0/0x4c0 [ 112.996172] ? mark_held_locks+0xc9/0x160 [ 113.000310] ? __raw_spin_lock_init+0x1c/0x100 [ 113.004877] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 113.009877] ? __lockdep_init_map+0x105/0x590 [ 113.014360] ? lockdep_init_map+0x9/0x10 [ 113.018405] sget_userns+0x73a/0xf00 [ 113.022102] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 113.026754] ? kernfs_sop_show_options+0x190/0x190 [ 113.031670] ? destroy_unused_super.part.11+0x110/0x110 [ 113.037035] ? kasan_check_read+0x11/0x20 [ 113.041171] ? rcu_is_watching+0x85/0x140 [ 113.045302] ? init_wait_entry+0x1b0/0x1b0 [ 113.049519] ? rcu_pm_notify+0xc0/0xc0 [ 113.053398] ? rcu_read_lock_sched_held+0x108/0x120 [ 113.058408] ? kmem_cache_alloc_trace+0x616/0x780 [ 113.063230] ? lock_downgrade+0x8e0/0x8e0 [ 113.067363] ? refcount_add_not_zero+0x320/0x320 [ 113.072109] kernfs_mount_ns+0x13d/0x8e0 [ 113.076167] ? kernfs_super_ns+0x70/0x70 [ 113.080214] sysfs_mount+0xdf/0x200 [ 113.083822] ? sysfs_kill_sb+0x40/0x40 [ 113.087695] ? lock_downgrade+0x8e0/0x8e0 [ 113.091827] ? module_unload_free+0x5b0/0x5b0 [ 113.096308] mount_fs+0xae/0x328 [ 113.099675] ? mpi_free.cold.1+0x19/0x19 [ 113.103730] vfs_kern_mount.part.34+0xd4/0x4d0 [ 113.108294] ? may_umount+0xb0/0xb0 [ 113.111916] ? _raw_read_unlock+0x22/0x30 [ 113.116056] ? __get_fs_type+0x97/0xc0 [ 113.119930] do_mount+0x564/0x3070 [ 113.123453] ? lock_downgrade+0x8e0/0x8e0 [ 113.127583] ? copy_mount_string+0x40/0x40 [ 113.131801] ? check_same_owner+0x320/0x320 [ 113.136105] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 113.141102] ? __check_object_size+0x95/0x5d9 [ 113.145583] ? __might_sleep+0x95/0x190 [ 113.149544] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.155064] ? _copy_from_user+0xdf/0x150 [ 113.159196] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.164718] ? copy_mount_options+0x285/0x380 [ 113.169198] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.174720] ksys_mount+0x12d/0x140 [ 113.178331] __x64_sys_mount+0xbe/0x150 [ 113.182287] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 113.187301] do_syscall_64+0x1b1/0x800 [ 113.191179] ? finish_task_switch+0x1ca/0x840 [ 113.195659] ? syscall_return_slowpath+0x5c0/0x5c0 [ 113.200579] ? syscall_return_slowpath+0x30f/0x5c0 [ 113.205504] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 113.210853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.215680] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.220847] RIP: 0033:0x455a09 [ 113.224025] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.231728] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 113.238988] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 113.246243] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 113.253497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 113.260746] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000007 2018/05/15 12:44:08 executing program 2: r0 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x7, 0x2000) ioctl$KVM_PPC_ALLOCATE_HTAB(r0, 0xc004aea7, &(0x7f0000000100)=0x3) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$BLKIOMIN(r0, 0x1278, &(0x7f0000000400)) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000180)={{{@in6=@loopback, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@loopback}}, &(0x7f0000000280)=0xe8) quotactl(0x8001, &(0x7f0000000140)='./file0\x00', r2, &(0x7f00000002c0)="c843d6a8b0d6e4de5d20d6d6028fddf27585d99094e9e0394534a017d4d7bc17719a213e6e50d45e") getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000300)={0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000340)=0x18) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000380)={r3, 0x100000000}, &(0x7f00000003c0)=0x8) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) finit_module(r4, &(0x7f0000000080)='$\x00', 0x1) 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:08 executing program 5: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$urandom(0xffffffffffffff9c, &(0x7f00000016c0)='/dev/urandom\x00', 0x0, 0x0) fremovexattr(r1, &(0x7f0000009a40)=@known='security.capability\x00') getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000040)={{{@in6=@remote, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6}}, &(0x7f0000000140)=0xe8) sendmsg$nl_route_sched(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8080000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@gettclass={0x24, 0x2a, 0x101, 0x70bd26, 0x25dfdbfb, {0x0, r2, {0xf, 0xa}, {0x7, 0xfff1}, {0xf, 0x4}}, ["", "", "", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x80}, 0x80) 2018/05/15 12:44:08 executing program 7: r0 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000080)="c626262c8523bf012cf66f") close(r0) 2018/05/15 12:44:08 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000a) 2018/05/15 12:44:08 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000000)={0x2, 0x3, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, [@sadb_sa={0x2, 0x1300}]}, 0x20}, 0x1}, 0x0) accept4(r0, &(0x7f0000000140)=@generic, &(0x7f0000000100)=0xfffffffffffffe96, 0x803) 2018/05/15 12:44:08 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x89060000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:08 executing program 6 (fault-call:3 fault-nth:8): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) [ 113.345509] FAULT_INJECTION: forcing a failure. [ 113.345509] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 113.357387] CPU: 1 PID: 9035 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 113.364583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.373951] Call Trace: [ 113.376559] dump_stack+0x1b9/0x294 [ 113.380205] ? dump_stack_print_info.cold.2+0x52/0x52 [ 113.385410] ? rcu_note_context_switch+0x710/0x710 [ 113.390354] ? __lock_acquire+0x7f5/0x5140 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 113.394612] should_fail.cold.4+0xa/0x1a [ 113.398686] ? kasan_check_write+0x14/0x20 [ 113.402938] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 113.408070] ? debug_check_no_locks_freed+0x310/0x310 [ 113.413305] ? find_held_lock+0x36/0x1c0 [ 113.417392] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.422942] ? should_fail+0x21b/0xbcd [ 113.426850] __alloc_pages_nodemask+0x34e/0xd70 [ 113.431539] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 113.436574] ? rcu_is_watching+0x85/0x140 [ 113.440746] ? find_held_lock+0x36/0x1c0 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 113.444850] ? check_same_owner+0x320/0x320 [ 113.449185] cache_grow_begin+0x72/0x6c0 [ 113.453265] kmem_cache_alloc_trace+0x6a5/0x780 [ 113.457951] ? kasan_check_write+0x14/0x20 [ 113.462204] ? do_raw_spin_lock+0xc1/0x200 [ 113.466459] sget_userns+0x1c7/0xf00 [ 113.470189] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 113.474872] ? kernfs_sop_show_options+0x190/0x190 [ 113.479813] ? destroy_unused_super.part.11+0x110/0x110 [ 113.485201] ? kasan_check_read+0x11/0x20 [ 113.489369] ? rcu_is_watching+0x85/0x140 2018/05/15 12:44:08 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012c") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 113.493525] ? init_wait_entry+0x1b0/0x1b0 [ 113.497765] ? rcu_pm_notify+0xc0/0xc0 [ 113.501670] ? kernfs_mount_ns+0xb5/0x8e0 [ 113.505829] ? rcu_read_lock_sched_held+0x108/0x120 [ 113.510858] ? kmem_cache_alloc_trace+0x616/0x780 [ 113.515711] ? lock_downgrade+0x8e0/0x8e0 [ 113.519880] ? refcount_add_not_zero+0x320/0x320 [ 113.524668] kernfs_mount_ns+0x13d/0x8e0 [ 113.528753] ? kernfs_super_ns+0x70/0x70 [ 113.532833] sysfs_mount+0xdf/0x200 [ 113.536476] ? sysfs_kill_sb+0x40/0x40 [ 113.540378] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:09 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012c") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:09 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000d) [ 113.544532] ? module_unload_free+0x5b0/0x5b0 [ 113.549040] mount_fs+0xae/0x328 [ 113.552411] ? mpi_free.cold.1+0x19/0x19 [ 113.556480] vfs_kern_mount.part.34+0xd4/0x4d0 [ 113.561067] ? may_umount+0xb0/0xb0 [ 113.564696] ? _raw_read_unlock+0x22/0x30 [ 113.568838] ? __get_fs_type+0x97/0xc0 [ 113.572731] do_mount+0x564/0x3070 [ 113.576280] ? lock_downgrade+0x8e0/0x8e0 [ 113.580438] ? copy_mount_string+0x40/0x40 [ 113.584678] ? check_same_owner+0x320/0x320 [ 113.589008] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 113.594030] ? __check_object_size+0x95/0x5d9 [ 113.598539] ? __might_sleep+0x95/0x190 [ 113.602531] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.608079] ? _copy_from_user+0xdf/0x150 [ 113.612245] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.617791] ? copy_mount_options+0x285/0x380 [ 113.622292] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.627836] ksys_mount+0x12d/0x140 [ 113.631473] __x64_sys_mount+0xbe/0x150 [ 113.635452] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 113.640472] do_syscall_64+0x1b1/0x800 [ 113.644370] ? finish_task_switch+0x1ca/0x840 [ 113.648872] ? syscall_return_slowpath+0x5c0/0x5c0 [ 113.653805] ? syscall_return_slowpath+0x30f/0x5c0 [ 113.658743] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 113.664113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.668966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.674156] RIP: 0033:0x455a09 [ 113.677346] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.685064] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 2018/05/15 12:44:09 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012c") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:09 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150002) 2018/05/15 12:44:09 executing program 3: r0 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) getsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000000)=""/12, &(0x7f0000000040)=0xc) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) [ 113.692336] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 113.699611] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 113.706883] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 113.714156] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000008 2018/05/15 12:44:09 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) getsockopt$sock_int(r0, 0x1, 0x96d4b708611293ff, &(0x7f0000000100), &(0x7f0000000140)=0x4) r1 = accept4$inet(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, @dev}, &(0x7f0000000080)=0x10, 0x800) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f00000000c0)={0x8, 0x20000000000, 0x1d87, 0x5, 0xfffffffffffffff8}, 0x14) 2018/05/15 12:44:09 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf6") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:09 executing program 5: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) read(r0, &(0x7f0000000280)=""/151, 0x97) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$netrom(r1, &(0x7f0000000000), &(0x7f0000000040)=0x10) r4 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r4, 0x1000000000016) tee(r2, r1, 0x6, 0x0) write(r3, &(0x7f00000001c0), 0xfffffef3) 2018/05/15 12:44:09 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="0100000000fdfdffff02000000000000ff"]) pwritev(r2, &(0x7f0000001600)=[{&(0x7f0000000040)="6d6a5b718c1bdbf2e1410c3f188290a31d4706029d5acca9e79018e444f2440a38dbe8de3c9220e0315bbd194e8dc5f68ff1b14fbcbc9d255183809e092eda53e06769e8b6f8440fdc974aec4f5398a9e7e3746de62c8bc59756765e", 0x5c}, {&(0x7f0000000180)="b332538c2ceac4e619649325a4aefebeb00ff0c54215de79b037edde878c58efd81661392f46aa9cd2f01273a8a039b906912cc013191bfbb4f161098b0711618981a5c18fd84f55662b6735e7a0d635dfaa2b7c5ad7eaeaefc84f20edec99e3b95cec18f46f00532ecee2c9e1544274b84298a44f02ce86a2dc8a65882327563768b0d50717c69a646d27801e9c102ff453643a60f844fd13a642a3b1623a7e78ee8689b2d0d81c99261dadb7805081217befaffba92237287a1340411b219461a70ee043869051d72eae6b47a83b2f642ef9353e1133a0b01087d63980ee", 0xdf}, {&(0x7f0000000280)="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", 0x1000}, {&(0x7f00000000c0)="f73cf2adf227e34dcbb9d4173b28768d68bf5f19aa8c252606c61f74aa42344c26d6f6cab31d57f7681e43adf8ffa88f12534dc55dc3211097caafb539bda259422f53c9aafa01b6b56f4de8d52df3810ad4f08fbe1c2268b60ea3cbc749372ae8f8b7398319f3cc3af23c2f1e", 0x6d}, {&(0x7f0000001280)="feccce1ad809fd286fb570726ba8855dbc2304d47efa9bc4689ba8be05022ca851eece721356e88dd0d844493a1aba968aa3357df2beeb40fd98162f03d96269e44cbf94b46f4f550e04dc8a08ab17bf44786ac443bc11319e8201b943afd0c538a62193931c576fccd03c0bbe6de50768a0ca67088948f3f862ac8d2290e96aa7cd2c5ca43d0580233a276b9829295021ae61d1de4e57f9a726bac2c5f97c861516856c42a2d8868243e22761c9b0b85a2628de485848", 0xb7}, {&(0x7f0000001340)="e424059514a5bea334c49582a713646ff64070512b190e66aecc8e95a4041af9be2d3b1284f4dd82843a1c0d71804f1b90d087d5bd356aa8ac748f6513ce9c7403070f52e0a6b0b29ba4dc3ae2689d0e389512f14c7adf0a72b918a7820f48f3277fb9bd38c48aa7d9", 0x69}, {&(0x7f00000013c0)="80590ef38123de1ec7d4e88c7243f0fd73da510eab1185dba5d82d7bd80a3db03d9fe82dbba34ea4ff79dbcf8a026c61e9cd72685d5d7f9a78405f7a2044156f1157f1ea5e2e2b919e", 0x49}, {&(0x7f0000001440)="3fa9e2942a97a27bce344c23d7d6e006dd4f91f202a4e48faaf922c172812f262e81bd1bf5bbd8fb84efbff3114398d823ccb9d2e6869f206ccbe66c59574b6a9b88281e8e35779b21c8985c6230ea2f935d4be24817844a02edc826e7d8fe081ef9ebd36c2b31f1a7ac7086dfd1067abadc63fa7ee034aad9bef0f8f636b1b662d4bf77e70f3454cd1ad565e7c2fe33c2d3680b8e3af238f5a23b237bb99415f2d689926f8f583960052c7c430bf0f40af25dc0", 0xb4}, {&(0x7f0000001500)="6aa41fdfbed635f27ada1dccd72cf6f37a5ac5a9f071c6f4f4c76996473480bc90fdbac5bab451a2ef0f5863d0c177345693b567aedf7dc39731da9c581d456ae7f6e21dcdd0ea43fd9d1b9e25199369ac1c598507ec3193ca62062d7854a88080304ca778965df291779080850fe4c18f258c430f51", 0x76}, {&(0x7f0000001580)="e4990a7b4152cf650b2e0989cc4afbbd5a581d9b377e15a397d1bfeecca0b0092810a242aabcb2ab8de667f205a41acf15f2983427b2ebd1607742649a564978c168b0eb264778a930b215", 0x4b}], 0xa, 0x0) 2018/05/15 12:44:09 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8906, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:09 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000b) 2018/05/15 12:44:09 executing program 3: setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000469ffc)=0x7fc, 0x4) sendto$inet(0xffffffffffffffff, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000100)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) openat$audio(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/audio\x00', 0x10000, 0x0) r0 = socket$inet(0x2, 0x802, 0x7) recvfrom$inet(r0, &(0x7f0000000000)=""/248, 0xf8, 0xfffffffffffffffe, 0x0, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000380)) r1 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000001b40)={0xffffffffffffffff}) getsockopt$inet_buf(r2, 0x0, 0x2f, &(0x7f0000001a80)=""/107, &(0x7f0000001b00)=0x10e) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140)='/dev/uinput\x00', 0x80001, 0x0) setsockopt$inet_udp_encap(r3, 0x11, 0x64, &(0x7f0000000180)=0x5, 0x4) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) stat(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) chown(&(0x7f0000000200)='./file0\x00', r4, r5) 2018/05/15 12:44:10 executing program 6 (fault-call:3 fault-nth:9): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:10 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf6") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:10 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x1f4, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:10 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x15000c) 2018/05/15 12:44:10 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) accept$inet(r1, &(0x7f0000000040)={0x0, 0x0, @broadcast}, &(0x7f00000000c0)=0x10) connect$l2tp(r0, &(0x7f0000000080)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x2, 0x0, 0x3, 0x3, {0xa, 0x4e22, 0x20000000000000, @remote={0xfe, 0x80, [], 0xbb}, 0xc632}}}, 0xffffff5a) bind$alg(r1, &(0x7f0000000100)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(seqiv(gcm(aes-aesni)))\x00'}, 0x58) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000180)=""/58, &(0x7f00000001c0)=0x3a) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:10 executing program 7: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000040)={0x0, 0x6, 0x2, 0x0, 0x0, 0x0, 0x81, 0x9, {0x0, @in={{0x2, 0x4e22, @rand_addr=0x1}}, 0x9, 0x3, 0xffffffff, 0x6, 0x3f}}, &(0x7f0000000100)=0xb0) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000280)=ANY=[@ANYRES32=r2, @ANYBLOB="06000400060000002300f8008744f5cb6e99ec789f9d7d6326b4067c57d5491e75c882d28edc5d2d533b35000c4f6131240a83706d9abd354c84a9bce12f91b3513e27b4230de7a23b9dd8738c670967c33c1cd47961b1a68f6c958130ee1a5d3e69be67ba85d6d45454275b1bb415dd7afbd6f3412a262a56cf600b7065250cd7799ef0e96d071b0250a5b5a2d5d5e51eb6e11d23553b24ba79eda4f9376cd30909594e"], 0x10) ioctl$VHOST_SET_OWNER(r1, 0x8008af00, 0x707000) accept$packet(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000001c0)=0x14) 2018/05/15 12:44:10 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2, 0x0) mmap$binder(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, 0x10, r0, 0x0) ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000240)="c6") mlock(&(0x7f0000ffc000/0x3000)=nil, 0x3000) ioctl$VT_WAITACTIVE(r0, 0x5607) mremap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000ffa000/0x1000)=nil) setsockopt$inet6_tcp_buf(r0, 0x6, 0x1c, &(0x7f0000000040)="8a64d3ff7a1456390f69ae3db045e0f382b67220b3f56cdc08b477255895b00fbe110043aec4f1073a532f17a9bbb48cde2cac25fa9fe84fb22ec7df451893c097bb0ef4097f19d64449cf9f7f268bb0797d4de35b0b001f66093a18936c80e314827af7207fb09bcf622211a6be59ac49157bad4cf6ed476106a99500ae266ff9e7c0ecc08416d4895ae75edb2e1580493d748e940c572b306ec9c5c9c8ec441ee4a24c318c3c110dfb3f2a04ceb2e45764471403c535087b5270dff128fd2ce84546dcc27ffd818244c6aea262a3e3a6baa88728c3b2d0dd52f2", 0xdb) 2018/05/15 12:44:10 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r1 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) getdents(r1, &(0x7f0000000100)=""/183, 0xb7) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x309800, 0x0) getresuid(&(0x7f00000001c0), &(0x7f0000000200)=0x0, &(0x7f0000000280)) r4 = getgid() lchown(&(0x7f0000000080)='./file0\x00', r3, r4) ioctl$ASHMEM_GET_SIZE(r2, 0x7704, 0x0) [ 114.892736] FAULT_INJECTION: forcing a failure. [ 114.892736] name failslab, interval 1, probability 0, space 0, times 0 [ 114.904153] CPU: 0 PID: 9116 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 114.911353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.920712] Call Trace: [ 114.923318] dump_stack+0x1b9/0x294 [ 114.926958] ? dump_stack_print_info.cold.2+0x52/0x52 [ 114.932156] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 114.937355] should_fail.cold.4+0xa/0x1a [ 114.941427] ? is_bpf_text_address+0xd7/0x170 [ 114.945936] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 114.951055] ? unwind_get_return_address+0x61/0xa0 [ 114.955997] ? __save_stack_trace+0x7e/0xd0 [ 114.960328] ? graph_lock+0x170/0x170 [ 114.964142] ? find_held_lock+0x36/0x1c0 [ 114.968215] ? __lock_is_held+0xb5/0x140 [ 114.972303] ? check_same_owner+0x320/0x320 [ 114.976643] ? rcu_note_context_switch+0x710/0x710 [ 114.981585] __should_failslab+0x124/0x180 [ 114.985836] should_failslab+0x9/0x14 2018/05/15 12:44:10 executing program 3: io_setup(0x1, &(0x7f0000000040)=0x0) r1 = socket$unix(0x1, 0x2, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x400000, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000080)={'erspan0\x00', 0x1020}) io_submit(r0, 0x1, &(0x7f00000026c0)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000080)}]) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vhost-vsock\x00', 0x2, 0x0) 2018/05/15 12:44:10 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150013) 2018/05/15 12:44:10 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf6") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:10 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x20150468) [ 114.989654] kmem_cache_alloc_trace+0x2cb/0x780 [ 114.994334] ? __kmalloc_node+0x33/0x70 [ 114.998319] ? __kmalloc_node+0x33/0x70 [ 115.002306] ? rcu_read_lock_sched_held+0x108/0x120 [ 115.007332] __memcg_init_list_lru_node+0x17d/0x2c0 [ 115.012359] ? kvfree_rcu+0x20/0x20 [ 115.015995] ? __kmalloc_node+0x47/0x70 [ 115.019985] __list_lru_init+0x456/0x790 [ 115.024057] ? list_lru_destroy+0x4c0/0x4c0 [ 115.028384] ? mark_held_locks+0xc9/0x160 [ 115.032547] ? __raw_spin_lock_init+0x1c/0x100 [ 115.037141] ? trace_hardirqs_on_caller+0x421/0x5c0 2018/05/15 12:44:10 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x12000, 0x0) [ 115.042167] ? __lockdep_init_map+0x105/0x590 [ 115.046672] ? lockdep_init_map+0x9/0x10 [ 115.050750] sget_userns+0x73a/0xf00 [ 115.054471] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 115.059148] ? kernfs_sop_show_options+0x190/0x190 [ 115.064091] ? destroy_unused_super.part.11+0x110/0x110 [ 115.069471] ? kasan_check_read+0x11/0x20 [ 115.073618] ? rcu_is_watching+0x85/0x140 [ 115.077777] ? init_wait_entry+0x1b0/0x1b0 [ 115.082011] ? rcu_pm_notify+0xc0/0xc0 [ 115.085896] ? rcu_read_lock_sched_held+0x108/0x120 [ 115.090908] ? kmem_cache_alloc_trace+0x616/0x780 [ 115.095746] ? lock_downgrade+0x8e0/0x8e0 [ 115.099885] ? refcount_add_not_zero+0x320/0x320 [ 115.104628] kernfs_mount_ns+0x13d/0x8e0 [ 115.108673] ? kernfs_super_ns+0x70/0x70 [ 115.112737] sysfs_mount+0xdf/0x200 [ 115.116372] ? sysfs_kill_sb+0x40/0x40 [ 115.120248] ? lock_downgrade+0x8e0/0x8e0 [ 115.124380] ? module_unload_free+0x5b0/0x5b0 [ 115.128862] mount_fs+0xae/0x328 [ 115.132213] ? mpi_free.cold.1+0x19/0x19 [ 115.136270] vfs_kern_mount.part.34+0xd4/0x4d0 [ 115.140848] ? may_umount+0xb0/0xb0 [ 115.144465] ? _raw_read_unlock+0x22/0x30 [ 115.148604] ? __get_fs_type+0x97/0xc0 [ 115.152475] do_mount+0x564/0x3070 [ 115.155998] ? lock_downgrade+0x8e0/0x8e0 [ 115.160137] ? copy_mount_string+0x40/0x40 [ 115.164354] ? check_same_owner+0x320/0x320 [ 115.168664] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 115.173664] ? __check_object_size+0x95/0x5d9 [ 115.178147] ? __might_sleep+0x95/0x190 [ 115.182121] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.187642] ? _copy_from_user+0xdf/0x150 [ 115.191774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.197293] ? copy_mount_options+0x285/0x380 [ 115.201774] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 115.207305] ksys_mount+0x12d/0x140 [ 115.210923] __x64_sys_mount+0xbe/0x150 [ 115.214887] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 115.219897] do_syscall_64+0x1b1/0x800 [ 115.223776] ? finish_task_switch+0x1ca/0x840 [ 115.228265] ? syscall_return_slowpath+0x5c0/0x5c0 [ 115.233179] ? syscall_return_slowpath+0x30f/0x5c0 [ 115.238117] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 115.243478] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.248308] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.253479] RIP: 0033:0x455a09 [ 115.256648] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.264337] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 115.271595] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 115.278857] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 115.286110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 2018/05/15 12:44:10 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x100000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:10 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000100)={0x0, 0x3}) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000000)={0x0, 0xfffffffffffff84d}) [ 115.293360] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000009 2018/05/15 12:44:10 executing program 3: r0 = socket(0xa, 0x2, 0x0) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$SCSI_IOCTL_SEND_COMMAND(r1, 0x1, &(0x7f0000000300)={0xc7, 0x50f, 0x451, "d00a62aa1c968d918faaaa7054c32a9ff49fe47153913dffef39b58462b89f4b3e7a5a31d4e128efacb2c075de98cc535a4939ac24cc444f675d4b50a216e03c1f04e86f8f992a38a49b024ba03bd67a98fb7830c653bfd20b4ab2ccc6848f6653a5fc617da1ffb7566ff08bab27f75891de8bde26f15b1c5ef23012c6473d0e9193c683488309b957cb0ffea373a60017e462f5117a5c077feae017b4da930726b0b7b204b9030e2b4a64a00947353c0c8f6849df7f0c1a0b26d5cf9b84c4881ae1578471b20f"}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="044e79000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000100)=0x20) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r2, 0x10, &(0x7f0000000080)={0x0, 0x0}) sched_setaffinity(r3, 0x6, &(0x7f00000000c0)) getsockname$packet(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000280)=0x14) ioctl$sock_inet6_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f00000002c0)={@local={0xfe, 0x80, [], 0xaa}, 0xf, r4}) msgctl$IPC_RMID(0x0, 0x0) 2018/05/15 12:44:10 executing program 6 (fault-call:3 fault-nth:10): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:10 executing program 0 (fault-call:4 fault-nth:0): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:10 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150007) 2018/05/15 12:44:10 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88caffff00000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:10 executing program 3: openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) flock(0xffffffffffffffff, 0x10000000) 2018/05/15 12:44:10 executing program 7: syz_emit_ethernet(0x12, &(0x7f0000000100)={@link_local={0x1, 0x80, 0xc2}, @link_local={0x1, 0x80, 0xc2}, [{[], {0x8100}}]}, &(0x7f0000000140)) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0xc0, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000200)='/dev/audio#\x00', 0x100000000000, 0x10000) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) syz_emit_ethernet(0xec, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [{[{0x9100, 0x200, 0x400, 0x4}], {0x8100, 0x0, 0x5, 0x2}}], {@llc_tr={0x11, {@snap={0xaa, 0xaa, "83", "764b85", 0x88ef, "6941ccc1be4969990cd5e72f6c990fa8e0d27a08fc26541c21c16214473e488eee2a1aa9cde5ee1d7d9e3259808c5496127ef62a457870205c346aa3185f248f0f0e77e87001507c2a2d0d2394ba915937f4aac0d937739e7b45103b89ee0737da4cf109ccc49532da7e55d4857302944a73cf0c736773c6390bece5f5ec4e7fb7ea57bb12a86b2bbfd7800e7fae3f6f1fd1a2790efeb95ad350c7524aac92c5d81cdc321afc906bb04994ee188cfc8814882f42a4783b3c8ab614bf4f74e967c14a27d91f496972eb73b17af81e"}}}}}, &(0x7f0000000180)={0x1, 0x3, [0x3ff, 0xe12, 0xae4, 0xe14]}) ioctl$KVM_GET_PIT2(r0, 0x8070ae9f, &(0x7f0000000240)) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x1c, r2, 0x5, 0x70bd26, 0x25dfdbff, {0xb}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}]}, 0x1c}, 0x1}, 0x40) 2018/05/15 12:44:10 executing program 5: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) syz_open_dev$dmmidi(&(0x7f0000000100)='/dev/dmmidi#\x00', 0x1f, 0x40002) io_setup(0x401, &(0x7f0000000040)=0x0) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000080)="34e30acd5e6981197fb871bfda3e12132ef163bd237f0ac772455f403994dfb5a33656c1909dbad3b48cea809963ff9265c85eb577701b67c1f6c3cf14fc6b334248f7fbf8ea0643", 0x48}]) 2018/05/15 12:44:10 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 115.564822] FAULT_INJECTION: forcing a failure. [ 115.564822] name failslab, interval 1, probability 0, space 0, times 0 [ 115.576148] CPU: 0 PID: 9182 Comm: syz-executor0 Not tainted 4.17.0-rc5+ #51 [ 115.583345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.592711] Call Trace: [ 115.595320] dump_stack+0x1b9/0x294 [ 115.598974] ? dump_stack_print_info.cold.2+0x52/0x52 [ 115.604176] ? find_held_lock+0x36/0x1c0 [ 115.608257] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:11 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150005) 2018/05/15 12:44:11 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000040)={'vlan0\x00', 0x6}) r1 = syz_open_procfs$namespace(0x0, &(0x7f00000001c0)='ns/mnt\x00') r2 = dup(r0) ioctl$IOC_PR_RESERVE(r2, 0x401070c9, &(0x7f0000000080)={0x7fff, 0x5, 0x1}) setns(r1, 0x2000000) [ 115.612340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 115.617462] ? find_held_lock+0x36/0x1c0 [ 115.621547] ? find_held_lock+0x36/0x1c0 [ 115.625641] ? check_same_owner+0x320/0x320 [ 115.629980] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 115.634927] ? rcu_note_context_switch+0x710/0x710 [ 115.639878] __should_failslab+0x124/0x180 [ 115.644133] should_failslab+0x9/0x14 [ 115.647948] kmem_cache_alloc+0x2af/0x760 [ 115.652119] getname_flags+0xd0/0x5a0 [ 115.655940] user_path_at_empty+0x2d/0x50 [ 115.660109] do_fchownat+0x117/0x240 [ 115.663844] ? __ia32_sys_chmod+0x80/0x80 [ 115.668023] __x64_sys_lchown+0x7e/0xc0 [ 115.671999] FAULT_INJECTION: forcing a failure. [ 115.671999] name failslab, interval 1, probability 0, space 0, times 0 [ 115.683203] do_syscall_64+0x1b1/0x800 [ 115.683221] ? finish_task_switch+0x1ca/0x840 [ 115.683238] ? syscall_return_slowpath+0x5c0/0x5c0 [ 115.683255] ? syscall_return_slowpath+0x30f/0x5c0 [ 115.683272] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 115.683290] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.683309] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.683321] RIP: 0033:0x455a09 [ 115.683327] RSP: 002b:00007ff61f0b7c68 EFLAGS: 00000246 ORIG_RAX: 000000000000005e [ 115.683341] RAX: ffffffffffffffda RBX: 00007ff61f0b86d4 RCX: 0000000000455a09 [ 115.683355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 [ 115.742242] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 115.749506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 115.756767] R13: 0000000000000482 R14: 00000000006facd0 R15: 0000000000000000 [ 115.764052] CPU: 1 PID: 9174 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 115.771252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.780613] Call Trace: [ 115.783222] dump_stack+0x1b9/0x294 [ 115.786868] ? dump_stack_print_info.cold.2+0x52/0x52 [ 115.792077] ? __save_stack_trace+0x7e/0xd0 [ 115.796418] should_fail.cold.4+0xa/0x1a [ 115.800497] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 115.805614] ? save_stack+0x43/0xd0 [ 115.809251] ? kasan_kmalloc+0xc4/0xe0 [ 115.813147] ? kmem_cache_alloc_trace+0x152/0x780 [ 115.817997] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 115.823201] ? __list_lru_init+0x456/0x790 [ 115.827444] ? sget_userns+0x73a/0xf00 [ 115.831340] ? graph_lock+0x170/0x170 [ 115.835145] ? do_mount+0x564/0x3070 [ 115.838863] ? ksys_mount+0x12d/0x140 [ 115.842670] ? __x64_sys_mount+0xbe/0x150 [ 115.846828] ? do_syscall_64+0x1b1/0x800 [ 115.850899] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.856276] ? find_held_lock+0x36/0x1c0 [ 115.860350] ? __lock_is_held+0xb5/0x140 [ 115.864435] ? check_same_owner+0x320/0x320 [ 115.868772] ? rcu_note_context_switch+0x710/0x710 [ 115.873715] __should_failslab+0x124/0x180 [ 115.877966] should_failslab+0x9/0x14 [ 115.881781] kmem_cache_alloc_trace+0x2cb/0x780 [ 115.886461] ? __kmalloc_node+0x33/0x70 [ 115.890449] ? __kmalloc_node+0x33/0x70 [ 115.894435] ? rcu_read_lock_sched_held+0x108/0x120 [ 115.899473] __memcg_init_list_lru_node+0x17d/0x2c0 [ 115.904515] ? kvfree_rcu+0x20/0x20 [ 115.908155] ? __kmalloc_node+0x47/0x70 [ 115.912152] __list_lru_init+0x456/0x790 [ 115.916233] ? list_lru_destroy+0x4c0/0x4c0 [ 115.920562] ? mark_held_locks+0xc9/0x160 [ 115.924722] ? __raw_spin_lock_init+0x1c/0x100 [ 115.929314] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 115.934337] ? __lockdep_init_map+0x105/0x590 [ 115.938846] ? lockdep_init_map+0x9/0x10 [ 115.942916] sget_userns+0x73a/0xf00 [ 115.946639] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 115.951322] ? kernfs_sop_show_options+0x190/0x190 [ 115.956263] ? destroy_unused_super.part.11+0x110/0x110 [ 115.961650] ? kasan_check_read+0x11/0x20 [ 115.965805] ? rcu_is_watching+0x85/0x140 [ 115.969962] ? init_wait_entry+0x1b0/0x1b0 [ 115.971602] FAULT_INJECTION: forcing a failure. [ 115.971602] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.974208] ? rcu_pm_notify+0xc0/0xc0 [ 115.989864] ? rcu_read_lock_sched_held+0x108/0x120 [ 115.994877] ? kmem_cache_alloc_trace+0x616/0x780 [ 115.999711] ? lock_downgrade+0x8e0/0x8e0 [ 116.003857] ? refcount_add_not_zero+0x320/0x320 [ 116.008609] kernfs_mount_ns+0x13d/0x8e0 [ 116.012665] ? kernfs_super_ns+0x70/0x70 [ 116.016725] sysfs_mount+0xdf/0x200 [ 116.020342] ? sysfs_kill_sb+0x40/0x40 [ 116.024218] ? lock_downgrade+0x8e0/0x8e0 [ 116.028357] ? module_unload_free+0x5b0/0x5b0 [ 116.032847] mount_fs+0xae/0x328 [ 116.036206] ? mpi_free.cold.1+0x19/0x19 [ 116.040263] vfs_kern_mount.part.34+0xd4/0x4d0 [ 116.044835] ? may_umount+0xb0/0xb0 [ 116.048453] ? _raw_read_unlock+0x22/0x30 [ 116.052591] ? __get_fs_type+0x97/0xc0 [ 116.056474] do_mount+0x564/0x3070 [ 116.060004] ? lock_downgrade+0x8e0/0x8e0 [ 116.064145] ? copy_mount_string+0x40/0x40 [ 116.068377] ? check_same_owner+0x320/0x320 [ 116.072691] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 116.077700] ? __check_object_size+0x95/0x5d9 [ 116.082194] ? __might_sleep+0x95/0x190 [ 116.086171] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.091700] ? _copy_from_user+0xdf/0x150 [ 116.095843] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.101371] ? copy_mount_options+0x285/0x380 [ 116.105861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 116.111391] ksys_mount+0x12d/0x140 [ 116.115010] __x64_sys_mount+0xbe/0x150 [ 116.118972] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 116.123980] do_syscall_64+0x1b1/0x800 [ 116.127860] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 116.132695] ? syscall_return_slowpath+0x5c0/0x5c0 [ 116.137620] ? syscall_return_slowpath+0x30f/0x5c0 [ 116.142546] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 116.147904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 116.152743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.157922] RIP: 0033:0x455a09 2018/05/15 12:44:11 executing program 3: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000f61000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) write$cgroup_type(r1, &(0x7f0000000080)='threaded\x00', 0x9) dup2(r1, r0) 2018/05/15 12:44:11 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)="481e2c3e0d143288db266c6a5d8f526d60a20eb3a8a201276261d12fe786a8ef19c20231fc859095a2d61cdf3308297f6f36b553cefb7558810b1548d6e20dbe4e88606a0162bd5dd47b9aad231686"}, 0x20) r1 = socket$inet_dccp(0x2, 0x6, 0x0) setsockopt$IPT_SO_SET_REPLACE(r1, 0x0, 0x40, &(0x7f0000000440)=@security={'security\x00', 0xe, 0x4, 0x470, 0xffffffff, 0x150, 0x150, 0x3d8, 0xffffffff, 0xffffffff, 0x3d8, 0x3d8, 0x3d8, 0xffffffff, 0x4, &(0x7f0000000000), {[{{@uncond, 0x0, 0xf0, 0x150, 0x0, {}, [@common=@ah={0x30, 'ah\x00', 0x0, {0x5db, 0x100000001, 0x1}}, @common=@icmp={0x28, 'icmp\x00', 0x0, {0xb, 0x1, 0x32, 0x1}}]}, @common=@CLUSTERIP={0x60, 'CLUSTERIP\x00', 0x0, {0x0, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, 0xa000000000, 0x0, [0x3, 0x6, 0x1, 0x30, 0x29, 0x28, 0xa, 0x1b, 0x35, 0x15, 0x10, 0x2a, 0x16, 0xa, 0x32, 0x5], 0x1, 0x100000001, 0x7}}}, {{@ip={@rand_addr=0x8a51, @dev={0xac, 0x14, 0x14, 0x1a}, 0x0, 0xff000000, 'gre0\x00', 'ip6gretap0\x00', {0xff}, {0xff}, 0xff, 0x2, 0x4}, 0x0, 0xf0, 0x150, 0x0, {}, [@common=@addrtype={0x30, 'addrtype\x00', 0x0, {0xb, 0x20}}, @common=@ttl={0x28, 'ttl\x00'}]}, @common=@SET={0x60, 'SET\x00', 0x0, {{0x17, [0x9, 0x6, 0x0, 0x9, 0x54, 0x1], 0x10001, 0x9, 0x1}, {0x3, [0x8, 0x1, 0x4, 0x1000, 0x100, 0x3], 0x7, 0x6, 0x6}}}}, {{@ip={@loopback=0x7f000001, @local={0xac, 0x14, 0x14, 0xaa}, 0xffffff00, 0xffffffff, 'sit0\x00', '\x00', {0xff}, {0xff}, 0xff, 0x2, 0x2}, 0x0, 0x110, 0x138, 0x0, {}, [@common=@inet=@set3={0x50, 'set\x00', 0x3, {{0x3, 0x7, 0xff}, {0x5, 0x4}, {0x1ff, 0x80000000}, 0xc8}}, @common=@ttl={0x28, 'ttl\x00', 0x0, {0x1, 0x1}}]}, @common=@unspec=@NFQUEUE3={0x28, 'NFQUEUE\x00', 0x3, {0x20, 0x4, 0x2}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x4d0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000400)={r0, &(0x7f0000000180), &(0x7f0000000300)}, 0x20) r2 = syz_open_dev$sndmidi(&(0x7f0000000100)='/dev/snd/midiC#D#\x00', 0x7ff, 0x400) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r2, 0x8008ae9d, &(0x7f0000000180)=""/82) listen(r2, 0x600000000000) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r0, &(0x7f0000000180)}, 0x10) 2018/05/15 12:44:11 executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2, 0x0) ioctl$TCGETA(r0, 0x5405, &(0x7f0000000080)) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:11 executing program 0 (fault-call:4 fault-nth:1): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:11 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001800230000000000000000000a00000000000000000800001400050080000000000000000000000000000000"], 0x30}, 0x1}, 0x0) syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x1, 0x24040) syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x101, 0x40040) openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x20000, 0x0) [ 116.161101] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.168804] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 116.176065] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 116.183323] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 116.190582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 116.197843] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000a [ 116.205121] CPU: 0 PID: 9211 Comm: syz-executor0 Not tainted 4.17.0-rc5+ #51 2018/05/15 12:44:11 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x10, 0x3, 0x0) ioctl$sock_ifreq(r1, 0x89f2, &(0x7f00000000c0)={'tunl0\x00', @ifru_addrs=@in={0x2, 0x4e20, @rand_addr}}) clone(0x0, &(0x7f0000000080), &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000280)) r2 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r2, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) [ 116.212321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.221685] Call Trace: [ 116.224290] dump_stack+0x1b9/0x294 [ 116.227938] ? dump_stack_print_info.cold.2+0x52/0x52 [ 116.233139] ? graph_lock+0x170/0x170 [ 116.236960] should_fail.cold.4+0xa/0x1a [ 116.241036] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 116.246155] ? debug_check_no_locks_freed+0x310/0x310 [ 116.251361] ? lock_downgrade+0x8e0/0x8e0 [ 116.255525] ? finish_task_switch+0x182/0x840 [ 116.260044] ? do_raw_spin_unlock+0x9e/0x2e0 [ 116.264472] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 116.269072] ? compat_start_thread+0x80/0x80 [ 116.273508] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 116.278542] ? trace_hardirqs_on+0xd/0x10 [ 116.282705] ? _raw_spin_unlock_irq+0x27/0x70 [ 116.287217] ? finish_task_switch+0x1ca/0x840 [ 116.291734] ? finish_task_switch+0x182/0x840 [ 116.296248] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 116.301798] ? should_fail+0x21b/0xbcd [ 116.305698] ? preempt_notifier_register+0x1e0/0x1e0 [ 116.310815] __alloc_pages_nodemask+0x34e/0xd70 [ 116.315497] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 116.320528] ? find_held_lock+0x36/0x1c0 [ 116.324610] ? check_same_owner+0x320/0x320 [ 116.328947] cache_grow_begin+0x72/0x6c0 [ 116.333024] kmem_cache_alloc+0x689/0x760 [ 116.337184] ? schedule+0xef/0x430 [ 116.340729] ? __schedule+0x1e30/0x1e30 [ 116.344717] getname_flags+0xd0/0x5a0 [ 116.348537] user_path_at_empty+0x2d/0x50 [ 116.352700] do_fchownat+0x117/0x240 [ 116.356437] ? __ia32_sys_chmod+0x80/0x80 [ 116.360605] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 116.365462] __x64_sys_lchown+0x7e/0xc0 [ 116.369431] do_syscall_64+0x1b1/0x800 [ 116.373302] ? finish_task_switch+0x1ca/0x840 [ 116.377783] ? syscall_return_slowpath+0x5c0/0x5c0 [ 116.382698] ? syscall_return_slowpath+0x30f/0x5c0 [ 116.387615] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 116.392982] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 116.397815] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.402985] RIP: 0033:0x455a09 [ 116.406160] RSP: 002b:00007ff61f0b7c68 EFLAGS: 00000246 ORIG_RAX: 000000000000005e [ 116.413852] RAX: ffffffffffffffda RBX: 00007ff61f0b86d4 RCX: 0000000000455a09 [ 116.421111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 [ 116.428369] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 116.435622] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 116.442878] R13: 0000000000000482 R14: 00000000006facd0 R15: 0000000000000001 2018/05/15 12:44:12 executing program 6 (fault-call:3 fault-nth:11): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:12 executing program 5: socketpair$unix(0x1, 0x4000000000002, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmmsg(r0, &(0x7f0000000000)=[{{0x0, 0x0, &(0x7f00000018c0)}, 0x401}], 0x1, 0x0) connect$unix(r0, &(0x7f0000000240)=@abs, 0x6e) 2018/05/15 12:44:12 executing program 0 (fault-call:4 fault-nth:2): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:12 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x3, 0xe80) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000080)=ANY=[@ANYBLOB='\t\x00 \x00', @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000140)=0x92) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r2 = syz_open_pts(r0, 0x0) dup3(r2, r0, 0x0) fcntl$setstatus(r2, 0x4, 0x42800) 2018/05/15 12:44:12 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001800230000000000000000000a00000000000000000800001400050080000000000000000000000000000000"], 0x30}, 0x1}, 0x0) syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x1, 0x24040) syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x101, 0x40040) openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x20000, 0x0) 2018/05/15 12:44:12 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000100)={0x0, 0xba0a}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000180)={r1, 0x7}, 0x8) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_RM_CTX(r2, 0xc0086421, &(0x7f00000000c0)={r3, 0x3}) 2018/05/15 12:44:12 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150014) 2018/05/15 12:44:12 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8864000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:12 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x5}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0xd0, &(0x7f0000000100)=0x6, 0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='ip6tnl0\x00', 0x10) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000240), 0x8) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f00000000c0)) syz_open_dev$random(&(0x7f0000000040)='/dev/random\x00', 0x0, 0x2) accept$alg(r0, 0x0, 0x0) [ 117.005883] FAULT_INJECTION: forcing a failure. [ 117.005883] name failslab, interval 1, probability 0, space 0, times 0 [ 117.017204] CPU: 0 PID: 9245 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 117.024403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.033764] Call Trace: [ 117.036366] dump_stack+0x1b9/0x294 [ 117.040004] ? dump_stack_print_info.cold.2+0x52/0x52 [ 117.045204] ? __save_stack_trace+0x7e/0xd0 [ 117.049543] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:12 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:12 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e24, @multicast1=0xe0000001}, 0x3, 0x4, 0x1}}, 0x2e) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[], 0xfffffffffffffd79) 2018/05/15 12:44:12 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0xfe99) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 117.053624] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 117.058739] ? save_stack+0x43/0xd0 [ 117.062384] ? kasan_kmalloc+0xc4/0xe0 [ 117.066298] ? kmem_cache_alloc_trace+0x152/0x780 [ 117.071170] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 117.076371] ? __list_lru_init+0x456/0x790 [ 117.080624] ? sget_userns+0x73a/0xf00 [ 117.084527] ? graph_lock+0x170/0x170 [ 117.088337] ? do_mount+0x564/0x3070 [ 117.092065] ? ksys_mount+0x12d/0x140 [ 117.095879] ? __x64_sys_mount+0xbe/0x150 [ 117.100044] ? do_syscall_64+0x1b1/0x800 [ 117.104118] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.109501] ? find_held_lock+0x36/0x1c0 [ 117.113577] ? __lock_is_held+0xb5/0x140 [ 117.117673] ? check_same_owner+0x320/0x320 [ 117.122009] ? rcu_note_context_switch+0x710/0x710 [ 117.126957] __should_failslab+0x124/0x180 [ 117.131205] should_failslab+0x9/0x14 [ 117.135018] kmem_cache_alloc_trace+0x2cb/0x780 [ 117.139694] ? __kmalloc_node+0x33/0x70 [ 117.143681] ? __kmalloc_node+0x33/0x70 [ 117.147666] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:12 executing program 7: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setrlimit(0x7, &(0x7f0000a9cff8)) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x0, 0x0) fadvise64(r0, 0x0, 0x8, 0x3) gettid() fcntl$getownex(r1, 0x10, &(0x7f00000003c0)={0x0, 0x0}) r3 = syz_open_procfs(r2, &(0x7f0000000400)='uidmmap\x00') ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000000)=0x0) fcntl$setown(r3, 0x8, r4) sendfile(r3, r1, &(0x7f0000000080)=0x80000000000000, 0x7fffffff) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000180)=0x120000) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r1, 0xc08c5336, &(0x7f00000000c0)={0xd75, 0x180000000000, 0x6, 'queue1\x00', 0x7f}) [ 117.152700] __memcg_init_list_lru_node+0x17d/0x2c0 [ 117.157730] ? kvfree_rcu+0x20/0x20 [ 117.161374] ? __kmalloc_node+0x47/0x70 [ 117.165365] __list_lru_init+0x456/0x790 [ 117.169441] ? list_lru_destroy+0x4c0/0x4c0 [ 117.173777] ? mark_held_locks+0xc9/0x160 [ 117.177940] ? __raw_spin_lock_init+0x1c/0x100 [ 117.182535] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.187566] ? __lockdep_init_map+0x105/0x590 [ 117.192078] ? lockdep_init_map+0x9/0x10 [ 117.196153] sget_userns+0x73a/0xf00 [ 117.199877] ? kernfs_sop_show_path+0x1b0/0x1b0 2018/05/15 12:44:12 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='//file0\x00', 0x0, 0x0) [ 117.204561] ? kernfs_sop_show_options+0x190/0x190 [ 117.209511] ? destroy_unused_super.part.11+0x110/0x110 [ 117.214892] ? kasan_check_read+0x11/0x20 [ 117.219049] ? rcu_is_watching+0x85/0x140 [ 117.223204] ? init_wait_entry+0x1b0/0x1b0 [ 117.227447] ? rcu_pm_notify+0xc0/0xc0 [ 117.231351] ? rcu_read_lock_sched_held+0x108/0x120 [ 117.236373] ? kmem_cache_alloc_trace+0x616/0x780 [ 117.241221] ? lock_downgrade+0x8e0/0x8e0 [ 117.245378] ? refcount_add_not_zero+0x320/0x320 [ 117.250146] kernfs_mount_ns+0x13d/0x8e0 2018/05/15 12:44:12 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[], 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000003080)='/dev/full\x00', 0x80, 0x0) ioctl$sock_bt(r1, 0x5411, &(0x7f0000002080)="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") [ 117.254218] ? kernfs_super_ns+0x70/0x70 [ 117.258292] sysfs_mount+0xdf/0x200 [ 117.261925] ? sysfs_kill_sb+0x40/0x40 [ 117.265825] ? lock_downgrade+0x8e0/0x8e0 [ 117.269982] ? module_unload_free+0x5b0/0x5b0 [ 117.274491] mount_fs+0xae/0x328 [ 117.277864] ? mpi_free.cold.1+0x19/0x19 [ 117.281938] vfs_kern_mount.part.34+0xd4/0x4d0 [ 117.286528] ? may_umount+0xb0/0xb0 [ 117.290159] ? _raw_read_unlock+0x22/0x30 [ 117.294311] ? __get_fs_type+0x97/0xc0 [ 117.298210] do_mount+0x564/0x3070 [ 117.301761] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:12 executing program 7: r0 = socket(0xa, 0x1, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='net/icmp\x00') ioctl$TCSETSW(r1, 0x5403, &(0x7f00000000c0)={0x10001, 0x1, 0x2953, 0x1000, 0x2, 0x5, 0x8, 0x8, 0xbffe, 0x9, 0x9, 0x100000001}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x4, 0x0) getsockopt$inet_dccp_int(r2, 0x21, 0xf, &(0x7f0000000080), &(0x7f0000000100)=0x4) ioctl$BLKIOOPT(r2, 0x1279, &(0x7f0000000040)) r3 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r3, 0x4c05, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x7a, 0x0, 0x0, 0x0, 0x0, "e1d3f877e5eae453e55d7d64d00d4901baed21f7de92a8669b38ccd6260857dbf5ae46354569636517b50f805ae208258dbb7d0abe8d208f0f1bcc885c8ba93c", "fe047b3177f4fc2eb04172daa8e7d1c4c4cf144a23173b6605afb988de9bbae0932dee7e07195d78f7ddd19a37cb5aa0a5629eef628582fba5bf4af44acfe059", "ee42e3ef1d1772a9432c220303b70b708ad791139c2982fccc5d747a3131995a"}) ioctl$DRM_IOCTL_RES_CTX(r2, 0xc0106426, &(0x7f00000001c0)={0x6, &(0x7f0000000180)=[{}, {}, {}, {}, {}, {}]}) [ 117.305919] ? copy_mount_string+0x40/0x40 [ 117.310157] ? check_same_owner+0x320/0x320 [ 117.314484] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 117.319513] ? __check_object_size+0x95/0x5d9 [ 117.324028] ? __might_sleep+0x95/0x190 [ 117.328025] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 117.333584] ? _copy_from_user+0xdf/0x150 [ 117.337753] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 117.343298] ? copy_mount_options+0x285/0x380 [ 117.347804] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 117.353357] ksys_mount+0x12d/0x140 [ 117.356994] __x64_sys_mount+0xbe/0x150 [ 117.360977] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.366007] do_syscall_64+0x1b1/0x800 [ 117.369906] ? finish_task_switch+0x1ca/0x840 [ 117.374412] ? syscall_return_slowpath+0x5c0/0x5c0 [ 117.379360] ? syscall_return_slowpath+0x30f/0x5c0 [ 117.384314] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 117.389703] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 117.394573] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.399771] RIP: 0033:0x455a09 [ 117.402966] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.410686] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 117.417975] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 117.425262] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 117.432542] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 117.439827] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000b 2018/05/15 12:44:13 executing program 6 (fault-call:3 fault-nth:12): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:13 executing program 5: setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f0000000000)={0x0, 'lo\x00'}, 0x18) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x0, 0x0) socket$inet6(0xa, 0x6, 0x7) syz_kvm_setup_cpu$x86(r0, r0, &(0x7f0000fe6000/0x18000)=nil, &(0x7f00000001c0)=[@text16={0x10, &(0x7f0000000140)="0f91c366b8885f00000f23d80f21f86635400000800f23f8f20f5e0b67660ff682ab00000066b80500000066b922b378aa0f01d9ba610066edf0fe80c4006a6666b9e20b000066b80000000066ba000000000f3066b9800000c00f326635000100000f30", 0x64}], 0x1, 0x0, &(0x7f0000000440)=[@cstype0={0x4, 0xb}], 0x1) accept(0xffffffffffffff9c, &(0x7f00000005c0)=@ethernet={0x0, @broadcast}, &(0x7f0000000640)=0x80) r1 = mq_open(&(0x7f0000000680)='dns_resolver\x00', 0x880, 0x10, &(0x7f00000006c0)={0x3, 0xfffffffffffffff7, 0x0, 0x8b37, 0x80000000, 0xffffffffffffff81, 0x3, 0xffffffffffffff2e}) ioctl(r1, 0x8, &(0x7f0000000700)="b072f9348867eebca2f5e18d1671d23dd74ed33c55cf4e1195c6856f69d61c717c08765a3382024dfdf0e960d452edf2c0f59f05c9ac26cb345a85a89e98399e3543cb2eae999f86aac05d110e6d628208f27c0f6369998c0c5302000000000000000e78f4efb4e859bf471d1c0a007c6a1a181c9efb948decace7599d4d29b6711422961d388065ea2a7ab20bc9487b72eb3efc3c0000000000000000000000000000") r2 = request_key(&(0x7f00000000c0)='trusted\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x1}, &(0x7f00000003c0)='nodevcgroupvmnet0+\x00', 0xfffffffffffffff8) ioctl$KVM_NMI(r0, 0xae9a) r3 = add_key(&(0x7f0000000400)='dns_resolver\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000200)="7fe7e40e683fc1b100096c7f620f52bcaf653b9e0b2462e6590960e152e8da0abb4d4c663601eb5b5b6e0f9eacd5a106b0527bad580c5d93a95e8deb20a39912d2dcd5b1c66256051cbabfc42f4b3c073745a4f4b0a6a91be3387ffe95053ccae7ede60ce43d997d13029d00d89e807fd72608e7a206597da2354ca31828b4970686808d5a14beb5a5e40b9fce783d186029e5bd487c91f4aa87ca27674b8040ce03ec7a29895a8a3da72239ab4822a89e864e236f9c01de4606a923c6a0012b918a11035fe75511028070b45e79ad0f0f", 0xd1, r2) keyctl$get_security(0x11, r3, &(0x7f0000000300)=""/142, 0x8e) 2018/05/15 12:44:13 executing program 3: mkdir(&(0x7f0000000100)='./file0\x00', 0x1) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000000c0)=0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffff9c) setsockopt$packet_rx_ring(r1, 0x107, 0x5, &(0x7f0000000140)=@req3={0x20, 0x101, 0x81, 0xffffffffffffff76, 0xb114, 0x1, 0x2}, 0x1c) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r1, 0x84, 0x74, &(0x7f0000000180)=""/116, &(0x7f0000000200)=0x74) perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x3, 0x5, 0x2334, 0x0, 0x0, 0x8, 0x4, 0x0, 0x7fffffff, 0x6, 0xdb1c, 0xffffffffffffffc1, 0xfff, 0x0, 0x2, 0x100000000, 0x0, 0x401, 0x100000001, 0x7fffffff, 0x6, 0x166c, 0xbf, 0x8, 0x6, 0x5, 0x7ff, 0x200, 0x7, 0x4a8, 0xa13e00000000, 0x4, 0xfff, 0x10001, 0x3, 0x9, 0x0, 0x10000, 0x0, @perf_bp={&(0x7f0000000000), 0x2}, 0x4000, 0x7, 0x1ff, 0x6, 0x9, 0x7, 0x4}, r0, 0xf, r1, 0x3) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/05/15 12:44:13 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = open(&(0x7f0000000000)='./file0\x00', 0x8000, 0x80) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffff9c, 0x84, 0x66, &(0x7f0000000080)={0x0, 0x2}, &(0x7f00000000c0)=0x8) getsockopt$bt_hci(r1, 0x0, 0x1, &(0x7f0000000140)=""/122, &(0x7f00000001c0)=0x7a) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000100)={r2, 0x7fff, 0x2}, 0x8) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:13 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./.ile0\x00', 0x0, 0x0) 2018/05/15 12:44:13 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88480000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:13 executing program 7: setrlimit(0x8, &(0x7f00000a3ff0)={0x9, 0x4000000000}) r0 = socket(0x40000000015, 0x5, 0x4) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) setreuid(0x0, r1) mmap(&(0x7f0000912000/0x2000)=nil, 0x2000, 0x0, 0x2010, r0, 0x0) 2018/05/15 12:44:13 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 118.087994] FAULT_INJECTION: forcing a failure. [ 118.087994] name failslab, interval 1, probability 0, space 0, times 0 [ 118.099370] CPU: 1 PID: 9303 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 118.106575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.115936] Call Trace: [ 118.118541] dump_stack+0x1b9/0x294 [ 118.122181] ? dump_stack_print_info.cold.2+0x52/0x52 [ 118.127385] ? __save_stack_trace+0x7e/0xd0 [ 118.131725] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:13 executing program 7: r0 = socket(0x10, 0x2, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f0000000040)={r1, 0x1}) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_generic(r0, &(0x7f0000000900)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000580)=ANY=[@ANYBLOB="00000000240017020000001220c3e71badd1b602001a", @ANYRES32=0x0, @ANYBLOB='\b\x00\x00\x00', @ANYRES32], 0x46}, 0x1}, 0x0) 2018/05/15 12:44:13 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) fcntl$getownex(r0, 0x10, &(0x7f0000000080)={0x0, 0x0}) syz_open_procfs(r1, &(0x7f00000000c0)='net/psched\x00') connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000140)=ANY=[@ANYRES64=r1, @ANYRES64=r1, @ANYRES32=r0, @ANYPTR64=&(0x7f0000000100)=ANY=[@ANYPTR64, @ANYRES32=r0, @ANYRES16=r1], @ANYBLOB="f75d2941da864ab9a8acb65144de7392282ade191fe4f2be05be78cb5e5690728d03e2d8bf27a8e232308a0ece518108bffc565f8ac1f1385f9e44f913f1e4", @ANYBLOB="af913b4bd09ee38a7a5731f00469c5c0dbbce22c5fa4cab6d7c036c2befaf1fe8d8616ce6bcca3140f8b8815d98e9d710c4e82a8b16f8a63451f9ab4245a65f6a2ab3e468e24ad89fedf19515f111fdd0535d17c3bb1a42db79013942d5cac1a79343ceae2efad8933c3796b28dd23687c1b0684a1cbf4e514ab36f5df360a6dc2974b4a24428b9e5d778c54a8472fc1de0845d88c96c8eba29b4d6864470c48bc20f45f10b235a935e5c26658bd3f83a6bbda9c708b5d2ce7de94ca4ff499254749c5a8b6455e4337a988e0", @ANYBLOB], 0x127) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0xa00, 0x0) accept$alg(r2, 0x0, 0x0) [ 118.135802] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 118.140925] ? save_stack+0x43/0xd0 [ 118.144572] ? kasan_kmalloc+0xc4/0xe0 [ 118.148480] ? kmem_cache_alloc_trace+0x152/0x780 [ 118.153340] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 118.158550] ? __list_lru_init+0x456/0x790 [ 118.162804] ? sget_userns+0x73a/0xf00 [ 118.166707] ? graph_lock+0x170/0x170 [ 118.170520] ? do_mount+0x564/0x3070 [ 118.174241] ? ksys_mount+0x12d/0x140 [ 118.178050] ? __x64_sys_mount+0xbe/0x150 [ 118.182210] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:13 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) close(r0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x40, &(0x7f0000000940)=ANY=[@ANYBLOB="6d616e676c650000000000000000000075b63abc620707ebe0756ba2e8000000000000000000000000000000001f00000006000000780600000000000070020000700200009804000070020000a8050000a8050000a8050000a8050000a8050000060000006eedcccc36141ef0ed8fea78382469228c908c14f02fc2086678a5a303beb4bfcfffc2236c154004e4a720878099ef2277bbe5f765834fd3992ac43475", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="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"], 0x6d8) [ 118.186282] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.191655] ? find_held_lock+0x36/0x1c0 [ 118.195736] ? __lock_is_held+0xb5/0x140 [ 118.199828] ? check_same_owner+0x320/0x320 [ 118.204168] ? rcu_note_context_switch+0x710/0x710 [ 118.209112] __should_failslab+0x124/0x180 [ 118.213364] should_failslab+0x9/0x14 [ 118.217177] kmem_cache_alloc_trace+0x2cb/0x780 [ 118.221856] ? __kmalloc_node+0x33/0x70 [ 118.225839] ? __kmalloc_node+0x33/0x70 [ 118.229827] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:13 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$KVM_IRQ_LINE_STATUS(r1, 0xc008ae67, &(0x7f0000000000)={0x2, 0x6}) [ 118.234864] __memcg_init_list_lru_node+0x17d/0x2c0 [ 118.239900] ? kvfree_rcu+0x20/0x20 [ 118.243546] ? __kmalloc_node+0x47/0x70 [ 118.247549] __list_lru_init+0x456/0x790 [ 118.251630] ? list_lru_destroy+0x4c0/0x4c0 [ 118.255965] ? mark_held_locks+0xc9/0x160 [ 118.260133] ? __raw_spin_lock_init+0x1c/0x100 [ 118.264731] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 118.269758] ? __lockdep_init_map+0x105/0x590 [ 118.274272] ? lockdep_init_map+0x9/0x10 [ 118.278347] sget_userns+0x73a/0xf00 [ 118.282069] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 118.286741] ? kernfs_sop_show_options+0x190/0x190 [ 118.291680] ? destroy_unused_super.part.11+0x110/0x110 [ 118.297056] ? kasan_check_read+0x11/0x20 [ 118.301199] ? rcu_is_watching+0x85/0x140 [ 118.305336] ? init_wait_entry+0x1b0/0x1b0 [ 118.309559] ? rcu_pm_notify+0xc0/0xc0 [ 118.313442] ? rcu_read_lock_sched_held+0x108/0x120 [ 118.318446] ? kmem_cache_alloc_trace+0x616/0x780 [ 118.323277] ? lock_downgrade+0x8e0/0x8e0 [ 118.327417] ? refcount_add_not_zero+0x320/0x320 [ 118.332167] kernfs_mount_ns+0x13d/0x8e0 [ 118.336222] ? kernfs_super_ns+0x70/0x70 [ 118.340284] sysfs_mount+0xdf/0x200 [ 118.343913] ? sysfs_kill_sb+0x40/0x40 [ 118.347787] ? lock_downgrade+0x8e0/0x8e0 [ 118.351924] ? module_unload_free+0x5b0/0x5b0 [ 118.356411] mount_fs+0xae/0x328 [ 118.359767] ? mpi_free.cold.1+0x19/0x19 [ 118.363819] vfs_kern_mount.part.34+0xd4/0x4d0 [ 118.368390] ? may_umount+0xb0/0xb0 [ 118.372010] ? _raw_read_unlock+0x22/0x30 [ 118.376151] ? __get_fs_type+0x97/0xc0 [ 118.380039] do_mount+0x564/0x3070 [ 118.383570] ? lock_downgrade+0x8e0/0x8e0 [ 118.387709] ? copy_mount_string+0x40/0x40 [ 118.391931] ? check_same_owner+0x320/0x320 [ 118.396242] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 118.401249] ? __check_object_size+0x95/0x5d9 [ 118.405739] ? __might_sleep+0x95/0x190 [ 118.409707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 118.415236] ? _copy_from_user+0xdf/0x150 [ 118.419376] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 118.424904] ? copy_mount_options+0x285/0x380 [ 118.429388] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 118.434920] ksys_mount+0x12d/0x140 [ 118.438537] __x64_sys_mount+0xbe/0x150 [ 118.442497] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 118.447509] do_syscall_64+0x1b1/0x800 [ 118.451382] ? finish_task_switch+0x1ca/0x840 [ 118.455867] ? syscall_return_slowpath+0x5c0/0x5c0 [ 118.460785] ? syscall_return_slowpath+0x30f/0x5c0 [ 118.465707] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 118.471063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.475900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.481075] RIP: 0033:0x455a09 2018/05/15 12:44:13 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8100, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 118.484254] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.491955] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 118.499214] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 118.506473] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 118.513728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 118.520988] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000c 2018/05/15 12:44:14 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = socket(0xa, 0x1, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000080)={'bond0\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x10}}}) ioctl(r1, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000100)={'vlan0\x00', 0x8d70}) mremap(&(0x7f000009e000/0x4000)=nil, 0x4000, 0x2000, 0x3, &(0x7f00002d3000/0x2000)=nil) mlock2(&(0x7f00002d3000/0x3000)=nil, 0x3000, 0x0) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) setsockopt$bt_hci_HCI_DATA_DIR(r0, 0x0, 0x1, &(0x7f00000000c0)=0x5476, 0x4) 2018/05/15 12:44:14 executing program 3: r0 = socket(0xa, 0x1, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x1, 0x2000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f00000000c0)={0x100000001, 0xffffffff80000001, 0x3, {0x0, 0x1c9c380}, 0x4, 0x81}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") fcntl$setstatus(r0, 0x4, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000040)=0x8) 2018/05/15 12:44:14 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='.//ile0\x00', 0x0, 0x0) 2018/05/15 12:44:14 executing program 6 (fault-call:3 fault-nth:13): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:14 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x200, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000040)={0x4, 0x200, 0x0, 0x1, 0x0}, &(0x7f0000000080)=0x10) setsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f00000001c0)=@assoc_id=r2, 0x4) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-blowfish-asm\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="b7f228aa", 0xfffffffffffffead) r3 = accept$alg(r0, 0x0, 0x0) write$binfmt_script(r3, &(0x7f00000003c0)=ANY=[], 0x0) recvmsg(r3, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f0000000140)=""/81, 0x51}], 0x1, &(0x7f0000002900)=""/4096, 0x1000}, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000440)={r2, 0x1, 0xd3f0}, &(0x7f0000000480)=0x8) bind$unix(r1, &(0x7f00000003c0)=@file={0x0, './file0\x00'}, 0x6e) socket$inet(0x2, 0x80000, 0x628e) sendmsg$inet_sctp(r1, &(0x7f0000000380)={&(0x7f0000000200)=@in={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000240)="77179efd5c7aa38551c029bb66f64ceb6ebcdf9ab40d909ee0a798b8e7db23141f4b734890310eb91942ae8ba499652c97950b56a14d66f940c81023aed4aa086f02e38919117a477575327cff", 0x4d}], 0x1, &(0x7f0000000500)=ANY=[@ANYBLOB="20000000000000008400000008000000ff0100000000000000000000000000011800000000000000840000000000000001000100010400000000060000b6c772d5cd80fa18a86690fd524018ea771b66c4bf039c2b2a16a844a49b35b840c7a208f5d861126b313395045dd10cf484e84aaae9f8e1eb3f173d8be33a00589b705c846b0e3ebabd75a070c1bca087423ca97b0bf02fcc64e156d4a9d75a2062b77554644cdc13ac3f9a0684f688b29d8f4bd8df146c0000000087f946b22b0760615ea3e947643b5d44854b6cc21775f9c8550560a7def12a"], 0x50, 0x4000000}, 0x1) 2018/05/15 12:44:14 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x3, 0x2) ioctl$ASHMEM_SET_NAME(r1, 0x41007701, &(0x7f0000000080)=']-ppp0posix_acl_access\x00') write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) socket$vsock_stream(0x28, 0x1, 0x0) 2018/05/15 12:44:14 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x200000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:14 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./fily0\x00', 0x0, 0x0) 2018/05/15 12:44:14 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/loop-control\x00', 0x2080, 0x0) 2018/05/15 12:44:14 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000100)={0xffffffffffffffea, {{0xa, 0x4e21, 0x4, @ipv4={[], [0xff, 0xff]}}}}, 0x88) r1 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x400, 0x0) connect$llc(r1, &(0x7f0000000040)={0x1a, 0x3, 0x5, 0x9, 0xfffffffffffffff7, 0xffffffffffff640d, @random="0e618f0323b6"}, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) syz_init_net_socket$llc(0x1a, 0x0, 0x0) 2018/05/15 12:44:14 executing program 7: r0 = socket$kcm(0x2, 0x6, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x2000, 0x0) setsockopt$bt_BT_SECURITY(r1, 0x112, 0x4, &(0x7f0000000140)={0x8, 0x8}, 0x2) r2 = fcntl$dupfd(r1, 0x406, r1) r3 = add_key$keyring(&(0x7f00000001c0)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$update(0x2, r3, &(0x7f0000000240)="5bb35456567a0f65dd2112b2aca14e2fe7625627aafcc00eabcf7a32624428afbb516da782d257d121b89bc13e28197a80e136315356e5021679decee375a958675835b1280de0e5", 0x48) accept$netrom(r2, &(0x7f0000000080), &(0x7f00000000c0)=0x10) socket$nl_generic(0x10, 0x3, 0x10) connect$l2tp(r2, &(0x7f00000002c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x0, 0x4, 0x4, 0x2, {0xa, 0x4e21, 0x6, @empty, 0x81ca}}}, 0x3a) getsockopt$bt_hci(r0, 0x10d, 0x3, &(0x7f0000000000)=""/86, &(0x7f0000000300)=0x6) [ 118.846272] FAULT_INJECTION: forcing a failure. [ 118.846272] name failslab, interval 1, probability 0, space 0, times 0 [ 118.857578] CPU: 0 PID: 9372 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 118.864771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.874129] Call Trace: [ 118.876736] dump_stack+0x1b9/0x294 [ 118.880392] ? dump_stack_print_info.cold.2+0x52/0x52 [ 118.885600] ? __save_stack_trace+0x7e/0xd0 [ 118.889943] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:14 executing program 7: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x6, 0x101000) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000000040)=0x7, 0x4) r3 = dup3(r0, r1, 0x0) ioctl$KVM_TPR_ACCESS_REPORTING(r3, 0xc028ae92, &(0x7f0000000080)={0x100000000, 0x80000000}) 2018/05/15 12:44:14 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x20000, 0x0) sendmsg$nl_crypto(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)=@get={0xe8, 0x13, 0x409, 0x70bd27, 0x25dfdbfd, {{'pcbc-aes-aesni\x00'}, [], [], 0x400, 0x2000}, [{0x8, 0x1, 0x8}]}, 0xe8}, 0x1}, 0x20000000) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 118.894025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 118.899141] ? save_stack+0x43/0xd0 [ 118.902779] ? kasan_kmalloc+0xc4/0xe0 [ 118.906677] ? kmem_cache_alloc_trace+0x152/0x780 [ 118.911529] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 118.916730] ? __list_lru_init+0x456/0x790 [ 118.920978] ? sget_userns+0x73a/0xf00 [ 118.924876] ? graph_lock+0x170/0x170 [ 118.928688] ? do_mount+0x564/0x3070 [ 118.932409] ? ksys_mount+0x12d/0x140 [ 118.936213] ? __x64_sys_mount+0xbe/0x150 [ 118.940368] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:14 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:14 executing program 5: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000040)={0x0, 0x8}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000000)={r1, 0x9}, 0xffffffffffffff43) sendmsg$inet_sctp(r0, &(0x7f00000019c0)={&(0x7f0000000080)=@in6={0xa, 0x4e21, 0x6, @loopback={0x0, 0x1}, 0x2}, 0x1c, &(0x7f0000000100)=[{&(0x7f0000000580)="9b", 0x1}], 0x1, &(0x7f0000000180)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @authinfo={0x18, 0x84, 0x6, {0x7c06}}], 0x38}, 0x0) 2018/05/15 12:44:14 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={0xffffffffffffffff, 0x6, 0x1, 0x728, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000180)={0x0, 0x8, 0x1, 0x3}, 0x6) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) kexec_load(0x5, 0x2, &(0x7f0000000200)=[{&(0x7f0000000000)="bad8d5817876964dba3a755518fe2e8501b4694da224a09f8dbde7c18abd90660f218095f2b6ea5e56b13272cc8c888959f507413aed58c1be9470fd427adbc8c42274c0fc2515d95f2c20cdbe493634b6902535138468fa6329dc4db1878eeadf66e1108f678fe6ae091014df8fcb70d65b168a9fe253ff7652bb89b4ae6ebd25f66ecd8e4e8c9f3d8c04feb145805fb9eaa878fc3f228ee6d601ca39c50e946fcdf40540344769f4bb03945e9d52f9dc5926b5e9be21b18568718d8bba9bb18e4e0471c5c60370fa8fdfef6f846b847d7afb8d801a8502fec3ccd607b53ab5f98c116b50a3c11779492af63ba039cd", 0xf0, 0x2, 0xac7}, {&(0x7f0000000240)="64636db4023c0e94392e66edce58d54a950d8a6904e8e4cdf4a81fe0befe3af48165717e5190fc5f9c907dd7a9990b1d89ea8185457a812318ca3c2cb48b691feb49fb3272dec993fe61abc9ca3aa1f8a997574f6ffe519b0a35d7c2c30183fd9a636c5642dbf4d8b8154ea6384306183205f26c33d3be7f99f6615aa37d33eb93da21699298141ebfe8e73cd9abbbe9ac1d25449690aa18d7dac2e7ba932559e0d0b8e65f20e4385860c507ed508dfe5ba8d3a711f53e69b205c1bb28f7c365dd375bf3ea8ede09b2f7cc2462286a49d0994247b19e0dfc589317bce6f1194462a348c705b59fd11e13c4cd184d61", 0xef, 0x3, 0x4}], 0x0) membarrier(0x2, 0x0) sendto$inet6(r2, &(0x7f0000000040), 0x113, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) [ 118.944437] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.949815] ? find_held_lock+0x36/0x1c0 [ 118.953891] ? __lock_is_held+0xb5/0x140 [ 118.957970] ? check_same_owner+0x320/0x320 [ 118.962304] ? rcu_note_context_switch+0x710/0x710 [ 118.967247] __should_failslab+0x124/0x180 [ 118.971491] should_failslab+0x9/0x14 [ 118.975309] kmem_cache_alloc_trace+0x2cb/0x780 [ 118.979989] ? __kmalloc_node+0x33/0x70 [ 118.983970] ? __kmalloc_node+0x33/0x70 [ 118.987950] ? rcu_read_lock_sched_held+0x108/0x120 [ 118.992981] __memcg_init_list_lru_node+0x17d/0x2c0 [ 118.998013] ? kvfree_rcu+0x20/0x20 [ 119.001653] ? __kmalloc_node+0x47/0x70 [ 119.005645] __list_lru_init+0x456/0x790 [ 119.009720] ? list_lru_destroy+0x4c0/0x4c0 [ 119.014051] ? mark_held_locks+0xc9/0x160 [ 119.018213] ? __raw_spin_lock_init+0x1c/0x100 [ 119.022805] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 119.027826] ? __lockdep_init_map+0x105/0x590 [ 119.032330] ? lockdep_init_map+0x9/0x10 [ 119.036402] sget_userns+0x73a/0xf00 [ 119.040123] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 119.044807] ? kernfs_sop_show_options+0x190/0x190 [ 119.049742] ? destroy_unused_super.part.11+0x110/0x110 [ 119.052621] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 119.055116] ? kasan_check_read+0x11/0x20 [ 119.055133] ? rcu_is_watching+0x85/0x140 [ 119.055149] ? init_wait_entry+0x1b0/0x1b0 [ 119.055164] ? rcu_pm_notify+0xc0/0xc0 [ 119.055187] ? rcu_read_lock_sched_held+0x108/0x120 [ 119.055202] ? kmem_cache_alloc_trace+0x616/0x780 [ 119.055214] ? lock_downgrade+0x8e0/0x8e0 [ 119.055235] ? refcount_add_not_zero+0x320/0x320 [ 119.100620] kernfs_mount_ns+0x13d/0x8e0 [ 119.104667] ? kernfs_super_ns+0x70/0x70 [ 119.108718] sysfs_mount+0xdf/0x200 [ 119.112329] ? sysfs_kill_sb+0x40/0x40 [ 119.116203] ? lock_downgrade+0x8e0/0x8e0 [ 119.120336] ? module_unload_free+0x5b0/0x5b0 [ 119.124819] mount_fs+0xae/0x328 [ 119.128170] ? mpi_free.cold.1+0x19/0x19 [ 119.132221] vfs_kern_mount.part.34+0xd4/0x4d0 [ 119.136789] ? may_umount+0xb0/0xb0 [ 119.140401] ? _raw_read_unlock+0x22/0x30 [ 119.144534] ? __get_fs_type+0x97/0xc0 [ 119.148411] do_mount+0x564/0x3070 [ 119.151940] ? lock_downgrade+0x8e0/0x8e0 [ 119.156075] ? copy_mount_string+0x40/0x40 [ 119.160295] ? check_same_owner+0x320/0x320 [ 119.164600] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 119.169602] ? __check_object_size+0x95/0x5d9 [ 119.174086] ? __might_sleep+0x95/0x190 [ 119.178052] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.183574] ? _copy_from_user+0xdf/0x150 [ 119.187706] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.193230] ? copy_mount_options+0x285/0x380 [ 119.197714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.203234] ksys_mount+0x12d/0x140 [ 119.206849] __x64_sys_mount+0xbe/0x150 [ 119.210805] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 119.215819] do_syscall_64+0x1b1/0x800 [ 119.219687] ? finish_task_switch+0x1ca/0x840 [ 119.224169] ? syscall_return_slowpath+0x5c0/0x5c0 [ 119.229082] ? syscall_return_slowpath+0x30f/0x5c0 [ 119.234000] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 119.239355] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/05/15 12:44:14 executing program 7: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x200) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x3, 0x2000000007, 0x10000000000004, 0x1, 0x4, r0, 0x4, [0x4]}, 0x2c) [ 119.244186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.249356] RIP: 0033:0x455a09 [ 119.252530] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.260222] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 119.267472] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 119.274723] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 119.281975] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 119.289227] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000d 2018/05/15 12:44:14 executing program 5: r0 = socket(0xb, 0x1, 0x1) getsockname$ipx(r0, &(0x7f0000000140), &(0x7f0000000100)=0x10) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000000040)=0x800, 0x4) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) 2018/05/15 12:44:14 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8848000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:14 executing program 6 (fault-call:3 fault-nth:14): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:14 executing program 7: setrlimit(0x8, &(0x7f000009f000)) r0 = socket(0xa, 0x1, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) ptrace$setsig(0x4203, r1, 0x7, &(0x7f0000000040)={0x2, 0x4, 0x1, 0x1}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mlock(&(0x7f0000693000/0x1000)=nil, 0x1000) 2018/05/15 12:44:14 executing program 5: socket$netlink(0x10, 0x3, 0x0) syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0x6, 0x1, &(0x7f0000000180)=[{&(0x7f0000000280)="fd3eb1312641f7b00cb16776c30f2810962e8a614fcc53de0e19675dd9b47f6c27460595c79ba15bcc757daf1afedb2bc2f5c51afd4d6717adca7943f93624ea024847e238020171e4ab81", 0x4b, 0x4}], 0x1340081, &(0x7f0000000300)={[{@check_strict='check=strict', 0x2c}]}) r0 = socket(0x10, 0x3, 0x0) r1 = add_key(&(0x7f0000000040)='user\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000100), 0x0, 0xfffffffffffffffc) keyctl$read(0xb, r1, &(0x7f0000000140)=""/27, 0x1b) sendmsg$nl_route(r0, &(0x7f0000000740)={&(0x7f00000001c0)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000200)=ANY=[@ANYBLOB="240000001d00050300000000000000000c000000", @ANYRES32=0x0, @ANYBLOB="00000000080001007f000001d3186240cd9f0b00f6e8f47b936f7c0b69aaf72c12c6c49d2209d018a0"], 0x24}, 0x1}, 0x0) 2018/05/15 12:44:14 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/ip6_tables_names\x00') ioctl$KVM_SET_ONE_REG(r0, 0x4010aeac, &(0x7f0000000040)={0xfffffffffffffff8, 0xe93d}) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000000)={0x0, 0x2710}, 0x10) sync_file_range(r0, 0x0, 0x2000000000000, 0x6) 2018/05/15 12:44:14 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x800000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:14 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c653010", 0x0, 0x0) 2018/05/15 12:44:14 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000200)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rfkill\x00', 0x42090, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000440)=r1, 0x4) write$binfmt_aout(r0, &(0x7f0000000480)=ANY=[@ANYRES32, @ANYPTR64, @ANYBLOB="a684c83ba45fbb9ff8960229f03e11208d5a2e44addc2f8b630adc830bcb64ee42d0c256cc00539ddb0732b879cebf80477c7027b743b31478f352008809c564249c36f9f17e214e3a28c0deaf01143bbc7b7c61aac139a4b4cad45932ce9810a56f0ec0f8f0405bad51daaec2c799b069567bf9fddde7a1b76885edce9ef50ce9b37be6424422", @ANYBLOB="811c4d711760f531e7f913929fa45ccf497065fcbcaee94af3bcdb84efea93ebbbdddb73a655e7662a0dbb68232f5e1c55ac64c73a770e6d801704e9837d368f8eda7a3c7f28f216aec6cf7797b3b5f09ac0fbcd2fb3254a4077bd019f7523859a9f52644524365be2516c66597fee1482fb917e0cc1a3ac40e49258b42b63ce444e591365197cc85b843594ef0e963d6d99c8e0dde8cdb03c7426d5ba3ce0a84cf8d85f5dd20ec55a5d307a6e3d582b10ce1cdee3efeff8e789c8ebd4afeeb487", @ANYRES64, @ANYRES64=r0, @ANYBLOB="4b24b599cbe41d62a7b64ec1234125140f62619be38f027c848abb91a1638e8bcfdbec4f1244bbb5d484375a17fd5baba1ddd5eedd2116613f9a356cf48efba3683430cbd7da7141bf810cd2000000000000000000000000000000d5d704ea1724152a941a807e3370e2f10863d1059879bfa171e100ad9344efbc68dc8f5d68bc2972e3834a9e441fcdb1228ab829e59483abc51418c63aff4a2f202142e932b8ab7db529f60a22a617e04f38b69565a0057354bd5597ce8d978f351a6c8bfd771136388fb565daabb57ae87ee45c9cfe4b1a2f807f8af010410000000000000000000000000000", @ANYPTR64=&(0x7f0000000180)=ANY=[@ANYPTR64=&(0x7f0000000080)=ANY=[@ANYRES64=r0, @ANYBLOB="2688b20938e37efafea1d1045baf800e37cae09b43d212461c524808a0a4cf250e53cc72cf3b92bf832ee43e9f23ddde000000000068674937e5ff606c000000"], @ANYRES32=r0, @ANYRES32=r0, @ANYRES32, @ANYPTR=&(0x7f0000000100)=ANY=[@ANYPTR64, @ANYRES32=r0], @ANYRES16, @ANYPTR64=&(0x7f0000000140)=ANY=[@ANYPTR]], @ANYBLOB="3f20090fbe204628941db5d2d5a624de9fd6ad5729f4a55cf899d18f8dc33f9baab627523b1762119810485d3d5c1bebb028d8971a2f57e7d000d0749ebc713c6089104e17d5058288cc65824f43387538f64485a8faed1661d6ad3e81f266a8cf0a42d5f8e680fd6cbebe7bb1512a7c9215ed484a63dfc6b053517c7dd1e2257b73a55cbbc0fa392d02f6b8ebe27a55bd25061f1e1eee0d6fdd163b811da90b2c0eb0cc623ba0c49ebc46b4321d538747957e3b6601692668f15a54316fd53272b12aeeeab8e4b78456aa", @ANYBLOB="e96451e068084b5c803fa0a25bb6814e04b689"], 0x2f2) getsockopt$nfc_llcp(r1, 0x118, 0x7, &(0x7f0000000280)=""/138, 0x8a) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x7ff, 0x4) accept4$nfc_llcp(r1, &(0x7f00000003c0), &(0x7f00000007c0)=0xfffffffffffffe02, 0x80000) 2018/05/15 12:44:14 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:15 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000440)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0xfffffe4e) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x20000, 0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f00000003c0)=0x0) perf_event_open(&(0x7f0000000340)={0x5, 0x70, 0x1, 0x20, 0x10000, 0xa00, 0x0, 0xece, 0x2000, 0x1, 0x4, 0x6a, 0x5620000000, 0x0, 0xfff, 0x6, 0x95, 0xfff, 0x3, 0x1000, 0x7fffffff, 0x4, 0x0, 0x1000, 0x2, 0x2, 0xa, 0x3, 0x6, 0x20, 0x10001, 0xc5, 0x3, 0x9, 0x80000001, 0x7a68, 0x1f, 0x2, 0x0, 0x5, 0x2, @perf_config_ext={0x93}, 0x40, 0x0, 0xb205, 0x0, 0xffffffff, 0x8000, 0x300}, r2, 0x6, r1, 0x3) setsockopt$inet_MCAST_MSFILTER(r1, 0x0, 0x30, &(0x7f0000000080)={0x0, {{0x2, 0x4e22, @loopback=0x7f000001}}, 0x1, 0x4, [{{0x2, 0x4e20, @multicast2=0xe0000002}}, {{0x2, 0x4e22, @broadcast=0xffffffff}}, {{0x2, 0x4e20, @multicast1=0xe0000001}}, {{0x2, 0x4e22, @multicast2=0xe0000002}}]}, 0x290) ioctl$EVIOCGMTSLOTS(r1, 0x8040450a, &(0x7f0000000480)=""/216) [ 119.560413] FAULT_INJECTION: forcing a failure. [ 119.560413] name failslab, interval 1, probability 0, space 0, times 0 [ 119.571737] CPU: 0 PID: 9442 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 119.578931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.588290] Call Trace: [ 119.590891] dump_stack+0x1b9/0x294 [ 119.594533] ? dump_stack_print_info.cold.2+0x52/0x52 [ 119.599733] ? __save_stack_trace+0x7e/0xd0 [ 119.604069] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:15 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:15 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 119.608140] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 119.613257] ? save_stack+0x43/0xd0 [ 119.616892] ? kasan_kmalloc+0xc4/0xe0 [ 119.620789] ? kmem_cache_alloc_trace+0x152/0x780 [ 119.625642] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 119.630840] ? __list_lru_init+0x456/0x790 [ 119.635075] ? sget_userns+0x73a/0xf00 [ 119.638970] ? graph_lock+0x170/0x170 [ 119.642776] ? do_mount+0x564/0x3070 [ 119.646501] ? ksys_mount+0x12d/0x140 [ 119.650315] ? __x64_sys_mount+0xbe/0x150 [ 119.654476] ? do_syscall_64+0x1b1/0x800 [ 119.658551] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.663929] ? find_held_lock+0x36/0x1c0 [ 119.668015] ? __lock_is_held+0xb5/0x140 [ 119.672100] ? check_same_owner+0x320/0x320 [ 119.676438] ? rcu_note_context_switch+0x710/0x710 [ 119.681382] __should_failslab+0x124/0x180 [ 119.685639] should_failslab+0x9/0x14 [ 119.689452] kmem_cache_alloc_trace+0x2cb/0x780 [ 119.694131] ? __kmalloc_node+0x33/0x70 [ 119.698118] ? __kmalloc_node+0x33/0x70 [ 119.702104] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:15 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:15 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) sysfs$3(0x3) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000000)={0x1, 0x1}, 0x8) [ 119.707134] __memcg_init_list_lru_node+0x17d/0x2c0 [ 119.712159] ? kvfree_rcu+0x20/0x20 [ 119.715798] ? __kmalloc_node+0x47/0x70 [ 119.719791] __list_lru_init+0x456/0x790 [ 119.723864] ? list_lru_destroy+0x4c0/0x4c0 [ 119.728196] ? mark_held_locks+0xc9/0x160 [ 119.732359] ? __raw_spin_lock_init+0x1c/0x100 [ 119.736962] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 119.741987] ? __lockdep_init_map+0x105/0x590 [ 119.746499] ? lockdep_init_map+0x9/0x10 [ 119.750577] sget_userns+0x73a/0xf00 [ 119.754301] ? kernfs_sop_show_path+0x1b0/0x1b0 2018/05/15 12:44:15 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530ff", 0x0, 0x0) [ 119.758985] ? kernfs_sop_show_options+0x190/0x190 [ 119.763920] ? destroy_unused_super.part.11+0x110/0x110 [ 119.769296] ? kasan_check_read+0x11/0x20 [ 119.773444] ? rcu_is_watching+0x85/0x140 [ 119.777597] ? init_wait_entry+0x1b0/0x1b0 [ 119.781839] ? rcu_pm_notify+0xc0/0xc0 [ 119.785746] ? rcu_read_lock_sched_held+0x108/0x120 [ 119.790767] ? kmem_cache_alloc_trace+0x616/0x780 [ 119.795618] ? lock_downgrade+0x8e0/0x8e0 [ 119.799774] ? refcount_add_not_zero+0x320/0x320 [ 119.804531] kernfs_mount_ns+0x13d/0x8e0 2018/05/15 12:44:15 executing program 7: r0 = getpid() sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x1}, 0x0) pipe(&(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) poll(&(0x7f0000001080)=[{r2}], 0x1, 0xffff) write$binfmt_elf32(r1, &(0x7f00000005c0)={{0x7f, 0x45, 0x4c, 0x46, 0x5, 0xffff, 0x4, 0x47, 0x8001, 0x2, 0x3e, 0x100000000, 0x3aa, 0x38, 0x2bd, 0x1f, 0x9, 0x20, 0x1, 0x800, 0x10001, 0x6b4}, [{0x4, 0x100, 0x3, 0x4, 0x80, 0x7, 0x7, 0x5}], "a5fc48dd1a39c0ba4796c788474c84978a425630009df89c5fc7f94efe0d68b0b7d379bbfafe9ef04296faad23a4a6678d3e5c29e3cf6e40973ff89769b16d49fc9c4cad49025e73ff3d0999b0edc8a4b121eeee5a632b76873bdfb080f36fb50a9c0ad437b303264057736eb530d4", [[], [], [], [], [], [], [], [], []]}, 0x9c7) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000040)=0xffffffffffffeb76, 0x4) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000000180)) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000000)) vmsplice(r2, &(0x7f00004e8000)=[{&(0x7f0000004980)=';', 0x1}], 0x1, 0x0) write(r2, &(0x7f0000335000), 0xfc94) vmsplice(r1, &(0x7f0000000400)=[{&(0x7f0000000140)="2cc8", 0x2}, {&(0x7f0000000340)="5339a1953496b53f8f2bbb273615d7ecd6ab45855b699ffe81d2516ce4267d777cdabf433440b32ff176ad61b5f2a0de5379b4250e275eed8c13f02ab326df52a2699527b0840cb4172fafe8b28fe71bc661b60336ac6bd4063f00ebb0a3317a687053f6f9e83f84b9d8225b2edcdedaf3801ffeb16a7eda21c5c3db95c617736d2eb39ac74df1a546a9488236a54e668e4d7fb3f07beab151caf2f87fde3c6021a320c708fc97a867", 0xa9}], 0x2, 0x8) r3 = ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_REMOVE(r2, 0x4c81, r3) ioctl$KDSETLED(r2, 0x4b32, 0x101) getsockopt$netrom_NETROM_IDLE(r2, 0x103, 0x7, &(0x7f00000001c0)=0x80000000, &(0x7f0000000200)=0x4) fsetxattr(r1, &(0x7f00000000c0)=@known='security.ima\x00', &(0x7f0000000100)='/$(-bdevvboxnet1\x00', 0x11, 0x3) 2018/05/15 12:44:15 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x142, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000180)={0x0, 0x800}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000200)={0xa2, 0x8, 0x20, 0x0, r2}, &(0x7f0000000240)=0x10) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x22001, 0x0) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000280)={r2, 0x400, 0x6, 0x1, 0x7fff, 0x3}, 0x14) getsockopt$inet_mreqn(0xffffffffffffff9c, 0x0, 0x0, &(0x7f0000000080)={@loopback, @loopback, 0x0}, &(0x7f00000000c0)=0xc) connect$can_bcm(r3, &(0x7f0000000100)={0x1d, r4}, 0x10) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 119.808594] ? kernfs_super_ns+0x70/0x70 [ 119.812669] sysfs_mount+0xdf/0x200 [ 119.816306] ? sysfs_kill_sb+0x40/0x40 [ 119.820201] ? lock_downgrade+0x8e0/0x8e0 [ 119.824356] ? module_unload_free+0x5b0/0x5b0 [ 119.828866] mount_fs+0xae/0x328 [ 119.832233] ? mpi_free.cold.1+0x19/0x19 [ 119.836306] vfs_kern_mount.part.34+0xd4/0x4d0 [ 119.840896] ? may_umount+0xb0/0xb0 [ 119.844526] ? _raw_read_unlock+0x22/0x30 [ 119.848677] ? __get_fs_type+0x97/0xc0 [ 119.852569] do_mount+0x564/0x3070 [ 119.856107] ? lock_downgrade+0x8e0/0x8e0 [ 119.860259] ? copy_mount_string+0x40/0x40 [ 119.864970] ? check_same_owner+0x320/0x320 [ 119.869299] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 119.874322] ? __check_object_size+0x95/0x5d9 [ 119.878829] ? __might_sleep+0x95/0x190 [ 119.882815] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.888358] ? _copy_from_user+0xdf/0x150 [ 119.892521] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.898061] ? copy_mount_options+0x285/0x380 [ 119.902567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 119.908117] ksys_mount+0x12d/0x140 [ 119.911760] __x64_sys_mount+0xbe/0x150 [ 119.915737] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 119.920758] do_syscall_64+0x1b1/0x800 [ 119.924646] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 119.929496] ? syscall_return_slowpath+0x5c0/0x5c0 [ 119.934433] ? syscall_return_slowpath+0x30f/0x5c0 [ 119.939374] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 119.944746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.949601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.954790] RIP: 0033:0x455a09 [ 119.957980] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.965696] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 119.972966] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 119.980241] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 119.987516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 119.994786] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000e 2018/05/15 12:44:16 executing program 6 (fault-call:3 fault-nth:15): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:16 executing program 3: syz_emit_ethernet(0x2a, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0008060006080006040000f8bf88df5b1b0500000000000000aa0000000000"], &(0x7f0000000100)) getxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)=@known='com.apple.system.Security\x00', &(0x7f0000000140)=""/191, 0xbf) 2018/05/15 12:44:16 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = accept4(r0, 0x0, &(0x7f0000000000), 0x80000) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control\x00', 0x0, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r1, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x4e23, 0x66bf, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x6}, {0xa, 0x4e21, 0x3, @ipv4={[], [0xff, 0xff]}, 0x3ff}, 0x400, [0xae86, 0x5, 0x7, 0x4, 0x546, 0x3, 0x3f, 0x80000001]}, 0x5c) 2018/05/15 12:44:16 executing program 5: r0 = socket$inet(0x2, 0x200000002, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) syz_emit_ethernet(0x2a, &(0x7f00003f3fd5)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa08004500001c0000000000ff077800000000e000000100004e2100089078"], 0x0) 2018/05/15 12:44:16 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cuse\x00', 0x440000, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f0000000280)={0x0, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x4e23, 0x57f, @remote={0xfe, 0x80, [], 0xbb}, 0x5}, @in6={0xa, 0x4e24, 0x7, @mcast1={0xff, 0x1, [], 0x1}, 0x1}, @in={0x2, 0x4e24, @multicast2=0xe0000002}, @in6={0xa, 0x4e23, 0x9, @mcast2={0xff, 0x2, [], 0x1}, 0x9}]}, &(0x7f00000002c0)=0x10) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000300)={r2, 0x28, "0e7a40e49f42587a3f3252dcd062e7bdc461e2b7aeb477cb111617a0ffbb5053d67f9616bbde3f70"}, &(0x7f0000000340)=0x30) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x100, 0x60042) r3 = syz_open_procfs(0x0, &(0x7f0000000080)='limits\x00') getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f00000000c0)={0x0, 0x101, 0x6, 0x800, 0x3, 0x6}, &(0x7f0000000100)=0x14) getsockopt$inet_sctp_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f0000000140)={r4, 0x800, 0xfffffffffffffff9, 0x1}, &(0x7f0000000180)=0x10) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:16 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:16 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88470000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:16 executing program 7: r0 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x8b, 0x20300) ioctl$TIOCSTI(r0, 0x5412, 0xc0000000000) setxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=@known='system.posix_acl_access\x00', &(0x7f0000000080)='\x00', 0x1, 0x1) [ 120.875193] FAULT_INJECTION: forcing a failure. [ 120.875193] name failslab, interval 1, probability 0, space 0, times 0 [ 120.886614] CPU: 0 PID: 9495 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 120.893811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.903182] Call Trace: [ 120.905797] dump_stack+0x1b9/0x294 [ 120.909446] ? dump_stack_print_info.cold.2+0x52/0x52 [ 120.914654] ? __save_stack_trace+0x7e/0xd0 [ 120.918997] should_fail.cold.4+0xa/0x1a [ 120.923075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 120.928192] ? save_stack+0x43/0xd0 [ 120.931832] ? kasan_kmalloc+0xc4/0xe0 [ 120.935739] ? kmem_cache_alloc_trace+0x152/0x780 [ 120.940596] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 120.945796] ? __list_lru_init+0x456/0x790 [ 120.950038] ? sget_userns+0x73a/0xf00 [ 120.953937] ? graph_lock+0x170/0x170 [ 120.957747] ? do_mount+0x564/0x3070 [ 120.961469] ? ksys_mount+0x12d/0x140 [ 120.965284] ? __x64_sys_mount+0xbe/0x150 [ 120.969449] ? do_syscall_64+0x1b1/0x800 [ 120.973525] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.978905] ? find_held_lock+0x36/0x1c0 [ 120.982987] ? __lock_is_held+0xb5/0x140 [ 120.987072] ? check_same_owner+0x320/0x320 [ 120.991415] ? rcu_note_context_switch+0x710/0x710 [ 120.996371] __should_failslab+0x124/0x180 [ 121.000624] should_failslab+0x9/0x14 [ 121.004440] kmem_cache_alloc_trace+0x2cb/0x780 [ 121.009126] ? __kmalloc_node+0x33/0x70 [ 121.013119] ? __kmalloc_node+0x33/0x70 [ 121.017109] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:16 executing program 7: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000240)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$sock_inet6_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) ioctl$sock_inet_SIOCSARP(r0, 0x40096100, &(0x7f00008da000)={{0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, [0xfe]}, {}, 0x0, {0x2, 0x0, @loopback=0x7f000001}}) 2018/05/15 12:44:16 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c653002", 0x0, 0x0) 2018/05/15 12:44:16 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='dctcp\x00', 0x6) sendto$inet(r0, &(0x7f0000a88f88), 0x332, 0x20000800, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffe4e, 0x0, &(0x7f00000000c0)={0x2}, 0x10) read(r0, &(0x7f0000000000)=""/116, 0x100000330) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x6000, 0x0) ioctl$PPPOEIOCDFWD(r1, 0xb101, 0x0) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000100)='/dev/zero\x00', 0x2, 0x0) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f0000000140)={0x7}, 0x4) [ 121.022144] __memcg_init_list_lru_node+0x17d/0x2c0 [ 121.027176] ? kvfree_rcu+0x20/0x20 [ 121.030815] ? __kmalloc_node+0x47/0x70 [ 121.034807] __list_lru_init+0x456/0x790 [ 121.038880] ? list_lru_destroy+0x4c0/0x4c0 [ 121.043217] ? mark_held_locks+0xc9/0x160 [ 121.047381] ? __raw_spin_lock_init+0x1c/0x100 [ 121.047871] QAT: Invalid ioctl [ 121.051976] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 121.051993] ? __lockdep_init_map+0x105/0x590 [ 121.052011] ? lockdep_init_map+0x9/0x10 [ 121.052030] sget_userns+0x73a/0xf00 [ 121.052046] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 121.052064] ? kernfs_sop_show_options+0x190/0x190 [ 121.052082] ? destroy_unused_super.part.11+0x110/0x110 [ 121.052105] ? kasan_check_read+0x11/0x20 [ 121.052119] ? rcu_is_watching+0x85/0x140 [ 121.052132] ? init_wait_entry+0x1b0/0x1b0 [ 121.052144] ? rcu_pm_notify+0xc0/0xc0 [ 121.052164] ? rcu_read_lock_sched_held+0x108/0x120 [ 121.061671] QAT: Invalid ioctl [ 121.064861] ? kmem_cache_alloc_trace+0x616/0x780 [ 121.064878] ? lock_downgrade+0x8e0/0x8e0 [ 121.064898] ? refcount_add_not_zero+0x320/0x320 2018/05/15 12:44:16 executing program 5: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000080), 0xc) r1 = dup2(r0, r0) socket$bt_rfcomm(0x1f, 0x1, 0x3) ioctl$sock_netrom_TIOCINQ(r1, 0x541b, &(0x7f0000000040)) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x280800, 0x0) getresuid(&(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000200)=0x0) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000240)={{{@in6=@ipv4={[], [], @broadcast}, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@remote}}, &(0x7f0000000340)=0xe8) socketpair$inet(0x2, 0x0, 0x3, &(0x7f0000000980)={0xffffffffffffffff}) fcntl$getownex(r5, 0x10, &(0x7f0000000940)={0x0, 0x0}) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000003c0)=0x0) sendmsg$nl_netfilter(r2, &(0x7f00000008c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000880)={&(0x7f0000000400)={0x470, 0x8, 0x4, 0x400, 0x70bd26, 0x25dfdbfb, {0x3, 0x0, 0x6}, [@typed={0x8, 0x5c, @uid=r3}, @generic="9fb4e7a1a4c434ab657b520c567172146e99994553e52855c7c83e46845b7c30088497cdf5590b90464cdaff4d3a24a909702cc4c9758487b83a7449d2b222cf11bdd7fc03a90a3ec878712c2359a2b21ba8947be1b66d9a8256dcf21991c811131a0c0953fa850c216cc4c674fc34944869e93d9691770baaf122f46f2ab57398d152993d22af73ea9bff501b72d4e227d897e5ac23e83bd7c3faa73f6e755649e45e65e3b909c7d359cd9b865352f73a81de123d5fd6c52acbb2b262102f4b17", @typed={0x8, 0x1c, @uid=r4}, @typed={0xc, 0x6f, @u64=0x4}, @typed={0x8, 0xd, @fd=r0}, @nested={0xfc, 0x25, [@typed={0x8, 0x1b, @u32=0x1f}, @typed={0xc, 0x70, @u64}, @typed={0xc, 0x7a, @u64=0x5}, @typed={0x8, 0x56, @pid=r6}, @generic="a7a5cef48fa950b7d2a38f9d268680b7079c30a32b4f4d", @generic="1eacfe8cdec2f1c946a2c0eb8d461e8daf3a60bcb36387ec5881bbe32d6893261e075dcbd0d76d4f843a1e005a79e3ba50d3c5c80c2556fa37168485c5053d4ab7b310f875aef2f680f84c0ba470acad08c8a2a9f2ce1a96124b89411d44c4162fcbded4a7526f13e9f185bbf59b2c24574eb0ce13ba8c20410563afec2e33dffce2469c9559d500d56af48eb94c86bfca5962610a6a847a386622655b9dffd7eb14047fea3937e789d359fa0bcb2722", @typed={0x8, 0x37, @u32=0x4}]}, @generic="3440dfa9024156c33aabc43e626efde308873fc68f043eb6bf7ec77d37598c82088bc2c659702dceedee9af84f96478a0cad53cd6d516e8a2ed66fb10c4d0342982d89b0e825349ea941f4d7d6b5c851ac06901f13fb785b361d2ccb16b2568465120bb790c538fb54e2b28d4c297a", @nested={0x1b8, 0x3b, [@generic="a6b894ee2d8d02f695dacafc52fee020c24d3d77696d1155c2131e426ed73665e68dfb4d9fc79991b3bc0cda23e90dd0966289088a8b2b00731c103cadaa7b699066e7bd219482042467e40d265e63b4d699872e84fb6eb628c36df0bbadf85230667c462dfe38ceb8aaefc8e95ef170e939b46a9a5e3e67fcba6c174925e8a91e24d67eda84606fff62ed83784062b0302b1e657d7c7f68c0937233619ff367f3e846a414c00c3630be2922e5ef292c8e674a2e450aba1e9d118ad3d6ea67", @typed={0x4, 0x3a}, @generic="d3634e0bb41bc6cf2f8e2308e1bc6fd1bb54cafd7ca7bacee63ea9b55c55d1aef605a20c91f96e19bf180b3419854faf5899c4", @generic="5d25ad731e7be6d126a7a30f5d8a387dcab489764ce1662df5292f6ec1edee96166c9e348505e789119822f32cac88fcda2755451743f933a5a5f0fefff5af2791e9f7d04a895fc1e8c87bc40a49a10df5594b1049bede443de2e879dcd7d2e5380c672bd6b66471b3f904f6a113294ef6a1e2c087c585db35e7328d2dfdcb99663d130e4e2a80013aaaa49fba51fbd629342f82b9ef0dc47da4119d5f5ffe625fc31bfd19687308cb9481203f6e056e6d226d419b42a45a4b118f872b67"]}, @typed={0x8, 0x2c, @pid=r7}, @generic="3558b8304063bb19d3f62dbe3ff5fb6fd271e4e6428d80ad342a52ad0603e7805deb7c5f74db1c4ee64f9124141dbb34723045d921072047ffeee14e5bf4112a93ffe2a9aabd41d7b3f0"]}, 0x470}, 0x1, 0x0, 0x0, 0x811}, 0x0) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r2, 0x29, 0xd3, &(0x7f00000000c0)={{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80, [], 0x17}, 0xf0}, {0xa, 0x4e20, 0x69, @mcast2={0xff, 0x2, [], 0x1}, 0x39ec}, 0x3f, [0x5, 0xda, 0x7fff, 0x0, 0x3ff, 0xcf, 0x1, 0x100000000]}, 0x5c) 2018/05/15 12:44:16 executing program 7: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000000)={0x0, 0x7}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x7fff, 0x3, 0x6}, &(0x7f0000000100)=0x10) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x0, 0x0) 2018/05/15 12:44:16 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) writev(r0, &(0x7f0000000280)=[{&(0x7f0000000000)="9c4caf79fcef5db4ac9a91daa6ffbec43c7cdaaa9f3a11360a224c113acbc4181f89dab2360a6e", 0x27}, {&(0x7f0000000080)="73f6476e2aec050442bf5509ba2453d9ee8a184bd9f4979e6a5fc7065fd5115635fdfae93a79fa42eeba5f3b9fde490a905abc9a748e0424405dfe924ae9816c38ad568e61442064", 0x48}, {&(0x7f0000000100)="b1b906ce009a21cfb6744df3e917bb82d0618895436d9a56f770099e1ce210a11727e0f2e77c86bff0bc0638444d749ac781cc996d8de5e7e649fdf1b86b25441a02480098229023fcdaa8d9b506cf8bcb76604a922ae377c33e973d24a0f869620cfc7aadc13686f90f1949b8f3e614f1afb8a966a4c802707465345fca5442975f59b6f6ed915c5c2bed0b216426549dfa70c8e9030dec82d004aad1592e32c0d26a96897908ed21f3cb7370457b3af2fc29fe4bbe046259dd", 0xba}, {&(0x7f00000001c0)="61ed7218de0e85914982779a4177533403366dbfccea70a0f20b2932fe3522f9b936acb02d48364fc29c6af67bca96b6f312a2909902e17f8eb5e2cbf02bcab77f2b486ff6cff860d06bf6fe32b1d4bdde8d4f494a4270a856cdd539be063c527073fa3b26", 0x65}, {&(0x7f0000000240)="e9428d34a8f587820fbd74f315a5c626468869557a7796db094c973efdd9af423784b10d1d44b84721bbb5bf3b1fd4b9269f1d34f714", 0x36}], 0x5) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 121.064920] kernfs_mount_ns+0x13d/0x8e0 [ 121.064937] ? kernfs_super_ns+0x70/0x70 [ 121.064961] sysfs_mount+0xdf/0x200 [ 121.064976] ? sysfs_kill_sb+0x40/0x40 [ 121.064988] ? lock_downgrade+0x8e0/0x8e0 [ 121.065005] ? module_unload_free+0x5b0/0x5b0 [ 121.150179] mount_fs+0xae/0x328 [ 121.153551] ? mpi_free.cold.1+0x19/0x19 [ 121.157625] vfs_kern_mount.part.34+0xd4/0x4d0 [ 121.162221] ? may_umount+0xb0/0xb0 [ 121.165855] ? _raw_read_unlock+0x22/0x30 [ 121.170009] ? __get_fs_type+0x97/0xc0 [ 121.173910] do_mount+0x564/0x3070 [ 121.177459] ? lock_downgrade+0x8e0/0x8e0 [ 121.181620] ? copy_mount_string+0x40/0x40 [ 121.185865] ? check_same_owner+0x320/0x320 [ 121.190203] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 121.195230] ? __check_object_size+0x95/0x5d9 [ 121.199738] ? __might_sleep+0x95/0x190 [ 121.203729] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 121.209283] ? _copy_from_user+0xdf/0x150 [ 121.213443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 121.218987] ? copy_mount_options+0x285/0x380 2018/05/15 12:44:16 executing program 7: r0 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x3, 0x3) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r0, 0xc0405519, &(0x7f0000000080)={0x8, 0x0, 0x0, 0x0, "6c13ee9601dacbd41600ae663857c6777422db20d8282220d6e88e64365b3695b6b702045527773b95598f68"}) [ 121.223489] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 121.229033] ksys_mount+0x12d/0x140 [ 121.232664] __x64_sys_mount+0xbe/0x150 [ 121.236645] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 121.241668] do_syscall_64+0x1b1/0x800 [ 121.245562] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 121.250411] ? syscall_return_slowpath+0x5c0/0x5c0 [ 121.255350] ? syscall_return_slowpath+0x30f/0x5c0 [ 121.260290] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 121.265659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.270514] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/15 12:44:16 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = fcntl$dupfd(r0, 0x406, r0) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffff9c, 0x84, 0x76, &(0x7f0000000000)={0x0, 0x99}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000000c0)={r2, 0x0, 0x30}, &(0x7f0000000100)=0xc) socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 121.275706] RIP: 0033:0x455a09 [ 121.278894] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.286607] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 121.293876] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 121.301142] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 121.308407] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 121.315678] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000000f 2018/05/15 12:44:17 executing program 6 (fault-call:3 fault-nth:16): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:17 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x400300, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:17 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x1, 0x444080) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f0000000180)={&(0x7f0000000080)=[0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000000100), &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0], 0x2, 0x4, 0x0, 0x4}) ioctl$EVIOCSABS3F(r1, 0x401845ff, &(0x7f0000000100)={0x6, 0x80000000, 0xffff, 0x3ff, 0x8, 0xc02}) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[], 0x0) 2018/05/15 12:44:17 executing program 7: r0 = socket$inet6(0xa, 0x6, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bind$inet6(r0, &(0x7f0000c67000)={0xa, 0x4e20}, 0x1c) listen(r0, 0x1000008000) r2 = dup(r1) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r2, 0xc0bc5310, &(0x7f0000000140)) accept4$netrom(r0, &(0x7f0000000100), &(0x7f00000000c0)=0x10, 0x0) clone(0x0, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000001280), &(0x7f00000012c0)) openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x0, 0x0) r3 = socket$inet_dccp(0x2, 0x6, 0x0) close(r0) connect$inet(r3, &(0x7f00002f7ff0)={0x2, 0x80000000004e20, @loopback=0x7f000001}, 0x10) 2018/05/15 12:44:17 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) fchmod(r1, 0x3) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000080)={0x8f, 0x0, [0x0, 0x800000000]}) 2018/05/15 12:44:17 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:17 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = dup2(r0, r0) ioctl$sock_netrom_SIOCGSTAMPNS(r1, 0x8907, &(0x7f0000000000)) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:17 executing program 3: mkdir(&(0x7f0000000040)='./file0\x00', 0x40) capset(&(0x7f0000000240)={0x20071026}, &(0x7f0000000080)) syz_fuseblk_mount(&(0x7f0000000140)='./file0/file0\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/05/15 12:44:17 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = socket$inet(0x2, 0x0, 0x100000000000000) setsockopt$inet_udp_encap(r1, 0x11, 0x64, &(0x7f0000000000)=0x7, 0x4) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:17 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 122.047859] FAULT_INJECTION: forcing a failure. [ 122.047859] name failslab, interval 1, probability 0, space 0, times 0 [ 122.059160] CPU: 1 PID: 9561 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 122.066355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.075721] Call Trace: [ 122.078323] dump_stack+0x1b9/0x294 [ 122.081965] ? dump_stack_print_info.cold.2+0x52/0x52 [ 122.087163] ? __save_stack_trace+0x7e/0xd0 [ 122.091504] should_fail.cold.4+0xa/0x1a [ 122.095580] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 122.100694] ? save_stack+0x43/0xd0 [ 122.104341] ? kasan_kmalloc+0xc4/0xe0 [ 122.108237] ? kmem_cache_alloc_trace+0x152/0x780 [ 122.113086] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 122.118283] ? __list_lru_init+0x456/0x790 [ 122.122528] ? sget_userns+0x73a/0xf00 [ 122.126426] ? graph_lock+0x170/0x170 [ 122.130233] ? do_mount+0x564/0x3070 [ 122.133953] ? ksys_mount+0x12d/0x140 [ 122.137760] ? __x64_sys_mount+0xbe/0x150 [ 122.141911] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:17 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f00000013c0)=ANY=[@ANYBLOB="8deb834566a3e867b05e063d1abfa6bf8a487b5e9142ac5f90cf5466a89b2d586750f13a9946c157181dd3af9963c2bbc2a8aba315df60aa4fff255d7bf14740cbe9713661eb", @ANYPTR=&(0x7f0000000000)=ANY=[@ANYRES64=r0, @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYPTR64, @ANYBLOB="9bba316e8b1cffbf8a19cecb6881d4597dbd45c6174d3d6305f39620ca3f9d7155b301940dff699da65f8433784516d7c1920730cded6a3cf4de1f8f4e798251439dde3db4ee563d5d1822e1b053216bc60e1347068dd5e6a84fd44a37f1c7f6f700a5a9074413419354f6d0d880f5043af7f5ee3ca37a06f107f26606adab55e9349e13fca05ff126355f9c8e60c60781ff4b818965f93c754b699b6abc0f6123a7eb5c31ac913df934eef4495dab0ec9e525", @ANYBLOB="c124814b7909558533afbd1ee2568e46a7f58244938d283e884744bd92a2d5f26b0d11b937e8ed2b6aa2c0fd0b5f0dc8877f47c5c11b2bb753e898f7c9dc0c831872988829a06a3934ce8fe48ddca2b7f1114f532f6cb9b1e064f9bfff885e2281f4883c04e55b4b4dad32b27e7c7b07d0898bc30ee9c2967ccddf2cb3dbd7586f31538138b4c412dfe17c6cf7598598d4a40c", @ANYRES32=r0, @ANYRES16=r0]], @ANYBLOB="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", @ANYRES64=r0, @ANYPTR64=&(0x7f0000000300)=ANY=[@ANYPTR64=&(0x7f0000000200)=ANY=[@ANYPTR64, @ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="61411384f067078e8b3052bf4595c51316a030762d800244734cc5ca1c3b128db308c53c7b4f7daf670922d2cfd59c48568d1046b0275911b96b30d0694cb33cbb93b2b82b75bfbd84d69688b9bb08ef2b74f9ab5fc5c822e9fe3057b4cfd54e147de4342b5d0e409143", @ANYRES64, @ANYBLOB="4a1ebd8923580f5f0baf520b5b64803b31385acc8b966795d985a31c56182a2f81713c43430e723bf84191f5855394bd28a663e703896e5cf2255f47a2b408f9c224d6bf0b162e424e97d59cebb53438978ea2d7c55af9e9978b9b94a5216a6f402a7e7606d907a83b3543c8f3fa"]]], 0x105e) socket$alg(0x26, 0x5, 0x0) [ 122.145985] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.151358] ? find_held_lock+0x36/0x1c0 [ 122.155434] ? __lock_is_held+0xb5/0x140 [ 122.159513] ? check_same_owner+0x320/0x320 [ 122.163847] ? rcu_note_context_switch+0x710/0x710 [ 122.168788] __should_failslab+0x124/0x180 [ 122.173039] should_failslab+0x9/0x14 [ 122.176848] kmem_cache_alloc_trace+0x2cb/0x780 [ 122.181530] ? __kmalloc_node+0x33/0x70 [ 122.185510] ? __kmalloc_node+0x33/0x70 [ 122.189491] ? rcu_read_lock_sched_held+0x108/0x120 [ 122.194524] __memcg_init_list_lru_node+0x17d/0x2c0 [ 122.199547] ? kvfree_rcu+0x20/0x20 [ 122.203184] ? __kmalloc_node+0x47/0x70 [ 122.207169] __list_lru_init+0x456/0x790 [ 122.211243] ? list_lru_destroy+0x4c0/0x4c0 [ 122.215575] ? mark_held_locks+0xc9/0x160 [ 122.219734] ? __raw_spin_lock_init+0x1c/0x100 [ 122.224325] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 122.229349] ? __lockdep_init_map+0x105/0x590 [ 122.233850] ? lockdep_init_map+0x9/0x10 [ 122.237919] sget_userns+0x73a/0xf00 [ 122.241635] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 122.246310] ? kernfs_sop_show_options+0x190/0x190 [ 122.251261] ? destroy_unused_super.part.11+0x110/0x110 [ 122.256632] ? kasan_check_read+0x11/0x20 [ 122.260783] ? rcu_is_watching+0x85/0x140 [ 122.264936] ? init_wait_entry+0x1b0/0x1b0 [ 122.269176] ? rcu_pm_notify+0xc0/0xc0 [ 122.273078] ? rcu_read_lock_sched_held+0x108/0x120 [ 122.278101] ? kmem_cache_alloc_trace+0x616/0x780 [ 122.282950] ? lock_downgrade+0x8e0/0x8e0 [ 122.287108] ? refcount_add_not_zero+0x320/0x320 [ 122.291874] kernfs_mount_ns+0x13d/0x8e0 [ 122.295944] ? kernfs_super_ns+0x70/0x70 [ 122.300013] sysfs_mount+0xdf/0x200 [ 122.303642] ? sysfs_kill_sb+0x40/0x40 [ 122.307532] ? lock_downgrade+0x8e0/0x8e0 [ 122.311691] ? module_unload_free+0x5b0/0x5b0 [ 122.316194] mount_fs+0xae/0x328 [ 122.319564] ? mpi_free.cold.1+0x19/0x19 [ 122.323635] vfs_kern_mount.part.34+0xd4/0x4d0 [ 122.328223] ? may_umount+0xb0/0xb0 [ 122.331855] ? _raw_read_unlock+0x22/0x30 [ 122.336008] ? __get_fs_type+0x97/0xc0 [ 122.339905] do_mount+0x564/0x3070 [ 122.343451] ? lock_downgrade+0x8e0/0x8e0 [ 122.347608] ? copy_mount_string+0x40/0x40 [ 122.351845] ? check_same_owner+0x320/0x320 [ 122.356172] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 122.361191] ? __check_object_size+0x95/0x5d9 [ 122.365701] ? __might_sleep+0x95/0x190 [ 122.369698] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 122.375236] ? _copy_from_user+0xdf/0x150 [ 122.379392] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 122.384936] ? copy_mount_options+0x285/0x380 [ 122.389445] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 122.394990] ksys_mount+0x12d/0x140 [ 122.398623] __x64_sys_mount+0xbe/0x150 [ 122.402600] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 122.407627] do_syscall_64+0x1b1/0x800 [ 122.411537] ? finish_task_switch+0x1ca/0x840 [ 122.416045] ? syscall_return_slowpath+0x5c0/0x5c0 [ 122.420986] ? syscall_return_slowpath+0x30f/0x5c0 [ 122.425932] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 122.431309] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.436165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.441356] RIP: 0033:0x455a09 2018/05/15 12:44:17 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:17 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={0xffffffffffffffff, 0xa8a01e8ccb702078, 0x1, 0x7f, &(0x7f0000000000)=[0x0], 0x1}, 0x20) ioctl$SG_IO(r1, 0x2285, &(0x7f0000001940)={0x0, 0xfffffffffffffffd, 0x4d, 0x9, @scatter={0xa, 0x0, &(0x7f0000001740)=[{&(0x7f00000000c0)=""/229, 0xe5}, {&(0x7f00000001c0)=""/96, 0x60}, {&(0x7f0000000240)=""/238, 0xee}, {&(0x7f0000000340)=""/185, 0xb9}, {&(0x7f0000000400)=""/254, 0xfe}, {&(0x7f0000000500)=""/60, 0x3c}, {&(0x7f0000000540)}, {&(0x7f0000000580)=""/4096, 0x1000}, {&(0x7f0000001580)=""/200, 0xc8}, {&(0x7f0000001680)=""/143, 0x8f}]}, &(0x7f0000001800)="52520d4edb587b9acdc824fa9fd689f4a325780b54a6dc8a094ee615d2a83225c415342f2705d77450cf39a068ca80ab986f523d8c2d61055ddc2f7eef49adc7d74de8b3e176329957f22fd8e4", &(0x7f0000001880)=""/81, 0x401, 0x10000, 0xffffffffffffffff, &(0x7f0000001900)}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x0) 2018/05/15 12:44:17 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountinfo\x00') ioctl$LOOP_GET_STATUS(r0, 0x4c03, &(0x7f00000001c0)) read(r0, &(0x7f00000000c0)=""/240, 0xf0) ioctl$PIO_SCRNMAP(r0, 0x4b41, &(0x7f0000000040)="b60a742dc15db16d1ee0ecdc18") preadv(r0, &(0x7f0000000700)=[{&(0x7f0000000400)=""/203, 0xcb}, {&(0x7f0000000600)=""/246, 0xf6}], 0x2, 0x0) 2018/05/15 12:44:17 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) read(r0, &(0x7f0000000080)=""/4096, 0x1000) 2018/05/15 12:44:17 executing program 3: r0 = creat(&(0x7f00000000c0)='./file0\x00', 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$netlink_NETLINK_CAP_ACK(r2, 0x10e, 0xa, &(0x7f0000002640)=0x71792d69, 0x4) setsockopt$bt_l2cap_L2CAP_CONNINFO(r2, 0x6, 0x2, &(0x7f0000002600)={0x10001, 0x9583, 0x0, 0xd552}, 0x6) fallocate(r0, 0x0, 0x0, 0x1f) r3 = shmget$private(0x0, 0x3000, 0x20, &(0x7f0000ffb000/0x3000)=nil) shmget(0x3, 0x4000, 0x4000000, &(0x7f0000ffc000/0x4000)=nil) r4 = shmat(r3, &(0x7f0000ffa000/0x3000)=nil, 0x1ffd) shmdt(r4) shmdt(r4) r5 = socket(0x6, 0xb, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r1, 0x80045301, &(0x7f0000002540)) ioctl(r5, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") fallocate(r1, 0x1, 0x6, 0x5) socket$vsock_dgram(0x28, 0x2, 0x0) syz_mount_image$ocfs2(&(0x7f0000000040)='ocfs2\x00', &(0x7f0000000080)='./file0\x00', 0x2, 0x6, &(0x7f0000002440)=[{&(0x7f0000000100)="cee287273f08ac63842eb3469cd65a023c67b629d838a14976e1480f468f173dba2526ec4154005b789a96542f4a408a50bdd580492ecc59184189164cf87b3496f93ac4ac794b99612384554f256bcb26333c6927b9824add5ef9ccf25cf4bff9649267d27b0933f2c01b7714061e329d612703dd3204561809be6b705139ae10720e9be79d9fb7b1bcee1aa9f72f4da5981657af2a1d5a8e6fec", 0x9b, 0x9}, {&(0x7f0000000280)="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0x1000, 0x6e6f}, {&(0x7f0000001280)="c377db2839d75dcf8cb3c4e87ea7f0b9ef1e76d2dc7d4f088897c4935da396dd07a473f15a758d8c0251938cfb26a84b7a4947db43ac69dbb52b3757e46a4652aaf0c5c13cccb0d45e0950b5e38359379934cdfc74af661ca08095bb739cbe82945977024fc70205b12e505645228eb2b0613a358b401def05e1b9ac8ba3ff40fa4f4e4db4cf1f925d63666503fbd9c9bdb9c03a76b1dd3ad28a66fc0bf3b4889eb70736c33fa14bdef61c9e5f73fb5c6e8134ce3da9cfc0c12c847cfdd15a25cc45711c1b71eefa73da4f500f4dd62e2b690fc81f0f6d3aaf2fd7fe3117", 0xde, 0x100000000}, {&(0x7f0000001380)="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", 0x1000, 0x400}, {&(0x7f0000002380)="1f6ec23c96c13392736a09292aba13aa173ad77a5719f3a1a7438553632968e15a1d3afec8576b8ad132e6bbde92a1ee57415062abb43103834620fc6e71b59cf6d1710cebbe486e4a0b5b8076d6f007588b61a8f004c0aeed5ab64aeb36dcf836c3bf803cda672593ddd590bc228b84437c7814bffd1a91f08f9031d8f9e5ab57583b0a13055b4e2ab4f544953f8b7244294b0acb886845", 0x98, 0x6}, {&(0x7f00000001c0)="66c95669922422e40418d940e7f08e25d8c1d7e5cd9d4c928c291deec7caf8b54b15407d702a2513de755d42207e3d8f348c7f885b530495dde162b22723a65fb3d476e1ec7db354ee07453c04e4a687f639f5", 0x53, 0x100000001}], 0x80, &(0x7f0000002500)='\x00') bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000026c0)={r2, 0x0, 0x1, 0x0, &(0x7f0000002680)=[0x0], 0x1}, 0x20) getpeername$ax25(r2, &(0x7f0000002580), &(0x7f00000025c0)=0x10) [ 122.444545] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.452261] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 122.459527] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 122.466782] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 122.474036] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 122.481291] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000010 2018/05/15 12:44:18 executing program 6 (fault-call:3 fault-nth:17): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:18 executing program 3: r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000000140)) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000180)={0x4, [0x4, 0x4, 0x4, 0x2]}, &(0x7f00000001c0)=0xc) fchdir(r0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSARP(r1, 0x8955, &(0x7f00000000c0)={{0x2, 0x0, @broadcast=0xffffffff}, {}, 0x0, {0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 'lo\x00'}) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000000)=[@in6={0xa, 0x4e23, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x335f}, @in={0x2, 0x4e20, @multicast2=0xe0000002}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e22, @broadcast=0xffffffff}, @in={0x2, 0x4e21, @loopback=0x7f000001}, @in6={0xa, 0x4e24, 0x4300000000000000, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x3}], 0x88) 2018/05/15 12:44:18 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x1, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000080)={0x5b06, 0x81, 0x1ff0000000, 'queue0\x00', 0x7}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) iopl(0x0) 2018/05/15 12:44:18 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0xa682) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000000)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x1, 0x0, 0x2, 0x1, {0xa, 0x4e22, 0x480000000, @empty, 0x4}}}, 0x3a) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:18 executing program 7: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f0000000100), &(0x7f0000000140)=0x4) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000440)=0x9, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000180)=0x1ff, 0x1) write$binfmt_elf64(r0, &(0x7f0000002300)=ANY=[], 0x0) bind$inet(r0, &(0x7f0000000700)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000740)) getsockopt$inet_tcp_int(r0, 0x6, 0x1f, &(0x7f0000000780), &(0x7f00000007c0)=0x4) recvmsg(r0, &(0x7f00000006c0)={&(0x7f0000000000)=@ipx, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000080)=""/29, 0x1d}, {&(0x7f00000001c0)=""/72, 0x48}, {&(0x7f00000000c0)=""/23, 0x17}, {&(0x7f0000000240)=""/219, 0xdb}, {&(0x7f0000000340)=""/243, 0xf3}, {&(0x7f0000000480)=""/58, 0x3a}, {&(0x7f00000004c0)=""/222, 0xde}], 0x7, &(0x7f0000000640)=""/85, 0x55, 0x7}, 0x2000) 2018/05/15 12:44:18 executing program 5: r0 = creat(&(0x7f0000000040)='./file0\x00', 0xd0) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f0000000080)={[0x811, 0xffff, 0x7, 0x6, 0x3, 0x0, 0x0, 0x2, 0x3, 0x98, 0x8, 0x0, 0xbb9, 0xffffffff80000000, 0x0, 0x46316c9], 0xf000, 0x1}) fcntl$setstatus(r0, 0x4, 0xfffffffffffffffc) r1 = add_key$user(&(0x7f0000000440)='user\x00', &(0x7f0000000480)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000004c0)="c0f2f7684654278667e8a33ea254450b534d10ab5882f7731c063841c295d07bd61a051366fbc6d591a589fd61ddb53e61ea7e4a29c6073068be6cd0591ef5f0cc42e9f11dd7b05e02f82a6a", 0x4c, 0xfffffffffffffff9) keyctl$assume_authority(0x10, r1) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000380)='/dev/loop-control\x00', 0x4000, 0x0) fallocate(r0, 0x0, 0x0, 0x7) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") fallocate(r0, 0x2, 0x9dc8, 0x0) getsockopt$ipx_IPX_TYPE(r0, 0x100, 0x1, &(0x7f00000001c0), &(0x7f0000000200)=0x4) writev(r0, &(0x7f0000000800)=[{&(0x7f0000000600)="66b527f8f09c709eb82e892cad04c3b41211dd2d13b9f1b461b8d34fca6be0f77dbc80490c2691ea95d305380479bc9b118e2c2f7035bc365712839f55be5115f21ed0594a7e79a07abf04f37dc013ebdfd63088484875f60767612bc13ecb579653d7c919e865222fb1f24563acc3376aabd6b38bdcba0c23effa980554adb8bd19fa28cac3c5242766691361604e5ef6ce6e9cefe4f61f6c717ef478954a3fb73051c0d1c99dbf2857a0822e37410dc5b06b6ece54f17722303beaa568257a0d6cc3948fb08abc454d715c0d9fb73c3186370558995fc4bcacb3578718ae0dc1e785ada86613bfbbce9fc21ffafcf8331c896d8c06efdd9a", 0xf9}, {&(0x7f0000000700)="ca786a39aec6c0863d0d90ce27e99c39e89532df13d14088acb20a4d7c0dacb46037d98bb5931c83172ca45f2ca575f2d64c9327ca2db4c5400199ce8c6473f6cf1ab834105e1e0256", 0x49}, {&(0x7f0000000780)="6bcaeb03f4d4803168d2cabac994a8e116602bb98bba5b3dc1fa350d0740d03f685616661e2de852b40c3a30b513d05b5c6b27837e58680a971ae4006e2a33bc7ef0e1edfb07d77f3e3ad0fbe5660a8f585337ff6be79e29be679fb30469566e31b61264d9c449a01bb1285a6ef31517d5f10d3803f80425ab", 0x79}], 0x3) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r0, 0x81785501, &(0x7f0000000280)=""/207) r3 = creat(&(0x7f0000000400)='./file0\x00', 0x100) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000000540)={0x109, {{0x2, 0x4e22, @rand_addr=0x1ff}}}, 0x88) ioctl$VT_RESIZEX(r0, 0x560a, &(0x7f0000000180)={0x1, 0x4, 0xfffffffffffffffe, 0x1, 0x3, 0x401}) socket$inet_icmp(0x2, 0x2, 0x1) bind$alg(r2, &(0x7f0000000840)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw-serpent-avx\x00'}, 0x58) fremovexattr(r3, &(0x7f00000003c0)=@known='system.sockprotoname\x00') getsockopt$bt_BT_DEFER_SETUP(r2, 0x112, 0x7, &(0x7f0000000000)=0x100, &(0x7f0000000140)=0x4) write$cgroup_int(r0, &(0x7f0000000000)=ANY=[], 0x10000001b) ioctl$VHOST_SET_LOG_BASE(r3, 0x4008af04, &(0x7f0000000900)=&(0x7f00000008c0)) 2018/05/15 12:44:18 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x806000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:18 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530ff", 0x0, 0x0) [ 123.251384] FAULT_INJECTION: forcing a failure. [ 123.251384] name failslab, interval 1, probability 0, space 0, times 0 [ 123.262754] CPU: 0 PID: 9645 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 123.269949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.279312] Call Trace: [ 123.281923] dump_stack+0x1b9/0x294 [ 123.285579] ? dump_stack_print_info.cold.2+0x52/0x52 [ 123.290789] ? __save_stack_trace+0x7e/0xd0 [ 123.295172] should_fail.cold.4+0xa/0x1a [ 123.299257] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 123.304380] ? save_stack+0x43/0xd0 [ 123.308026] ? kasan_kmalloc+0xc4/0xe0 [ 123.311927] ? kmem_cache_alloc_trace+0x152/0x780 [ 123.316781] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 123.321982] ? __list_lru_init+0x456/0x790 [ 123.326226] ? sget_userns+0x73a/0xf00 [ 123.330132] ? graph_lock+0x170/0x170 [ 123.333946] ? do_mount+0x564/0x3070 [ 123.337670] ? ksys_mount+0x12d/0x140 [ 123.341568] ? __x64_sys_mount+0xbe/0x150 [ 123.345734] ? do_syscall_64+0x1b1/0x800 [ 123.349810] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.355193] ? find_held_lock+0x36/0x1c0 [ 123.359272] ? __lock_is_held+0xb5/0x140 [ 123.363363] ? check_same_owner+0x320/0x320 [ 123.367709] ? rcu_note_context_switch+0x710/0x710 [ 123.372667] __should_failslab+0x124/0x180 [ 123.376929] should_failslab+0x9/0x14 [ 123.380756] kmem_cache_alloc_trace+0x2cb/0x780 [ 123.385447] ? __kmalloc_node+0x33/0x70 [ 123.389443] ? __kmalloc_node+0x33/0x70 [ 123.393440] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:18 executing program 3: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r0, 0xc0bc5310, &(0x7f0000000000)) iopl(0x3) kexec_load(0x6, 0xa, &(0x7f00000016c0)=[{&(0x7f00000000c0)="f3e28dd96d9debbda737377e7ab4af4b9db4d311e88b30751d95ffdb", 0x1c, 0x9, 0x6}, {&(0x7f0000000100)="0e9d115e0d3236638559534de8c59e753234037c7dff475920a2ed5a1fca6c2aa0b729f65bc5f19eac1b057ac9394a3e2c26b60ec8649cc55d267ab2b957f188431ff55b485132c945177f242e9d4755383dec0421abd4e2ac9e26745e2ec5949e24e54fb7993ed3335a59fa26585caa43a3a8ad2381e4cddc0ad27b4d0e04965430d60ff353a74ede874ddf01c473b00a", 0x91, 0xb22, 0x1}, {&(0x7f00000001c0)="e2ce246a404d8d345e55f6ef7871535eaf3aa00ba4865e0123d54dc00b68595f70d235723213b154a8949a75205979441de779adb1758797b719d0af4d33d2f9b87f8b2a9013c85375f52987a2", 0x4d, 0x400, 0x5}, {&(0x7f0000000240)="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", 0x1000, 0x3, 0x800}, {&(0x7f0000001240)="f0afcbb6c6beb13fd56274992194a1f9c7e0dec67e0f1c93e106f83787a7f4a1e7c0879bd840fb8abf1dc94b038895c0cb2056616a3ec153eda3ce34e045970414635d7b252ff88a1c2f54e809aa6b96d97c4f6f1376cdcf92c1543fd3e95a6a10a4f0e57ab32d26d4181aa20b718df62ac58c86472cd0ea262edce5b417094cd7cea8b8d5f24ce0c3a95ecd52d830bce28255246621d7b5cc0b09d7a9da2584a59ba84ecd8cf29171ea1c36980f3cd9acd75f23f6ad7f5a5537b0f068353557de09", 0xc2, 0xfffffffffffffff9, 0xfffffffffffff000}, {&(0x7f0000001340), 0x0, 0x7, 0x8}, {&(0x7f0000001380)="281a38ed69cf614c2f45f81bb77c0d9c03d931a534af23bdb6a0b642dc8f0b3fe12ae4c6c3df6a9079d899ee96b038402f640d97e713cd17820fb6fcdb392df2c24ddfb2e0eb4633cc81dfb99b39104558146ea7eb4e9dcc6684ab90ef9099fb111209685241204bffc2dfc32a68758abcfc7bdc6de875e0827eb8ac73f29125733ecd160b78c60350a19b17e76dfe170568bf30c4edda339da3aa9e248d55e3a2ecc0e3ab2f678a597cf70c47e923a8358515580ab13069ba813bfe9dd79110d001cfd0e718675ebf52e0ec641122302ab4012fc92dbf", 0xd7, 0x100000000}, {&(0x7f0000001480)="fafc6752beef6ebf1d8467c9422b660f778da1339bc6bd2bcba177516ac8ac2da984f7f77a0140c10c0f29b0cd9d38822910d5f720c32e749a6356f4cdaf5956c808f243e710d145004b686a8fd7", 0x4e, 0xff, 0x9}, {&(0x7f0000001500)="1f69dd6e8db70e30c36dd4225ecaec5430ec2bc25c1a22eb8871bda5abab8ed8be0729c199301e3845c280bcd71ce596e1006b72170dad37c429f1d53a41ca9cd5814aa37dda249f5e974096493d6aec495506bf94d26f0fd358a5cacfb0b8abc873f64e8d0fb3d1acae62ce76e4a528e4aa1f2fa67555a3764fbeebc3bab860358cf1dc16cbac5d1f148de5dfb03388b907e5f9daab3a66c195b7ced2c9aebcf6d2766ffd9e5b9adad2b0072f", 0xad, 0x2, 0x3}, {&(0x7f00000015c0)="f1262cdf44369a9007ab96a628df7d19c46470dc549bb077ac6420af371b855e65677a4d9f676298c1dc34baa44712a7aeb671a06f90ba672bd4411004476992a2b5c9a30a067fc55ba1a01a7f40c8697a0321d468cfc0bbf8da0119651660cd39999bec2016cbddc25f081446fa4a83f24cd5a0029ec7630be65a0a02f23e64cd5c037820731af875a220e29657ded08da154a3ca6e28d87ad415b0afb114c1376c751a504d4518a4193b18549e46b25a56062526a9884cf1bb0ecb0abd34fb016f7815e77a06d335c2e0bb31380ec797c3c14f80cb87e521d5bf", 0xdb, 0x9, 0xffffffff}], 0x0) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000001800)=0x40000) r1 = getpgrp(0x0) sched_getscheduler(r1) setsockopt$packet_int(r0, 0x107, 0x0, &(0x7f0000001840)=0xffffffffffffffff, 0x4) syz_genetlink_get_family_id$ipvs(&(0x7f0000001880)='IPVS\x00') setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00000018c0)={0x6, [0x80, 0x8, 0x9, 0x8, 0x8001, 0xff]}, 0x10) sendmsg(r0, &(0x7f0000003080)={&(0x7f0000001900)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x4, 0x1, 0x0, 0x0, {0xa, 0x4e23, 0x2df1, @local={0xfe, 0x80, [], 0xaa}, 0x80}}}, 0x80, &(0x7f0000001c80)=[{&(0x7f0000001980)="2de122da06732ca54dc8235b59e96d98ce77392ab9ffb3096459ba47571143134a65746661e031f875c97a03e84750b06d8340d5f7e4b2843e67c04585a44198781a3a9a499045fd756ec0323bcb13abd0d238610af8e5cf643bdb6d40c4ef35ec03609db4362d52d33ee6458bc1b59789c29624baa32063c6c87c92962b1396e04909786d7c219e0ff636008a0cd28fb5092296798fb05c65eee200", 0x9c}, {&(0x7f0000001a40)="d7dce63857f731f5610450a092444c5a179c4916f5a317051c30e2f6ea95a7e081b40b0ec3220755236ecb5c41522e0c84940c692e10be7c5a7c5d0d0011b6a71ee0573ebd45c85d8f2ab0f52d338d25d3b8efac5a2bafc2cb0cacffa87cba7b8af383420b47c653f97be54cf1254d3f7eb203907ae4b73b2ed0ec6070d111cb8adc2989df65fefa10b851cdeb5dfd20b44e1ac92bd00702fbb0383d33f4060a1cb97f2d3f38b0f9fe189b9f35fade209161ae43f8fdf951a48bf7bff2b37f116c164a973543476502e8c2a3a0a9c9433c10a807fcd63fd518c3aab10f73e7e0648005b19a11f9d054d015db8ab3ff0c4663e32661ad92a8", 0xf8}, {&(0x7f0000001b40)="3d56a990579031f9383e551452885bbb1a9aeae46f870dbe57ec0c8db911b1933d5f6829070eaa9868d1fc1678d74f0a88d52f7e68a6778d529832ea3de6d04736bc13f480f3f2ddfff61a4acbcc553aab8b704986c4177393258b08879e08ba6751cb388b3eab2ff5328fd355028ef74ae4877370", 0x75}, {&(0x7f0000001bc0)="e8831e9059853b44aa82d1b968f213791e32585724c8c49b9d76633c453feaf2a0db806135b5adedda0a9334e55171dac6183ecd57f5eccf7c3ff0923ea2a5f2ae4d1a8f7282f4c3c4ab5b85fb2bf2bcbe43d11eff7026f7f2531b1a4c9ceca93a8e84c2ef42fb6f67417debf7bb0d5686761d6d5eb671cd8d8d24b4f8bb3890d103468792f5ab549337d5200f5840a5be7e1ec0aa3dd7a60ae4fe89e55c6b3c02cb709f600c37", 0xa7}], 0x4, &(0x7f0000001cc0)=[{0xd8, 0x114, 0x9, "b889c1c3e66484d224a4f4ebbda5345afef5b6ba993b15d20567c6aa7c3d57d65c109f675e84e03e6cbd9e005382a8e6218c93d97b29ba298e8b7f415ea1fdabea1cbdfee9a2595bf9951793a3daf545ead5a6d9713371ed347a2f53f23db2f6474097afa9aa1007c424e87477a88587606815a12341f8ab7674f3ed5ecb49de99c5299345d89ecf37c6c10a242aca7273697d1ac0f87b7be76c4cba2c9875f1586155c67c70a9119d80d23baaa5c04ebdb5d63a9ff7e352c3ed2b1727c8d2c46ee9"}, {0x80, 0x119, 0x2, "5b7050a1ed7560b12206cbc018ba02d7f10fff437f378cf3c3ef326dcfff30e9a25402771bbafce2629ecad6b108f6c882869a00b4e7c60f201a64969fd16de56f6601be8ec996dcaa0f35e2978cd44f3dabe5f50fee870e6950f15db966d3f0e0207e3709a347fcd3c137e7fd152e32"}, {0x68, 0x100, 0x1ff, "1373fb074e1df8eab878d6cfaf7ce0b8c4239d263e3b43c641014e7e287bbb461db3e3d5ca7f904a28317e7d80f0e0cd1bb9a4db6754a77ca2aa33e1f65ded841bc0fbb805d15e6f6aa24dc79c003fef9b7052ffb6"}, {0xc8, 0x0, 0x1, "4360025addd561141b9381b2e7910b26f37bca0673e5b4c9d718a6e17d9ad63d6e478f092d160ac7a45225a39f6ed72dbe5369122b59f23674af1ef9e3612f2e61f65dffbb5ff4863f2a8fb5012b50b86f4bb868fbf1eca8e52521768ce1f3d4b6b9e4234df49f03110a5cf0f6e3367662974f8e5adec46be6836e1c453b636a3833e9db53c4652141f26d88059adca1a125126c11a778af5f3f3ee2467bed07b8bfc0cd5a816a34182c859c421674f62d395c3d1c5bc448"}, {0x60, 0x0, 0x8, "055db90e5acb729641bbf8bbe8ba3e4ec1aee45e5f122255ec5bc799dc02612f4d8bb9baf85e0f3bc9093584af0ab1867b109a025959037d498c28a1366af55b3985b303f5daab9909d2a81f2fb21a"}, {0x28, 0x84, 0x7d3, "62903c1b2eb89fb27beb8e39513881bb82a0dbcfe8e4bc83"}, {0x88, 0x1, 0xda3, "fdf51a2a1d5083bca8e7189b13a45aaba94963aab9e7f86a77978ce57b7e9cfac90dcb8aa3a697adf7a2daf7b12bd9d7267aa7103a75bd72c87ff41dd94a96f6ab8f7237a6cb3a35bc8771e37df75d6935f94ca4dd2bb675218471a415f95eccd40ef5129dfb49cdb2d65af9de29dd8bd18e71c9c322"}, {0x1010, 0x10a, 0xaaea, "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0x13a8, 0x4000010}, 0x1) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00000030c0)={0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000003100)=0x2c) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000003140)={r2, @in6={{0xa, 0x4e21, 0x3f, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xa}}, 0x9}}, [0xfffffffffffffff8, 0x0, 0x9, 0x9, 0x4, 0x1, 0x0, 0x2, 0x8, 0x6, 0x4, 0x5, 0x20, 0x40, 0x7]}, &(0x7f0000003240)=0x100) getpriority(0x0, r1) getpeername(r0, &(0x7f0000003280)=@hci, &(0x7f0000003300)=0x80) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f00000033c0)={0x6c, &(0x7f0000003340)=""/108}) r3 = getuid() ioprio_get$uid(0x3, r3) getpeername$packet(r0, &(0x7f0000003400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000003440)=0x14) ioctl$ASHMEM_SET_PROT_MASK(r0, 0x40087705, &(0x7f0000003480)={0x517, 0x8}) readlink(&(0x7f00000034c0)='./file0\x00', &(0x7f0000003500)=""/181, 0xb5) getsockopt$sock_int(r0, 0x1, 0x28, &(0x7f00000035c0), &(0x7f0000003600)=0x4) setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r0, 0x114, 0xa, &(0x7f0000003640)={0x2, "956f"}, 0x3) setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) sysfs$1(0x1, &(0x7f0000003680)='IPVS\x00') lgetxattr(&(0x7f00000036c0)='./file0\x00', &(0x7f0000003700)=@random={'user.', 'cpuset[\x00'}, &(0x7f0000003740)=""/186, 0xba) r4 = openat$md(0xffffffffffffff9c, &(0x7f0000003800)='/dev/md0\x00', 0x80000, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000003840)=@generic={0x6, 0x5, 0x9}) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000003880)={'vcan0\x00', {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}) fchmod(r4, 0x1fa) 2018/05/15 12:44:18 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x200000, 0x20) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x6, 0x6, &(0x7f0000000480)=[{&(0x7f0000000080), 0x0, 0x37}, {&(0x7f0000000640)="1a2b54eed06997431fd39bc78a5f9d7d6d429d500ba440e3243379df81a7cddf7e443581a08af1a97ead826a99c18169805a978751de23355cb3e7fcb2f734127a6a47026fd7e58017f4df415ebe2685fe6749752acf88f1b2b9311980cf8fb5e538be1ff2d40c123a1bfac1f4c90ee9b6e998c94a32c8ba7ac23a6146f13f2dbc83d224a5a8a9102fde5ff0f3d603648d51c529943159a15430e48330", 0x9d, 0x5}, {&(0x7f0000000700)="b1149d3ed03c4cb2cc65381d748f9a0314f7b205002488dc7a3904a2ff7e67a4c85d1609eab17d09beabf4b88dbf49f59324fad11bbf33e93768165210d7f9fa7174c6ed693a46751a6ef59d849b166679782de157ac2352d2bc8f90841606806240b547e2324d292e5b49328f88bf937a69ddd55bd8ae832683d0ac0eda7be1558d3d2a77e87cccd9a33d548136065ce38f627177562713952a5590202ca054937f84faada3e9", 0xa7, 0xfe}, {&(0x7f0000000240)="d580b036976bbd2585ad69485b5f6e93992988fb0f119e65c37e968e7b44151d1249d486f08f2a66bf5aee993f01c0027cbf9377e68efb7c5b08edab6436fdd63b073504c7ac66ad58cbbaded9f7380d822efb5fec2235fd12fbe45c8c9ff64e2669ac4aab46100c8c1a227b9f3ca177edb82032e3ba14f4e339e661882158e7713be241167815e53988ae8de2b39497c834cef5f6b681c9c3418ba015bdf77522b9d91379f2d290b4a6d1805a7749e4b6822ba188504bc13a27c3c9c8937c1b2c2cc055b3391036ecf9f6ed7176316e2cd0328a743e804af372122a9443a9fd90b17488db81080dcb5505aae4f352663ed3", 0xf2, 0x1}, {&(0x7f0000000580)="2379ce0ee868694cd3442af7477981dfcce1d82eea22a931e1a5e9487ab73f59ed100c07c5c8a20ce4a5cec9de334418454425636df9894a9fb2d3c62f6e3cacd1591c6f02bf5b578acd9eb7ad4342e2790e0022bedfa044d8abde1a84dea045eeb68ae064d85e8282acfd84519fdb661692ca741172d8b46d183db85ce6610acd80e3316555253a4137ea", 0x8b, 0x6}, {&(0x7f0000000400)="2a2a268e45a42a0c16e48c51465675d52c5fb2f26f045ac05d6627974be7664df4159fdc09a69f27375717e3b53e845d19dfeff4e9124cf9ae3430a2acd8273c732c66c946fa21e38942ca4064b61af597eeae7a31", 0x55, 0xffffffff80000000}], 0x805010, &(0x7f0000000080)={[{@time_offset={'time_offset', 0x3d, [0x78, 0x3f, 0x34, 0x38, 0x38, 0x30, 0x36, 0x30]}, 0x2c}, {@usefree='usefree', 0x2c}]}) bind$alg(r0, &(0x7f000016b000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7295df0df8217ad4000000000000100e6", 0x20) 2018/05/15 12:44:18 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 123.398483] __memcg_init_list_lru_node+0x17d/0x2c0 [ 123.403520] ? kvfree_rcu+0x20/0x20 [ 123.407163] ? __kmalloc_node+0x47/0x70 [ 123.411163] __list_lru_init+0x456/0x790 [ 123.415241] ? list_lru_destroy+0x4c0/0x4c0 [ 123.419576] ? mark_held_locks+0xc9/0x160 [ 123.423738] ? __raw_spin_lock_init+0x1c/0x100 [ 123.428333] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 123.433360] ? __lockdep_init_map+0x105/0x590 [ 123.437871] ? lockdep_init_map+0x9/0x10 [ 123.441944] sget_userns+0x73a/0xf00 [ 123.445661] ? kernfs_sop_show_path+0x1b0/0x1b0 2018/05/15 12:44:18 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) fcntl$getownex(r0, 0x10, &(0x7f0000000000)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0xfffffcf6) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x200000, 0x0) ioctl$TTUNGETFILTER(r1, 0x801054db, &(0x7f00000000c0)=""/134) 2018/05/15 12:44:18 executing program 7: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x8) ioctl$PIO_SCRNMAP(r0, 0x4b41, &(0x7f0000000080)="d6a4fb6774732de1078723d44b4a4c063d72e88e0b969ed830e10fa842221c68c0cdb08e9ae124e8416074e8e60522110572787d5ecf61855b1e9e6101f728768f1be18958b8692c9c9ffd597efb34c48d06bc339f9384ac006ed3d73dcf37609adaac7ce8a8dd73180f67dc828f75e199374b51768ac52ee202edd30405") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x101) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) ioctl$KVM_SET_CPUID(r0, 0x4004ae99, &(0x7f0000000140)=ANY=[]) [ 123.450346] ? kernfs_sop_show_options+0x190/0x190 [ 123.455286] ? destroy_unused_super.part.11+0x110/0x110 [ 123.460671] ? kasan_check_read+0x11/0x20 [ 123.464831] ? rcu_is_watching+0x85/0x140 [ 123.468993] ? init_wait_entry+0x1b0/0x1b0 [ 123.473241] ? rcu_pm_notify+0xc0/0xc0 [ 123.477145] ? rcu_read_lock_sched_held+0x108/0x120 [ 123.482181] ? kmem_cache_alloc_trace+0x616/0x780 [ 123.487044] ? lock_downgrade+0x8e0/0x8e0 [ 123.491209] ? refcount_add_not_zero+0x320/0x320 [ 123.495985] kernfs_mount_ns+0x13d/0x8e0 2018/05/15 12:44:18 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x2) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:18 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 123.500067] ? kernfs_super_ns+0x70/0x70 [ 123.504154] sysfs_mount+0xdf/0x200 [ 123.507788] ? sysfs_kill_sb+0x40/0x40 [ 123.511681] ? lock_downgrade+0x8e0/0x8e0 [ 123.515833] ? module_unload_free+0x5b0/0x5b0 [ 123.520336] mount_fs+0xae/0x328 [ 123.523705] ? mpi_free.cold.1+0x19/0x19 [ 123.527781] vfs_kern_mount.part.34+0xd4/0x4d0 [ 123.532371] ? may_umount+0xb0/0xb0 [ 123.536004] ? _raw_read_unlock+0x22/0x30 [ 123.540162] ? __get_fs_type+0x97/0xc0 [ 123.544059] do_mount+0x564/0x3070 [ 123.547620] ? lock_downgrade+0x8e0/0x8e0 [ 123.551779] ? copy_mount_string+0x40/0x40 [ 123.556032] ? check_same_owner+0x320/0x320 [ 123.560366] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 123.565389] ? __check_object_size+0x95/0x5d9 [ 123.569902] ? __might_sleep+0x95/0x190 [ 123.573895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 123.579450] ? _copy_from_user+0xdf/0x150 [ 123.583612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 123.589159] ? copy_mount_options+0x285/0x380 [ 123.593666] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 123.599216] ksys_mount+0x12d/0x140 2018/05/15 12:44:19 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f0000000000)={'veth1_to_team\x00', 0x9}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 123.602855] __x64_sys_mount+0xbe/0x150 [ 123.606836] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 123.611867] do_syscall_64+0x1b1/0x800 [ 123.615769] ? finish_task_switch+0x1ca/0x840 [ 123.620281] ? syscall_return_slowpath+0x5c0/0x5c0 [ 123.625220] ? syscall_return_slowpath+0x30f/0x5c0 [ 123.630166] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 123.635545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.640406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.645611] RIP: 0033:0x455a09 [ 123.648810] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.656534] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 123.663812] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 123.671091] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 123.678367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 123.685636] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000011 2018/05/15 12:44:19 executing program 6 (fault-call:3 fault-nth:18): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:19 executing program 7: r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x3, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0xfff, 0x8}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f00000000c0)={r1, 0x6, 0x30, 0x3ff, 0x8}, &(0x7f0000000100)=0x18) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x5, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) 2018/05/15 12:44:19 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x84401, 0x0) bind$inet6(r0, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000140)=0x6, 0x4) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00000000c0)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r2, &(0x7f0000000100)="8c", 0x1, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}, 0x1c) getpeername$inet6(r1, &(0x7f0000000040)={0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x1c) 2018/05/15 12:44:19 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:19 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x81000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:19 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer\x00', 0x301801, 0x0) ioctl$EVIOCGBITSW(r1, 0x80404525, &(0x7f00000002c0)=""/202) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000200)=[@in={0x2, 0x4e20, @rand_addr=0x1f}, @in6={0xa, 0x4e21, 0x8000, @mcast2={0xff, 0x2, [], 0x1}}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e22, 0x0, @loopback={0x0, 0x1}, 0x6}, @in={0x2, 0x4e23, @rand_addr=0x1}, @in6={0xa, 0x4e20, 0xffffffffffffffff, @loopback={0x0, 0x1}, 0x80}, @in6={0xa, 0x4e21, 0x4, @empty, 0x88}], 0xa0) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x0) ioctl(r0, 0x1d, &(0x7f0000000080)="21689615fc23f2467a77e502cf3c0a733848069c37b59107c71014cf667be120dc0f9dd23fd0a1aeca28f86b907cfdb58c13c9383191dd3cbc29c205742cf1df455d2da9807e1f849a86cfd0b0b37f67cb1dd219b2dd9ab68ddc8586d7c784854c412ec44195ccafaac3a27e0485fc3d8d9e611d8ee5499466d5c34f87115ed37224246e92772309def5762c9933c2c59b91cea1295b482d5a2440") 2018/05/15 12:44:19 executing program 3: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000180)={0xf29, 0x8, 0x1, 0xffffffffffffff9c}) r1 = dup3(r0, 0xffffffffffffffff, 0x10000080000) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r1, 0xc0145401, &(0x7f00000000c0)={0x3, 0x3, 0x6, 0x1, 0x1}) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0) sendfile(r2, r2, &(0x7f0000000080), 0x3) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b, 0x0, [0x101, 0x400000010000, 0xec1c, 0x9]}) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r2, 0xc0145401, &(0x7f0000000040)={0x0, 0x3, 0x2, 0x1, 0x7ff}) 2018/05/15 12:44:19 executing program 1: r0 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000011c0)={0xffffffffffffffff, 0x3, 0x1, 0x3, &(0x7f0000001180)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000001200)=0x5, 0x4) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x1503e8) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cuse\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000000c0)={0x0, 0x1000, "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"}, &(0x7f0000001100)=0x1008) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r2, 0x84, 0x23, &(0x7f0000001140)={r3, 0x1ff}, 0x8) ioctl$sock_SIOCDELDLCI(r1, 0x8981, &(0x7f0000000000)={'bcsh0\x00', 0xa1be}) [ 123.862252] FAULT_INJECTION: forcing a failure. [ 123.862252] name failslab, interval 1, probability 0, space 0, times 0 [ 123.873780] CPU: 1 PID: 9711 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 123.876492] TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 123.880976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.880982] Call Trace: [ 123.881007] dump_stack+0x1b9/0x294 [ 123.881030] ? dump_stack_print_info.cold.2+0x52/0x52 [ 123.881046] ? __save_stack_trace+0x7e/0xd0 [ 123.881065] should_fail.cold.4+0xa/0x1a [ 123.920286] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 123.925382] ? save_stack+0x43/0xd0 [ 123.929010] ? kasan_kmalloc+0xc4/0xe0 [ 123.932888] ? kmem_cache_alloc_trace+0x152/0x780 [ 123.937714] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 123.942889] ? __list_lru_init+0x456/0x790 [ 123.947107] ? sget_userns+0x73a/0xf00 [ 123.950983] ? graph_lock+0x170/0x170 [ 123.954772] ? do_mount+0x564/0x3070 [ 123.958469] ? ksys_mount+0x12d/0x140 [ 123.962253] ? __x64_sys_mount+0xbe/0x150 [ 123.966386] ? do_syscall_64+0x1b1/0x800 [ 123.970432] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.975783] ? find_held_lock+0x36/0x1c0 [ 123.979834] ? __lock_is_held+0xb5/0x140 [ 123.983892] ? check_same_owner+0x320/0x320 [ 123.988204] ? rcu_note_context_switch+0x710/0x710 [ 123.993125] __should_failslab+0x124/0x180 [ 123.997350] should_failslab+0x9/0x14 [ 124.001136] kmem_cache_alloc_trace+0x2cb/0x780 [ 124.005790] ? __kmalloc_node+0x33/0x70 [ 124.009750] ? __kmalloc_node+0x33/0x70 [ 124.013710] ? rcu_read_lock_sched_held+0x108/0x120 [ 124.018713] __memcg_init_list_lru_node+0x17d/0x2c0 [ 124.023715] ? kvfree_rcu+0x20/0x20 [ 124.027325] ? __kmalloc_node+0x47/0x70 [ 124.031287] __list_lru_init+0x456/0x790 [ 124.035337] ? list_lru_destroy+0x4c0/0x4c0 [ 124.039644] ? mark_held_locks+0xc9/0x160 [ 124.043778] ? __raw_spin_lock_init+0x1c/0x100 [ 124.048343] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 124.053343] ? __lockdep_init_map+0x105/0x590 [ 124.057826] ? lockdep_init_map+0x9/0x10 [ 124.061873] sget_userns+0x73a/0xf00 [ 124.065571] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 124.070226] ? kernfs_sop_show_options+0x190/0x190 [ 124.075180] ? destroy_unused_super.part.11+0x110/0x110 [ 124.080537] ? kasan_check_read+0x11/0x20 [ 124.084675] ? rcu_is_watching+0x85/0x140 [ 124.088805] ? init_wait_entry+0x1b0/0x1b0 [ 124.093029] ? rcu_pm_notify+0xc0/0xc0 [ 124.096908] ? rcu_read_lock_sched_held+0x108/0x120 [ 124.101910] ? kmem_cache_alloc_trace+0x616/0x780 [ 124.106737] ? lock_downgrade+0x8e0/0x8e0 [ 124.110876] ? refcount_add_not_zero+0x320/0x320 [ 124.115622] kernfs_mount_ns+0x13d/0x8e0 [ 124.119673] ? kernfs_super_ns+0x70/0x70 [ 124.123724] sysfs_mount+0xdf/0x200 [ 124.127335] ? sysfs_kill_sb+0x40/0x40 [ 124.131208] ? lock_downgrade+0x8e0/0x8e0 [ 124.135340] ? module_unload_free+0x5b0/0x5b0 [ 124.139826] mount_fs+0xae/0x328 [ 124.143179] ? mpi_free.cold.1+0x19/0x19 [ 124.147228] vfs_kern_mount.part.34+0xd4/0x4d0 [ 124.151805] ? may_umount+0xb0/0xb0 [ 124.155416] ? _raw_read_unlock+0x22/0x30 [ 124.159550] ? __get_fs_type+0x97/0xc0 [ 124.163425] do_mount+0x564/0x3070 [ 124.166952] ? lock_downgrade+0x8e0/0x8e0 [ 124.171088] ? copy_mount_string+0x40/0x40 [ 124.175307] ? check_same_owner+0x320/0x320 [ 124.179618] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 124.184619] ? __check_object_size+0x95/0x5d9 [ 124.189104] ? __might_sleep+0x95/0x190 [ 124.193067] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 124.198589] ? _copy_from_user+0xdf/0x150 [ 124.202726] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 124.208249] ? copy_mount_options+0x285/0x380 [ 124.212729] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 124.218262] ksys_mount+0x12d/0x140 [ 124.221879] __x64_sys_mount+0xbe/0x150 [ 124.225837] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 124.230839] do_syscall_64+0x1b1/0x800 [ 124.234711] ? finish_task_switch+0x1ca/0x840 [ 124.239194] ? syscall_return_slowpath+0x5c0/0x5c0 [ 124.244110] ? syscall_return_slowpath+0x30f/0x5c0 [ 124.249031] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 124.254385] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.259215] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.264386] RIP: 0033:0x455a09 [ 124.267558] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.275252] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 124.282503] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 124.289755] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 124.297013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 124.304271] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000012 2018/05/15 12:44:19 executing program 3: symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000180)='net/mcfilter6\x00') recvmsg(r0, &(0x7f0000000380)={&(0x7f0000000280)=@ipx, 0x80, &(0x7f0000000300)=[{&(0x7f0000000440)=""/143, 0x8f}, {&(0x7f0000000500)=""/68, 0x44}, {&(0x7f0000000580)=""/112, 0x70}, {&(0x7f0000000600)=""/186, 0xba}], 0x4, 0x0, 0x0, 0x6}, 0x10000) ioctl$TCSBRKP(r0, 0x5425, 0x401) lstat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lchown(&(0x7f0000000000)='./file0\x00', 0x0, r1) r2 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x1, 0x400000) getsockopt$IP6T_SO_GET_INFO(r2, 0x29, 0x40, &(0x7f00000000c0)={'nat\x00'}, &(0x7f0000000140)=0x54) 2018/05/15 12:44:19 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:19 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = dup2(r0, r0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e20, 0x7fffffff, @dev={0xfe, 0x80, [], 0xb}}}, 0xfffffffffffffffa, 0x20}, &(0x7f0000000000)=0x90) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000080)={0x40, 0x200, 0x0, 0x8001, 0x7, 0x100000001, 0x10001, 0x1, r2}, &(0x7f00000000c0)=0x20) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f0000000100)=@assoc_value={0x0, 0x40}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000180)={r3, @in={{0x2, 0x4e23, @rand_addr=0x3}}, 0x6, 0x6, 0x3f, 0x101}, 0x98) 2018/05/15 12:44:19 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:19 executing program 7: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x40000, 0x0) ioctl$EVIOCGBITKEY(r0, 0x80404521, &(0x7f0000000040)=""/67) ioctl$IOC_PR_CLEAR(r0, 0x401070cd, &(0x7f00000000c0)={0x40}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000140)=0x3, 0x4) open(&(0x7f0000000180)='./file0\x00', 0x500, 0x10) ioctl$KDDISABIO(r0, 0x4b37) setsockopt$sock_void(r1, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/qat_adf_ctl\x00', 0x10000, 0x0) clock_gettime(0x0, &(0x7f0000000280)={0x0, 0x0}) ppoll(&(0x7f0000000240)=[{r2, 0x40}], 0x1, &(0x7f00000002c0)={r4, r5+10000000}, &(0x7f0000000300)={0x9}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000340)=[@in={0x2, 0x4e21, @multicast2=0xe0000002}, @in={0x2, 0x4e24}, @in6={0xa, 0x4e24, 0x2, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, @in6={0xa, 0x4e20, 0xae, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x81}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e20, 0xfff, @empty, 0x9}, @in6={0xa, 0x4e22, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0x2}], 0xa0) symlinkat(&(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000440)='./file0\x00') connect$rds(r2, &(0x7f0000000480)={0x2, 0x4e24, @multicast2=0xe0000002}, 0x10) getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f00000004c0), &(0x7f0000000540)=0x68) ioctl$DMA_BUF_IOCTL_SYNC(r0, 0x40086200, &(0x7f0000000580)=0x4) r6 = semget(0x3, 0x1, 0x82) semop(r6, &(0x7f00000005c0)=[{0x0, 0xffffffff, 0x1000}, {0x4, 0x0, 0x1000}, {0x1, 0x1, 0x800}, {0x0, 0x3f, 0xb4b591d3faab243f}, {0x1, 0xde000, 0x800}, {0x0, 0x1fe000000, 0x1000}, {0x1, 0x7fff, 0x800}, {0x0, 0x401, 0x1000}, {0x1, 0x4, 0x1000}], 0x9) mq_timedreceive(r3, &(0x7f0000000600)=""/214, 0xd6, 0x100000000, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f0000000700)={0x0, @in6={{0xa, 0x4e24, 0xffffffff, @mcast1={0xff, 0x1, [], 0x1}, 0x8}}}, &(0x7f00000007c0)=0x84) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000800)={0xc99, 0x4, 0x1000, 0x897, r7}, 0x10) r8 = add_key(&(0x7f0000000840)='syzkaller\x00', &(0x7f0000000880)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000008c0)="47529f856b009a507423e734518fe545e2e05b70baecce007f08bb5baa291cad7d84848d490e6b7f6decd315a80526bf856d55fe1a470b67d0661f29a422bb181f161c598a2a3b51fa8cc83c4f09c783f0e4af9131528d6a54ad83b94a797ac675b0e453e0599721695ed25741d6dd23a112f1bd5169ddb9fe364fa48f204a342bc640d1694cbb46d7218295feff9c3444475d60af2cc3927fb53f8fdd97c88bace3783e8155d03d3de3ad5cb818429a8381759aab207b98458e095eaaef111699af7e6b5e93d2ae06cac3711f0fe2d72b5e5ec481fc0a2d588b17ac8e5e9d8e40279924e9fabdb801c7d751ee4b714f9a4d", 0xf2, 0xfffffffffffffffd) keyctl$setperm(0x5, r8, 0x2201000) openat$ion(0xffffffffffffff9c, &(0x7f00000009c0)='/dev/ion\x00', 0x10a41, 0x0) pipe(&(0x7f0000000a00)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r10, 0x84, 0x64, &(0x7f0000000a40)=[@in={0x2, 0x4e23, @multicast1=0xe0000001}, @in={0x2, 0x4e21, @multicast2=0xe0000002}, @in6={0xa, 0x4e20, 0x3e32, @mcast1={0xff, 0x1, [], 0x1}, 0xfffffffffffffff8}], 0x3c) r11 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000a80)='/dev/snapshot\x00', 0x10000, 0x0) recvfrom$llc(r9, &(0x7f0000000ac0)=""/130, 0x82, 0x40000040, &(0x7f0000000b80)={0x1a, 0x103, 0x2, 0x6, 0x2, 0x0, @random="edc59dbbb5ff"}, 0x10) ioctl$TUNSETSTEERINGEBPF(r11, 0x800454e0, &(0x7f0000000bc0)=r9) 2018/05/15 12:44:19 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) restart_syscall() write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:19 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000080)=r1) 2018/05/15 12:44:19 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:20 executing program 6 (fault-call:3 fault-nth:19): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:20 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530ff", 0x0, 0x0) 2018/05/15 12:44:20 executing program 7: r0 = socket(0x2, 0xfffffffffffffffd, 0x0) ioctl(r0, 0x1008912, &(0x7f0000000240)="c626262c8523bf012cf66f") socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000040)) syz_mount_image$vfat(&(0x7f0000000080)='vfat\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x2, &(0x7f0000000000)=[{&(0x7f0000000380)="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", 0x117, 0x3}, {&(0x7f0000000280)="3e855c0b3f5b43f7749ebb088eeed2c3eb79f778db1eac4a0a10b31a7128f53bff4a23b9de917f735a3964f53675e66790f92a18b102c254c680145667cd58eef70c2933d2a49b771b26f7096ed67711b7b9f73753ff44ba935404c3c92b2003a301a7278e86f095dccfc12bfa9fb4dc66044872999078dcc6bfc7773104cb36c4d92d98367a6fe5c2a49036961a854dd1917b9d99990da59a0374150efb74030efd9b61d32f77b92a6d62b77063149f9ce7596cd404b1ae49553a02ce72013c6d45dfe4b03be976afdc145b4eb84c3a69f5df86d3d472cb8eed6bfa7b82e0611c397cc73f1f04d2e6db50b2", 0xec}], 0x0, &(0x7f0000000500)={[{@codepage={'codepage', 0x3d, '936'}, 0x2c}, {@dos1xfloppy='dos1xfloppy', 0x2c}]}) 2018/05/15 12:44:20 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="662eea1f9b50e878129af4566260acb9f595dc1042a000b11b16b79870a0ae2f10b9b6e7cbc471c03d3e1b274fedb043302a04769da2dde200957fe2d15c1d646deccd63ba0d0a62ec1f6efad61060f8977dd42438079315df1b37b0f1185cf6e7a0750f1248875a09308fb8902af15fb9b9cdee0a41d12a4633"], 0x7a) 2018/05/15 12:44:20 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000140)='net/ip6_tables_targets\x00') read(r0, &(0x7f0000000040)=""/230, 0x20000126) read(r0, &(0x7f0000000180)=""/56, 0x38) 2018/05/15 12:44:20 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xe8030000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:20 executing program 5: r0 = syz_open_dev$mice(&(0x7f00000001c0)='/dev/input/mice\x00', 0x0, 0x0) ioctl$SG_GET_RESERVED_SIZE(r0, 0x2272, &(0x7f0000000040)) ioprio_set$uid(0x0, 0x0, 0x8) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000000)=0x7, 0x4) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000000080)=0x4, 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r1, 0x0, 0x18}, 0xc) 2018/05/15 12:44:20 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000000)=@get={0x1, &(0x7f0000000080)=""/115, 0x3}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 125.596674] FAT-fs (loop7): bogus number of reserved sectors [ 125.602791] FAT-fs (loop7): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 125.611256] FAT-fs (loop7): Can't find a valid FAT filesystem [ 125.619704] FAULT_INJECTION: forcing a failure. [ 125.619704] name failslab, interval 1, probability 0, space 0, times 0 [ 125.630983] CPU: 0 PID: 9797 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 125.638177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.647528] Call Trace: [ 125.650128] dump_stack+0x1b9/0x294 [ 125.653769] ? dump_stack_print_info.cold.2+0x52/0x52 [ 125.658982] ? __save_stack_trace+0x7e/0xd0 [ 125.663319] should_fail.cold.4+0xa/0x1a [ 125.667397] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 125.672512] ? save_stack+0x43/0xd0 [ 125.676148] ? kasan_kmalloc+0xc4/0xe0 [ 125.680050] ? kmem_cache_alloc_trace+0x152/0x780 [ 125.684901] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 125.690106] ? __list_lru_init+0x456/0x790 [ 125.694348] ? sget_userns+0x73a/0xf00 [ 125.698246] ? graph_lock+0x170/0x170 [ 125.702054] ? do_mount+0x564/0x3070 [ 125.705775] ? ksys_mount+0x12d/0x140 [ 125.709583] ? __x64_sys_mount+0xbe/0x150 [ 125.713741] ? do_syscall_64+0x1b1/0x800 [ 125.717809] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.723181] ? find_held_lock+0x36/0x1c0 [ 125.727257] ? __lock_is_held+0xb5/0x140 [ 125.731343] ? check_same_owner+0x320/0x320 [ 125.735677] ? rcu_note_context_switch+0x710/0x710 [ 125.740614] __should_failslab+0x124/0x180 [ 125.744853] should_failslab+0x9/0x14 [ 125.748661] kmem_cache_alloc_trace+0x2cb/0x780 [ 125.753340] ? __kmalloc_node+0x33/0x70 [ 125.757323] ? __kmalloc_node+0x33/0x70 [ 125.761305] ? rcu_read_lock_sched_held+0x108/0x120 [ 125.766335] __memcg_init_list_lru_node+0x17d/0x2c0 [ 125.771362] ? kvfree_rcu+0x20/0x20 [ 125.775006] ? __kmalloc_node+0x47/0x70 [ 125.778996] __list_lru_init+0x456/0x790 [ 125.783071] ? list_lru_destroy+0x4c0/0x4c0 [ 125.787400] ? mark_held_locks+0xc9/0x160 [ 125.791568] ? __raw_spin_lock_init+0x1c/0x100 [ 125.796167] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 125.801199] ? __lockdep_init_map+0x105/0x590 [ 125.805706] ? lockdep_init_map+0x9/0x10 [ 125.809780] sget_userns+0x73a/0xf00 [ 125.813496] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 125.818186] ? kernfs_sop_show_options+0x190/0x190 [ 125.823125] ? destroy_unused_super.part.11+0x110/0x110 [ 125.828504] ? kasan_check_read+0x11/0x20 [ 125.832659] ? rcu_is_watching+0x85/0x140 [ 125.836811] ? init_wait_entry+0x1b0/0x1b0 [ 125.841050] ? rcu_pm_notify+0xc0/0xc0 [ 125.844953] ? rcu_read_lock_sched_held+0x108/0x120 [ 125.849973] ? kmem_cache_alloc_trace+0x616/0x780 [ 125.854818] ? lock_downgrade+0x8e0/0x8e0 [ 125.858975] ? refcount_add_not_zero+0x320/0x320 [ 125.863740] kernfs_mount_ns+0x13d/0x8e0 [ 125.867802] ? kernfs_super_ns+0x70/0x70 [ 125.871862] sysfs_mount+0xdf/0x200 [ 125.875498] ? sysfs_kill_sb+0x40/0x40 [ 125.879391] ? lock_downgrade+0x8e0/0x8e0 [ 125.883543] ? module_unload_free+0x5b0/0x5b0 [ 125.888051] mount_fs+0xae/0x328 [ 125.891424] ? mpi_free.cold.1+0x19/0x19 [ 125.895507] vfs_kern_mount.part.34+0xd4/0x4d0 [ 125.900102] ? may_umount+0xb0/0xb0 [ 125.903732] ? _raw_read_unlock+0x22/0x30 [ 125.907885] ? __get_fs_type+0x97/0xc0 [ 125.911790] do_mount+0x564/0x3070 [ 125.915341] ? lock_downgrade+0x8e0/0x8e0 [ 125.919500] ? copy_mount_string+0x40/0x40 [ 125.923779] ? check_same_owner+0x320/0x320 [ 125.928125] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 125.933150] ? __check_object_size+0x95/0x5d9 [ 125.937661] ? __might_sleep+0x95/0x190 [ 125.941649] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 2018/05/15 12:44:21 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x416, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x24, &(0x7f0000000080)={@rand_addr, @rand_addr, 0x0}, &(0x7f00000000c0)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0, 0x0}, &(0x7f0000000140)=0xc) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000180)={{{@in=@multicast2=0xe0000002, @in=@loopback=0x7f000001, 0x4e23, 0x0, 0x4e22, 0x2, 0xa, 0x20, 0x0, 0x7e, r2, r3}, {0x7, 0x8, 0x6, 0xfffffffffffffff8, 0x6, 0x80, 0x3, 0x1}, {0x9, 0x10000, 0x8, 0x7ff}, 0x7, 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x1}, {{@in=@multicast1=0xe0000001, 0x4d3, 0x3c}, 0xa, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x0, 0x3, 0x2, 0x6, 0x0, 0x0, 0x40}}, 0x252) 2018/05/15 12:44:21 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\a', 0x0, 0x0) 2018/05/15 12:44:21 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000001000)={0x1, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xffffffffffffffff}}}}, 0x108) getsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000000000)=""/4096, &(0x7f0000001140)=0x1000) 2018/05/15 12:44:21 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:21 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:21 executing program 3: eventfd2(0xffffffff, 0x80000) r0 = eventfd2(0x4, 0x80800) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000000)={0x0, 0x4000}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000080)={r1, 0xffffffffffff7fff}, &(0x7f00000000c0)=0x8) shmget(0x1, 0x4000, 0x10, &(0x7f0000ff9000/0x4000)=nil) 2018/05/15 12:44:21 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:21 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = accept$alg(r0, 0x0, 0x0) write$binfmt_elf32(r2, &(0x7f0000000300)=ANY=[@ANYBLOB="7f454c4600000000000000000000000000000000000000000000000038f7ffffff000000000000fffffff700ffff00000000000057c700000000000000008b1490868b30b6dd0000000000000000"], 0x58) [ 125.947191] ? _copy_from_user+0xdf/0x150 [ 125.951349] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 125.956894] ? copy_mount_options+0x285/0x380 [ 125.961404] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 125.966956] ksys_mount+0x12d/0x140 [ 125.970596] __x64_sys_mount+0xbe/0x150 [ 125.974583] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 125.979615] do_syscall_64+0x1b1/0x800 [ 125.983518] ? finish_task_switch+0x1ca/0x840 [ 125.988026] ? syscall_return_slowpath+0x5c0/0x5c0 [ 125.992989] ? syscall_return_slowpath+0x30f/0x5c0 [ 125.997937] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 126.003317] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.008177] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.013365] RIP: 0033:0x455a09 [ 126.016542] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.024247] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 126.031502] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 126.038764] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 126.046038] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 126.053291] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000013 2018/05/15 12:44:21 executing program 6 (fault-call:3 fault-nth:20): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:21 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000080)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x1, 0x4, 0x3, 0x0, {0xa, 0x4e20, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x401}}}, 0x3a) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:21 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/null\x00', 0x400200, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f00000003c0)={@sco={0x1f, {0x7, 0x3, 0x4, 0x100000001, 0x5, 0xffff}}, {&(0x7f0000000300)=""/75, 0x4b}, &(0x7f0000000380), 0x8}, 0xa0) r1 = socket(0xa, 0x1, 0x0) dup3(r1, r1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000180)=@nat={'nat\x00', 0x19, 0x0, 0x90, [0x200002c0, 0x0, 0x0, 0x200002f0, 0x20000320], 0x0, &(0x7f0000000040), &(0x7f0000000200)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000000000000000000000000000004000c5526c4246c2660e7f35d850a20000000000fe5af7602900000000000000000000000000000000000000000000000000000000030000000600000000000000000000ffffffff0000000000000000000000000000"]}, 0x113) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) modify_ldt$write(0x1, &(0x7f0000000480)={0x800000000000003, 0x20001000, 0x5000, 0x3, 0x1f, 0x1, 0x5, 0x1, 0x400000000000040, 0x7ff}, 0xa) ioctl$BLKALIGNOFF(r2, 0x127a, &(0x7f0000000080)) syz_open_dev$urandom(&(0x7f00000000c0)='/dev/urandom\x00', 0x0, 0x0) 2018/05/15 12:44:21 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:21 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x4, 0x105000) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x4) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:21 executing program 5: r0 = memfd_create(&(0x7f0000001fc1)="00ac3d9dd2dbe6bfb408ed634a8e84d44e129b1f09bd112b865416a3b3ae309f393fef6fa46b01323ea19c86781c9f841935de975f097ef3591222705ec10f", 0x0) write(r0, &(0x7f0000002000)='/', 0x1) sendfile(r0, r0, &(0x7f0000001000), 0xfec) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r0, 0x28, 0x6, &(0x7f0000000040)={r1, r2/1000+30000}, 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x9}}}, [0x9, 0x9, 0x40, 0xf22e, 0x9, 0xbd64, 0x155, 0x1, 0x1, 0x6, 0xff, 0x101000000000, 0x5, 0x6, 0xfffffffffffffffd]}, &(0x7f0000000180)=0x100) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f00000001c0)={r3, 0x4}, &(0x7f0000000200)=0x8) 2018/05/15 12:44:21 executing program 7: r0 = perf_event_open(&(0x7f0000000100)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = fcntl$dupfd(r0, 0x406, r0) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xffffffffffffffdd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, r0, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000040)=0x0) fcntl$getownex(r1, 0x10, &(0x7f00000000c0)) setpgid(r2, r2) clone(0x0, &(0x7f00000000c0), &(0x7f00000002c0), &(0x7f0000000080), &(0x7f0000000100)) [ 126.141831] FAULT_INJECTION: forcing a failure. [ 126.141831] name failslab, interval 1, probability 0, space 0, times 0 [ 126.153131] CPU: 1 PID: 9839 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 126.160326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.169692] Call Trace: [ 126.172296] dump_stack+0x1b9/0x294 [ 126.175941] ? dump_stack_print_info.cold.2+0x52/0x52 [ 126.181137] ? mutex_trylock+0x2a0/0x2a0 [ 126.185204] should_fail.cold.4+0xa/0x1a [ 126.189285] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 126.194382] ? print_usage_bug+0xc0/0xc0 [ 126.198438] ? graph_lock+0x170/0x170 [ 126.202227] ? lock_downgrade+0x8e0/0x8e0 [ 126.206363] ? find_held_lock+0x36/0x1c0 [ 126.210416] ? __lock_is_held+0xb5/0x140 [ 126.214471] ? check_same_owner+0x320/0x320 [ 126.218781] ? __might_sleep+0x95/0x190 [ 126.222745] ? rcu_note_context_switch+0x710/0x710 [ 126.227664] __should_failslab+0x124/0x180 [ 126.231887] should_failslab+0x9/0x14 [ 126.235674] __kmalloc+0x2c8/0x760 [ 126.239204] ? __kmalloc_node+0x47/0x70 [ 126.243164] ? __list_lru_init+0xdd/0x790 [ 126.247301] __list_lru_init+0xdd/0x790 [ 126.251265] ? list_lru_destroy+0x4c0/0x4c0 [ 126.255573] ? mark_held_locks+0xc9/0x160 [ 126.259712] ? __raw_spin_lock_init+0x1c/0x100 [ 126.264284] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 126.269289] ? lockdep_init_map+0x9/0x10 [ 126.273338] sget_userns+0x767/0xf00 [ 126.277042] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 126.281698] ? kernfs_sop_show_options+0x190/0x190 [ 126.286615] ? destroy_unused_super.part.11+0x110/0x110 [ 126.291973] ? kasan_check_read+0x11/0x20 [ 126.296108] ? rcu_is_watching+0x85/0x140 [ 126.300240] ? init_wait_entry+0x1b0/0x1b0 [ 126.304470] ? rcu_pm_notify+0xc0/0xc0 [ 126.308353] ? rcu_read_lock_sched_held+0x108/0x120 [ 126.313360] ? kmem_cache_alloc_trace+0x616/0x780 [ 126.318189] ? lock_downgrade+0x8e0/0x8e0 [ 126.322325] ? refcount_add_not_zero+0x320/0x320 [ 126.327075] kernfs_mount_ns+0x13d/0x8e0 [ 126.331127] ? kernfs_super_ns+0x70/0x70 [ 126.335194] sysfs_mount+0xdf/0x200 [ 126.338815] ? sysfs_kill_sb+0x40/0x40 [ 126.342700] ? lock_downgrade+0x8e0/0x8e0 [ 126.346834] ? module_unload_free+0x5b0/0x5b0 [ 126.351321] mount_fs+0xae/0x328 [ 126.354676] ? mpi_free.cold.1+0x19/0x19 [ 126.358726] vfs_kern_mount.part.34+0xd4/0x4d0 [ 126.363295] ? may_umount+0xb0/0xb0 [ 126.366906] ? _raw_read_unlock+0x22/0x30 [ 126.371043] ? __get_fs_type+0x97/0xc0 [ 126.374919] do_mount+0x564/0x3070 [ 126.378448] ? lock_downgrade+0x8e0/0x8e0 [ 126.382583] ? copy_mount_string+0x40/0x40 [ 126.386824] ? check_same_owner+0x320/0x320 [ 126.391135] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 126.396140] ? __check_object_size+0x95/0x5d9 [ 126.400627] ? __might_sleep+0x95/0x190 [ 126.404592] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 126.410117] ? _copy_from_user+0xdf/0x150 [ 126.414251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 126.419777] ? copy_mount_options+0x285/0x380 [ 126.424258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 126.429784] ksys_mount+0x12d/0x140 [ 126.433402] __x64_sys_mount+0xbe/0x150 [ 126.437361] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 126.442456] do_syscall_64+0x1b1/0x800 [ 126.446327] ? finish_task_switch+0x1ca/0x840 [ 126.450809] ? syscall_return_slowpath+0x5c0/0x5c0 [ 126.455734] ? syscall_return_slowpath+0x30f/0x5c0 [ 126.460655] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 126.466014] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.470849] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.476026] RIP: 0033:0x455a09 [ 126.479200] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/15 12:44:21 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x1100, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 126.486896] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 126.494153] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 126.501409] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 126.508666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 126.515918] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000014 2018/05/15 12:44:22 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa500, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 126.552574] kernel msg: ebtables bug: please report to author: Wrong len argument [ 126.591762] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/05/15 12:44:22 executing program 6 (fault-call:3 fault-nth:21): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:22 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530fe", 0x0, 0x0) 2018/05/15 12:44:22 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000001340)=ANY=[@ANYPTR=&(0x7f0000000140)=ANY=[@ANYBLOB="243b3b76167f2870ae492b9e8e81c875bb29ef1bd2dcb25e61cae6b51b2003ff92a8e1e96446b90e603405bf2f54f1e39df2426414a190542c4d41ff2e1fe67bda4f439536688d1ac65e7228c202b5cc1e20d3fd4c34a1128c4c7f7e3c1c2f56e40ac34d8f747d7558c92debc1a454c0dc7b9eeb03263d", @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYRES16, @ANYBLOB="d33d32d34e9109eeea161fab0fb631e1ab4efc3707d9f7db17b25dfb8bcc4817ba3972befec2eedd575c19103b260be7a6c3948403973c52f28469651683a796cbf9a83ec68809b037a4a52e58d4e19fd0c6979380f6b07bb7c1b9af4a86fc159125c6fb68e0886fec603ef44744098e1ab38bbee0fc1534cacf37a7d1de4fa2f964d57624ff3549fb8ab617f282d11903f7eb7cdbb7fd6a25bffdcf61e6fb82bc608ae7ec9ab8", @ANYPTR, @ANYRES16, @ANYRES64=r0], @ANYRES64], @ANYRES32=r0, @ANYRES16=r0, @ANYRES64=r0, @ANYPTR=&(0x7f0000000240)=ANY=[@ANYRES32, @ANYRES64=r0, @ANYBLOB="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", @ANYPTR=&(0x7f0000000200)=ANY=[@ANYRES16=r0]], @ANYRES32, @ANYBLOB="91769710d491acdf33255f9d0053f745e1bd3e9e4280055ec9e1388d342fc7a8c640f6a774b34d7da1ae304365d7d06e289d2ce587f1ef3270fba18969e81a7117335e2d1b8007e432c097246f894fdf0f6acf862489aeb9adbaac5da17ca1d9abd9c3ad8afa86a5f62d68cf0acf5cd63a0bd299652a3715fb6e5594db7620662abe2acf6a91338307e5bb78742972a9293e301cdd318818ac3c224285f9a95c38bbbbd88829592003c5ee6e23b7fbda4c03ddddd0f8baee284bbcaf5eadc56e235b9a279e5363", @ANYRES16=r0, @ANYBLOB="0e395f142f2e072429655e79c19ff589e4e1960bde0c64d5323b4c60929f84d587ff8cf74c7479a2"], 0xffffffc0) 2018/05/15 12:44:22 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x500, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:22 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xfffffffffffffdbb) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x28400, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@dev, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in=@rand_addr}}, &(0x7f00000005c0)=0xe8) connect(r0, &(0x7f0000000600)=@hci={0x1f, r2, 0x3}, 0x80) setsockopt$RDS_CONG_MONITOR(r1, 0x114, 0x6, &(0x7f0000000080)=0x1, 0x4) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x200, 0x0) getsockopt$packet_buf(r3, 0x107, 0x16, &(0x7f0000000100)=""/45, &(0x7f0000000140)=0x2d) 2018/05/15 12:44:22 executing program 3: set_mempolicy(0x4003, &(0x7f0000000000), 0x7) syz_open_dev$sndseq(&(0x7f0000000180)='/dev/snd/seq\x00', 0x0, 0x800) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)="2f70726f632f7379732f6e65742f697076342f76732f6578706e6e00c83865569c3bf1442079c6ebbfecdc2b79e2720e0c8dc2718351ed36a5eeecd30daaa978dfdcee4a76afaf8fc131b686ea17308714fe99409c3948a81e5c5ed87184e54e4c6e31579001", 0x2, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000001c0)) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000000140)=@get={0x1, &(0x7f0000000080)=""/176, 0x3f}) 2018/05/15 12:44:22 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000016b000)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7295df0df8217ad4000000000000000e6", 0x20) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f0000001200)={&(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f00000011c0)=[{&(0x7f0000001140)=""/78, 0xfffffe06}], 0x1}, 0x40) 2018/05/15 12:44:22 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) getsockopt$IP6T_SO_GET_INFO(r2, 0x29, 0x40, &(0x7f0000000080)={'nat\x00'}, &(0x7f0000000100)=0x54) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x3) ioctl$KVM_SET_CPUID(r3, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x277}]}) [ 126.886196] FAULT_INJECTION: forcing a failure. [ 126.886196] name failslab, interval 1, probability 0, space 0, times 0 [ 126.897917] CPU: 0 PID: 9884 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 126.897929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.897934] Call Trace: [ 126.897960] dump_stack+0x1b9/0x294 [ 126.897979] ? dump_stack_print_info.cold.2+0x52/0x52 [ 126.897998] ? kernel_text_address+0x79/0xf0 [ 126.898022] ? __unwind_start+0x166/0x330 [ 126.898043] should_fail.cold.4+0xa/0x1a [ 126.898061] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 126.898081] ? graph_lock+0x170/0x170 [ 126.898095] ? save_stack+0x43/0xd0 [ 126.898108] ? kasan_kmalloc+0xc4/0xe0 [ 126.898120] ? __kmalloc+0x14e/0x760 [ 126.898133] ? __list_lru_init+0xdd/0x790 [ 126.898147] ? find_held_lock+0x36/0x1c0 [ 126.898166] ? __lock_is_held+0xb5/0x140 [ 126.898192] ? check_same_owner+0x320/0x320 [ 126.898207] ? rcu_note_context_switch+0x710/0x710 [ 126.898225] __should_failslab+0x124/0x180 [ 126.984500] should_failslab+0x9/0x14 [ 126.984520] kmem_cache_alloc_node_trace+0x26f/0x770 [ 126.984536] ? mark_held_locks+0xc9/0x160 [ 126.984557] ? __raw_spin_lock_init+0x1c/0x100 [ 126.984577] __kmalloc_node+0x33/0x70 [ 126.984594] kvmalloc_node+0x6b/0x100 [ 126.984608] __list_lru_init+0x559/0x790 [ 126.984623] ? list_lru_destroy+0x4c0/0x4c0 [ 126.984637] ? mark_held_locks+0xc9/0x160 [ 126.984654] ? __raw_spin_lock_init+0x1c/0x100 [ 126.984670] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 126.984689] ? lockdep_init_map+0x9/0x10 2018/05/15 12:44:22 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) fstatfs(r0, &(0x7f0000000080)=""/201) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:22 executing program 5: r0 = epoll_create1(0x0) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0', [{0x20, '('}, {0x20}], 0xa, 'V'}, 0xf) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = epoll_create1(0x0) r3 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000d36ff4)) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000000140)={0x8}) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r3, &(0x7f00000000c0)={0x20000005}) ioctl$GIO_UNIMAP(r1, 0x4b66, &(0x7f0000000040)={0x4, &(0x7f0000000000)=[{}, {}, {}, {}]}) socketpair(0x4, 0x80002, 0xfff, &(0x7f0000000080)) 2018/05/15 12:44:22 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000100)={r0}) getsockopt$inet_tcp_buf(r1, 0x6, 0x1d, &(0x7f0000000140)=""/70, &(0x7f00000001c0)=0x46) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 126.984705] sget_userns+0x767/0xf00 [ 126.984720] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 126.984737] ? kernfs_sop_show_options+0x190/0x190 [ 126.984752] ? destroy_unused_super.part.11+0x110/0x110 [ 126.984775] ? kasan_check_read+0x11/0x20 [ 127.058807] ? rcu_is_watching+0x85/0x140 [ 127.058830] ? init_wait_entry+0x1b0/0x1b0 [ 127.067210] ? rcu_pm_notify+0xc0/0xc0 2018/05/15 12:44:22 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f00000000c0)=0xc) fcntl$setown(r0, 0x8, r1) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000), 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x0, &(0x7f0000000040)}, 0x10) 2018/05/15 12:44:22 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530f6", 0x0, 0x0) 2018/05/15 12:44:22 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x3580, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 127.067235] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:22 executing program 3: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x20) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x1, &(0x7f0000000000)) syz_mount_image$f2fs(&(0x7f0000000040)='f2fs\x00', &(0x7f0000000140)='./file0\x00', 0x5, 0x4, &(0x7f0000001400)=[{&(0x7f0000000180)="5251fb4eb0c11560d646882041902969514a55add6cebc08c19cff64493e6989e1a76a4fcd284315aba4d9cc911893a3e8286206d0d2c104a20e902be83253cdac4854ec198baa360ad47c9d02e114cb71addc037afffd32c7ec302f40a4387e1197fd980b19da338b2d4bb803e90bef3ec8d1d9230dfef604e1ba30c1b49933cb321416754198f0e50a58dd9e36efcdd2845638590fca2298e9d6216c9ac1f58603429ecfbe87fc6344a9630b2013ecc8ebc3b91a9d699184c5f61f048bfd2e2f19d6d22f1f709662f78664929e", 0xce, 0x1}, {&(0x7f0000000280)="feacc86e4d07960d5ee78bdbbdf89886dedf77e600552e1d11b2b2609dee86389588860a6fee4f57f999338ab76fb945fe549c9e632f842e2c8771584394", 0x3e, 0xe95}, {&(0x7f0000000300)="1aa498ac941a7f3b3dc641de9371bc4f5eb9017ab8a588081a6cb7b1ac59abdc2730d23532f3ecb6814714c9058747290e3641cce3037309e42fadee07019aeef1928bd3bd1ba8b3215db489a455038034464387de6e1603c4f7f615b31dc302b83c0aea9a3c504863b26830534483b0322754ba545c5b3ec606cec336c57408ee0e2394a7b8c5b84eff11f3ed1f671cb04213eba69d5edc813c7d86935a7d67c7f5350c6e7c5b4c6aa8906c71fb12a48c502d30fcb990f698f1bd10e31ebf4efd19aef027dee5181e8dc7e42ec4ea4388517f6152c77ce474b158c2eaf50de3f08e95049f9742", 0xe7, 0x7f}, {&(0x7f0000000400)="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", 0x1000, 0x6}], 0x2000040, &(0x7f0000001480)={[{@discard='discard', 0x2c}, {@test_dummy_encryption='test_dummy_encryption', 0x2c}]}) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='nfs4\x00', 0xa3020, 0x0) lchown(&(0x7f00000002c0)='./file0\x00', 0x0, 0x0) [ 127.067252] ? kmem_cache_alloc_trace+0x616/0x780 [ 127.067266] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:22 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) r1 = syz_open_dev$usbmon(&(0x7f0000000100)='/dev/usbmon#\x00', 0x3, 0x101080) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f0000000080), &(0x7f00000000c0)=0x4) openat$vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vsock\x00', 0x40801, 0x0) [ 127.067285] ? refcount_add_not_zero+0x320/0x320 [ 127.067305] kernfs_mount_ns+0x13d/0x8e0 [ 127.067322] ? kernfs_super_ns+0x70/0x70 [ 127.067344] sysfs_mount+0xdf/0x200 [ 127.067360] ? sysfs_kill_sb+0x40/0x40 [ 127.067374] ? lock_downgrade+0x8e0/0x8e0 [ 127.067389] ? module_unload_free+0x5b0/0x5b0 [ 127.067403] ? retint_kernel+0x10/0x10 [ 127.067422] mount_fs+0xae/0x328 [ 127.067441] vfs_kern_mount.part.34+0xd4/0x4d0 [ 127.067457] ? may_umount+0xb0/0xb0 [ 127.067469] ? _raw_read_unlock+0x22/0x30 [ 127.067483] ? __get_fs_type+0x97/0xc0 [ 127.067502] do_mount+0x564/0x3070 [ 127.067516] ? lock_downgrade+0x8e0/0x8e0 [ 127.067534] ? copy_mount_string+0x40/0x40 [ 127.067550] ? check_same_owner+0x320/0x320 [ 127.067568] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 127.067585] ? __check_object_size+0x95/0x5d9 [ 127.067605] ? __might_sleep+0x95/0x190 [ 127.067627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.067642] ? _copy_from_user+0xdf/0x150 [ 127.067661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.067677] ? copy_mount_options+0x285/0x380 [ 127.067693] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.067710] ksys_mount+0x12d/0x140 [ 127.067728] __x64_sys_mount+0xbe/0x150 [ 127.067742] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 127.067760] do_syscall_64+0x1b1/0x800 [ 127.067775] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 127.067792] ? syscall_return_slowpath+0x5c0/0x5c0 [ 127.067809] ? syscall_return_slowpath+0x30f/0x5c0 [ 127.067832] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 127.067852] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.067872] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.067883] RIP: 0033:0x455a09 [ 127.067892] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.067908] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 127.067917] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 127.067926] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 127.067934] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 127.067942] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000015 [ 127.232779] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x9539d4e6) [ 127.429829] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 127.437634] F2FS-fs (loop3): Unable to read 2th superblock [ 127.443498] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x9539d4e6) [ 127.451177] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock [ 127.459128] F2FS-fs (loop3): Unable to read 2th superblock [ 127.489322] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x9539d4e6) [ 127.497071] F2FS-fs (loop3): Can't find valid F2FS filesystem in 1th superblock 2018/05/15 12:44:22 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000500)="0f01dfba4000b001ee2e0f211c0f01c866b8bb0200000f23d80f21f86635000000a00f23f826db1df20f7d7800b87f058ed00f0174a40f18978300", 0x3b}], 0x1, 0xffffffffffffffff, &(0x7f0000000540), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = memfd_create(&(0x7f0000000140)='#em1#+\x00', 0x0) write(r3, &(0x7f0000000040)="06", 0x1) sendfile(r3, r3, &(0x7f0000001000), 0xffff) r4 = syz_fuse_mount(&(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) sendfile(r4, r3, 0x0, 0x9) 2018/05/15 12:44:22 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$sndmidi(&(0x7f0000000140)='/dev/snd/midiC#D#\x00', 0x8, 0x40) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000180)={0x0, @remote, @local}, &(0x7f00000001c0)=0xc) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000200)={@loopback={0x0, 0x1}, 0x65, r2}) write$binfmt_aout(r0, &(0x7f0000000000)=ANY=[@ANYRES16=r0, @ANYRES64=r0], 0xa) rt_sigtimedwait(&(0x7f0000000080)={0x9}, &(0x7f00000000c0), &(0x7f0000000100)={0x0, 0x989680}, 0x8) 2018/05/15 12:44:22 executing program 6 (fault-call:3 fault-nth:22): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:22 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:22 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) read(r0, &(0x7f0000000080)=""/215, 0xd7) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:22 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa5, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:22 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x10000, 0x0) openat$cgroup_procs(r0, &(0x7f0000000080)='tasks\x00', 0x2, 0x0) unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000000140)) recvmsg(r0, &(0x7f0000001300)={&(0x7f00000000c0)=@can={0x0, 0x0}, 0x80, &(0x7f00000012c0)=[{&(0x7f0000000140)=""/116, 0x74}, {&(0x7f00000001c0)=""/12, 0xc}, {&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f0000001200)=""/182, 0xb6}], 0x4, 0x0, 0x0, 0x9}, 0x0) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f0000001340)={@loopback={0x0, 0x1}, r1}, 0x14) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000001380)) wait4(0x0, 0x0, 0x0, &(0x7f0000781f70)) clone(0x2a0004, &(0x7f000052cf69), &(0x7f0000000000), &(0x7f0000e9b000), &(0x7f0000ce4000)) 2018/05/15 12:44:22 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = timerfd_create(0x0, 0x0) timerfd_settime(r1, 0x0, &(0x7f0000000040)={{}, {0x0, 0x989680}}, &(0x7f0000000080)) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x100000a, 0x4000000031, 0xffffffffffffffff, 0x0) read(r1, &(0x7f0000000100)=""/134, 0x5f407ba2) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f00000000c0)={0x0, 0x17, "eb30fd255939a9116204a64a93b390cd4016e25fd9e07a"}, &(0x7f00000001c0)=0x1f) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000200)={r2, 0x9}, &(0x7f0000000240)=0x8) [ 127.505337] F2FS-fs (loop3): Unable to read 2th superblock [ 127.511217] F2FS-fs (loop3): Magic Mismatch, valid(0xf2f52010) - read(0x9539d4e6) [ 127.561013] FAULT_INJECTION: forcing a failure. [ 127.561013] name failslab, interval 1, probability 0, space 0, times 0 [ 127.572713] CPU: 0 PID: 9955 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 127.579912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.589262] Call Trace: [ 127.591853] dump_stack+0x1b9/0x294 [ 127.595471] ? dump_stack_print_info.cold.2+0x52/0x52 [ 127.600649] ? kernel_text_address+0x79/0xf0 [ 127.605044] ? __unwind_start+0x166/0x330 [ 127.609184] should_fail.cold.4+0xa/0x1a [ 127.613234] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 127.618325] ? graph_lock+0x170/0x170 [ 127.622114] ? save_stack+0x43/0xd0 [ 127.625727] ? kasan_kmalloc+0xc4/0xe0 [ 127.629598] ? __kmalloc+0x14e/0x760 [ 127.633339] ? __list_lru_init+0xdd/0x790 [ 127.637474] ? find_held_lock+0x36/0x1c0 [ 127.641521] ? __lock_is_held+0xb5/0x140 [ 127.645574] ? check_same_owner+0x320/0x320 [ 127.649885] ? rcu_note_context_switch+0x710/0x710 [ 127.654803] __should_failslab+0x124/0x180 [ 127.659033] should_failslab+0x9/0x14 [ 127.662823] kmem_cache_alloc_node_trace+0x26f/0x770 [ 127.667911] ? mark_held_locks+0xc9/0x160 [ 127.672052] ? __raw_spin_lock_init+0x1c/0x100 [ 127.676628] __kmalloc_node+0x33/0x70 [ 127.680418] kvmalloc_node+0x6b/0x100 [ 127.684212] __list_lru_init+0x559/0x790 [ 127.688264] ? list_lru_destroy+0x4c0/0x4c0 [ 127.692577] ? mark_held_locks+0xc9/0x160 [ 127.696715] ? __raw_spin_lock_init+0x1c/0x100 [ 127.701286] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 127.706294] ? lockdep_init_map+0x9/0x10 [ 127.710343] sget_userns+0x767/0xf00 [ 127.714043] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 127.718699] ? kernfs_sop_show_options+0x190/0x190 [ 127.723615] ? destroy_unused_super.part.11+0x110/0x110 [ 127.728969] ? kasan_check_read+0x11/0x20 [ 127.733103] ? rcu_is_watching+0x85/0x140 [ 127.737236] ? init_wait_entry+0x1b0/0x1b0 [ 127.741455] ? rcu_pm_notify+0xc0/0xc0 [ 127.745347] ? rcu_read_lock_sched_held+0x108/0x120 [ 127.750352] ? kmem_cache_alloc_trace+0x616/0x780 [ 127.755180] ? lock_downgrade+0x8e0/0x8e0 [ 127.759316] ? refcount_add_not_zero+0x320/0x320 [ 127.764063] kernfs_mount_ns+0x13d/0x8e0 [ 127.768115] ? kernfs_super_ns+0x70/0x70 [ 127.772179] sysfs_mount+0xdf/0x200 [ 127.775794] ? sysfs_kill_sb+0x40/0x40 [ 127.779666] ? lock_downgrade+0x8e0/0x8e0 [ 127.783805] ? module_unload_free+0x5b0/0x5b0 [ 127.788297] mount_fs+0xae/0x328 [ 127.791649] ? mpi_free.cold.1+0x19/0x19 [ 127.795698] vfs_kern_mount.part.34+0xd4/0x4d0 [ 127.800270] ? may_umount+0xb0/0xb0 [ 127.803882] ? _raw_read_unlock+0x22/0x30 [ 127.808017] ? __get_fs_type+0x97/0xc0 [ 127.811894] do_mount+0x564/0x3070 [ 127.815419] ? lock_downgrade+0x8e0/0x8e0 [ 127.819566] ? copy_mount_string+0x40/0x40 [ 127.823790] ? check_same_owner+0x320/0x320 [ 127.828100] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 127.833102] ? __check_object_size+0x95/0x5d9 [ 127.837584] ? __might_sleep+0x95/0x190 [ 127.841551] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.847083] ? _copy_from_user+0xdf/0x150 [ 127.851219] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.856739] ? copy_mount_options+0x285/0x380 [ 127.861225] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 127.867196] ksys_mount+0x12d/0x140 [ 127.870814] __x64_sys_mount+0xbe/0x150 [ 127.874778] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 127.879783] do_syscall_64+0x1b1/0x800 [ 127.883655] ? finish_task_switch+0x1ca/0x840 [ 127.888137] ? syscall_return_slowpath+0x5c0/0x5c0 [ 127.893051] ? syscall_return_slowpath+0x30f/0x5c0 [ 127.897966] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 127.903320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.908150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.913321] RIP: 0033:0x455a09 [ 127.916492] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.924186] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 127.931437] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 127.938690] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 127.945951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 127.953204] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000016 2018/05/15 12:44:23 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x181600, 0x0) renameat(r1, &(0x7f0000000080)='./file0\x00', r0, &(0x7f00000000c0)='./file0\x00') write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:23 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffffff00000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:23 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c653004", 0x0, 0x0) 2018/05/15 12:44:23 executing program 7: r0 = msgget$private(0x0, 0x0) msgctl$IPC_SET(r0, 0x1, &(0x7f0000258f88)={{0x0, 0x0, 0x0, 0x0, 0x0, 0x3}}) msgsnd(r0, &(0x7f0000000040)={0x3}, 0x8, 0x0) r1 = gettid() msgrcv(r0, &(0x7f0000000080)=ANY=[], 0xe000000, 0x0, 0x0) timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x1c9c380}}, &(0x7f0000040000)) keyctl$session_to_parent(0x12) tkill(r1, 0x1000000000013) msgctl$IPC_SET(r0, 0x1, &(0x7f0000000700)={{}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x440000, 0x0) r3 = mmap$binder(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000000, 0x80010, 0xffffffffffffffff, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r2, 0xc018620b, &(0x7f0000000080)={r3}) ioctl$sock_SIOCOUTQ(r2, 0x5411, &(0x7f00000000c0)) 2018/05/15 12:44:23 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000000000)=0x8) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cuse\x00', 0x40000, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f00000000c0)=@assoc_id=0x0, &(0x7f0000000100)=0x4) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f00000001c0)=0x81, 0x4) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000140)={r2, 0x892}, &(0x7f0000000180)=0x8) 2018/05/15 12:44:23 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) r1 = dup2(r0, r0) getsockopt$inet6_mreq(r1, 0x29, 0x15, &(0x7f0000000100)={@ipv4={[], [], @broadcast}}, &(0x7f0000000140)=0x14) setsockopt$packet_buf(r0, 0x107, 0xf, &(0x7f00000000c0)="f8f550e6", 0x4) sendmsg$nfc_llcp(r1, &(0x7f0000000600)={&(0x7f0000000280)={0x27, 0x1, 0x0, 0x0, 0x0, 0x0, "6ee8c1d0c3019593131ca46ad9c40f3e6ee845522155be18f9d68a7ea04c356ab0db7644fecefbc4100bd092c3dbdffca8e0971e4abd6991463ad86379490b"}, 0x60, &(0x7f0000000500), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="90000000000000000101000000010000175957adf5cc9d3b7bec9d5f458dc64a81764e7546eac32ac5737a3526b629044d2bbba44223cdd6ea6b367dc3a10f8b30f3d6b9e41f2d9d028cd5c3af5894a3b8ea6c1cdb2bd4aec9cdef4271765a7faaccf3130a45a76a81fc684929cd1591b3e05078e392aef19fc848378aa1a18c3dfea8bc052cbed0440b6d94bb312cff4cd3000000000000"], 0x90, 0x20000805}, 0x40) 2018/05/15 12:44:23 executing program 6 (fault-call:3 fault-nth:23): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:23 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x406, r0) setsockopt$IP_VS_SO_SET_ZERO(r1, 0x0, 0x48f, &(0x7f0000000000)={0x2b, @multicast2=0xe0000002, 0x4e20, 0x1, 'lblc\x00', 0x21, 0x7, 0xb}, 0x2c) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:23 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x1100000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:23 executing program 5: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x80000, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000040)={{0x1, 0x1, 0x9, 0x3, 0x778}}) bpf$BPF_PROG_QUERY(0x10, &(0x7f00000000c0)={r0, 0x1, 0x1, 0x0, &(0x7f0000000080)=[0x0], 0x1}, 0x20) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000000100)={{0x2, 0x1}, 'port0\x00', 0x4, 0x1, 0x0, 0x0, 0xffffffffffff0001, 0x6, 0x8, 0x0, 0x7, 0x431}) r1 = semget(0x3, 0x3, 0x0) semctl$SEM_STAT(r1, 0x4, 0x12, &(0x7f00000001c0)=""/149) connect$netlink(r0, &(0x7f0000000280)=@proc={0x10, 0x0, 0x25dfdbfe, 0x10000}, 0xc) prctl$void(0x1b) getsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f00000002c0), &(0x7f0000000300)=0x4) ioctl$EVIOCSKEYCODE_V2(r0, 0x40284504, &(0x7f0000000340)={0xd6b, 0x17, 0x1, 0x3f, "0043bdeef345a21442aa559aee7b7b63edacff95dbde19b7bdf06a5ee8822c83"}) modify_ldt$read_default(0x2, &(0x7f0000000380)=""/44, 0x2c) r2 = syz_genetlink_get_family_id$team(&(0x7f0000000400)='team\x00') getpeername$packet(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000480)=0x14) getsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f00000004c0)={@loopback, @remote, 0x0}, &(0x7f0000000500)=0xc) accept4$packet(r0, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000580)=0x14, 0x80800) getsockname(r0, &(0x7f00000005c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000640)=0x80) recvmmsg(r0, &(0x7f0000004140)=[{{0x0, 0x0, &(0x7f0000001c40)=[{&(0x7f0000000680)=""/4096, 0x1000}, {&(0x7f0000001680)=""/245, 0xf5}, {&(0x7f0000001780)=""/68, 0x44}, {&(0x7f0000001800)=""/202, 0xca}, {&(0x7f0000001900)=""/166, 0xa6}, {&(0x7f00000019c0)=""/128, 0x80}, {&(0x7f0000001a40)=""/241, 0xf1}, {&(0x7f0000001b40)=""/41, 0x29}, {&(0x7f0000001b80)=""/148, 0x94}], 0x9, &(0x7f0000001d00)=""/159, 0x9f, 0xfffffffffffffff8}, 0x5}, {{0x0, 0x0, &(0x7f0000002180)=[{&(0x7f0000001dc0)=""/164, 0xa4}, {&(0x7f0000001e80)=""/211, 0xd3}, {&(0x7f0000001f80)=""/88, 0x58}, {&(0x7f0000002000)=""/80, 0x50}, {&(0x7f0000002080)=""/89, 0x59}, {&(0x7f0000002100)=""/84, 0x54}], 0x6, &(0x7f0000002200)=""/119, 0x77, 0x4}, 0x3}, {{0x0, 0x0, &(0x7f0000002340)=[{&(0x7f0000002280)=""/128, 0x80}, {&(0x7f0000002300)}], 0x2, &(0x7f0000002380)=""/79, 0x4f, 0x7}, 0x10001}, {{&(0x7f0000002400)=@ipx, 0x80, &(0x7f0000003940)=[{&(0x7f0000002480)=""/9, 0x9}, {&(0x7f00000024c0)=""/189, 0xbd}, {&(0x7f0000002580)=""/122, 0x7a}, {&(0x7f0000002600)=""/175, 0xaf}, {&(0x7f00000026c0)=""/104, 0x68}, {&(0x7f0000002740)=""/180, 0xb4}, {&(0x7f0000002800)=""/27, 0x1b}, {&(0x7f0000002840)=""/222, 0xde}, {&(0x7f0000002940)=""/4096, 0x1000}], 0x9, 0x0, 0x0, 0x9}, 0x5}, {{0x0, 0x0, &(0x7f0000003ac0)=[{&(0x7f0000003a00)=""/51, 0x33}, {&(0x7f0000003a40)}, {&(0x7f0000003a80)=""/21, 0x15}], 0x3, 0x0, 0x0, 0x7}}, {{&(0x7f0000003b00)=@pppoe={0x0, 0x0, {0x0, @random}}, 0x80, &(0x7f0000003c80)=[{&(0x7f0000003b80)=""/206, 0xce}], 0x1, &(0x7f0000003cc0)=""/83, 0x53, 0x4}, 0x4}, {{&(0x7f0000003d40)=@hci={0x0, 0x0}, 0x80, &(0x7f0000004080)=[{&(0x7f0000003dc0)=""/51, 0x33}, {&(0x7f0000003e00)=""/131, 0x83}, {&(0x7f0000003ec0)=""/60, 0x3c}, {&(0x7f0000003f00)=""/113, 0x71}, {&(0x7f0000003f80)=""/250, 0xfa}], 0x5, &(0x7f0000004100)=""/5, 0x5, 0x8}, 0x5}], 0x7, 0x12000, &(0x7f0000004300)={0x0, 0x1c9c380}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000045c0)={{{@in=@broadcast, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@multicast2}}, &(0x7f00000046c0)=0xe8) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000004700)={@rand_addr, @rand_addr, 0x0}, &(0x7f0000004740)=0xc) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000004780)={@remote, @dev, 0x0}, &(0x7f00000047c0)=0xc) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000004880)={@ipv4={[], [], @multicast1}, 0x0}, &(0x7f00000048c0)=0x14) recvmsg$kcm(r0, &(0x7f0000005b00)={&(0x7f0000004900)=@hci={0x0, 0x0}, 0x80, &(0x7f0000005ac0)=[{&(0x7f0000004980)=""/199, 0xc7}, {&(0x7f0000004a80)=""/15, 0xf}, {&(0x7f0000004ac0)=""/4096, 0x1000}], 0x3, 0x0, 0x0, 0x80000001}, 0x100) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000008d40)={{{@in6=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@mcast2}}, &(0x7f0000008e40)=0xe8) getsockopt$inet_mreqn(r0, 0x0, 0x0, &(0x7f0000008e80)={@remote, @dev, 0x0}, &(0x7f0000008ec0)=0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000008f00)={'teql0\x00', 0x0}) getpeername$packet(r0, &(0x7f000000de40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f000000de80)=0x14) getpeername$packet(r0, &(0x7f000000dec0)={0x0, 0x0, 0x0}, &(0x7f000000df00)=0x14) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f000000df40)={@dev, 0x0}, &(0x7f000000df80)=0x14) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f000000e080)={0x0, @loopback, @multicast2}, &(0x7f000000e0c0)=0xc) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f000000e240)={{{@in6=@dev, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@multicast2}}, &(0x7f000000e340)=0xe8) getsockname$packet(r0, &(0x7f000000e440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f000000e480)=0x14) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f000000e4c0)={'team0\x00', 0x0}) accept$packet(r0, &(0x7f000000e640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f000000e680)=0x14) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f000000e6c0)={{{@in=@remote, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@rand_addr}}, &(0x7f000000e7c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f000000e800)={'vcan0\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f000000e840)={{{@in=@broadcast, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in=@broadcast}}, &(0x7f000000e940)=0xe8) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f000000e980)={0x0, @remote, @multicast1}, &(0x7f000000e9c0)=0xc) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f000000ea00)={'team0\x00', 0x0}) getsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f000000eb40)={@loopback, 0x0}, &(0x7f000000eb80)=0x14) getsockname$packet(r0, &(0x7f000000ed80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f000000edc0)=0x14) sendmsg$TEAM_CMD_PORT_LIST_GET(r0, &(0x7f000000f640)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x22000000}, 0xc, &(0x7f000000f600)={&(0x7f000000ee00)={0x7e4, r2, 0x314, 0x70bd29, 0x25dfdbfe, {0x3}, [{{0x8, 0x1, r3}, {0x1ec, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0x10, 0x4, 'roundrobin\x00'}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r4}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r5}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x682f7bad}}, {0x8, 0x7}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r6}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0xfffffffffffffe00}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xffffffffffff8565}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'random\x00'}}}]}}, {{0x8, 0x1, r8}, {0xc0, 0x2, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x7f}}, {0x8, 0x6, r9}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xb8}}, {0x8, 0x6, r10}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r11}}}]}}, {{0x8, 0x1, r12}, {0x80, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r13}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x1000}}, {0x8, 0x6, r14}}}]}}, {{0x8, 0x1, r15}, {0x44, 0x2, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x7ff}}, {0x8, 0x6, r16}}}]}}, {{0x8, 0x1, r17}, {0xbc, 0x2, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r18}}, {0x8, 0x7}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x7fffffff}}, {0x8, 0x6, r19}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r20}}}]}}, {{0x8, 0x1, r21}, {0x78, 0x2, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, r22}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r23}, {0x1e8, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x8}}, {0x8, 0x6, r24}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x400}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x80000001}}, {0x8, 0x7}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8, 0x3, 0xe}, {0x8, 0x4, 0x80000001}}, {0x8, 0x6, r25}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x32}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r26}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8, 0x3, 0x5}, {0xc, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r27}, {0xb8, 0x2, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0x9}}, {0x8, 0x7}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r28}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x4}}}]}}, {{0x8, 0x1, r29}, {0x44, 0x2, [{0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8, 0x3, 0xb}, {0x8, 0x4, 0xabb5}}, {0x8, 0x6, r30}}}]}}]}, 0x7e4}, 0x1, 0x0, 0x0, 0x80}, 0x4) 2018/05/15 12:44:23 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c65308c", 0x0, 0x0) [ 128.590579] FAULT_INJECTION: forcing a failure. [ 128.590579] name failslab, interval 1, probability 0, space 0, times 0 [ 128.601908] CPU: 0 PID: 10002 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 128.609189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.618547] Call Trace: [ 128.621152] dump_stack+0x1b9/0x294 [ 128.624800] ? dump_stack_print_info.cold.2+0x52/0x52 [ 128.630004] ? __save_stack_trace+0x7e/0xd0 [ 128.634340] should_fail.cold.4+0xa/0x1a [ 128.638421] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 128.643535] ? save_stack+0x43/0xd0 [ 128.647171] ? kasan_kmalloc+0xc4/0xe0 [ 128.651067] ? kmem_cache_alloc_trace+0x152/0x780 [ 128.655915] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 128.661112] ? __list_lru_init+0x456/0x790 [ 128.665358] ? sget_userns+0x767/0xf00 [ 128.669257] ? graph_lock+0x170/0x170 [ 128.673066] ? do_mount+0x564/0x3070 [ 128.676786] ? ksys_mount+0x12d/0x140 [ 128.680593] ? __x64_sys_mount+0xbe/0x150 [ 128.684767] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:24 executing program 2: recvfrom$ax25(0xffffffffffffffff, &(0x7f0000000080)=""/109, 0x6d, 0x100, &(0x7f0000000100)={0x3, {"a3cee8b8b0acc0"}, 0x3ff}, 0x10) r0 = socket$l2tp(0x18, 0x1, 0x1) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000140)=@assoc_value={0x0, 0x4}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x5, &(0x7f00000001c0)={r1, @in6={{0xa, 0x4e23, 0x101, @empty, 0x6}}}, 0x84) socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$KVM_SET_MP_STATE(0xffffffffffffffff, 0x4004ae99, &(0x7f0000000300)=0x7) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) socketpair(0x5, 0x4, 0xad, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BLKGETSIZE64(r2, 0x80081272, &(0x7f00000002c0)) 2018/05/15 12:44:24 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000100)) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, &(0x7f0000000080)=""/109) write$binfmt_aout(r0, &(0x7f00000001c0)=ANY=[], 0x0) [ 128.688831] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.694203] ? find_held_lock+0x36/0x1c0 [ 128.698278] ? __lock_is_held+0xb5/0x140 [ 128.702361] ? check_same_owner+0x320/0x320 [ 128.706705] ? rcu_note_context_switch+0x710/0x710 [ 128.711651] __should_failslab+0x124/0x180 [ 128.715896] should_failslab+0x9/0x14 [ 128.719726] kmem_cache_alloc_trace+0x2cb/0x780 [ 128.724400] ? __kmalloc_node+0x33/0x70 [ 128.728380] ? __kmalloc_node+0x33/0x70 [ 128.732361] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:24 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530c3", 0x0, 0x0) 2018/05/15 12:44:24 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000000040)={'filter\x00'}, &(0x7f00000000c0)=0x78) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000180)={0x0, 0x58, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0x101, @local={0xfe, 0x80, [], 0xaa}, 0x11384db}, @in={0x2, 0x4e23}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in6={0xa, 0x4e23, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x243e}]}, &(0x7f00000001c0)=0x10) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000200)=ANY=[@ANYRES32=r1, @ANYBLOB="ff01000000000000"], &(0x7f0000000280)=0x12) sendto$inet(r0, &(0x7f0000000280), 0x0, 0x200007fe, &(0x7f0000000240)={0x2, 0x4e24, @multicast1=0xe0000001}, 0xffffffffffffff1a) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000000), 0x4) 2018/05/15 12:44:24 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x80000, 0x0) ioctl$sock_ipx_SIOCIPXNCPCONN(r1, 0x89e3, &(0x7f0000000080)=0x2f) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 128.737388] __memcg_init_list_lru_node+0x17d/0x2c0 [ 128.742416] ? kvfree_rcu+0x20/0x20 [ 128.746049] ? __kmalloc_node+0x47/0x70 [ 128.750039] __list_lru_init+0x456/0x790 [ 128.754109] ? list_lru_destroy+0x4c0/0x4c0 [ 128.758434] ? mark_held_locks+0xc9/0x160 [ 128.762594] ? __raw_spin_lock_init+0x1c/0x100 [ 128.767188] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 128.772219] ? lockdep_init_map+0x9/0x10 [ 128.776659] sget_userns+0x767/0xf00 [ 128.780391] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 128.785071] ? kernfs_sop_show_options+0x190/0x190 [ 128.790008] ? destroy_unused_super.part.11+0x110/0x110 [ 128.795388] ? kasan_check_read+0x11/0x20 [ 128.799543] ? rcu_is_watching+0x85/0x140 [ 128.803701] ? init_wait_entry+0x1b0/0x1b0 [ 128.807942] ? rcu_pm_notify+0xc0/0xc0 [ 128.811844] ? rcu_read_lock_sched_held+0x108/0x120 [ 128.816866] ? kmem_cache_alloc_trace+0x616/0x780 [ 128.821724] ? lock_downgrade+0x8e0/0x8e0 [ 128.825904] ? refcount_add_not_zero+0x320/0x320 [ 128.830676] kernfs_mount_ns+0x13d/0x8e0 [ 128.834760] ? kernfs_super_ns+0x70/0x70 2018/05/15 12:44:24 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 128.838834] sysfs_mount+0xdf/0x200 [ 128.842469] ? sysfs_kill_sb+0x40/0x40 [ 128.846363] ? lock_downgrade+0x8e0/0x8e0 [ 128.850524] ? module_unload_free+0x5b0/0x5b0 [ 128.855031] mount_fs+0xae/0x328 [ 128.858402] ? mpi_free.cold.1+0x19/0x19 [ 128.862475] vfs_kern_mount.part.34+0xd4/0x4d0 [ 128.867065] ? may_umount+0xb0/0xb0 [ 128.870709] ? _raw_read_unlock+0x22/0x30 [ 128.874862] ? __get_fs_type+0x97/0xc0 [ 128.878759] do_mount+0x564/0x3070 [ 128.882304] ? lock_downgrade+0x8e0/0x8e0 [ 128.886465] ? copy_mount_string+0x40/0x40 2018/05/15 12:44:24 executing program 5: socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000040)=@ax25, 0x10, &(0x7f0000000000)=[{&(0x7f0000000080)=""/151, 0xffffff77}], 0x1, &(0x7f00000001c0)=""/17, 0x11}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)=@vsock, 0xfffffffffffffef2, &(0x7f00000000c0)=[{&(0x7f0000000180)=""/154, 0xfffffffffffffe95}], 0x1, &(0x7f0000000240)=""/105, 0x69}, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r1, 0x114, 0x7, &(0x7f0000000340)={@pppoe={0x18, 0x0, {0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}, 'veth0\x00'}}, {&(0x7f00000002c0)=""/30, 0x1e}, &(0x7f0000000300), 0x50}, 0xa0) close(r0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000)}, 0x2) [ 128.890706] ? check_same_owner+0x320/0x320 [ 128.895032] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 128.900054] ? __check_object_size+0x95/0x5d9 [ 128.904563] ? __might_sleep+0x95/0x190 [ 128.908553] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 128.914100] ? _copy_from_user+0xdf/0x150 [ 128.918258] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 128.923799] ? copy_mount_options+0x285/0x380 [ 128.928305] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 128.933844] ksys_mount+0x12d/0x140 [ 128.937478] __x64_sys_mount+0xbe/0x150 [ 128.941456] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 128.946482] do_syscall_64+0x1b1/0x800 [ 128.950373] ? finish_task_switch+0x1ca/0x840 [ 128.954878] ? syscall_return_slowpath+0x5c0/0x5c0 [ 128.959818] ? syscall_return_slowpath+0x30f/0x5c0 [ 128.964758] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 128.970136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.974991] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.980182] RIP: 0033:0x455a09 [ 128.983369] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.991082] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 128.998353] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 129.005623] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 129.012901] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 129.020173] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000017 2018/05/15 12:44:25 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x400) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000140)={0x10001, {{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1a}}}}, 0x88) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:25 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:25 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x80350000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:25 executing program 3: r0 = socket(0x4000000000000010, 0x80007, 0x8) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000100)}], 0x492492492492805, 0x0) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f0000000000)='\x00') sendto$inet6(r0, &(0x7f0000000080)="3f29df438ceeb6f349765ca3f1d7b6ad4f5235d6152c63cac7aa1ba1b12572956413010d0cf82f63cebe930be7741059838cd48622818dc3c4117297186f569829d17149665255ae1e6306767afd66f463fb451b0303c55f3b5e106f7db85626701e0fd5b09da9ad09d9c05cf77e5014f91ebafaae43a1c8d0d69b930c2e954dd355341fd39e6b0e478e15670ae2d9089b9135298e3f4a0bf03e4d97d18698a43446", 0xa2, 0x800, &(0x7f0000000180)={0xa, 0x4e24, 0x7, @remote={0xfe, 0x80, [], 0xbb}, 0x4}, 0x1c) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$VT_DISALLOCATE(r1, 0x5608) 2018/05/15 12:44:25 executing program 6 (fault-call:3 fault-nth:24): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:25 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x220600, 0x0) r2 = accept$netrom(r1, &(0x7f0000000080), &(0x7f00000000c0)=0x10) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000100)=0x80000001, 0x4) semget$private(0x0, 0x2, 0x446) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) accept$netrom(r2, 0x0, &(0x7f0000000140)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:25 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID(r2, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x48, 0x0, 0x80ffff}]}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) setsockopt$inet6_mtu(r3, 0x29, 0x17, &(0x7f0000000080), 0x4) 2018/05/15 12:44:25 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) [ 129.913629] FAULT_INJECTION: forcing a failure. [ 129.913629] name failslab, interval 1, probability 0, space 0, times 0 [ 129.924977] CPU: 1 PID: 10071 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 129.932430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.941773] Call Trace: [ 129.944359] dump_stack+0x1b9/0x294 [ 129.947977] ? dump_stack_print_info.cold.2+0x52/0x52 [ 129.953160] ? __save_stack_trace+0x7e/0xd0 [ 129.957471] should_fail.cold.4+0xa/0x1a [ 129.961517] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 129.966610] ? save_stack+0x43/0xd0 [ 129.970234] ? kasan_kmalloc+0xc4/0xe0 [ 129.974111] ? kmem_cache_alloc_trace+0x152/0x780 [ 129.978939] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 129.984119] ? __list_lru_init+0x456/0x790 [ 129.988340] ? sget_userns+0x767/0xf00 [ 129.992212] ? graph_lock+0x170/0x170 [ 129.996012] ? do_mount+0x564/0x3070 [ 129.999712] ? ksys_mount+0x12d/0x140 [ 130.003496] ? __x64_sys_mount+0xbe/0x150 [ 130.007629] ? do_syscall_64+0x1b1/0x800 [ 130.011674] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.017030] ? find_held_lock+0x36/0x1c0 [ 130.021081] ? __lock_is_held+0xb5/0x140 [ 130.025140] ? check_same_owner+0x320/0x320 [ 130.029449] ? rcu_note_context_switch+0x710/0x710 [ 130.034373] __should_failslab+0x124/0x180 [ 130.038597] should_failslab+0x9/0x14 [ 130.042386] kmem_cache_alloc_trace+0x2cb/0x780 [ 130.047041] ? __kmalloc_node+0x33/0x70 [ 130.050998] ? __kmalloc_node+0x33/0x70 [ 130.054963] ? rcu_read_lock_sched_held+0x108/0x120 [ 130.059967] __memcg_init_list_lru_node+0x17d/0x2c0 [ 130.064973] ? kvfree_rcu+0x20/0x20 [ 130.068590] ? __kmalloc_node+0x47/0x70 [ 130.072551] __list_lru_init+0x456/0x790 [ 130.076599] ? list_lru_destroy+0x4c0/0x4c0 [ 130.080904] ? mark_held_locks+0xc9/0x160 [ 130.085038] ? __raw_spin_lock_init+0x1c/0x100 [ 130.089605] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 130.094610] ? lockdep_init_map+0x9/0x10 [ 130.098658] sget_userns+0x767/0xf00 [ 130.102363] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 130.107027] ? kernfs_sop_show_options+0x190/0x190 [ 130.111941] ? destroy_unused_super.part.11+0x110/0x110 [ 130.117303] ? kasan_check_read+0x11/0x20 [ 130.121444] ? rcu_is_watching+0x85/0x140 [ 130.125577] ? init_wait_entry+0x1b0/0x1b0 [ 130.129797] ? rcu_pm_notify+0xc0/0xc0 [ 130.133674] ? rcu_read_lock_sched_held+0x108/0x120 [ 130.138674] ? kmem_cache_alloc_trace+0x616/0x780 [ 130.143503] ? lock_downgrade+0x8e0/0x8e0 [ 130.147638] ? refcount_add_not_zero+0x320/0x320 [ 130.152389] kernfs_mount_ns+0x13d/0x8e0 [ 130.156437] ? kernfs_super_ns+0x70/0x70 [ 130.160489] sysfs_mount+0xdf/0x200 [ 130.164106] ? sysfs_kill_sb+0x40/0x40 [ 130.167977] ? lock_downgrade+0x8e0/0x8e0 [ 130.172109] ? module_unload_free+0x5b0/0x5b0 [ 130.176601] mount_fs+0xae/0x328 [ 130.179952] ? mpi_free.cold.1+0x19/0x19 [ 130.183999] vfs_kern_mount.part.34+0xd4/0x4d0 [ 130.188570] ? may_umount+0xb0/0xb0 [ 130.192180] ? _raw_read_unlock+0x22/0x30 [ 130.196323] ? __get_fs_type+0x97/0xc0 [ 130.200199] do_mount+0x564/0x3070 [ 130.203723] ? lock_downgrade+0x8e0/0x8e0 [ 130.207856] ? copy_mount_string+0x40/0x40 [ 130.212080] ? check_same_owner+0x320/0x320 [ 130.216391] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 130.221390] ? __check_object_size+0x95/0x5d9 [ 130.225876] ? __might_sleep+0x95/0x190 [ 130.229841] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.235361] ? _copy_from_user+0xdf/0x150 [ 130.239505] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.245029] ? copy_mount_options+0x285/0x380 [ 130.249508] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.255031] ksys_mount+0x12d/0x140 [ 130.258645] __x64_sys_mount+0xbe/0x150 [ 130.262603] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 130.267607] do_syscall_64+0x1b1/0x800 [ 130.271480] ? finish_task_switch+0x1ca/0x840 [ 130.275960] ? syscall_return_slowpath+0x5c0/0x5c0 [ 130.280878] ? syscall_return_slowpath+0x30f/0x5c0 [ 130.285795] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 130.291146] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.295975] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.301146] RIP: 0033:0x455a09 [ 130.304330] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/15 12:44:25 executing program 3: syz_emit_ethernet(0x7a, &(0x7f0000000140)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "7906d6", 0x44, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, @empty, {[], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}}, &(0x7f0000000000)) [ 130.312026] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 130.319291] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 130.326547] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 130.333799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 130.341054] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000018 2018/05/15 12:44:25 executing program 6 (fault-call:3 fault-nth:25): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:25 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88a8ffff00000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:25 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)="2e2f66696c6530ff", 0x0, 0x0) 2018/05/15 12:44:25 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:25 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) ioctl$KVM_S390_UCAS_UNMAP(r1, 0x4018ae51, &(0x7f0000000080)={0x4, 0x4, 0xc76}) 2018/05/15 12:44:25 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) clock_settime(0x1, &(0x7f0000000100)={0x0, 0x989680}) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000080)={'tunl0\x00', 0x77}) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000140)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) r2 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0xb969, 0x800) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x1000000, 0x110, r2, 0x0) 2018/05/15 12:44:25 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) [ 130.514149] FAULT_INJECTION: forcing a failure. [ 130.514149] name failslab, interval 1, probability 0, space 0, times 0 [ 130.525650] CPU: 1 PID: 10105 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 130.532935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.542298] Call Trace: [ 130.544908] dump_stack+0x1b9/0x294 [ 130.548550] ? dump_stack_print_info.cold.2+0x52/0x52 [ 130.553754] ? __save_stack_trace+0x7e/0xd0 [ 130.558093] should_fail.cold.4+0xa/0x1a [ 130.562168] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 130.567279] ? save_stack+0x43/0xd0 [ 130.570916] ? kasan_kmalloc+0xc4/0xe0 [ 130.574812] ? kmem_cache_alloc_trace+0x152/0x780 [ 130.579661] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 130.584854] ? __list_lru_init+0x456/0x790 [ 130.589093] ? sget_userns+0x767/0xf00 [ 130.592989] ? graph_lock+0x170/0x170 [ 130.596792] ? do_mount+0x564/0x3070 [ 130.600514] ? ksys_mount+0x12d/0x140 [ 130.604314] ? __x64_sys_mount+0xbe/0x150 [ 130.608453] ? do_syscall_64+0x1b1/0x800 [ 130.612515] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.617871] ? find_held_lock+0x36/0x1c0 [ 130.621920] ? __lock_is_held+0xb5/0x140 [ 130.625973] ? check_same_owner+0x320/0x320 [ 130.630300] ? rcu_note_context_switch+0x710/0x710 [ 130.635223] __should_failslab+0x124/0x180 [ 130.639449] should_failslab+0x9/0x14 [ 130.643235] kmem_cache_alloc_trace+0x2cb/0x780 [ 130.647902] ? __kmalloc_node+0x33/0x70 [ 130.651863] ? __kmalloc_node+0x33/0x70 [ 130.655825] ? rcu_read_lock_sched_held+0x108/0x120 [ 130.660829] __memcg_init_list_lru_node+0x17d/0x2c0 [ 130.665833] ? kvfree_rcu+0x20/0x20 [ 130.669446] ? __kmalloc_node+0x47/0x70 [ 130.673413] __list_lru_init+0x456/0x790 [ 130.677464] ? list_lru_destroy+0x4c0/0x4c0 [ 130.681775] ? mark_held_locks+0xc9/0x160 [ 130.685912] ? __raw_spin_lock_init+0x1c/0x100 [ 130.690481] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 130.696130] ? lockdep_init_map+0x9/0x10 [ 130.700180] sget_userns+0x767/0xf00 [ 130.703878] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 130.708533] ? kernfs_sop_show_options+0x190/0x190 [ 130.713450] ? destroy_unused_super.part.11+0x110/0x110 [ 130.718806] ? kasan_check_read+0x11/0x20 [ 130.722939] ? rcu_is_watching+0x85/0x140 [ 130.727072] ? init_wait_entry+0x1b0/0x1b0 [ 130.731297] ? rcu_pm_notify+0xc0/0xc0 [ 130.735177] ? rcu_read_lock_sched_held+0x108/0x120 [ 130.740182] ? kmem_cache_alloc_trace+0x616/0x780 [ 130.745012] ? lock_downgrade+0x8e0/0x8e0 [ 130.749155] ? refcount_add_not_zero+0x320/0x320 [ 130.753898] kernfs_mount_ns+0x13d/0x8e0 [ 130.757949] ? kernfs_super_ns+0x70/0x70 [ 130.762001] sysfs_mount+0xdf/0x200 [ 130.765620] ? sysfs_kill_sb+0x40/0x40 [ 130.769494] ? lock_downgrade+0x8e0/0x8e0 [ 130.773628] ? module_unload_free+0x5b0/0x5b0 [ 130.778113] mount_fs+0xae/0x328 [ 130.781466] ? mpi_free.cold.1+0x19/0x19 [ 130.785516] vfs_kern_mount.part.34+0xd4/0x4d0 [ 130.790087] ? may_umount+0xb0/0xb0 [ 130.793698] ? _raw_read_unlock+0x22/0x30 [ 130.797832] ? __get_fs_type+0x97/0xc0 [ 130.801707] do_mount+0x564/0x3070 [ 130.805233] ? lock_downgrade+0x8e0/0x8e0 [ 130.809380] ? copy_mount_string+0x40/0x40 [ 130.813602] ? check_same_owner+0x320/0x320 [ 130.817910] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 130.822914] ? __check_object_size+0x95/0x5d9 [ 130.827400] ? __might_sleep+0x95/0x190 [ 130.831365] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.836889] ? _copy_from_user+0xdf/0x150 [ 130.841032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.846557] ? copy_mount_options+0x285/0x380 [ 130.851041] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 130.856564] ksys_mount+0x12d/0x140 [ 130.860176] __x64_sys_mount+0xbe/0x150 [ 130.864136] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 130.869144] do_syscall_64+0x1b1/0x800 [ 130.873022] ? finish_task_switch+0x1ca/0x840 [ 130.877520] ? syscall_return_slowpath+0x5c0/0x5c0 [ 130.882440] ? syscall_return_slowpath+0x30f/0x5c0 [ 130.887361] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 130.892712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.897542] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.902714] RIP: 0033:0x455a09 [ 130.905889] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.913684] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 130.920939] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 130.928210] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 130.935472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 130.942724] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000019 2018/05/15 12:44:26 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x4, 0x4, 0x5}, 0x2c) bpf$MAP_CREATE(0x4, &(0x7f0000003000)={0x13, 0x0, 0x0, 0x0, 0x6f3000, 0x0}, 0x2c) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f0000000080)=""/231, &(0x7f0000000180)=0xe7) openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x80000, 0x0) 2018/05/15 12:44:26 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:26 executing program 3: perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4b, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) move_pages(0x0, 0x206, &(0x7f0000000080)=[&(0x7f0000ffc000/0x2000)=nil], 0x0, &(0x7f0000000040), 0x0) 2018/05/15 12:44:26 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) r2 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r2, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:26 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x4000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:26 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file00', 0x0, 0x0) 2018/05/15 12:44:26 executing program 6 (fault-call:3 fault-nth:26): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:26 executing program 2: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x400202, 0x0) ioctl$sock_netrom_SIOCGSTAMPNS(r0, 0x8907, &(0x7f0000000180)) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.net/syz1\x00', 0x200002, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz0\x00', 0x200002, 0x0) unlinkat(r0, &(0x7f0000000140)='./file0\x00', 0x200) [ 131.104661] FAULT_INJECTION: forcing a failure. [ 131.104661] name failslab, interval 1, probability 0, space 0, times 0 [ 131.115987] CPU: 0 PID: 10142 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 131.123283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.132644] Call Trace: [ 131.135249] dump_stack+0x1b9/0x294 [ 131.138896] ? dump_stack_print_info.cold.2+0x52/0x52 [ 131.144089] ? __save_stack_trace+0x7e/0xd0 [ 131.148405] should_fail.cold.4+0xa/0x1a [ 131.152474] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 131.157565] ? save_stack+0x43/0xd0 [ 131.161179] ? kasan_kmalloc+0xc4/0xe0 [ 131.165052] ? kmem_cache_alloc_trace+0x152/0x780 [ 131.169899] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 131.175077] ? __list_lru_init+0x456/0x790 [ 131.179305] ? sget_userns+0x767/0xf00 [ 131.183193] ? graph_lock+0x170/0x170 [ 131.186980] ? do_mount+0x564/0x3070 [ 131.190677] ? ksys_mount+0x12d/0x140 [ 131.194468] ? __x64_sys_mount+0xbe/0x150 [ 131.198603] ? do_syscall_64+0x1b1/0x800 [ 131.202651] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.208003] ? find_held_lock+0x36/0x1c0 [ 131.212070] ? __lock_is_held+0xb5/0x140 [ 131.216126] ? check_same_owner+0x320/0x320 [ 131.220437] ? rcu_note_context_switch+0x710/0x710 [ 131.225358] __should_failslab+0x124/0x180 [ 131.229585] should_failslab+0x9/0x14 [ 131.233375] kmem_cache_alloc_trace+0x2cb/0x780 [ 131.238033] ? __kmalloc_node+0x33/0x70 [ 131.241991] ? __kmalloc_node+0x33/0x70 [ 131.245960] ? rcu_read_lock_sched_held+0x108/0x120 [ 131.250964] __memcg_init_list_lru_node+0x17d/0x2c0 [ 131.255967] ? kvfree_rcu+0x20/0x20 [ 131.259582] ? __kmalloc_node+0x47/0x70 [ 131.263548] __list_lru_init+0x456/0x790 [ 131.267601] ? list_lru_destroy+0x4c0/0x4c0 [ 131.271909] ? mark_held_locks+0xc9/0x160 [ 131.276045] ? __raw_spin_lock_init+0x1c/0x100 [ 131.280613] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 131.285620] ? lockdep_init_map+0x9/0x10 [ 131.289679] sget_userns+0x767/0xf00 [ 131.293382] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 131.298040] ? kernfs_sop_show_options+0x190/0x190 [ 131.302956] ? destroy_unused_super.part.11+0x110/0x110 [ 131.308309] ? kasan_check_read+0x11/0x20 [ 131.312444] ? rcu_is_watching+0x85/0x140 [ 131.316578] ? init_wait_entry+0x1b0/0x1b0 [ 131.320801] ? rcu_pm_notify+0xc0/0xc0 [ 131.324680] ? rcu_read_lock_sched_held+0x108/0x120 [ 131.329683] ? kmem_cache_alloc_trace+0x616/0x780 [ 131.334518] ? lock_downgrade+0x8e0/0x8e0 [ 131.338655] ? refcount_add_not_zero+0x320/0x320 [ 131.343402] kernfs_mount_ns+0x13d/0x8e0 [ 131.347464] ? kernfs_super_ns+0x70/0x70 [ 131.351535] sysfs_mount+0xdf/0x200 [ 131.355152] ? sysfs_kill_sb+0x40/0x40 [ 131.359031] ? lock_downgrade+0x8e0/0x8e0 [ 131.363165] ? module_unload_free+0x5b0/0x5b0 [ 131.368010] mount_fs+0xae/0x328 [ 131.371371] ? mpi_free.cold.1+0x19/0x19 [ 131.375422] vfs_kern_mount.part.34+0xd4/0x4d0 [ 131.379991] ? may_umount+0xb0/0xb0 [ 131.383608] ? _raw_read_unlock+0x22/0x30 [ 131.387743] ? __get_fs_type+0x97/0xc0 [ 131.391618] do_mount+0x564/0x3070 [ 131.395142] ? lock_downgrade+0x8e0/0x8e0 [ 131.399278] ? copy_mount_string+0x40/0x40 [ 131.403502] ? check_same_owner+0x320/0x320 [ 131.407808] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 131.412811] ? __check_object_size+0x95/0x5d9 [ 131.417294] ? __might_sleep+0x95/0x190 [ 131.421261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 131.426786] ? _copy_from_user+0xdf/0x150 [ 131.430925] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 131.436448] ? copy_mount_options+0x285/0x380 [ 131.440928] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 131.446453] ksys_mount+0x12d/0x140 [ 131.450065] __x64_sys_mount+0xbe/0x150 [ 131.454030] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 131.459038] do_syscall_64+0x1b1/0x800 [ 131.462915] ? finish_task_switch+0x1ca/0x840 [ 131.467398] ? syscall_return_slowpath+0x5c0/0x5c0 [ 131.472322] ? syscall_return_slowpath+0x30f/0x5c0 [ 131.477242] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 131.482604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.487436] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.492619] RIP: 0033:0x455a09 [ 131.495795] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/15 12:44:27 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xe00, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:27 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) [ 131.503503] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 131.510757] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 131.518018] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 131.525277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 131.532542] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001a 2018/05/15 12:44:27 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x8800, 0x0) setsockopt$inet6_IPV6_ADDRFORM(r1, 0x29, 0x1, &(0x7f00000000c0)=0x2, 0xd0) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:27 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x127b9d05, 0x709002) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) ioctl$VT_OPENQRY(r1, 0x5600, &(0x7f0000000080)) 2018/05/15 12:44:27 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) r2 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r2, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:27 executing program 5: bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:27 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:27 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8848, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:27 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:27 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000400)='/dev/input/mouse#\x00', 0x0, 0x634441) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000000100)=""/122) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio\x00', 0x503000, 0x0) sendmsg$nl_crypto(r1, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="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"], 0x118}, 0x1, 0x0, 0x0, 0x4040800}, 0x4048040) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x8) connect$l2tp(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x4, 0x301000) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) readv(r2, &(0x7f00000003c0)=[{&(0x7f00000002c0)=""/99, 0x63}, {&(0x7f0000000340)=""/122, 0x7a}], 0x2) fcntl$notify(r3, 0x402, 0x80000003) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000500)=ANY=[@ANYRES64=r2, @ANYRES64=r3], 0x10) ioctl(r0, 0x1000000000000000, &(0x7f00000004c0)="058104be2f93ae73777a947041a821a17ec6006318c9bc17ee49c8290ffa29160557414bc7212c61af866f039da2ae") 2018/05/15 12:44:27 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:27 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) mlock(&(0x7f0000ffd000/0x1000)=nil, 0x1000) munmap(&(0x7f0000ff9000/0x3000)=nil, 0x3000) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mlock2(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f00000001c0)=ANY=[@ANYPTR64=&(0x7f0000000140)=ANY=[@ANYRES16=r0, @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYRES16=r0, @ANYBLOB="68a6bff97c9466f785d7cbacb3ab43095f6a353c23be6e58fb69c916644259b7fb81fd1d526810dfd050a7299247d537625b8a6646f24083957c37c42a62b5bc7028a20411b0779a8d2e1c88483bc17f69a3db0a4e755488d43345d0ae415fdb7668bb73c8753ef6c5c723ccba78911eea8672b0b5a9312ffafbea5c91844255e0320100060668f9fbd4467551f4979802feb59d89a981278aa85b315145139767aed54b5badcee0b693b4"], @ANYRES64=r0]], 0x8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000180)=0xc) sched_setaffinity(r2, 0xfffffffffffffeb4, &(0x7f0000000300)=0x4) 2018/05/15 12:44:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:27 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) r2 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r2, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:27 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8906000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54dbd2", 0x10) 2018/05/15 12:44:27 executing program 1: r0 = accept$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000000)) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000080)) connect$l2tp(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:27 executing program 0: r0 = socket(0xd, 0x9, 0x100000001) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000400)=ANY=[@ANYBLOB="73d1797374656d2e2d257b656c696e7d783a"], &(0x7f0000000100), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:27 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x20000, 0x0) ioctl$KDGKBSENT(r1, 0x4b48, &(0x7f00000000c0)={0x0, 0x856b, 0x4}) setsockopt$inet_int(r1, 0x0, 0x17, &(0x7f0000000080)=0xb2a, 0x4) getsockopt(r0, 0x0, 0x22, &(0x7f0000000100)=""/127, &(0x7f0000000180)=0x7f) 2018/05/15 12:44:27 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:27 executing program 6 (fault-call:3 fault-nth:27): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) [ 131.987800] FAULT_INJECTION: forcing a failure. [ 131.987800] name failslab, interval 1, probability 0, space 0, times 0 [ 131.999114] CPU: 0 PID: 10209 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 132.006400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.015758] Call Trace: [ 132.018364] dump_stack+0x1b9/0x294 [ 132.022012] ? dump_stack_print_info.cold.2+0x52/0x52 [ 132.027214] ? __save_stack_trace+0x7e/0xd0 [ 132.031551] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180), 0x0) 2018/05/15 12:44:27 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000080)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e23, @loopback=0x7f000001}, 0x1, 0x2, 0x1}}, 0xffffffb8) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:27 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x21e100, 0x0) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 132.035626] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 132.040744] ? save_stack+0x43/0xd0 [ 132.044380] ? kasan_kmalloc+0xc4/0xe0 [ 132.048276] ? kmem_cache_alloc_trace+0x152/0x780 [ 132.053125] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 132.058322] ? __list_lru_init+0x456/0x790 [ 132.062564] ? sget_userns+0x767/0xf00 [ 132.066465] ? graph_lock+0x170/0x170 [ 132.070273] ? do_mount+0x564/0x3070 [ 132.073992] ? ksys_mount+0x12d/0x140 [ 132.077800] ? __x64_sys_mount+0xbe/0x150 [ 132.081959] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:27 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) r2 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r2, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 132.086036] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.091411] ? find_held_lock+0x36/0x1c0 [ 132.095495] ? __lock_is_held+0xb5/0x140 [ 132.099576] ? check_same_owner+0x320/0x320 [ 132.103911] ? rcu_note_context_switch+0x710/0x710 [ 132.108854] __should_failslab+0x124/0x180 [ 132.113099] should_failslab+0x9/0x14 [ 132.116908] kmem_cache_alloc_trace+0x2cb/0x780 [ 132.121584] ? __kmalloc_node+0x33/0x70 [ 132.125566] ? __kmalloc_node+0x33/0x70 [ 132.129554] ? rcu_read_lock_sched_held+0x108/0x120 [ 132.134597] __memcg_init_list_lru_node+0x17d/0x2c0 [ 132.139621] ? kvfree_rcu+0x20/0x20 [ 132.143254] ? __kmalloc_node+0x47/0x70 [ 132.147239] __list_lru_init+0x456/0x790 [ 132.151306] ? list_lru_destroy+0x4c0/0x4c0 [ 132.155633] ? mark_held_locks+0xc9/0x160 [ 132.159798] ? __raw_spin_lock_init+0x1c/0x100 [ 132.164388] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 132.169415] ? lockdep_init_map+0x9/0x10 [ 132.173492] sget_userns+0x767/0xf00 [ 132.177211] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 132.181889] ? kernfs_sop_show_options+0x190/0x190 [ 132.186826] ? destroy_unused_super.part.11+0x110/0x110 [ 132.192202] ? kasan_check_read+0x11/0x20 [ 132.196347] ? rcu_is_watching+0x85/0x140 [ 132.200484] ? init_wait_entry+0x1b0/0x1b0 [ 132.204707] ? rcu_pm_notify+0xc0/0xc0 [ 132.208586] ? rcu_read_lock_sched_held+0x108/0x120 [ 132.213591] ? kmem_cache_alloc_trace+0x616/0x780 [ 132.218419] ? lock_downgrade+0x8e0/0x8e0 [ 132.222558] ? refcount_add_not_zero+0x320/0x320 [ 132.227301] kernfs_mount_ns+0x13d/0x8e0 [ 132.231349] ? kernfs_super_ns+0x70/0x70 [ 132.235401] sysfs_mount+0xdf/0x200 [ 132.239037] ? sysfs_kill_sb+0x40/0x40 [ 132.242911] ? lock_downgrade+0x8e0/0x8e0 [ 132.247047] ? module_unload_free+0x5b0/0x5b0 [ 132.251529] mount_fs+0xae/0x328 [ 132.254879] ? mpi_free.cold.1+0x19/0x19 [ 132.258928] vfs_kern_mount.part.34+0xd4/0x4d0 [ 132.263495] ? may_umount+0xb0/0xb0 [ 132.267117] ? _raw_read_unlock+0x22/0x30 [ 132.271248] ? __get_fs_type+0x97/0xc0 [ 132.275132] do_mount+0x564/0x3070 [ 132.278655] ? lock_downgrade+0x8e0/0x8e0 [ 132.282789] ? copy_mount_string+0x40/0x40 [ 132.287016] ? check_same_owner+0x320/0x320 [ 132.291331] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 132.296335] ? __check_object_size+0x95/0x5d9 [ 132.300817] ? __might_sleep+0x95/0x190 [ 132.304780] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 132.310305] ? _copy_from_user+0xdf/0x150 [ 132.314443] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 132.319965] ? copy_mount_options+0x285/0x380 [ 132.324449] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 132.329972] ksys_mount+0x12d/0x140 [ 132.333588] __x64_sys_mount+0xbe/0x150 [ 132.337636] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 132.342642] do_syscall_64+0x1b1/0x800 [ 132.346514] ? finish_task_switch+0x1ca/0x840 [ 132.350996] ? syscall_return_slowpath+0x5c0/0x5c0 [ 132.355915] ? syscall_return_slowpath+0x30f/0x5c0 [ 132.360834] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 132.366190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.371039] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.376214] RIP: 0033:0x455a09 [ 132.379389] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/15 12:44:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5", 0x8) 2018/05/15 12:44:27 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 132.387088] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 132.394345] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 132.401601] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 132.408857] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 132.416120] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001b 2018/05/15 12:44:27 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = dup(r0) ioctl$EVIOCSKEYCODE_V2(r1, 0x40284504, &(0x7f0000000000)={0x9f0e, 0x1e, 0x56e, 0x1, "91dc25b12a2ac2ebbfb28c3a8bba059485cd7698372dd680ac752eb8473a0a08"}) bind$inet(r1, &(0x7f0000000080)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000040)={'bpq0\x00', {0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}) 2018/05/15 12:44:27 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x290a, 0x4) 2018/05/15 12:44:27 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xc0ffffff, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:27 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) bind$inet6(0xffffffffffffffff, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:28 executing program 0: r0 = socket(0xa, 0x5, 0x0) getsockopt$IPT_SO_GET_REVISION_MATCH(r0, 0x0, 0x42, &(0x7f0000000040)={'HL\x00'}, &(0x7f00000000c0)=0x1e) ioctl(r0, 0x2c, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:28 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec", 0xc) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:28 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x4, 0x100) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) socket$unix(0x1, 0x2, 0x0) r2 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x1, 0x0) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000080)=0x7, 0x4) sendmsg$unix(r1, &(0x7f0000000340)={&(0x7f0000000100)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000000300)=[{&(0x7f0000000180)="fb69fc208113709bba06561f5757d0bcc8cd721fff249f023c163f64413458679c55c4bd4354c0101239d572eae6f162d3cdbb971ea95002a595adf359bf46909d27e425c1804cec41d1b19b3d32a40999030f5693d6d3d43e0a1fb6e450e0bb7d3ed894756696abe238a89fc148d6c14a891cc36d135a5d324bb5279ec68a1ee4381060a9b2a9794c50ee26682187b3e37f46b31dd9ef1bf87e2c41695cd1", 0x9f}, {&(0x7f0000000240)="d2c03c898fea3a9e77edac3c53c77d349337741a5c047e703891227a1ac6cb914bc649f1a4b7e4ab05356c42374f1580554663fa8f8bc4c19a97973a3755c01a26cc1afc3087870b104b26b42b67eedc4a382395ed560fd02347c5c99312dc973d60a999fb071c69b305a4176e5e671d6afb41ddc22b5173a6c8534c6cd4d4c1a62ee71807fc9de58a71b18f771c5162719c3a0e545a53", 0x97}], 0x2, 0x0, 0x0, 0x800}, 0x40000) 2018/05/15 12:44:28 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) bind$inet6(0xffffffffffffffff, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:28 executing program 6 (fault-call:3 fault-nth:28): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:28 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54", 0xe) 2018/05/15 12:44:28 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x88a8ffff, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:28 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = epoll_create(0x101) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc0\x00', 0x4000, 0x0) ioctl$GIO_SCRNMAP(r2, 0x4b40, &(0x7f00000000c0)=""/58) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:28 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000040)=0x0) ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r1, 0x10, &(0x7f00000000c0)={0x7}) 2018/05/15 12:44:28 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0xfffffffffffffc01, 0x1) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000100)={r0}) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$TIOCPKT(r1, 0x5420, &(0x7f0000000140)=0x6) syz_mount_image$jfs(&(0x7f0000000040)='jfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000480), 0x0, &(0x7f0000000500)={[{@discard_size={'discard', 0x3d, [0x37, 0x0]}, 0x2c}]}) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) fstat(r0, &(0x7f0000000080)) 2018/05/15 12:44:28 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) bind$inet6(0xffffffffffffffff, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socket(0xa, 0x1, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 132.858809] JFS: discard option not supported on device [ 132.873436] FAULT_INJECTION: forcing a failure. [ 132.873436] name failslab, interval 1, probability 0, space 0, times 0 [ 132.884747] CPU: 1 PID: 10310 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 132.892026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.901472] Call Trace: [ 132.904074] dump_stack+0x1b9/0x294 [ 132.907718] ? dump_stack_print_info.cold.2+0x52/0x52 [ 132.912922] ? __save_stack_trace+0x7e/0xd0 [ 132.917260] should_fail.cold.4+0xa/0x1a [ 132.921330] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 132.926444] ? save_stack+0x43/0xd0 [ 132.930080] ? kasan_kmalloc+0xc4/0xe0 [ 132.933983] ? kmem_cache_alloc_trace+0x152/0x780 [ 132.938833] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 132.944033] ? __list_lru_init+0x456/0x790 [ 132.948280] ? sget_userns+0x767/0xf00 [ 132.952180] ? graph_lock+0x170/0x170 2018/05/15 12:44:28 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(seed)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000180)="0a2775b0d5e383e5b3b6fcec5c54db", 0xf) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socket(0xa, 0x1, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:28 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 132.955989] ? do_mount+0x564/0x3070 [ 132.959711] ? ksys_mount+0x12d/0x140 [ 132.963522] ? __x64_sys_mount+0xbe/0x150 [ 132.967945] ? do_syscall_64+0x1b1/0x800 [ 132.972017] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.977391] ? find_held_lock+0x36/0x1c0 [ 132.981470] ? __lock_is_held+0xb5/0x140 [ 132.985554] ? check_same_owner+0x320/0x320 [ 132.989899] ? rcu_note_context_switch+0x710/0x710 [ 132.994841] __should_failslab+0x124/0x180 [ 132.999092] should_failslab+0x9/0x14 [ 133.002912] kmem_cache_alloc_trace+0x2cb/0x780 2018/05/15 12:44:28 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000180)=ANY=[@ANYRES64=r0, @ANYRES64=r0, @ANYRES16=r0, @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYRES32=r0, @ANYRES16=r0, @ANYRES16=r0, @ANYBLOB="367bd6d5713676ff91e470d6c64145826bf8c9710d67fc1999971a0cc79bd7fcef1e151a7906cd50840a1e3e0dbc36ed3ab8764a552648f1f2f1ec19186b54729342089680cc9b3ce3ec2c5f4256c0db230bface9cca39b71d4a0a67f61c30d96cb76802b6e6af87d4d4f948d91d2ca683c461cf165885712c0bf591e8351cbd5b4cce"], @ANYBLOB="0f75cb73f8422c25ecd1744b3978c95fe336eb07f27070633803370a783c5ed41f4d76b438c5b88c68d7a37ce56f34c833e2371bc7197067cf680ec8f1982be26b926320751f4f2a069896cebc90561d38e741beb1a9b8e8a2e339671dacbf253d89239c07dd4786fdf3dafda98e324482d80b3131b04ee288c00916d60f8b2b0afaabd58e22482c0481c027c2612689d609f7f863759fc0db1ff776de", @ANYRES64=r0, @ANYPTR=&(0x7f0000000380)=ANY=[@ANYBLOB="8caa9ac3fd27ebec87e366b6e1c513f3cc2882f3c97ff79aee86fac3c42f277363b9e3e7e62529299eb493c587dc2d7771fa30e51d65ef136fd376e61b26006745cf348fbdb6159deaa9e3ed4115c5e42e6c68af3b38bb2d5f6d27adbfc9798d02f829ffa593f74aa46f20ac78eb181de356b102513b0583dd87613579975b541bdd94248220983e4a9fe05444887b773b34992e5f8988a88eed37189909a4253ebfe388c1f289d94feee9870975119a28e8f96a05628dd1133ba030bcab4b3d8b3830b2c2c68b97329155a621cea4950998a011", @ANYPTR=&(0x7f0000000280)=ANY=[@ANYRES64, @ANYBLOB="80916d2828a2a718a175c54cdfa8a9f856795a53cfa0aed0dcb300ddcb82fdb5093c9dce43296c6e29a660f8b398fddd9171c832e7ff5b629b38768ba68295865bda94ca2b505ffeca9ff02e10ed17de339af568b9e524dcb158339026b84e2bdf93a3c84e6eea4efb38dff5e1bf5881055933bc9e3209ed06080c3ce5dc9bd5d95b2d3138a000abb7d1b888c89c5014da1e0ccf4ede1c35f97430c2845c8c6bb7e0e1344dbdc3696a54f1ec33645b362ec1707880c26159855237f1c3bccbeb49d670b194f890e5fca495fe82a0027551a1a7d826e9af72b65f01ffa5c3e62cb32f61e20f", @ANYPTR64]]], 0xc7) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socket(0xa, 0x1, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 133.007594] ? __kmalloc_node+0x33/0x70 [ 133.011574] ? __kmalloc_node+0x33/0x70 [ 133.015560] ? rcu_read_lock_sched_held+0x108/0x120 [ 133.020587] __memcg_init_list_lru_node+0x17d/0x2c0 [ 133.025612] ? kvfree_rcu+0x20/0x20 [ 133.029254] ? __kmalloc_node+0x47/0x70 [ 133.033252] __list_lru_init+0x456/0x790 [ 133.037328] ? list_lru_destroy+0x4c0/0x4c0 [ 133.041658] ? mark_held_locks+0xc9/0x160 [ 133.045817] ? __raw_spin_lock_init+0x1c/0x100 [ 133.050412] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 133.055441] ? lockdep_init_map+0x9/0x10 2018/05/15 12:44:28 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 133.059515] sget_userns+0x767/0xf00 [ 133.063243] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 133.067922] ? kernfs_sop_show_options+0x190/0x190 [ 133.072864] ? destroy_unused_super.part.11+0x110/0x110 [ 133.078248] ? kasan_check_read+0x11/0x20 [ 133.082401] ? rcu_is_watching+0x85/0x140 [ 133.086594] ? init_wait_entry+0x1b0/0x1b0 [ 133.090836] ? rcu_pm_notify+0xc0/0xc0 [ 133.094754] ? rcu_read_lock_sched_held+0x108/0x120 [ 133.099784] ? kmem_cache_alloc_trace+0x616/0x780 [ 133.104633] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:28 executing program 1: connect$l2tp(0xffffffffffffffff, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000040)) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000000)=ANY=[], 0x0) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 133.108800] ? refcount_add_not_zero+0x320/0x320 [ 133.113573] kernfs_mount_ns+0x13d/0x8e0 [ 133.117643] ? kernfs_super_ns+0x70/0x70 [ 133.121723] sysfs_mount+0xdf/0x200 [ 133.125358] ? sysfs_kill_sb+0x40/0x40 [ 133.129252] ? lock_downgrade+0x8e0/0x8e0 [ 133.133406] ? module_unload_free+0x5b0/0x5b0 [ 133.137913] mount_fs+0xae/0x328 [ 133.141289] ? mpi_free.cold.1+0x19/0x19 [ 133.145361] vfs_kern_mount.part.34+0xd4/0x4d0 [ 133.149951] ? may_umount+0xb0/0xb0 [ 133.153585] ? _raw_read_unlock+0x22/0x30 [ 133.157741] ? __get_fs_type+0x97/0xc0 [ 133.161640] do_mount+0x564/0x3070 [ 133.165216] ? lock_downgrade+0x8e0/0x8e0 [ 133.169379] ? copy_mount_string+0x40/0x40 [ 133.173621] ? check_same_owner+0x320/0x320 [ 133.177950] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 133.182991] ? __check_object_size+0x95/0x5d9 [ 133.187498] ? __might_sleep+0x95/0x190 [ 133.191488] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.197039] ? _copy_from_user+0xdf/0x150 [ 133.201217] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.206765] ? copy_mount_options+0x285/0x380 [ 133.211261] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.216806] ksys_mount+0x12d/0x140 [ 133.220446] __x64_sys_mount+0xbe/0x150 [ 133.224428] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 133.229452] do_syscall_64+0x1b1/0x800 [ 133.233346] ? finish_task_switch+0x1ca/0x840 [ 133.237858] ? syscall_return_slowpath+0x5c0/0x5c0 [ 133.242794] ? syscall_return_slowpath+0x30f/0x5c0 [ 133.247733] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 133.253109] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.257966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.263158] RIP: 0033:0x455a09 [ 133.266351] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.274068] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 133.281350] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 133.288632] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 133.295903] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 133.303173] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001c 2018/05/15 12:44:28 executing program 6 (fault-call:3 fault-nth:29): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:28 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:28 executing program 7: socket(0xa, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:28 executing program 0: clock_adjtime(0x0, &(0x7f0000000200)={0x27ff, 0x0, 0x0, 0x0, 0x0, 0x7f}) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:28 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) read(r1, &(0x7f0000000280)=""/1, 0x1) dup3(r1, r0, 0x0) 2018/05/15 12:44:28 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xffffa888, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:28 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x0, 0x4280) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000140)='/dev/snapshot\x00', 0x103000, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e20, @multicast2=0xe0000002}}, [0x1f, 0x81, 0x1, 0x7, 0x4, 0xfffffffffffffe01, 0x0, 0xcc5, 0xfff, 0x5, 0x2, 0x20, 0x2, 0x50000000000000, 0x8]}, &(0x7f00000000c0)=0x100) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x90, &(0x7f0000000400)=[@in6={0xa, 0x4e24, 0x9, @empty, 0x9}, @in6={0xa, 0x4e22, 0x80000000, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x6}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7}, @in={0x2, 0x4e24, @multicast1=0xe0000001}, @in6={0xa, 0x4e24, 0x7, @dev={0xfe, 0x80, [], 0x17}, 0x8}]}, &(0x7f00000004c0)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000180)={r3, @in6={{0xa, 0x4e22, 0x8, @local={0xfe, 0x80, [], 0xaa}, 0x8}}}, &(0x7f0000000500)=0x84) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000280)=@assoc_id=r4, &(0x7f00000002c0)=0x4) ioctl$EVIOCGABS2F(r1, 0x8018456f, &(0x7f0000000240)) ioctl$KDADDIO(r1, 0x4b34, 0x6) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f0000000080)) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) [ 133.405924] FAULT_INJECTION: forcing a failure. [ 133.405924] name failslab, interval 1, probability 0, space 0, times 0 [ 133.417320] CPU: 1 PID: 10351 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 133.424601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.433967] Call Trace: [ 133.436576] dump_stack+0x1b9/0x294 [ 133.440229] ? dump_stack_print_info.cold.2+0x52/0x52 [ 133.445443] ? __save_stack_trace+0x7e/0xd0 [ 133.449799] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:28 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:28 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x21}}, 0x4, 0x0, 0x4, 0x1}}, 0x100000280) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x8c7e, 0x800) ioctl$TIOCLINUX2(r1, 0x541c, &(0x7f0000000080)={0x2, 0x0, 0x9, 0x8, 0x85d, 0x3}) [ 133.453875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 133.458991] ? save_stack+0x43/0xd0 [ 133.462635] ? kasan_kmalloc+0xc4/0xe0 [ 133.466538] ? kmem_cache_alloc_trace+0x152/0x780 [ 133.471393] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 133.476588] ? __list_lru_init+0x456/0x790 [ 133.480838] ? sget_userns+0x767/0xf00 [ 133.484736] ? graph_lock+0x170/0x170 [ 133.488569] ? do_mount+0x564/0x3070 [ 133.492293] ? ksys_mount+0x12d/0x140 [ 133.496103] ? __x64_sys_mount+0xbe/0x150 [ 133.500258] ? do_syscall_64+0x1b1/0x800 [ 133.504331] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.509710] ? find_held_lock+0x36/0x1c0 [ 133.513789] ? __lock_is_held+0xb5/0x140 [ 133.517876] ? check_same_owner+0x320/0x320 [ 133.522214] ? rcu_note_context_switch+0x710/0x710 [ 133.527155] __should_failslab+0x124/0x180 [ 133.531403] should_failslab+0x9/0x14 [ 133.535216] kmem_cache_alloc_trace+0x2cb/0x780 [ 133.539895] ? __kmalloc_node+0x33/0x70 [ 133.543880] ? __kmalloc_node+0x33/0x70 [ 133.547878] ? rcu_read_lock_sched_held+0x108/0x120 [ 133.547904] __memcg_init_list_lru_node+0x17d/0x2c0 [ 133.547922] ? kvfree_rcu+0x20/0x20 [ 133.547939] ? __kmalloc_node+0x47/0x70 [ 133.547960] __list_lru_init+0x456/0x790 [ 133.547978] ? list_lru_destroy+0x4c0/0x4c0 [ 133.547993] ? mark_held_locks+0xc9/0x160 [ 133.548011] ? __raw_spin_lock_init+0x1c/0x100 [ 133.548027] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 133.548043] ? lockdep_init_map+0x9/0x10 [ 133.548059] sget_userns+0x767/0xf00 [ 133.548072] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 133.548090] ? kernfs_sop_show_options+0x190/0x190 [ 133.548107] ? destroy_unused_super.part.11+0x110/0x110 [ 133.548130] ? kasan_check_read+0x11/0x20 [ 133.548145] ? rcu_is_watching+0x85/0x140 [ 133.548160] ? init_wait_entry+0x1b0/0x1b0 [ 133.548174] ? rcu_pm_notify+0xc0/0xc0 [ 133.548198] ? rcu_read_lock_sched_held+0x108/0x120 [ 133.548212] ? kmem_cache_alloc_trace+0x616/0x780 [ 133.548225] ? lock_downgrade+0x8e0/0x8e0 [ 133.548242] ? refcount_add_not_zero+0x320/0x320 [ 133.548259] kernfs_mount_ns+0x13d/0x8e0 [ 133.548275] ? kernfs_super_ns+0x70/0x70 [ 133.548298] sysfs_mount+0xdf/0x200 [ 133.548313] ? sysfs_kill_sb+0x40/0x40 [ 133.548326] ? lock_downgrade+0x8e0/0x8e0 [ 133.548340] ? module_unload_free+0x5b0/0x5b0 [ 133.548358] mount_fs+0xae/0x328 [ 133.548371] ? mpi_free.cold.1+0x19/0x19 [ 133.548390] vfs_kern_mount.part.34+0xd4/0x4d0 [ 133.548405] ? may_umount+0xb0/0xb0 [ 133.548418] ? _raw_read_unlock+0x22/0x30 [ 133.548432] ? __get_fs_type+0x97/0xc0 [ 133.548451] do_mount+0x564/0x3070 [ 133.548466] ? lock_downgrade+0x8e0/0x8e0 [ 133.548486] ? copy_mount_string+0x40/0x40 [ 133.548502] ? check_same_owner+0x320/0x320 [ 133.548518] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 133.548533] ? __check_object_size+0x95/0x5d9 [ 133.548554] ? __might_sleep+0x95/0x190 [ 133.548577] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.548593] ? _copy_from_user+0xdf/0x150 [ 133.548612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.548627] ? copy_mount_options+0x285/0x380 [ 133.548644] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 133.548662] ksys_mount+0x12d/0x140 [ 133.548677] __x64_sys_mount+0xbe/0x150 [ 133.548695] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 133.760850] do_syscall_64+0x1b1/0x800 [ 133.764726] ? finish_task_switch+0x1ca/0x840 [ 133.769220] ? syscall_return_slowpath+0x5c0/0x5c0 [ 133.774139] ? syscall_return_slowpath+0x30f/0x5c0 [ 133.779056] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 133.784406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.789236] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.794407] RIP: 0033:0x455a09 [ 133.797579] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/15 12:44:29 executing program 3: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 133.805274] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 133.812528] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 133.819784] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 133.827045] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 133.834308] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001d 2018/05/15 12:44:29 executing program 7: socket(0xa, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:29 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x4, 0x4, 0x0, 0x2, {0xa, 0x4e22, 0x800, @dev={0xfe, 0x80, [], 0x21}, 0x400}}}, 0x17) ioctl$KVM_SET_CLOCK(r0, 0x4030ae7b, &(0x7f0000000040)={0x1, 0x4}) r1 = syz_open_dev$sndpcmc(&(0x7f0000000380)='/dev/snd/pcmC#D#c\x00', 0xa7, 0x101000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e20, 0x2, @mcast2={0xff, 0x2, [], 0x1}}}, [0x2, 0x0, 0x4, 0x4, 0x6, 0x3, 0x4, 0x1, 0xfc4, 0x35d, 0xc0, 0x1, 0x6, 0x800, 0x9]}, &(0x7f0000000200)=0x100) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f00000004c0)={&(0x7f0000ffe000/0x1000)=nil, 0x1000}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000480)=[@in6={0xa, 0x4e22, 0x5, @local={0xfe, 0x80, [], 0xaa}, 0x8000}, @in={0x2, 0x4e22, @multicast1=0xe0000001}], 0x2c) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000240)={r2, 0x1}, &(0x7f0000000280)=0x8) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000) r3 = getpgid(0xffffffffffffffff) capset(&(0x7f00000003c0)={0x399f1736, r3}, &(0x7f0000000400)={0x6, 0x3, 0x0, 0x3, 0x8, 0x3}) getsockopt$inet_mreq(r1, 0x0, 0x20, &(0x7f0000000300)={@broadcast, @broadcast}, &(0x7f0000000340)=0x8) bind(r0, &(0x7f0000000080)=@in={0x2, 0x4e22, @broadcast=0xffffffff}, 0x80) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) r4 = syz_open_dev$amidi(&(0x7f00000002c0)='/dev/amidi#\x00', 0x10001, 0x4000) ioctl$TCFLSH(r4, 0x540b, 0x6) setsockopt$inet_tcp_int(r1, 0x6, 0xb, &(0x7f0000000440)=0x7f, 0x4) 2018/05/15 12:44:29 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x0, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:29 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0xa500000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:29 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x5, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000600)={{{@in=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @rand_addr}}, 0x0, @in6=@dev}}, &(0x7f0000000700)=0xe8) lstat(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000d80)=0x0) r5 = gettid() r6 = getpid() getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000fc0)={{{@in=@multicast1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}}}, &(0x7f00000010c0)=0xe8) fcntl$getownex(r0, 0x10, &(0x7f0000001700)={0x0, 0x0}) r9 = getuid() stat(&(0x7f0000001880)='./file0\x00', &(0x7f00000018c0)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000002dc0)=0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000003140)=0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000003180)={{{@in=@broadcast, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@mcast1}}, &(0x7f0000003280)=0xe8) getgroups(0x4, &(0x7f00000032c0)=[0x0, 0x0, 0x0, 0x0]) r15 = getpgrp(0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000003300)={{{@in6=@ipv4={[], [], @multicast2}, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000003400)=0xe8) stat(&(0x7f0000003440)='./file0\x00', &(0x7f0000003480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000003500)=0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000003540)={{{@in=@multicast1, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@mcast1}}, &(0x7f0000003640)=0xe8) r20 = syz_open_dev$sndseq(&(0x7f0000000200)='/dev/snd/seq\x00', 0x0, 0x1) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r20, 0x4058534c, &(0x7f0000000140)={0x80, 0x0, 'client0\x00', 0x0, "cf5493b26f7da4bb", "24000000767509a2cbf0594d0000000e0500000098701440123dd35fe184e054"}) getresgid(&(0x7f0000003680)=0x0, &(0x7f00000036c0), &(0x7f0000003700)) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000003740)=0x0) lstat(&(0x7f0000003780)='./file0\x00', &(0x7f00000037c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r24 = getegid() sendmsg$netlink(r1, &(0x7f0000003940)={0x0, 0x0, &(0x7f0000003080)=[{&(0x7f00000001c0)={0x10, 0x42, 0x0, 0x70bd26, 0x25dfdbfb}, 0x10}, {&(0x7f00000005c0)={0x10, 0x26, 0x800, 0x70bd28, 0x25dfdbff}, 0x10}, {&(0x7f0000003980)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="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", @ANYRES32=r2, @ANYBLOB="2cc348666ebfdf4c", @ANYRES32=r3], 0x57c}, {&(0x7f0000000dc0)={0x114, 0x18, 0x30, 0x70bd26, 0x25dfdbfe, "", [@typed={0x8, 0x8d, @ipv4=@broadcast=0xffffffff}, @nested={0xe4, 0xf, [@typed={0xc, 0x7d, @str='user}-,\x00'}, @generic="f8b0c8ead2b7c0f36067dcc86838b0b4196518fa7605ae0ee05c5c4173f27d83c8bf82b6ecb28fcfce9e5c1a0487cb9fcd32e8ff90d9f0e156bab5860a085bca5c351c91222a62decfd63edd6fe6bec5d11e5dddd17b19c1938e32cbfc5de484bdd0f50098556ad10b0792c27a0d39c38156c8a5243081fbd8c3c756ba761ee29c1c6153f330db82e4dcfafd1f12e81e6ebb74ddff000207a82aab81430504ab4b9d0d574462bea5bf7f7460ab2f640541c48f9fc841fd39e57982f2feb5f70a9f97866f9ff857616c25a72210fb15dc0c"]}, @typed={0x8, 0x5, @pid=r4}, @generic="13ef546ff4ef", @typed={0x8, 0x96, @pid=r5}]}, 0x114}, {&(0x7f0000000f00)={0x98, 0x10, 0xb38, 0x70bd27, 0x25dfdbfe, "", [@nested={0x4, 0x76}, @generic="23a2b34a077e9425f5a91cd03c0e499f5080b13bf4e3d1b36be5d9d9a00d987b186ffef46cb00c3b8c1f2669364819cab45932d4f47c643b0edf50eefcd4c5917d07bd7c497cd368ce1dcbe74f4c8de1a41a68c4ba58cd6ecdd27bbfe9be28f3c6d814b3769e3401b80b7bdae4ef0cda3486fc1837ea00dd53502bfce215560c7b0783ac"]}, 0x98}, {&(0x7f0000000800)=ANY=[@ANYBLOB="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", @ANYRES32=r0, @ANYBLOB='\b\x00{\x00', @ANYRES32=r6, @ANYBLOB="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", @ANYRES32=r7, @ANYBLOB='\x00'], 0x328}, {&(0x7f0000001440)={0x2b0, 0x28, 0x0, 0x70bd29, 0x25dfdbfe, "", [@typed={0xdc, 0x9, @binary="e6bbbaf5b1a01719063b4c82763cbe265886e538751cbd61566c2c0218f1cd660839bc9589e32a6388be1d72bfa403b0bc2b687dffe2123adfda093a8f2dc2ed660a8dd255822412662205e9f5bd756ce68462df31a69b591c7e37c766f3268748954c1f110921bb430b45d6d9c1e9e4e0122d25561d77f4b1fc7bfb44093f4163105380a4efaf8035e34b3e1ef54c30708d06051ab6b06cf1a1b00d3d9158b412605262d7f3cebb51d2031f1da33ee1773d7118f595ac37375f590425022b949b4584d858d437b5033cef425781e19365849694a21c"}, @typed={0x14, 0x2e, @ipv6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, @generic="7a20fa821096804f657f5c871d9484a8b6fa20b4b265a24a11a60624ca3ead6ce23c1b039148cea7b73f7d8b2e5d98554b4cd964135dc0c52939cfd82b8f4057cde7bdebb89a8692707481de14442aef1453b1e08d4e3da1ddbaeb4e8c9153c4394a6f7af3ac09f88819e3e054ebc3b14fcef84f96915bcaa6eedd865008141935567b9b6e2e22dc295fdfc8b2bee4ab15243535ecee3182836f2fa8e15011cad36edc", @typed={0x8, 0x22, @ipv4=@dev={0xac, 0x14, 0x14, 0xa}}, @nested={0x104, 0x9, [@typed={0x18, 0x2, @str='/dev/snd/midiC#D#\x00'}, @typed={0x8, 0x22, @fd=r0}, @typed={0x18, 0x4b, @str='{trustednodeveth1\x00'}, @generic="f0d0abeb1200f10a591a89e21749b131af4eecc3eaf995239247c1c106a012735703aeff4429851137dcab1c38f1203b617b8c305e21318ddfd1926702cd45d3c0e49a84178361e1e10ac54d2275f54c87ab4291d625bfd4b6985fb298cf0bd6b93192580efe8271316dac1263622ca4246a5101c64cdcb35e6565fc2fc222db2aafb7f5e08c17bb64e0df43d3d992f503ddb88a1a7bc5d25081232cd415fc6dc6756fa1837db35ffb89e4621c745195e94733d342a8f590f1e13faed7aca8c4624baaae7716212b"]}]}, 0x2b0}, {&(0x7f0000001740)={0x118, 0x27, 0x700, 0x70bd28, 0x25dfdbfd, "", [@nested={0x84, 0x6f, [@typed={0x14, 0x7c, @ipv6}, @typed={0x14, 0x68, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @generic="d9765c29297770068e37511f", @typed={0x8, 0x4a, @u32}, @typed={0x8, 0x8e, @pid=r8}, @typed={0x14, 0x73, @ipv6=@local={0xfe, 0x80, [], 0xaa}}, @typed={0x14, 0x28, @ipv6=@dev={0xfe, 0x80, [], 0x21}}, @typed={0x14, 0x38, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}]}, @typed={0x8, 0x49, @ipv4=@dev={0xac, 0x14, 0x14, 0x1c}}, @generic="33528dda1e9402c096ec089a80f7b04dda6472b679b27efd700c6c20fa01d0470cecd3f971d4e6621c1f5ccf01372b4a4e2991ef2ed9869879bbf305ffa43cc4935c2d8d3b1839f26cfe664131b87b85fd9be4b4cff63232ce9b2afd643efc889c9619286bc22a243b7ca250a66c023c1f6c125c365f5a227482"]}, 0x118}, {&(0x7f0000001940)={0x147c, 0x10, 0x4, 0x70bd28, 0x25dfdbfd, "", [@nested={0xc, 0x7c, [@typed={0x8, 0x3c, @uid=r9}]}, @nested={0x84, 0x79, [@typed={0x8, 0x91, @u32}, @typed={0x8, 0x72, @uid=r10}, @typed={0x14, 0x56, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @generic="f50d4225dd82964a5d25a216eab661fad7656434fe4b58889395e8c760cbe92b9453cff8f88b5ce5fc5eb483e8283397b6602fccdf6cb325f9babc592cd90bc393e706915090d80e3965cec1b4e29003575a", @typed={0x8, 0x83, @fd=r1}]}, @nested={0x278, 0x71, [@generic="5d6d57ec6b2b0fac49a79e7e61c86dd5dde6d7ff61319082559898cbcbed204068ac409176a53f26270b047e4f7be29c6fdff4aa878e2209b0dc46a157fa45471c7942f595ca1d8aea881ab827b05ea9a4a7fcc537a47de2cc1e002b7f69905390721f3a3ad8661d3c28a6f3373b0109d853f770acb8982877da10583845c4b3bf80edff5dfadf332b06966fbd360544fe5d51db9658bebd6bd463bd46e9bec64b9ccf5105ed459b6145e95b0ca6864f1a87f044984cf64cbbbd886242a5f7fdc9e3a0595d24ca794c3f52ad704d7464f6963ea935fa", @typed={0xc, 0x4f, @u64=0x2}, @typed={0x8, 0x42, @ipv4=@local={0xac, 0x14, 0x14, 0xaa}}, @typed={0x68, 0x2f, @binary="724ef9ebd62de418279eab1c5fcc2cfd537794eef55091c0e4c689c0126ddf94a718e2c01e23b84a49b5dbe30e80c5a404ebc6eef0887498148ae77a2689432a614e51b30de6be098699b568a8a1299839a6569e810cb0d66f82d1e2567d578680"}, @generic="da2fa242e079069bb0149bba2b28e4a88ddc2c083963a59a914277a44844dea70446f7c009cde318f34bec5cf5a1129bc8861493396988e9de698111d17cd1f1650def524e63e833fb7ee77c20a6d618e53bd85f9196f7770a81e52aa31e8baf3b2c7c93dbdd69f63d", @typed={0x4, 0x8c}, @generic="779b8a38987001ef7fc8aa5cb46d9860fd7e3ffd5d09295a410431baa369fff8429c07c5ea8c76699198969069c3663c6184e906e3e1b237f9ce44bbf17b15575788e24fd54972de79c4579b27b98cf1d993baa0d39e194bfcc30edd9de2745f119db33e5195afa46a059b6be53a3017b1ae6c33139f71e4749f093d48b8f8c79956ebfbb82dfcef639c419a917e2bfe1cd6e849682e46c006a2a4120989f148ad668618492410391cbe7edfa3cbc19c47f6f4"]}, @typed={0xf4, 0x60, @binary="ecc8d0918db3efe659b842c80929048613d467843a3882da7b960c09b489f3e0ca001a7f13fb893729a8585b139969fd15b43228d962df2094888f23ed3f9475926e1765a9a5c6fcf1053d07fbe2d33c6b4e2c4ae759c03edd6f5f405a5f021a72d96cc3bbc529bc2355c529930a1fff3eca44e29da9ae4c39a6fe5ad530e387b67f23c5c4c68ffde0aa96d7522b68866bc754a904f930c43a3f081c23fa5298b13972242ed4308244420b2ac15835b7b8a2791c79629c9ed16fe640230afa9d24505c7924fc651feacc56fc9c3db45aa78424c5edcd80eaae7d8daf4863cb5ba4eb0b93c3efca0a8651fe0b50577f"}, @generic="b6edb2524c0639ac85d1", @generic="59c95505c7a84545773461d5edc13bfd00988ef268ca340a8e67656918378cfae6dd902ced053490ebb5ab394eea2e908e91de9bd4ab3ce031c406d56094773e038e572cd6701d408624da7f4f2dba22ad68dd5a745a4ab762c47719d041646abd1bd5cf3d1b", @generic="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0x147c}, {&(0x7f0000002e00)={0x248, 0x1a, 0x100, 0x70bd28, 0x25dfdbff, "", [@typed={0x8, 0x72, @pid=r11}, @generic="d3a25cbfefadd768111cd1ad1d2c0928da6a50fe62692ecbddc576197fb223084b92b82fbcf78a2fbf15cc4abc12f66b679711ae8d9237539e6ff4832f4f442a1ddb99f8fff2727a997bd6af04f06c848af5bfa4d987b4da8409045f5047c091791cbac0b57ecfb79cf6e226960b0449c4df0bed960e4560d5efc7cb89bc508d5b36c73a769b8420d9a85fcb21fbfa4a0acf6b351066d74cbfce8fa56e4d15e6d262db3dc0", @nested={0x4, 0x45}, @generic="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", @typed={0x18, 0x4, @str='/dev/snd/midiC#D#\x00'}, @nested={0x3c, 0x63, [@generic="d1ec52ec63bdd17585de256199525640229586077eebc0de1da75c0231f792c2e6b00f3f2c5a7519eee031bdfb4f20f4ebdf81b554"]}, @nested={0x20, 0x3b, [@typed={0x14, 0x93, @ipv6=@ipv4={[], [0xff, 0xff]}}, @typed={0x8, 0x78, @u32=0x5}]}, @typed={0x14, 0x76, @ipv6=@dev={0xfe, 0x80, [], 0x1d}}]}, 0x248}], 0xa, &(0x7f0000003840)=[@cred={0x20, 0x1, 0x2, r12, r13, r14}, @cred={0x20, 0x1, 0x2, r15, r16, r17}, @rights={0x20, 0x1, 0x1, [r0, r1, r1]}, @rights={0x28, 0x1, 0x1, [r1, r0, r1, r1, r0, r1]}, @rights={0x18, 0x1, 0x1, [r1]}, @cred={0x20, 0x1, 0x2, r18, r19, r21}, @rights={0x20, 0x1, 0x1, [r1, r0, r1, r1]}, @cred={0x20, 0x1, 0x2, r22, r23, r24}], 0x100, 0x1}, 0x8000) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f00000003c0)={{{@in=@dev, @in6=@mcast2}}, {{@in=@multicast1}, 0x0, @in=@remote}}, &(0x7f0000000140)=0xe8) 2018/05/15 12:44:29 executing program 6 (fault-call:3 fault-nth:30): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:29 executing program 0: r0 = socket(0xa, 0x5, 0x0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ashmem\x00', 0x800, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) mknod(&(0x7f0000000040)='./file0\x00', 0x20, 0x5) ioctl$sock_bt_bnep_BNEPCONNDEL(r0, 0x400442c9, &(0x7f00000000c0)={0x4, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:29 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) accept4(r0, &(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @loopback}}}, &(0x7f0000000100)=0x80, 0x800) connect$vsock_dgram(r1, &(0x7f0000000140)={0x28, 0x0, 0x2710, @host=0x2}, 0x10) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000000)={'ip6_vti0\x00', {0x2, 0x4e23, @rand_addr=0x5}}) socket$nl_crypto(0x10, 0x3, 0x15) 2018/05/15 12:44:29 executing program 5: set_mempolicy(0x1, &(0x7f0000000000), 0x100) r0 = socket$inet6(0xa, 0x202000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x0, 0x0, 0xff, 0x1}, 0x20) 2018/05/15 12:44:29 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x80, 0x0) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:29 executing program 7: socket(0xa, 0x1, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:29 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x0, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:29 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x8100000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) [ 134.416879] FAULT_INJECTION: forcing a failure. [ 134.416879] name failslab, interval 1, probability 0, space 0, times 0 [ 134.428205] CPU: 0 PID: 10419 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 134.435487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.444845] Call Trace: [ 134.447449] dump_stack+0x1b9/0x294 [ 134.451095] ? dump_stack_print_info.cold.2+0x52/0x52 [ 134.456297] ? __save_stack_trace+0x7e/0xd0 [ 134.460634] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:29 executing program 1: r0 = accept4$inet(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, @local}, &(0x7f0000000280)=0x10, 0x80000) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x400}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000340)={r1, 0x2}, &(0x7f0000000380)=0x8) connect$l2tp(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(0xffffffffffffffff, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:29 executing program 7: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 134.464710] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 134.469823] ? save_stack+0x43/0xd0 [ 134.473460] ? kasan_kmalloc+0xc4/0xe0 [ 134.477360] ? kmem_cache_alloc_trace+0x152/0x780 [ 134.482210] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 134.487406] ? __list_lru_init+0x456/0x790 [ 134.491648] ? sget_userns+0x767/0xf00 [ 134.495556] ? graph_lock+0x170/0x170 [ 134.499367] ? do_mount+0x564/0x3070 [ 134.503089] ? ksys_mount+0x12d/0x140 [ 134.506915] ? __x64_sys_mount+0xbe/0x150 [ 134.511086] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:29 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0x0, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:29 executing program 7: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 134.515159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.520537] ? find_held_lock+0x36/0x1c0 [ 134.524611] ? __lock_is_held+0xb5/0x140 [ 134.528694] ? check_same_owner+0x320/0x320 [ 134.533031] ? rcu_note_context_switch+0x710/0x710 [ 134.537972] __should_failslab+0x124/0x180 [ 134.542220] should_failslab+0x9/0x14 [ 134.546040] kmem_cache_alloc_trace+0x2cb/0x780 [ 134.550717] ? __kmalloc_node+0x33/0x70 [ 134.554699] ? __kmalloc_node+0x33/0x70 [ 134.558684] ? rcu_read_lock_sched_held+0x108/0x120 2018/05/15 12:44:30 executing program 1: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000400)='/dev/urandom\x00', 0x44000, 0x0) ioctl$VHOST_GET_FEATURES(r0, 0x8008af00, &(0x7f0000000440)) r1 = socket$l2tp(0x18, 0x1, 0x1) symlink(&(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)='./file0\x00') connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r2 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000300)='/dev/urandom\x00', 0x400000, 0x0) getsockopt$ipx_IPX_TYPE(r2, 0x100, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0x4) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x1503e8) connect$l2tp(r2, &(0x7f00000003c0)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x1, 0x4, 0x1, 0x2, {0xa, 0x4e24, 0x5, @mcast2={0xff, 0x2, [], 0x1}, 0x3}}}, 0x32) pwritev(r1, &(0x7f00000002c0)=[{&(0x7f0000000080)="9a9df603c061525cfe4e5101de59b74a1caff72290b4176fb62999aed3e8d20f087e4f5cf0d2032973bb22af4ff0e0036606e7462310780d964d3018a6dcf93b2f00e5c5d21fb0ad93cebdaa12ac73db76e735409651db949eb1abb6130cd56a5324396ff4e29f8bb7cfa484709a93de5ed93cca668cde07a3e574ec93700277", 0x80}, {&(0x7f0000000000)="c4a76afa77578734", 0x8}, {&(0x7f0000000100)="ba9d341876f60ae139532d329552f6b7b3b0580a55a931fabd09e30c2ad8afb9f6e1ed6eabf8ed8c10d989806fdb4f8116d7b98c48240ff73fe47efb464ba2aebd3e2618abc6be677bea2987f8a101faf1e1d914cff3b00430ffd4eb92467d0717390c92959b9a3a41e21449a7bfc96bde806c13cb8389c0b6c889760fcb9b9c9e840a205bcf259a9cf21c419b140d139c709942c7b7c6acf67e0c4627317552683151eced841275fd83823d93bf", 0xae}, {&(0x7f00000001c0)="bdc74b6fb72a8eac8924b863bc3c0f4ae544f5a78b7821fef023ef3f985bb70f4c6ad490b24be56cbd18ba0ad592f1ca5e73a8adabedb5f62e1dc3eb25345892095263ca4f8ddb38fb8eccd7083ee870167537a19dca8f6bfbea6390cc7cf5c111fa23f9b210e34fbcbe3740bf4ebd376e653287d71a4f515b7e9209df5e60f4462695213dafed1b524b3029bc9bf84dd7539da005d13e62c69bf6b303ea4c0c542ce0ecab9fc404f3d15909cddea0d4b82df57d27df41d26a431b0c0430c209c3b786d33987244c86683648bd46cd", 0xcf}], 0x4, 0x0) [ 134.563719] __memcg_init_list_lru_node+0x17d/0x2c0 [ 134.568748] ? kvfree_rcu+0x20/0x20 [ 134.572390] ? __kmalloc_node+0x47/0x70 [ 134.576378] __list_lru_init+0x456/0x790 [ 134.580453] ? list_lru_destroy+0x4c0/0x4c0 [ 134.584786] ? mark_held_locks+0xc9/0x160 [ 134.588944] ? __raw_spin_lock_init+0x1c/0x100 [ 134.593542] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 134.598574] ? lockdep_init_map+0x9/0x10 [ 134.602643] sget_userns+0x767/0xf00 [ 134.606365] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 134.611047] ? kernfs_sop_show_options+0x190/0x190 2018/05/15 12:44:30 executing program 7: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:30 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x0, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 134.615988] ? destroy_unused_super.part.11+0x110/0x110 [ 134.621370] ? kasan_check_read+0x11/0x20 [ 134.625527] ? rcu_is_watching+0x85/0x140 [ 134.629680] ? init_wait_entry+0x1b0/0x1b0 [ 134.633922] ? rcu_pm_notify+0xc0/0xc0 [ 134.637823] ? rcu_read_lock_sched_held+0x108/0x120 [ 134.642845] ? kmem_cache_alloc_trace+0x616/0x780 [ 134.647692] ? lock_downgrade+0x8e0/0x8e0 [ 134.651849] ? refcount_add_not_zero+0x320/0x320 [ 134.656617] kernfs_mount_ns+0x13d/0x8e0 [ 134.660690] ? kernfs_super_ns+0x70/0x70 [ 134.664766] sysfs_mount+0xdf/0x200 [ 134.668403] ? sysfs_kill_sb+0x40/0x40 [ 134.672297] ? lock_downgrade+0x8e0/0x8e0 [ 134.676454] ? module_unload_free+0x5b0/0x5b0 [ 134.680960] mount_fs+0xae/0x328 [ 134.684334] ? mpi_free.cold.1+0x19/0x19 [ 134.688423] vfs_kern_mount.part.34+0xd4/0x4d0 [ 134.693028] ? may_umount+0xb0/0xb0 [ 134.696660] ? _raw_read_unlock+0x22/0x30 [ 134.700808] ? __get_fs_type+0x97/0xc0 [ 134.704706] do_mount+0x564/0x3070 [ 134.708258] ? lock_downgrade+0x8e0/0x8e0 [ 134.712416] ? copy_mount_string+0x40/0x40 2018/05/15 12:44:30 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="d12239865ff132e09e00a2e37f8aea1486793afa64e5a59bac6e5370f1d64ad106958694615a4fa17b47238c2e1310739186d17451f67384906334371b1686c5b9bca4ac278b97e5d18543e54402302c802cff504d55a897c17710833a264578cbe67b30de5907ff464b0b1b1188fa848b90ce35322fd6afdd51b1fa8eea5b0b21bf286ee886ee55682cccd92b314579cb52ad509008bc5de3fa2dcf53a2572b2eaddf5089660c40cdbe25c4a6be957b0fbd92ad164e6660568e976d303f120b17660da77cac", @ANYPTR64=&(0x7f0000000000)=ANY=[@ANYRES32=r0, @ANYPTR, @ANYRES16=r0], @ANYRES32=r0, @ANYRES32=r0], 0xd6) [ 134.716657] ? check_same_owner+0x320/0x320 [ 134.720987] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 134.726015] ? __check_object_size+0x95/0x5d9 [ 134.730523] ? __might_sleep+0x95/0x190 [ 134.734512] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 134.740060] ? _copy_from_user+0xdf/0x150 [ 134.744233] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 134.749781] ? copy_mount_options+0x285/0x380 [ 134.754287] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 134.759834] ksys_mount+0x12d/0x140 [ 134.763470] __x64_sys_mount+0xbe/0x150 [ 134.767449] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 134.772476] do_syscall_64+0x1b1/0x800 [ 134.776374] ? finish_task_switch+0x1ca/0x840 [ 134.780879] ? syscall_return_slowpath+0x5c0/0x5c0 [ 134.785816] ? syscall_return_slowpath+0x30f/0x5c0 [ 134.790768] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 134.796149] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.801006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.806201] RIP: 0033:0x455a09 [ 134.809397] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.817115] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 134.824402] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 134.831681] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 134.838956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 134.846237] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001e 2018/05/15 12:44:30 executing program 6 (fault-call:3 fault-nth:31): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:30 executing program 7: r0 = socket(0x0, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:30 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000280)=ANY=[@ANYPTR64=&(0x7f0000000080)=ANY=[@ANYBLOB="e3a783ea56c9d036d3fe48739c632438578e4c0fb167a2838f628aac98f65e8927086e85d599e1e85179a19753d6f26a05d04444cf85ab108a4434fa0a49d884e2d18fd904f4fa7a", @ANYRES64=r0, @ANYRES32=r0, @ANYPTR, @ANYRES64=r0, @ANYBLOB="a95c3ef27de8369806aa884557e2b580fd572003ef5cc396548410374a2758daffdc4d5045e5b4e9b8eab12632cb271335250fe9a6240dc8e3153c4345b50ef947606bf424b50233e70e0917f48022b9cf3844e235e7f0e1005699e2b288cde05b8f7c8a3c0d49ba0420853d1aff8ddf2905ea0f1f90b791", @ANYRES64], @ANYRES16=r0, @ANYBLOB="f9bf0ed49cadc745a193cb1f606b1c19d57c841b039bfef90602467ca7065664f42c1bafa2a9c0a9f7031d6f353e6f482a4a6edaf6b817a06ece590df45fe35c2200d7589f33823cd342b73cdfc38180867aec315216997373421588e5c6540e915ba22969e3346344edf27b736107b861f7e52f7e3116ec23f2a45381d6b274e274085a13f8a19e01f57b671638357393bfcebffadef8aa01cd82f867c5053dbc8f60c23d1afb05b9b6970f6576aa357e6f572fa345a92fde80d263e1b94265805639", @ANYBLOB="5a9f37b2dc4917f470c0e3571ff70f010f8814eef5c2934427aca192", @ANYPTR, @ANYBLOB="9a2d4b160991c9a04a9eab898e6ccf527ebca65877a224d966913c32cd665df514828b00e047603fa0bcd8296e5ac77dab44ea4d2f71b4b9367412c173031210bec7ea986458d296ff039ef3e8638f903a557c6710141d61450ea11c5d01e2c61a6ee8a293ff019119f4e8d1e98347510be897d2fdbe5ca6e1c206697a1bafac027728325632533c75e31accd797aaa8e793c69e1e75be07cfeaa82e8d7761d899d67abc758a54d4fae87ed72d936a87eeaeb25c1eeaa69bc0202bb62d4921e66630d76763", @ANYPTR64=&(0x7f0000000000)=ANY=[@ANYPTR64=&(0x7f0000000180)=ANY=[@ANYRES32=r0, @ANYRES16, @ANYRES32, @ANYPTR64, @ANYBLOB="de2f88b92fb485173809e374cddd5b0dea96d32b49d7c9a8187901fe85128f9dcdfed6d4072ea808b9115945d87814427ecda481aa73aadb4aaa65963d626cc87d98eef06e4355883d2fe2d9249eb55aff767be357db2e410a50c5d1b6ef41a7a00cb0fddf708dae8bb45bdfce522b84f17a5648a864e5126657a99d2032382d267b8dda00311d94b0c09397679ef44667301dc1ad1492ae548a502dfa56b2c48ad802bd6e964b8df29fb3b73268da757b5d46226c161aa8b305bd", @ANYRES64=r0, @ANYPTR64, @ANYRES64]]], 0x1be) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000440)='/dev/sequencer2\x00', 0x420140, 0x0) ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000480)={0x53, 0xdae, 0x2, {0x6}, {0x7, 0x8}, @cond=[{0x7f, 0x5a4, 0xf630, 0x20000000200, 0x5e, 0x80}, {0xffffffffffffffff, 0x6, 0x542, 0x7, 0x2, 0x5}]}) 2018/05/15 12:44:30 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x0, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:30 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2000, 0x0) getsockopt$inet_tcp_int(r1, 0x6, 0x1b, &(0x7f0000000080), &(0x7f0000000100)=0x4) alarm(0x3ff) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:30 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x40030000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:30 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) r1 = geteuid() lchown(&(0x7f0000000000)='./file0\x00', r1, 0x0) 2018/05/15 12:44:30 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000001400)={&(0x7f0000000140)=ANY=[@ANYBLOB="08010000130001000000000000000000ff0100000000000000000000000000010000000000000000000000000000000000000000000000000a00000000000000", @ANYRES32=0x0, @ANYBLOB="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"], 0x3}, 0x1}, 0x0) [ 134.972565] FAULT_INJECTION: forcing a failure. [ 134.972565] name failslab, interval 1, probability 0, space 0, times 0 [ 134.983900] CPU: 0 PID: 10466 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 134.991267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.000628] Call Trace: [ 135.003238] dump_stack+0x1b9/0x294 [ 135.006879] ? dump_stack_print_info.cold.2+0x52/0x52 [ 135.012080] ? __save_stack_trace+0x7e/0xd0 [ 135.016416] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:30 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmmsg$alg(r0, &(0x7f0000005580)=[{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f00000000c0)="032b6fecb2a470307e49ae1be37ff5ae3d5725c63983c20325c4422185b12d61d87710178f0f7554aae6a482e46198e896136dac9d8b72263e7374ff428277b61b1d556d0961dc8d47bf18ce43e41cc0bab2a42687dcd94fd8aa22918bf9b4835e30fa056eada47ce40ad199c9cb637ae7f80c0362298da50d5b7ff8f020a3de8048eef30402f60c3e46da563a416017cdfc2a6a80cd437e3c8494168aa48e31ce68ee43c73df6c83d863b11f9c66332936fb984ac695c6762f856520b6b76976cbdc9e96e77c6c6c4ec76b73c92bda0c96456f67a951f756ef239b7eee4a7141f960e72e4404c19910737f82e4c25fc183f37d62a95f8cf", 0xf8}, {&(0x7f0000000440)="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{&(0x7f0000004380)="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0x1000}, {&(0x7f0000005380)="9ccbfd179514a26b0324b6190ae26b3810c5ee6f32367011dfb197487025192cbcf78a", 0x23}, {&(0x7f00000053c0)="a90e13e115bc874b9fbef889f1d80123e72981841281ac402dd18df1fc6bfc0c7c7e7011af8208c5e9a327592d751b2a841f039c3a76d86f1197c0e9aad06faba0e8f7cf4ae1818c6e64280507f47b0dd5de56ba78c10c142a80767b0908643ceb1c7448eddc8c96211eadbbf35e9d3652e49316dcb7428e2ebf192f7c10dd59dd0b702d79b97e938adea21a603d5e0fe69abec1adfced189329897b60", 0x9d}], 0xa, &(0x7f0000005540)=[@assoc={0x18, 0x117, 0x4, 0x9}], 0x18, 0x800}], 0x6, 0x40080) symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) timerfd_create(0x0, 0x80800) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000019c0)={{{@in6=@dev, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@mcast1}}, &(0x7f0000000280)=0xe8) lchown(&(0x7f0000000000)='./file0\x00', r1, 0x0) prctl$void(0x27) 2018/05/15 12:44:30 executing program 7: r0 = socket(0x0, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 135.020493] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 135.025607] ? save_stack+0x43/0xd0 [ 135.029245] ? kasan_kmalloc+0xc4/0xe0 [ 135.033144] ? kmem_cache_alloc_trace+0x152/0x780 [ 135.037995] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 135.043192] ? __list_lru_init+0x456/0x790 [ 135.047443] ? sget_userns+0x767/0xf00 [ 135.051340] ? graph_lock+0x170/0x170 [ 135.055148] ? do_mount+0x564/0x3070 [ 135.058871] ? ksys_mount+0x12d/0x140 [ 135.062678] ? __x64_sys_mount+0xbe/0x150 [ 135.066836] ? do_syscall_64+0x1b1/0x800 2018/05/15 12:44:30 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) sendfile(r0, r0, 0x0, 0x7f) r1 = dup2(r0, r0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x15}}}}, &(0x7f0000000000)=0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000140)={r2, 0x3ff}, 0xc) [ 135.070909] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.076286] ? find_held_lock+0x36/0x1c0 [ 135.080361] ? __lock_is_held+0xb5/0x140 [ 135.084447] ? check_same_owner+0x320/0x320 [ 135.088782] ? rcu_note_context_switch+0x710/0x710 [ 135.093724] __should_failslab+0x124/0x180 [ 135.097973] should_failslab+0x9/0x14 [ 135.101784] kmem_cache_alloc_trace+0x2cb/0x780 [ 135.106464] ? __kmalloc_node+0x33/0x70 [ 135.110449] ? __kmalloc_node+0x33/0x70 [ 135.114441] ? rcu_read_lock_sched_held+0x108/0x120 [ 135.119471] __memcg_init_list_lru_node+0x17d/0x2c0 [ 135.124498] ? kvfree_rcu+0x20/0x20 [ 135.128135] ? __kmalloc_node+0x47/0x70 [ 135.132126] __list_lru_init+0x456/0x790 [ 135.136208] ? list_lru_destroy+0x4c0/0x4c0 [ 135.140540] ? mark_held_locks+0xc9/0x160 [ 135.144708] ? __raw_spin_lock_init+0x1c/0x100 [ 135.149300] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 135.154336] ? lockdep_init_map+0x9/0x10 [ 135.158405] sget_userns+0x767/0xf00 [ 135.162124] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 135.166801] ? kernfs_sop_show_options+0x190/0x190 2018/05/15 12:44:30 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') r1 = syz_open_dev$usbmon(&(0x7f00000001c0)='/dev/usbmon#\x00', 0x1, 0x40) ioctl$TUNSETVNETHDRSZ(r1, 0x400454d8, &(0x7f0000000200)=0x4) lsetxattr(&(0x7f00000000c0)='./file1\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000040), 0xffffffda, 0x2) getsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000100), &(0x7f0000000140)=0x4) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000280)={0x100, 0x4, 0x8001, 0x7f, 0x20000000001ff}, 0x14) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) syz_open_dev$random(&(0x7f0000000180)='/dev/random\x00', 0x0, 0x200) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x400000, 0x0) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f00000002c0)={0x8f, @loopback=0x7f000001, 0x4e21, 0x2, 'rr\x00', 0x0, 0x80000001, 0x7f}, 0x2c) 2018/05/15 12:44:30 executing program 7: r0 = socket(0x0, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 135.171739] ? destroy_unused_super.part.11+0x110/0x110 [ 135.177119] ? kasan_check_read+0x11/0x20 [ 135.181268] ? rcu_is_watching+0x85/0x140 [ 135.185417] ? init_wait_entry+0x1b0/0x1b0 [ 135.189658] ? rcu_pm_notify+0xc0/0xc0 [ 135.193562] ? rcu_read_lock_sched_held+0x108/0x120 [ 135.198584] ? kmem_cache_alloc_trace+0x616/0x780 [ 135.203435] ? lock_downgrade+0x8e0/0x8e0 [ 135.207591] ? refcount_add_not_zero+0x320/0x320 [ 135.212362] kernfs_mount_ns+0x13d/0x8e0 [ 135.216435] ? kernfs_super_ns+0x70/0x70 2018/05/15 12:44:30 executing program 5: r0 = socket(0x200000000000011, 0x4000000000080002, 0x0) r1 = dup2(r0, r0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'lo\x00', 0x0}) bind$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x14) r3 = socket(0xa, 0x2, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$int_in(r1, 0x5452, &(0x7f0000000400)=0x9) sendmmsg$inet_sctp(r0, &(0x7f0000871fc8)=[{&(0x7f000086c000)=@in6={0xa, 0x0, 0x2}, 0x1c, &(0x7f0000d1e000), 0x0, &(0x7f0000dda000)}], 0x492492492492510, 0x0) 2018/05/15 12:44:30 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e23, @loopback=0x7f000001}, 0x0, 0x4, 0x1}}, 0x26) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/syz1\x00', 0x1ff) r2 = syz_open_dev$audion(&(0x7f00000002c0)='/dev/audio#\x00', 0x0, 0x20000) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000300)={{{@in6=@mcast1, @in=@dev}}, {{@in=@local}, 0x0, @in6}}, &(0x7f0000000180)=0xe8fe76b7e7a1aa3c) accept4$nfc_llcp(r1, &(0x7f0000000200), &(0x7f0000000280)=0x60, 0x0) [ 135.220509] sysfs_mount+0xdf/0x200 [ 135.224148] ? sysfs_kill_sb+0x40/0x40 [ 135.228042] ? lock_downgrade+0x8e0/0x8e0 [ 135.232201] ? module_unload_free+0x5b0/0x5b0 [ 135.236708] mount_fs+0xae/0x328 [ 135.240081] ? mpi_free.cold.1+0x19/0x19 [ 135.244147] vfs_kern_mount.part.34+0xd4/0x4d0 [ 135.248738] ? may_umount+0xb0/0xb0 [ 135.252373] ? _raw_read_unlock+0x22/0x30 [ 135.256522] ? __get_fs_type+0x97/0xc0 [ 135.260421] do_mount+0x564/0x3070 [ 135.263973] ? lock_downgrade+0x8e0/0x8e0 [ 135.268131] ? copy_mount_string+0x40/0x40 [ 135.272377] ? check_same_owner+0x320/0x320 [ 135.276812] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 135.281835] ? __check_object_size+0x95/0x5d9 [ 135.286348] ? __might_sleep+0x95/0x190 [ 135.290338] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.295883] ? _copy_from_user+0xdf/0x150 [ 135.300045] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.305590] ? copy_mount_options+0x285/0x380 [ 135.310098] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.316083] ksys_mount+0x12d/0x140 [ 135.319718] __x64_sys_mount+0xbe/0x150 2018/05/15 12:44:30 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000900)=ANY=[@ANYPTR=&(0x7f00000000c0)=ANY=[@ANYPTR=&(0x7f0000000000)=ANY=[@ANYRES32, @ANYPTR, @ANYPTR, @ANYPTR, @ANYRES16=r0], @ANYPTR=&(0x7f0000000080)=ANY=[@ANYRES16=r0]], @ANYRES32, @ANYPTR=&(0x7f0000000240)=ANY=[@ANYRES64=r0, @ANYPTR64=&(0x7f0000000100)=ANY=[@ANYRES64=r0, @ANYRES32=r0, @ANYBLOB="ef1b4e477abcb12177472d0061cc32d5b5e939271dbf82968755f8a5ca04737a080b7429a648ab159bb3501bbbc1735f9b58c2cb32303da8f0e678d05387bac7554c14f8f6b14020b602355f3061e1e1a5e49fab2dbcbb36546b138c40d7c81e0a928d2f1a3abe5335d9190349a9951a4b92c1533cb4ba5f4038265a3294e3cb17b56034c15d041a3a76f060a89d3c3fa54ca5c042aa35cb880d03ab2f4a119e9261a2eaca27b4f91b59974cabb53dce2acd7e35eb2c9fb75e74de11ed4829e9be9c81cc793c98f72ffc70867744ae2cd75023977c4ba6f4c0e17b432fb94d3ec0862634c9413b20672cad259c4944b7f8a8dfdc3623ee2bbc", @ANYRES32=r0], @ANYRES64=r0], @ANYRES64=r0, @ANYBLOB="931274edf690b13dce6a827ac20bedb3556fefd656dab4e1bcee4792a3b9c33eac49500eb48e038fc90a043f5548153422f5b4f016e44e7ab7636e48fab871c1efda100a687c9a173c84022815f5bab4ab5b5b6e90c0ab6ae15a67cb0b70cde16f9dcad1173613078bf961933e567ed0088c8ddb79bcc472bd78f8ebe4dbb25466aa18e74fd60dc88323d8aa877ac37a92198041", @ANYRES16=r0, @ANYPTR64=&(0x7f00000002c0)=ANY=[@ANYBLOB="c261bba819564b2fceb02c9097554634f94889d33e9dcd69a926b8a6ea0966ef659fe7e3196c47ee47d79a10cabd1dbceed6bee640bff3d25fb08df6536319b471539c1d82ad26d31cec99f792cbe97091c46ad14088ec2561eca41566e193e23be0bd779b88ac7791768988b248", @ANYPTR64=&(0x7f0000000280)=ANY=[@ANYRES16=r0, @ANYRES32=r0, @ANYRES64=r0, @ANYPTR64, @ANYPTR64, @ANYRES64=r0], @ANYRES32=r0], @ANYRES16, @ANYPTR=&(0x7f00000006c0)=ANY=[@ANYBLOB="ba02d4bb37604272ed3f9d48611c9d6a02d96d22c74e398cc9729ed5ffc9d58ce4888bd4afb1a1d1fd37ff647b55c7c6e899b2bfb3f1b12fd00d0dc9e32aad70f371b00ab09e9c010555be6f51796e9b494c6a408ed7271133afb9eef9bdad23ab9ae2c5d8d8e2b723a8d25a9cc8c03c05bcb37a8749e2", @ANYRES32=r0, @ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="f0de2d4f6b635178e5123bebb7dcf200138961e6ed27b444fb5956f3474b3f695d27880025376994087b23519aeb7b46405b3b05a85e0f77ad2ecea110b34f430bb7c99ce3ba472c6fe4e7569ecf0fdb58fec04d164bee906044b984b921bfd0aa814d81baf9edf955c466d08f5dd0c45eef351d5e834d31b9458b1578ce014749fcd1b6c5159bf17375133cce4ef8cf57716e5dc6148d104974ba2570ea6e6d43fa6e44b5ce8e4c07", @ANYPTR64=&(0x7f0000000440)=ANY=[@ANYRES16=r0, @ANYPTR, @ANYBLOB="9caebf0cc06ec875e9e2a11d6ec35dd0f451c1aa4afcf9c0ed8bd81251e6e0800e4b12b3e0f20fa9a6256047918cab6a87e594d6a92b9e5b9d3445f9f59078afa68c6001aaf5a5311f96caa9044157b4de3b03a412ac7ee0808f35c379", @ANYPTR64, @ANYRES32=r0, @ANYBLOB="00bddce28ceb9541ef1377ff22065c15fe0c9d966f370d5418977a7d9e8d5005f79038b8e4f06714e1f0b1c5ffdd4c15b1ba7cfb3d8a", @ANYPTR, @ANYPTR, @ANYPTR, @ANYPTR], @ANYBLOB="975dc2e23b098cb7a17965a202b4e0d707674893ed971a441385e35e8b1a2f3711184af5254a944b843f17306d990202b0007a78d8bf8559690eb9682269de21eea58bbc19b52811ae1a352b7d286d993b0bc967adc00838e89d85c051343ca6b3cdb9eac7581ad6435186c87ca203519d1d7b80fef522ebb0977e0738654cd1b5f84dce4aff908328e12be87db6b9603170f55eed11032a816950bb21ba31b6720b4ed516f62d8fdd2afb5426ea43a865e41147fa79124f219809e87397835c88911f2c36c9cfa85e6f654899", @ANYPTR64=&(0x7f0000000540)=ANY=[@ANYRES64=r0, @ANYPTR64, @ANYBLOB="0c35ad46b2f7f8c3e57679265bb6267334433eda920cb87117819be94ddee8429d2e8b8b9badc8c80426eb1bb833be3db719bd15563159aa895dd66b9def79df56be60fc58a7282246d0a5ba7597407b7d1aecd9ae6cc9238c5e8a5160503caa94b6c55e3b3b13b6ff438630a15b6914b03a294c09bf7cf1fe81e4bbda023f5d9caa956f37ad26bbfbdc73e9fa41c332d597db84b805cc04849118dafd76785a9182400e08b77b209e64c47ccface7004b88f27c4ca11b1faec7a53fb95c5698b5f2755d38dc2a4a9fde38585b56b8f810b6575134c5ef0a88f620de15a1", @ANYPTR64, @ANYRES64=r0, @ANYRES16=r0, @ANYPTR64, @ANYRES32=r0, @ANYBLOB="59b433709144491369317d1ca94fb7aa8219288cffd94766acfb9a2acaaf81c3a10b5671505395f72b6f6eb6d465cc009445e9d0383ed707e22b9f2ba592c77ea0d29d37198e495739e96505a751aa16b6bfa04b57ee368c16496cac8c03f1df79c5bd1257b4c5b9b608b20e8e2fbbf91ba7"], @ANYRES32=r0], @ANYRES16=r0], 0xc6) [ 135.323698] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 135.328726] do_syscall_64+0x1b1/0x800 [ 135.332615] ? finish_task_switch+0x1ca/0x840 [ 135.337117] ? syscall_return_slowpath+0x5c0/0x5c0 [ 135.342050] ? syscall_return_slowpath+0x30f/0x5c0 [ 135.346989] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 135.352526] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.357379] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.362569] RIP: 0033:0x455a09 [ 135.365758] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.373473] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 135.380928] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 135.388204] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 135.395481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 135.402755] R13: 00000000000004a5 R14: 00000000006fb018 R15: 000000000000001f 2018/05/15 12:44:30 executing program 6 (fault-call:3 fault-nth:32): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:30 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000200)={0x0, 0x200}, 0x8) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x10000, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x81, 0x400200) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000180)=[@text16={0x10, &(0x7f0000000100)="66b93c0a000066b80000010066ba000000000f300f015ce666b97407000066b8d200000066ba000000000f300fae250fe5f766b9b001000066b80800000066ba000000000f3066b9b10b000066b80e00000066ba000000000f30baf80c66b800ac488766efbafc0c66edd8ff66b9800000c00f326635004000000f30", 0x7c}], 0x1, 0x4, &(0x7f00000001c0)=[@cr4={0x1, 0x2000}, @dstype3={0x7, 0x2}], 0x2) 2018/05/15 12:44:30 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000000)=@generic={0x2, 0x5, 0x81}) r1 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x2, 0x2040) dup(r1) getsockopt$sock_int(r0, 0x1, 0x4, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$GIO_CMAP(r1, 0x4b70, &(0x7f00000000c0)) 2018/05/15 12:44:30 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x6558000000000000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:30 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') fchdir(r0) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:30 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = socket$bt_cmtp(0x1f, 0x3, 0x5) setsockopt$bt_BT_FLUSHABLE(r1, 0x112, 0x8, &(0x7f0000000080), 0x4) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:30 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x0, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:30 executing program 7: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:31 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) openat$ashmem(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ashmem\x00', 0x800, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc0\x00', 0x0, 0x0) ioctl$void(r1, 0xc0045878) setsockopt$inet_msfilter(r1, 0x0, 0x29, &(0x7f0000000080)={@empty, @local={0xac, 0x14, 0x14, 0xaa}, 0x1, 0x1, [@local={0xac, 0x14, 0x14, 0xaa}]}, 0x14) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 135.560955] FAULT_INJECTION: forcing a failure. [ 135.560955] name failslab, interval 1, probability 0, space 0, times 0 [ 135.572551] CPU: 1 PID: 10547 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 135.579831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.589191] Call Trace: [ 135.591800] dump_stack+0x1b9/0x294 [ 135.595443] ? dump_stack_print_info.cold.2+0x52/0x52 [ 135.600650] ? lock_downgrade+0x8e0/0x8e0 [ 135.604812] ? graph_lock+0x170/0x170 2018/05/15 12:44:31 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') fchdir(r0) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) [ 135.608625] should_fail.cold.4+0xa/0x1a [ 135.612707] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 135.617822] ? print_usage_bug+0xc0/0xc0 [ 135.621898] ? print_usage_bug+0xc0/0xc0 [ 135.625969] ? graph_lock+0x170/0x170 [ 135.629782] ? find_held_lock+0x36/0x1c0 [ 135.633862] ? __lock_is_held+0xb5/0x140 [ 135.637954] ? check_same_owner+0x320/0x320 [ 135.642281] ? lockdep_init_map+0x9/0x10 [ 135.646353] ? rcu_note_context_switch+0x710/0x710 [ 135.651290] ? kasan_check_write+0x14/0x20 [ 135.655532] ? __init_rwsem+0x1c4/0x290 2018/05/15 12:44:31 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x7fffffff, 0x400) setsockopt$packet_fanout_data(r1, 0x107, 0x16, &(0x7f00000000c0)={0x3, &(0x7f0000000080)=[{0x101, 0x5, 0x1ff}, {0x80000001, 0x1, 0x263c, 0xff}, {0x1f, 0xfffffffffffffff7, 0x4, 0x31345fac}]}, 0x10) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x150015) 2018/05/15 12:44:31 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = open(&(0x7f0000000000)='./file0\x00', 0x400, 0x10) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x60d80f240}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000100)={r2}, &(0x7f0000000140)=0x8) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 135.659517] __should_failslab+0x124/0x180 [ 135.663767] should_failslab+0x9/0x14 [ 135.667578] __kmalloc+0x2c8/0x760 [ 135.671131] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 135.676161] ? prealloc_shrinker+0xcf/0x130 [ 135.680492] prealloc_shrinker+0xcf/0x130 [ 135.684649] sget_userns+0x9b2/0xf00 [ 135.688374] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 135.693055] ? kernfs_sop_show_options+0x190/0x190 [ 135.697993] ? destroy_unused_super.part.11+0x110/0x110 [ 135.703373] ? kasan_check_read+0x11/0x20 [ 135.707537] ? rcu_is_watching+0x85/0x140 [ 135.711697] ? init_wait_entry+0x1b0/0x1b0 [ 135.715943] ? rcu_pm_notify+0xc0/0xc0 [ 135.719851] ? rcu_read_lock_sched_held+0x108/0x120 [ 135.724873] ? kmem_cache_alloc_trace+0x616/0x780 [ 135.729720] ? lock_downgrade+0x8e0/0x8e0 [ 135.733878] ? refcount_add_not_zero+0x320/0x320 [ 135.738649] kernfs_mount_ns+0x13d/0x8e0 [ 135.742725] ? kernfs_super_ns+0x70/0x70 [ 135.746803] sysfs_mount+0xdf/0x200 [ 135.750435] ? sysfs_kill_sb+0x40/0x40 [ 135.754325] ? lock_downgrade+0x8e0/0x8e0 2018/05/15 12:44:31 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') fchdir(r0) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:31 executing program 2: r0 = syz_open_dev$admmidi(&(0x7f00000001c0)='/dev/admmidi#\x00', 0x1, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000000200)={{0x10001, 0x5}, 'port1\x00', 0x22, 0x1a0002, 0x7, 0x2, 0x2, 0x6dfe, 0x7, 0x0, 0x1, 0x5}) r1 = socket$l2tp(0x18, 0x1, 0x1) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='gid_map\x00') getsockopt$inet_tcp_buf(r2, 0x6, 0x1d, &(0x7f0000000080)=""/102, &(0x7f0000000100)=0x66) getsockopt$inet_sctp_SCTP_NODELAY(r2, 0x84, 0x3, &(0x7f0000000140), &(0x7f0000000180)=0x4) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x150015) [ 135.758477] ? module_unload_free+0x5b0/0x5b0 [ 135.762986] mount_fs+0xae/0x328 [ 135.766355] ? mpi_free.cold.1+0x19/0x19 [ 135.770427] vfs_kern_mount.part.34+0xd4/0x4d0 [ 135.775017] ? may_umount+0xb0/0xb0 [ 135.778651] ? _raw_read_unlock+0x22/0x30 [ 135.782806] ? __get_fs_type+0x97/0xc0 [ 135.786704] do_mount+0x564/0x3070 [ 135.790249] ? lock_downgrade+0x8e0/0x8e0 [ 135.794406] ? copy_mount_string+0x40/0x40 [ 135.798654] ? check_same_owner+0x320/0x320 [ 135.802984] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 135.808005] ? __check_object_size+0x95/0x5d9 2018/05/15 12:44:31 executing program 1: r0 = dup2(0xffffffffffffff9c, 0xffffffffffffff9c) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000000)=0xffffffff) r1 = socket$l2tp(0x18, 0x1, 0x1) ioctl$KVM_SET_CPUID(r0, 0x4008ae8a, &(0x7f0000000080)={0x4, 0x0, [{0x0, 0x200, 0x5, 0x1a, 0x9}, {0xa, 0x100000000, 0x8, 0x3}, {0xc0000000, 0x1, 0x5, 0x10000, 0x81}, {0x4, 0x1020000000, 0x7c9ea630, 0x7, 0x2}]}) ioctl$PIO_FONTRESET(r0, 0x4b6d, 0x0) connect$l2tp(r1, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) write$binfmt_aout(r1, &(0x7f0000000080)=ANY=[], 0x1503e8) [ 135.812513] ? __might_sleep+0x95/0x190 [ 135.816503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.822048] ? _copy_from_user+0xdf/0x150 [ 135.826210] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.831865] ? copy_mount_options+0x285/0x380 [ 135.836369] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 135.841916] ksys_mount+0x12d/0x140 [ 135.845553] __x64_sys_mount+0xbe/0x150 [ 135.849534] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 135.854560] do_syscall_64+0x1b1/0x800 2018/05/15 12:44:31 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') fchdir(r0) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) [ 135.858459] ? finish_task_switch+0x1ca/0x840 [ 135.862971] ? syscall_return_slowpath+0x5c0/0x5c0 [ 135.867908] ? syscall_return_slowpath+0x30f/0x5c0 [ 135.872846] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 135.878221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.883074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.888263] RIP: 0033:0x455a09 [ 135.891451] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.899161] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 135.906445] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 135.913718] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 135.920992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 135.928262] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000020 2018/05/15 12:44:31 executing program 6 (fault-call:3 fault-nth:33): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:31 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x65580000, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:31 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) syz_emit_ethernet(0x36, &(0x7f00000001c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x0, 0x0, 0x0, 0x0, @local={0xac, 0x14, 0x14, 0xaa}, @rand_addr}, @tcp={{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}, &(0x7f00000002c0)) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$packet_buf(r0, 0x107, 0x8, &(0x7f0000000040)="f8f550e6", 0x4) read(r0, &(0x7f0000000100)=""/254, 0xfe) 2018/05/15 12:44:31 executing program 0: r0 = socket(0xa, 0x5, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x10000, 0x0) ioctl$KVM_S390_VCPU_FAULT(r1, 0x4008ae52, &(0x7f00000000c0)=0x2) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mknodat(r1, &(0x7f0000000100)='./file1\x00', 0x9, 0xfffffff9) symlink(&(0x7f0000000180)='./file1\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:31 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.swap.current\x00', 0x0, 0x0) ioctl$TIOCEXCL(r1, 0x540c) socket$pptp(0x18, 0x1, 0x2) socket$can_bcm(0x1d, 0x2, 0x2) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f00000000c0)={'team_slave_0\x00', 0x400}) connect$l2tp(r0, &(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x3, 0x3, 0x5, 0x1}}, 0x2ac) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0xc6000, 0x0) ioctl$ASHMEM_GET_SIZE(r4, 0x7704, 0x0) ioctl$PIO_FONT(r4, 0x4b61, &(0x7f0000000cc0)="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") 2018/05/15 12:44:31 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:31 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:31 executing program 7: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 136.127275] FAULT_INJECTION: forcing a failure. [ 136.127275] name failslab, interval 1, probability 0, space 0, times 0 [ 136.138603] CPU: 1 PID: 10605 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 136.145883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.155235] Call Trace: [ 136.157836] dump_stack+0x1b9/0x294 [ 136.161480] ? dump_stack_print_info.cold.2+0x52/0x52 [ 136.166685] ? lock_downgrade+0x8e0/0x8e0 [ 136.170842] ? graph_lock+0x170/0x170 [ 136.174665] should_fail.cold.4+0xa/0x1a [ 136.178740] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 136.183856] ? print_usage_bug+0xc0/0xc0 [ 136.187931] ? print_usage_bug+0xc0/0xc0 [ 136.192002] ? graph_lock+0x170/0x170 [ 136.195909] ? find_held_lock+0x36/0x1c0 [ 136.199984] ? __lock_is_held+0xb5/0x140 [ 136.204071] ? check_same_owner+0x320/0x320 [ 136.208403] ? lockdep_init_map+0x9/0x10 [ 136.212478] ? rcu_note_context_switch+0x710/0x710 [ 136.217419] ? kasan_check_write+0x14/0x20 [ 136.221669] ? __init_rwsem+0x1c4/0x290 [ 136.225663] __should_failslab+0x124/0x180 [ 136.229908] should_failslab+0x9/0x14 [ 136.233712] __kmalloc+0x2c8/0x760 [ 136.237262] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 136.242297] ? prealloc_shrinker+0xcf/0x130 [ 136.246646] prealloc_shrinker+0xcf/0x130 [ 136.250807] sget_userns+0x9b2/0xf00 [ 136.254528] ? kernfs_sop_show_path+0x1b0/0x1b0 [ 136.259210] ? kernfs_sop_show_options+0x190/0x190 [ 136.264160] ? destroy_unused_super.part.11+0x110/0x110 [ 136.269554] ? kasan_check_read+0x11/0x20 [ 136.273712] ? rcu_is_watching+0x85/0x140 [ 136.277865] ? init_wait_entry+0x1b0/0x1b0 [ 136.282109] ? rcu_pm_notify+0xc0/0xc0 [ 136.286012] ? rcu_read_lock_sched_held+0x108/0x120 [ 136.291043] ? kmem_cache_alloc_trace+0x616/0x780 [ 136.295892] ? lock_downgrade+0x8e0/0x8e0 [ 136.300059] ? refcount_add_not_zero+0x320/0x320 [ 136.304831] kernfs_mount_ns+0x13d/0x8e0 [ 136.308903] ? kernfs_super_ns+0x70/0x70 [ 136.312978] sysfs_mount+0xdf/0x200 [ 136.316619] ? sysfs_kill_sb+0x40/0x40 [ 136.320516] ? lock_downgrade+0x8e0/0x8e0 [ 136.324671] ? module_unload_free+0x5b0/0x5b0 [ 136.329179] mount_fs+0xae/0x328 [ 136.332550] ? mpi_free.cold.1+0x19/0x19 [ 136.336622] vfs_kern_mount.part.34+0xd4/0x4d0 [ 136.341212] ? may_umount+0xb0/0xb0 [ 136.344843] ? _raw_read_unlock+0x22/0x30 [ 136.348992] ? __get_fs_type+0x97/0xc0 [ 136.352890] do_mount+0x564/0x3070 [ 136.356439] ? lock_downgrade+0x8e0/0x8e0 [ 136.360598] ? copy_mount_string+0x40/0x40 [ 136.364844] ? check_same_owner+0x320/0x320 [ 136.369178] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 136.374205] ? __check_object_size+0x95/0x5d9 [ 136.378715] ? __might_sleep+0x95/0x190 [ 136.382795] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.388342] ? _copy_from_user+0xdf/0x150 [ 136.392507] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.398052] ? copy_mount_options+0x285/0x380 [ 136.402566] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.408111] ksys_mount+0x12d/0x140 [ 136.411746] __x64_sys_mount+0xbe/0x150 [ 136.415722] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 136.420746] do_syscall_64+0x1b1/0x800 [ 136.424637] ? finish_task_switch+0x1ca/0x840 [ 136.429142] ? syscall_return_slowpath+0x5c0/0x5c0 [ 136.434081] ? syscall_return_slowpath+0x30f/0x5c0 [ 136.439019] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 136.444390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.449245] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.454438] RIP: 0033:0x455a09 [ 136.457630] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.465361] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 2018/05/15 12:44:31 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:31 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) setsockopt$inet_tcp_TLS_TX(r0, 0x6, 0x1, &(0x7f0000000040)={0x303, 0x33}, 0x4) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:31 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:31 executing program 0: r0 = socket(0xa, 0x4, 0x7) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:31 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:31 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:31 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0, 0x0, 0x0}, &(0x7f00000000c0)=0xc) getresuid(&(0x7f0000000100), &(0x7f0000000280), &(0x7f0000000180)=0x0) lchown(&(0x7f0000000000)='./file0\x00', r2, r1) 2018/05/15 12:44:31 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) [ 136.472637] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 136.479919] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 136.487196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 136.494466] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000021 2018/05/15 12:44:32 executing program 6 (fault-call:3 fault-nth:34): r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") creat(&(0x7f0000000140)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) 2018/05/15 12:44:32 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x10101, 0x0) setsockopt$netrom_NETROM_T2(r1, 0x103, 0x2, &(0x7f0000000040)=0xdf2b, 0x4) ioctl$KVM_GET_FPU(r1, 0x81a0ae8c, &(0x7f0000000080)) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000240)) io_setup(0x200, &(0x7f0000000280)=0x0) io_cancel(r2, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x2, 0x0, r1, &(0x7f00000002c0)="690c3afefcecf2572be1b75de9cab9481b410748f5778d774be7faae8565c5456ce35d496a7ac9f50ecd163e5bd44b23bef3573d58912eb8ef9eca86c7a283d3f03b1158d2bb3d39223521a4c2e8840c1bce406ff257bdb1b3ddcc40be60fab5bed4737825c0f5c8bb669f8eb3fcefc95d07f77721b1ef675e4887b5", 0x7c, 0x7, 0x0, 0x0, r1}, &(0x7f0000000380)) setsockopt$IP_VS_SO_SET_EDIT(r1, 0x0, 0x483, &(0x7f00000003c0)={0x73, @rand_addr=0x800, 0x4e23, 0x3, 'sh\x00', 0x1, 0xffff, 0x6c}, 0x2c) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:32 executing program 4: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'veth0_to_team\x00', 0x0}) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000180)=0x8, 0x4) sendto$packet(r0, &(0x7f0000000000), 0xa5, 0x4305, &(0x7f0000000080)={0x11, 0x0, r1, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) 2018/05/15 12:44:32 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) syz_open_procfs(0x0, &(0x7f0000000080)='fd\x00') open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:32 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) read(r1, &(0x7f0000000280)=""/1, 0x1) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000fd0ffc)) ppoll(&(0x7f0000000000)=[{r1, 0x100}], 0x1, &(0x7f0000000080)={0x77359400}, &(0x7f00000000c0), 0x8) r2 = gettid() timer_create(0x0, &(0x7f0000066000)={0x0, 0x12}, &(0x7f00009b1ffc)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x989680}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r2, 0x1000000000016) 2018/05/15 12:44:32 executing program 0: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=@known='security.capability\x00', &(0x7f0000000440), 0x0, 0x0) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x40, 0x24080) ioctl$BLKTRACESTOP(r1, 0x1275, 0x0) ioctl$DRM_IOCTL_WAIT_VBLANK(r1, 0xc018643a, &(0x7f00000000c0)={0x10000000, 0x9, 0x3d}) 2018/05/15 12:44:32 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x0, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:32 executing program 7: r0 = socket(0xa, 0x0, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 136.681510] FAULT_INJECTION: forcing a failure. [ 136.681510] name failslab, interval 1, probability 0, space 0, times 0 [ 136.693193] CPU: 0 PID: 10663 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 136.700475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.709830] Call Trace: [ 136.712431] dump_stack+0x1b9/0x294 [ 136.716084] ? dump_stack_print_info.cold.2+0x52/0x52 [ 136.721290] ? rcu_note_context_switch+0x710/0x710 [ 136.726234] should_fail.cold.4+0xa/0x1a 2018/05/15 12:44:32 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) fchdir(0xffffffffffffffff) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) 2018/05/15 12:44:32 executing program 1: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev={0xfe, 0x80}}}}, 0x32) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/qat_adf_ctl\x00', 0x200, 0x0) ioctl$KVM_GET_NR_MMU_PAGES(r1, 0xae45, 0x200) fcntl$getownex(r0, 0x10, &(0x7f0000000000)={0x0, 0x0}) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000140)) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r2, 0x6, &(0x7f0000000080)=""/144) write$binfmt_aout(r0, &(0x7f0000000080)=ANY=[], 0x1503e8) 2018/05/15 12:44:32 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)) sendmsg$nl_netfilter(r0, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f00007a8000)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0xffffffffffffffff}, 0x14}, 0x1}, 0x0) 2018/05/15 12:44:32 executing program 0: r0 = socket(0x0, 0x6, 0x8000) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") symlink(&(0x7f0000000080)='/\x00', &(0x7f0000000340)='./file0\x00') mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file1\x00', &(0x7f0000000100)='rootfs\x00', 0x100d042, &(0x7f0000000140)="0ccc07d88f184bade5614740ab0a541b69413435b6fc415b8fbe70b0f0a2f411c308dab1088e28aa7d1654a5349d1fc20b685fe05677275007fd27cf08127c1f7a0fb837367afb4ec58cf096d475dc3e9a884bdc3f85dd36b47ad54f84ed93c0739adba2ac7e0d4ab0f11e96c4b0eabf9d366115c8") lsetxattr(&(0x7f00000003c0)='./file0\x00', &(0x7f00000002c0)=@random={'user.', 'security.capability\x00'}, &(0x7f00000001c0)="70726f6300800800786e657430656d306574683000", 0x15, 0x200000) lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2018/05/15 12:44:32 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) [ 136.730308] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 136.735420] ? kernfs_mount_ns+0x497/0x8e0 [ 136.739661] ? find_held_lock+0x36/0x1c0 [ 136.743729] ? graph_lock+0x170/0x170 [ 136.747533] ? mutex_trylock+0x2a0/0x2a0 [ 136.751602] ? find_held_lock+0x36/0x1c0 [ 136.755679] ? __lock_is_held+0xb5/0x140 [ 136.759763] ? check_same_owner+0x320/0x320 [ 136.764100] ? rcu_note_context_switch+0x710/0x710 [ 136.769041] ? lock_downgrade+0x8e0/0x8e0 [ 136.773209] __should_failslab+0x124/0x180 [ 136.777458] should_failslab+0x9/0x14 2018/05/15 12:44:32 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) fchdir(0xffffffffffffffff) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) [ 136.781270] kmem_cache_alloc+0x2af/0x760 [ 136.785429] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 136.790022] ? kasan_check_write+0x14/0x20 [ 136.794269] alloc_inode+0xb2/0x190 [ 136.797907] iget_locked+0x1f0/0x560 [ 136.801661] ? iget5_locked+0x570/0x570 [ 136.805655] ? rcu_read_lock_sched_held+0x108/0x120 [ 136.810682] ? kmem_cache_alloc_trace+0x616/0x780 [ 136.815535] ? lock_downgrade+0x8e0/0x8e0 [ 136.819693] kernfs_get_inode+0x51/0x570 [ 136.823764] kernfs_mount_ns+0x4de/0x8e0 [ 136.827834] ? kernfs_super_ns+0x70/0x70 2018/05/15 12:44:32 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f66000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x2}, 0x1c) 2018/05/15 12:44:32 executing program 5: capset(&(0x7f0000000200)={0x20071026}, &(0x7f0000001fe8)) fchdir(0xffffffffffffffff) open(&(0x7f0000000040)='./file0\x00', 0x3ff, 0x0) [ 136.831911] sysfs_mount+0xdf/0x200 [ 136.835545] ? sysfs_kill_sb+0x40/0x40 [ 136.839439] ? lock_downgrade+0x8e0/0x8e0 [ 136.843592] ? module_unload_free+0x5b0/0x5b0 [ 136.848103] mount_fs+0xae/0x328 [ 136.851477] ? mpi_free.cold.1+0x19/0x19 [ 136.855554] vfs_kern_mount.part.34+0xd4/0x4d0 [ 136.860144] ? may_umount+0xb0/0xb0 [ 136.863773] ? _raw_read_unlock+0x22/0x30 [ 136.867926] ? __get_fs_type+0x97/0xc0 [ 136.871827] do_mount+0x564/0x3070 [ 136.875374] ? lock_downgrade+0x8e0/0x8e0 [ 136.879535] ? copy_mount_string+0x40/0x40 [ 136.883781] ? check_same_owner+0x320/0x320 [ 136.888109] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 136.893131] ? __check_object_size+0x95/0x5d9 [ 136.897642] ? __might_sleep+0x95/0x190 [ 136.901636] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.907181] ? _copy_from_user+0xdf/0x150 [ 136.911342] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.916890] ? copy_mount_options+0x285/0x380 [ 136.921395] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 136.926936] ksys_mount+0x12d/0x140 [ 136.930567] __x64_sys_mount+0xbe/0x150 [ 136.934548] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 136.935117] QAT: Invalid ioctl [ 136.939568] do_syscall_64+0x1b1/0x800 [ 136.946680] ? finish_task_switch+0x1ca/0x840 [ 136.951182] ? syscall_return_slowpath+0x5c0/0x5c0 [ 136.956119] ? syscall_return_slowpath+0x30f/0x5c0 [ 136.956145] QAT: Invalid ioctl [ 136.961051] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 136.961077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.961098] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.961110] RIP: 0033:0x455a09 [ 136.961117] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.961132] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 136.961141] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 136.961149] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 136.961161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 137.019625] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000022 [ 137.027667] kasan: CONFIG_KASAN_INLINE enabled [ 137.032445] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 137.039893] general protection fault: 0000 [#1] SMP KASAN [ 137.045422] Dumping ftrace buffer: [ 137.048943] (ftrace buffer empty) [ 137.052657] Modules linked in: [ 137.055843] CPU: 0 PID: 10663 Comm: syz-executor6 Not tainted 4.17.0-rc5+ #51 [ 137.063094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.072441] RIP: 0010:__list_del_entry_valid+0x84/0xf3 [ 137.077698] RSP: 0018:ffff8801b9577860 EFLAGS: 00010246 [ 137.083045] RAX: dffffc0000000000 RBX: ffff8801d28b0118 RCX: 0000000000000000 [ 137.090306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d28b0120 [ 137.097559] RBP: ffff8801b9577878 R08: fffffbfff11cc865 R09: fffffbfff11cc864 [ 137.104816] R10: ffff8801b9577878 R11: ffffffff88e64327 R12: 0000000000000000 [ 137.112083] R13: 0000000000000000 R14: ffff8801b9577908 R15: ffff8801d28b0118 [ 137.119343] FS: 00007f4469bf3700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 [ 137.127551] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 137.133413] CR2: 00000000004daac4 CR3: 00000001b5e23000 CR4: 00000000001406f0 [ 137.140666] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 137.147921] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 137.155177] Call Trace: [ 137.157759] kernfs_kill_sb+0xa0/0x350 [ 137.161633] ? unregister_shrinker+0x23a/0x3a0 [ 137.166856] ? kernfs_mount_ns+0x8e0/0x8e0 [ 137.171083] ? perf_trace_mm_vmscan_writepage+0x750/0x750 [ 137.176612] ? rcu_read_lock_sched_held+0x108/0x120 [ 137.181618] ? kmem_cache_alloc_trace+0x616/0x780 [ 137.186458] sysfs_kill_sb+0x22/0x40 [ 137.190162] deactivate_locked_super+0x97/0x100 [ 137.194819] kernfs_mount_ns+0x753/0x8e0 [ 137.198870] ? kernfs_super_ns+0x70/0x70 [ 137.202923] sysfs_mount+0xdf/0x200 [ 137.206536] ? sysfs_kill_sb+0x40/0x40 [ 137.210411] ? lock_downgrade+0x8e0/0x8e0 [ 137.214543] ? module_unload_free+0x5b0/0x5b0 [ 137.219027] mount_fs+0xae/0x328 [ 137.222386] ? mpi_free.cold.1+0x19/0x19 [ 137.226434] vfs_kern_mount.part.34+0xd4/0x4d0 [ 137.231003] ? may_umount+0xb0/0xb0 [ 137.234616] ? _raw_read_unlock+0x22/0x30 [ 137.238746] ? __get_fs_type+0x97/0xc0 [ 137.242620] do_mount+0x564/0x3070 [ 137.246148] ? lock_downgrade+0x8e0/0x8e0 [ 137.250282] ? copy_mount_string+0x40/0x40 [ 137.254518] ? check_same_owner+0x320/0x320 [ 137.258828] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 137.263846] ? __check_object_size+0x95/0x5d9 [ 137.268329] ? __might_sleep+0x95/0x190 [ 137.272297] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 137.277823] ? _copy_from_user+0xdf/0x150 [ 137.281960] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 137.288126] ? copy_mount_options+0x285/0x380 [ 137.292612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 137.298136] ksys_mount+0x12d/0x140 [ 137.301755] __x64_sys_mount+0xbe/0x150 [ 137.305718] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 137.310725] do_syscall_64+0x1b1/0x800 [ 137.314602] ? finish_task_switch+0x1ca/0x840 [ 137.319082] ? syscall_return_slowpath+0x5c0/0x5c0 [ 137.323995] ? syscall_return_slowpath+0x30f/0x5c0 [ 137.328915] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 137.334263] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 137.339094] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.344266] RIP: 0033:0x455a09 [ 137.347443] RSP: 002b:00007f4469bf2c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.355486] RAX: ffffffffffffffda RBX: 00007f4469bf36d4 RCX: 0000000000455a09 [ 137.362747] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000020000080 [ 137.370015] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 137.377278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000015 [ 137.384532] R13: 00000000000004a5 R14: 00000000006fb018 R15: 0000000000000022 [ 137.391803] Code: c5 0f 84 cc 00 00 00 48 b8 00 02 00 00 00 00 ad de 49 39 c4 0f 84 a5 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 5f 49 8b 14 24 48 39 da 0f 85 ba 00 00 00 48 b8 [ 137.411040] RIP: __list_del_entry_valid+0x84/0xf3 RSP: ffff8801b9577860 [ 137.417846] ---[ end trace fd15cd1889c9930d ]--- [ 137.422618] Kernel panic - not syncing: Fatal exception [ 137.428441] Dumping ftrace buffer: [ 137.431964] (ftrace buffer empty) [ 137.435652] Kernel Offset: disabled [ 137.439255] Rebooting in 86400 seconds..